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 RX_DONT_PASS_UL
  29 #undef DEBUG_EPROM
  30 #undef DEBUG_RX_VERBOSE
  31 #undef DUMMY_RX
  32 #undef DEBUG_ZERO_RX
  33 #undef DEBUG_RX_SKB
  34 #undef DEBUG_TX_FRAG
  35 #undef DEBUG_RX_FRAG
  36 #undef DEBUG_TX_FILLDESC
  37 #undef DEBUG_TX
  38 #undef DEBUG_IRQ
  39 #undef DEBUG_RX
  40 #undef DEBUG_RXALLOC
  41 #undef DEBUG_REGISTERS
  42 #undef DEBUG_RING
  43 #undef DEBUG_IRQ_TASKLET
  44 #undef DEBUG_TX_ALLOC
  45 #undef DEBUG_TX_DESC
  46
  47 //#define CONFIG_RTL8192_IO_MAP
  48 #include <linux/vmalloc.h>
  49 #include <linux/slab.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
  61 #ifdef CONFIG_PM
  62 #include "r8192_pm.h"
  63 #endif
  64
  65 #ifdef ENABLE_DOT11D
  66 #include "ieee80211/dot11d.h"
  67 #endif
  68
  69 //set here to open your trace code. //WB
  70 u32 rt_global_debug_component =
  71                 //              COMP_INIT       |
  72                         //      COMP_EPROM      |
  73                 //              COMP_PHY        |
  74                 //              COMP_RF         |
  75 //                              COMP_FIRMWARE   |
  76                         //      COMP_TRACE      |
  77                 //              COMP_DOWN       |
  78                 //              COMP_SWBW       |
  79                 //              COMP_SEC        |
  80 //                              COMP_QOS        |
  81 //                              COMP_RATE       |
  82                 //              COMP_RECV       |
  83                 //              COMP_SEND       |
  84                 //              COMP_POWER      |
  85                         //      COMP_EVENTS     |
  86                         //      COMP_RESET      |
  87                         //      COMP_CMDPKT     |
  88                         //      COMP_POWER_TRACKING     |
  89                         //      COMP_INTR       |
  90                                 COMP_ERR ; //always open err flags on
  91
  92 static DEFINE_PCI_DEVICE_TABLE(rtl8192_pci_id_tbl) = {
  93 #ifdef RTL8190P
  94         /* Realtek */
  95         /* Dlink */
  96         { PCI_DEVICE(0x10ec, 0x8190) },
  97         /* Corega */
  98         { PCI_DEVICE(0x07aa, 0x0045) },
  99         { PCI_DEVICE(0x07aa, 0x0046) },
 100 #else
 101         /* Realtek */
 102         { PCI_DEVICE(0x10ec, 0x8192) },
 103
 104         /* Corega */
 105         { PCI_DEVICE(0x07aa, 0x0044) },
 106         { PCI_DEVICE(0x07aa, 0x0047) },
 107 #endif
 108         {}
 109 };
 110
 111 static char ifname[IFNAMSIZ] = "wlan%d";
 112 static int hwwep = 1; //default use hw. set 0 to use software security
 113 static int channels = 0x3fff;
 114
 115 MODULE_LICENSE("GPL");
 116 MODULE_VERSION("V 1.1");
 117 MODULE_DEVICE_TABLE(pci, rtl8192_pci_id_tbl);
 118 //MODULE_AUTHOR("Andrea Merello <andreamrl@tiscali.it>");
 119 MODULE_DESCRIPTION("Linux driver for Realtek RTL819x WiFi cards");
 120
 121
 122 module_param_string(ifname, ifname, sizeof(ifname), S_IRUGO|S_IWUSR);
 123 module_param(hwwep,int, S_IRUGO|S_IWUSR);
 124 module_param(channels,int, S_IRUGO|S_IWUSR);
 125
 126 MODULE_PARM_DESC(ifname," Net interface name, wlan%d=default");
 127 MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards");
 128 MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI");
 129
 130 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
 131                          const struct pci_device_id *id);
 132 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev);
 133
 134 static struct pci_driver rtl8192_pci_driver = {
 135         .name           = RTL819xE_MODULE_NAME,           /* Driver name   */
 136         .id_table       = rtl8192_pci_id_tbl,             /* PCI_ID table  */
 137         .probe          = rtl8192_pci_probe,              /* probe fn      */
 138         .remove         = __devexit_p(rtl8192_pci_disconnect),    /* remove fn     */
 139 #ifdef CONFIG_PM
 140         .suspend        = rtl8192E_suspend,               /* PM suspend fn */
 141         .resume         = rtl8192E_resume,                 /* PM resume fn  */
 142 #else
 143         .suspend        = NULL,                           /* PM suspend fn */
 144         .resume         = NULL,                           /* PM resume fn  */
 145 #endif
 146 };
 147
 148 static void rtl8192_start_beacon(struct net_device *dev);
 149 static void rtl8192_stop_beacon(struct net_device *dev);
 150 static void rtl819x_watchdog_wqcallback(struct work_struct *work);
 151 static void rtl8192_irq_rx_tasklet(struct r8192_priv *priv);
 152 static void rtl8192_irq_tx_tasklet(struct r8192_priv *priv);
 153 static void rtl8192_prepare_beacon(struct r8192_priv *priv);
 154 static irqreturn_t rtl8192_interrupt(int irq, void *netdev);
 155 static void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb);
 156 static void rtl8192_update_ratr_table(struct net_device* dev);
 157 static void rtl8192_restart(struct work_struct *work);
 158 static void watch_dog_timer_callback(unsigned long data);
 159 static int _rtl8192_up(struct net_device *dev);
 160 static void rtl8192_cancel_deferred_work(struct r8192_priv* priv);
 161
 162 #ifdef ENABLE_DOT11D
 163
 164 typedef struct _CHANNEL_LIST
 165 {
 166         u8      Channel[32];
 167         u8      Len;
 168 }CHANNEL_LIST, *PCHANNEL_LIST;
 169
 170 static const CHANNEL_LIST ChannelPlan[] = {
 171         {{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
 172         {{1,2,3,4,5,6,7,8,9,10,11},11},                                                 //IC
 173         {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21},   //ETSI
 174         {{1,2,3,4,5,6,7,8,9,10,11,12,13},13},    //Spain. Change to ETSI.
 175         {{1,2,3,4,5,6,7,8,9,10,11,12,13},13},   //France. Change to ETSI.
 176         {{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
 177         {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22},//MKK1
 178         {{1,2,3,4,5,6,7,8,9,10,11,12,13},13},   //Israel.
 179         {{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
 180         {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64}, 22},    //MIC
 181         {{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
 182 };
 183
 184 static void rtl819x_set_channel_map(u8 channel_plan, struct r8192_priv* priv)
 185 {
 186         int i, max_chan=-1, min_chan=-1;
 187         struct ieee80211_device* ieee = priv->ieee80211;
 188         switch (channel_plan)
 189         {
 190                 case COUNTRY_CODE_FCC:
 191                 case COUNTRY_CODE_IC:
 192                 case COUNTRY_CODE_ETSI:
 193                 case COUNTRY_CODE_SPAIN:
 194                 case COUNTRY_CODE_FRANCE:
 195                 case COUNTRY_CODE_MKK:
 196                 case COUNTRY_CODE_MKK1:
 197                 case COUNTRY_CODE_ISRAEL:
 198                 case COUNTRY_CODE_TELEC:
 199                 case COUNTRY_CODE_MIC:
 200                 {
 201                         Dot11d_Init(ieee);
 202                         ieee->bGlobalDomain = false;
 203                         //acturally 8225 & 8256 rf chip only support B,G,24N mode
 204                         if ((priv->rf_chip == RF_8225) || (priv->rf_chip == RF_8256))
 205                         {
 206                                 min_chan = 1;
 207                                 max_chan = 14;
 208                         }
 209                         else
 210                         {
 211                                 RT_TRACE(COMP_ERR, "unknown rf chip, can't set channel map in function:%s()\n", __FUNCTION__);
 212                         }
 213                         if (ChannelPlan[channel_plan].Len != 0){
 214                                 // Clear old channel map
 215                                 memset(GET_DOT11D_INFO(ieee)->channel_map, 0, sizeof(GET_DOT11D_INFO(ieee)->channel_map));
 216                                 // Set new channel map
 217                                 for (i=0;i<ChannelPlan[channel_plan].Len;i++)
 218                                 {
 219                                         if (ChannelPlan[channel_plan].Channel[i] < min_chan || ChannelPlan[channel_plan].Channel[i] > max_chan)
 220                                             break;
 221                                         GET_DOT11D_INFO(ieee)->channel_map[ChannelPlan[channel_plan].Channel[i]] = 1;
 222                                 }
 223                         }
 224                         break;
 225                 }
 226                 case COUNTRY_CODE_GLOBAL_DOMAIN:
 227                 {
 228                         GET_DOT11D_INFO(ieee)->bEnabled = 0; //this flag enabled to follow 11d country IE setting, otherwise, it shall follow global domain setting
 229                         Dot11d_Reset(ieee);
 230                         ieee->bGlobalDomain = true;
 231                         break;
 232                 }
 233                 default:
 234                         break;
 235         }
 236 }
 237 #endif
 238
 239 static inline bool rx_hal_is_cck_rate(prx_fwinfo_819x_pci pdrvinfo)
 240 {
 241         return (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         write_nic_dword(dev, RWCAM, BIT31|BIT30);
 251 }
 252
 253
 254 void write_cam(struct net_device *dev, u8 addr, u32 data)
 255 {
 256         write_nic_dword(dev, WCAMI, data);
 257         write_nic_dword(dev, RWCAM, BIT31|BIT16|(addr&0xff) );
 258 }
 259 u32 read_cam(struct net_device *dev, u8 addr)
 260 {
 261         write_nic_dword(dev, RWCAM, 0x80000000|(addr&0xff) );
 262         return read_nic_dword(dev, 0xa8);
 263 }
 264
 265 #ifdef CONFIG_RTL8180_IO_MAP
 266
 267 u8 read_nic_byte(struct net_device *dev, int x)
 268 {
 269         return 0xff&inb(dev->base_addr +x);
 270 }
 271
 272 u32 read_nic_dword(struct net_device *dev, int x)
 273 {
 274         return inl(dev->base_addr +x);
 275 }
 276
 277 u16 read_nic_word(struct net_device *dev, int x)
 278 {
 279         return inw(dev->base_addr +x);
 280 }
 281
 282 void write_nic_byte(struct net_device *dev, int x,u8 y)
 283 {
 284         outb(y&0xff,dev->base_addr +x);
 285 }
 286
 287 void write_nic_word(struct net_device *dev, int x,u16 y)
 288 {
 289         outw(y,dev->base_addr +x);
 290 }
 291
 292 void write_nic_dword(struct net_device *dev, int x,u32 y)
 293 {
 294         outl(y,dev->base_addr +x);
 295 }
 296
 297 #else /* RTL_IO_MAP */
 298
 299 u8 read_nic_byte(struct net_device *dev, int x)
 300 {
 301         return 0xff&readb((u8*)dev->mem_start +x);
 302 }
 303
 304 u32 read_nic_dword(struct net_device *dev, int x)
 305 {
 306         return readl((u8*)dev->mem_start +x);
 307 }
 308
 309 u16 read_nic_word(struct net_device *dev, int x)
 310 {
 311         return readw((u8*)dev->mem_start +x);
 312 }
 313
 314 void write_nic_byte(struct net_device *dev, int x,u8 y)
 315 {
 316         writeb(y,(u8*)dev->mem_start +x);
 317         udelay(20);
 318 }
 319
 320 void write_nic_dword(struct net_device *dev, int x,u32 y)
 321 {
 322         writel(y,(u8*)dev->mem_start +x);
 323         udelay(20);
 324 }
 325
 326 void write_nic_word(struct net_device *dev, int x,u16 y)
 327 {
 328         writew(y,(u8*)dev->mem_start +x);
 329         udelay(20);
 330 }
 331
 332 #endif /* RTL_IO_MAP */
 333
 334 u8 rtl8192e_ap_sec_type(struct ieee80211_device *ieee)
 335 {
 336         static const u8 ccmp_ie[4] = {0x00,0x50,0xf2,0x04};
 337         static const u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04};
 338         int wpa_ie_len= ieee->wpa_ie_len;
 339         struct ieee80211_crypt_data* crypt;
 340         int encrypt;
 341
 342         crypt = ieee->crypt[ieee->tx_keyidx];
 343
 344         encrypt = (ieee->current_network.capability & WLAN_CAPABILITY_PRIVACY) ||
 345                   (ieee->host_encrypt && crypt && crypt->ops &&
 346                    (0 == strcmp(crypt->ops->name,"WEP")));
 347
 348         /* simply judge  */
 349         if(encrypt && (wpa_ie_len == 0)) {
 350                 // wep encryption, no N mode setting */
 351                 return SEC_ALG_WEP;
 352         } else if((wpa_ie_len != 0)) {
 353                 // parse pairwise key type */
 354                 if (((ieee->wpa_ie[0] == 0xdd) && (!memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) ||
 355                                 ((ieee->wpa_ie[0] == 0x30) && (!memcmp(&ieee->wpa_ie[10],ccmp_rsn_ie, 4))))
 356                         return SEC_ALG_CCMP;
 357                 else
 358                         return SEC_ALG_TKIP;
 359         } else {
 360                 return SEC_ALG_NONE;
 361         }
 362 }
 363
 364 void
 365 rtl8192e_SetHwReg(struct net_device *dev,u8 variable,u8* val)
 366 {
 367         struct r8192_priv* priv = ieee80211_priv(dev);
 368
 369         switch(variable)
 370         {
 371
 372                 case HW_VAR_BSSID:
 373                         write_nic_dword(dev, BSSIDR, ((u32*)(val))[0]);
 374                         write_nic_word(dev, BSSIDR+2, ((u16*)(val+2))[0]);
 375                 break;
 376
 377                 case HW_VAR_MEDIA_STATUS:
 378                 {
 379                         RT_OP_MODE      OpMode = *((RT_OP_MODE *)(val));
 380                         u8              btMsr = read_nic_byte(dev, MSR);
 381
 382                         btMsr &= 0xfc;
 383
 384                         switch(OpMode)
 385                         {
 386                         case RT_OP_MODE_INFRASTRUCTURE:
 387                                 btMsr |= MSR_INFRA;
 388                                 break;
 389
 390                         case RT_OP_MODE_IBSS:
 391                                 btMsr |= MSR_ADHOC;
 392                                 break;
 393
 394                         case RT_OP_MODE_AP:
 395                                 btMsr |= MSR_AP;
 396                                 break;
 397
 398                         default:
 399                                 btMsr |= MSR_NOLINK;
 400                                 break;
 401                         }
 402
 403                         write_nic_byte(dev, MSR, btMsr);
 404                 }
 405                 break;
 406
 407                 case HW_VAR_CHECK_BSSID:
 408                 {
 409                         u32     RegRCR, Type;
 410
 411                         Type = ((u8*)(val))[0];
 412                         RegRCR = read_nic_dword(dev,RCR);
 413                         priv->ReceiveConfig = RegRCR;
 414
 415                         if (Type == true)
 416                                 RegRCR |= (RCR_CBSSID);
 417                         else if (Type == false)
 418                                 RegRCR &= (~RCR_CBSSID);
 419
 420                         write_nic_dword(dev, RCR,RegRCR);
 421                         priv->ReceiveConfig = RegRCR;
 422
 423                 }
 424                 break;
 425
 426                 case HW_VAR_SLOT_TIME:
 427                 {
 428                         priv->slot_time = val[0];
 429                         write_nic_byte(dev, SLOT_TIME, val[0]);
 430
 431                 }
 432                 break;
 433
 434                 case HW_VAR_ACK_PREAMBLE:
 435                 {
 436                         u32 regTmp = 0;
 437                         priv->short_preamble = (bool)(*(u8*)val );
 438                         regTmp = priv->basic_rate;
 439                         if (priv->short_preamble)
 440                                 regTmp |= BRSR_AckShortPmb;
 441                         write_nic_dword(dev, RRSR, regTmp);
 442                 }
 443                 break;
 444
 445                 case HW_VAR_CPU_RST:
 446                         write_nic_dword(dev, CPU_GEN, ((u32*)(val))[0]);
 447                 break;
 448
 449                 default:
 450                 break;
 451         }
 452
 453 }
 454
 455 static struct proc_dir_entry *rtl8192_proc = NULL;
 456
 457 static int proc_get_stats_ap(char *page, char **start,
 458                           off_t offset, int count,
 459                           int *eof, void *data)
 460 {
 461         struct net_device *dev = data;
 462         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 463         struct ieee80211_device *ieee = priv->ieee80211;
 464         struct ieee80211_network *target;
 465         int len = 0;
 466
 467         list_for_each_entry(target, &ieee->network_list, list) {
 468
 469                 len += snprintf(page + len, count - len,
 470                 "%s ", target->ssid);
 471
 472                 if(target->wpa_ie_len>0 || target->rsn_ie_len>0){
 473                         len += snprintf(page + len, count - len,
 474                         "WPA\n");
 475                 }
 476                 else{
 477                         len += snprintf(page + len, count - len,
 478                         "non_WPA\n");
 479                 }
 480
 481         }
 482
 483         *eof = 1;
 484         return len;
 485 }
 486
 487 static int proc_get_registers(char *page, char **start,
 488                           off_t offset, int count,
 489                           int *eof, void *data)
 490 {
 491         struct net_device *dev = data;
 492         int len = 0;
 493         int i,n;
 494         int max=0xff;
 495
 496         /* This dump the current register page */
 497         len += snprintf(page + len, count - len,
 498                         "\n####################page 0##################\n ");
 499
 500         for(n=0;n<=max;)
 501         {
 502                 len += snprintf(page + len, count - len,
 503                         "\nD:  %2x > ",n);
 504
 505                 for(i=0;i<16 && n<=max;i++,n++)
 506                 len += snprintf(page + len, count - len,
 507                         "%2x ",read_nic_byte(dev,n));
 508         }
 509         len += snprintf(page + len, count - len,"\n");
 510         len += snprintf(page + len, count - len,
 511                         "\n####################page 1##################\n ");
 512         for(n=0;n<=max;)
 513         {
 514                 len += snprintf(page + len, count - len,
 515                         "\nD:  %2x > ",n);
 516
 517                 for(i=0;i<16 && n<=max;i++,n++)
 518                 len += snprintf(page + len, count - len,
 519                         "%2x ",read_nic_byte(dev,0x100|n));
 520         }
 521
 522         len += snprintf(page + len, count - len,
 523                         "\n####################page 3##################\n ");
 524         for(n=0;n<=max;)
 525         {
 526                 len += snprintf(page + len, count - len,
 527                         "\nD:  %2x > ",n);
 528
 529                 for(i=0;i<16 && n<=max;i++,n++)
 530                 len += snprintf(page + len, count - len,
 531                         "%2x ",read_nic_byte(dev,0x300|n));
 532         }
 533
 534         *eof = 1;
 535         return len;
 536
 537 }
 538
 539 static int proc_get_stats_tx(char *page, char **start,
 540                           off_t offset, int count,
 541                           int *eof, void *data)
 542 {
 543         struct net_device *dev = data;
 544         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 545
 546         int len = 0;
 547
 548         len += snprintf(page + len, count - len,
 549                 "TX VI priority ok int: %lu\n"
 550                 "TX VO priority ok int: %lu\n"
 551                 "TX BE priority ok int: %lu\n"
 552                 "TX BK priority ok int: %lu\n"
 553                 "TX MANAGE priority ok int: %lu\n"
 554                 "TX BEACON priority ok int: %lu\n"
 555                 "TX BEACON priority error int: %lu\n"
 556                 "TX CMDPKT priority ok int: %lu\n"
 557                 "TX queue stopped?: %d\n"
 558                 "TX fifo overflow: %lu\n"
 559                 "TX total data packets %lu\n"
 560                 "TX total data bytes :%lu\n",
 561                 priv->stats.txviokint,
 562                 priv->stats.txvookint,
 563                 priv->stats.txbeokint,
 564                 priv->stats.txbkokint,
 565                 priv->stats.txmanageokint,
 566                 priv->stats.txbeaconokint,
 567                 priv->stats.txbeaconerr,
 568                 priv->stats.txcmdpktokint,
 569                 netif_queue_stopped(dev),
 570                 priv->stats.txoverflow,
 571                 priv->ieee80211->stats.tx_packets,
 572                 priv->ieee80211->stats.tx_bytes);
 573
 574         *eof = 1;
 575         return len;
 576 }
 577
 578
 579
 580 static int proc_get_stats_rx(char *page, char **start,
 581                           off_t offset, int count,
 582                           int *eof, void *data)
 583 {
 584         struct net_device *dev = data;
 585         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 586
 587         int len = 0;
 588
 589         len += snprintf(page + len, count - len,
 590                 "RX packets: %lu\n"
 591                 "RX desc err: %lu\n"
 592                 "RX rx overflow error: %lu\n",
 593                 priv->stats.rxint,
 594                 priv->stats.rxrdu,
 595                 priv->stats.rxoverflow);
 596
 597         *eof = 1;
 598         return len;
 599 }
 600
 601 static void rtl8192_proc_module_init(void)
 602 {
 603         RT_TRACE(COMP_INIT, "Initializing proc filesystem");
 604         rtl8192_proc=create_proc_entry(RTL819xE_MODULE_NAME, S_IFDIR, init_net.proc_net);
 605 }
 606
 607
 608 static void rtl8192_proc_module_remove(void)
 609 {
 610         remove_proc_entry(RTL819xE_MODULE_NAME, init_net.proc_net);
 611 }
 612
 613
 614 static void rtl8192_proc_remove_one(struct net_device *dev)
 615 {
 616         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 617
 618         printk("dev name=======> %s\n",dev->name);
 619
 620         if (priv->dir_dev) {
 621         //      remove_proc_entry("stats-hw", priv->dir_dev);
 622                 remove_proc_entry("stats-tx", priv->dir_dev);
 623                 remove_proc_entry("stats-rx", priv->dir_dev);
 624         //      remove_proc_entry("stats-ieee", priv->dir_dev);
 625                 remove_proc_entry("stats-ap", priv->dir_dev);
 626                 remove_proc_entry("registers", priv->dir_dev);
 627         //      remove_proc_entry("cck-registers",priv->dir_dev);
 628         //      remove_proc_entry("ofdm-registers",priv->dir_dev);
 629                 //remove_proc_entry(dev->name, rtl8192_proc);
 630                 remove_proc_entry("wlan0", rtl8192_proc);
 631                 priv->dir_dev = NULL;
 632         }
 633 }
 634
 635
 636 static void rtl8192_proc_init_one(struct net_device *dev)
 637 {
 638         struct proc_dir_entry *e;
 639         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 640         priv->dir_dev = create_proc_entry(dev->name,
 641                                           S_IFDIR | S_IRUGO | S_IXUGO,
 642                                           rtl8192_proc);
 643         if (!priv->dir_dev) {
 644                 RT_TRACE(COMP_ERR, "Unable to initialize /proc/net/rtl8192/%s\n",
 645                       dev->name);
 646                 return;
 647         }
 648         e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO,
 649                                    priv->dir_dev, proc_get_stats_rx, dev);
 650
 651         if (!e) {
 652                 RT_TRACE(COMP_ERR,"Unable to initialize "
 653                       "/proc/net/rtl8192/%s/stats-rx\n",
 654                       dev->name);
 655         }
 656
 657
 658         e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO,
 659                                    priv->dir_dev, proc_get_stats_tx, dev);
 660
 661         if (!e) {
 662                 RT_TRACE(COMP_ERR, "Unable to initialize "
 663                       "/proc/net/rtl8192/%s/stats-tx\n",
 664                       dev->name);
 665         }
 666
 667         e = create_proc_read_entry("stats-ap", S_IFREG | S_IRUGO,
 668                                    priv->dir_dev, proc_get_stats_ap, dev);
 669
 670         if (!e) {
 671                 RT_TRACE(COMP_ERR, "Unable to initialize "
 672                       "/proc/net/rtl8192/%s/stats-ap\n",
 673                       dev->name);
 674         }
 675
 676         e = create_proc_read_entry("registers", S_IFREG | S_IRUGO,
 677                                    priv->dir_dev, proc_get_registers, dev);
 678         if (!e) {
 679                 RT_TRACE(COMP_ERR, "Unable to initialize "
 680                       "/proc/net/rtl8192/%s/registers\n",
 681                       dev->name);
 682         }
 683 }
 684
 685 short check_nic_enough_desc(struct net_device *dev, int prio)
 686 {
 687     struct r8192_priv *priv = ieee80211_priv(dev);
 688     struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
 689
 690     /* for now we reserve two free descriptor as a safety boundary
 691      * between the tail and the head
 692      */
 693     return (ring->entries - skb_queue_len(&ring->queue) >= 2);
 694 }
 695
 696 static void tx_timeout(struct net_device *dev)
 697 {
 698         struct r8192_priv *priv = ieee80211_priv(dev);
 699
 700         schedule_work(&priv->reset_wq);
 701         printk("TXTIMEOUT");
 702 }
 703
 704 static void rtl8192_irq_enable(struct net_device *dev)
 705 {
 706         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 707         priv->irq_enabled = 1;
 708         write_nic_dword(dev,INTA_MASK, priv->irq_mask);
 709 }
 710
 711 void rtl8192_irq_disable(struct net_device *dev)
 712 {
 713         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 714
 715         write_nic_dword(dev,INTA_MASK,0);
 716         priv->irq_enabled = 0;
 717 }
 718
 719 void rtl8192_update_msr(struct net_device *dev)
 720 {
 721         struct r8192_priv *priv = ieee80211_priv(dev);
 722         u8 msr;
 723
 724         msr  = read_nic_byte(dev, MSR);
 725         msr &= ~ MSR_LINK_MASK;
 726
 727         /* do not change in link_state != WLAN_LINK_ASSOCIATED.
 728          * msr must be updated if the state is ASSOCIATING.
 729          * this is intentional and make sense for ad-hoc and
 730          * master (see the create BSS/IBSS func)
 731          */
 732         if (priv->ieee80211->state == IEEE80211_LINKED){
 733
 734                 if (priv->ieee80211->iw_mode == IW_MODE_INFRA)
 735                         msr |= (MSR_LINK_MANAGED<<MSR_LINK_SHIFT);
 736                 else if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
 737                         msr |= (MSR_LINK_ADHOC<<MSR_LINK_SHIFT);
 738                 else if (priv->ieee80211->iw_mode == IW_MODE_MASTER)
 739                         msr |= (MSR_LINK_MASTER<<MSR_LINK_SHIFT);
 740
 741         }else
 742                 msr |= (MSR_LINK_NONE<<MSR_LINK_SHIFT);
 743
 744         write_nic_byte(dev, MSR, msr);
 745 }
 746
 747 void rtl8192_set_chan(struct net_device *dev,short ch)
 748 {
 749         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 750
 751         priv->chan = ch;
 752
 753         /* need to implement rf set channel here WB */
 754
 755         if (priv->rf_set_chan)
 756                 priv->rf_set_chan(dev, priv->chan);
 757 }
 758
 759 void rtl8192_rx_enable(struct net_device *dev)
 760 {
 761         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 762
 763         write_nic_dword(dev, RDQDA,priv->rx_ring_dma);
 764 }
 765
 766 /* the TX_DESC_BASE setting is according to the following queue index
 767  *  BK_QUEUE       ===>                        0
 768  *  BE_QUEUE       ===>                        1
 769  *  VI_QUEUE       ===>                        2
 770  *  VO_QUEUE       ===>                        3
 771  *  HCCA_QUEUE     ===>                        4
 772  *  TXCMD_QUEUE    ===>                        5
 773  *  MGNT_QUEUE     ===>                        6
 774  *  HIGH_QUEUE     ===>                        7
 775  *  BEACON_QUEUE   ===>                        8
 776  *  */
 777 static const u32 TX_DESC_BASE[] = {BKQDA, BEQDA, VIQDA, VOQDA, HCCAQDA, CQDA, MQDA, HQDA, BQDA};
 778 void rtl8192_tx_enable(struct net_device *dev)
 779 {
 780         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 781         u32 i;
 782
 783         for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
 784                 write_nic_dword(dev, TX_DESC_BASE[i], priv->tx_ring[i].dma);
 785
 786         ieee80211_reset_queue(priv->ieee80211);
 787 }
 788
 789
 790 static void rtl8192_free_rx_ring(struct net_device *dev)
 791 {
 792         struct r8192_priv *priv = ieee80211_priv(dev);
 793         int i;
 794
 795         for (i = 0; i < priv->rxringcount; i++) {
 796                 struct sk_buff *skb = priv->rx_buf[i];
 797                 if (!skb)
 798                         continue;
 799
 800                 pci_unmap_single(priv->pdev,
 801                                  *((dma_addr_t *)skb->cb),
 802                                  priv->rxbuffersize, PCI_DMA_FROMDEVICE);
 803                 kfree_skb(skb);
 804         }
 805
 806         pci_free_consistent(priv->pdev, sizeof(*priv->rx_ring) * priv->rxringcount,
 807                             priv->rx_ring, priv->rx_ring_dma);
 808         priv->rx_ring = NULL;
 809 }
 810
 811 static void rtl8192_free_tx_ring(struct net_device *dev, unsigned int prio)
 812 {
 813         struct r8192_priv *priv = ieee80211_priv(dev);
 814         struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
 815
 816         while (skb_queue_len(&ring->queue)) {
 817                 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
 818                 struct sk_buff *skb = __skb_dequeue(&ring->queue);
 819
 820                 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
 821                                  skb->len, PCI_DMA_TODEVICE);
 822                 kfree_skb(skb);
 823                 ring->idx = (ring->idx + 1) % ring->entries;
 824         }
 825
 826         pci_free_consistent(priv->pdev, sizeof(*ring->desc)*ring->entries,
 827                             ring->desc, ring->dma);
 828         ring->desc = NULL;
 829 }
 830
 831 void PHY_SetRtl8192eRfOff(struct net_device* dev)
 832 {
 833         //disable RF-Chip A/B
 834         rtl8192_setBBreg(dev, rFPGA0_XA_RFInterfaceOE, BIT4, 0x0);
 835         //analog to digital off, for power save
 836         rtl8192_setBBreg(dev, rFPGA0_AnalogParameter4, 0x300, 0x0);
 837         //digital to analog off, for power save
 838         rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x18, 0x0);
 839         //rx antenna off
 840         rtl8192_setBBreg(dev, rOFDM0_TRxPathEnable, 0xf, 0x0);
 841         //rx antenna off
 842         rtl8192_setBBreg(dev, rOFDM1_TRxPathEnable, 0xf, 0x0);
 843         //analog to digital part2 off, for power save
 844         rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x60, 0x0);
 845         rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x4, 0x0);
 846         // Analog parameter!!Change bias and Lbus control.
 847         write_nic_byte(dev, ANAPAR_FOR_8192PciE, 0x07);
 848
 849 }
 850
 851 void rtl8192_halt_adapter(struct net_device *dev, bool reset)
 852 {
 853         struct r8192_priv *priv = ieee80211_priv(dev);
 854         int i;
 855         u8 OpMode;
 856         u32 ulRegRead;
 857
 858         OpMode = RT_OP_MODE_NO_LINK;
 859         priv->ieee80211->SetHwRegHandler(dev, HW_VAR_MEDIA_STATUS, &OpMode);
 860
 861         if (!priv->ieee80211->bSupportRemoteWakeUp) {
 862                 /*
 863                  * disable tx/rx. In 8185 we write 0x10 (Reset bit),
 864                  * but here we make reference to WMAC and wirte 0x0
 865                  */
 866                 write_nic_byte(dev, CMDR, 0);
 867         }
 868
 869         mdelay(20);
 870
 871         if (!reset) {
 872                 mdelay(150);
 873
 874 #ifdef RTL8192E
 875                 priv->bHwRfOffAction = 2;
 876 #endif
 877
 878                 /*
 879                  * Call MgntActSet_RF_State instead to
 880                  * prevent RF config race condition.
 881                  */
 882                 if (!priv->ieee80211->bSupportRemoteWakeUp) {
 883                         PHY_SetRtl8192eRfOff(dev);
 884                         ulRegRead = read_nic_dword(dev,CPU_GEN);
 885                         ulRegRead |= CPU_GEN_SYSTEM_RESET;
 886                         write_nic_dword(dev,CPU_GEN, ulRegRead);
 887                 } else {
 888                         /* for WOL */
 889                         write_nic_dword(dev, WFCRC0, 0xffffffff);
 890                         write_nic_dword(dev, WFCRC1, 0xffffffff);
 891                         write_nic_dword(dev, WFCRC2, 0xffffffff);
 892
 893                         /* Write PMR register */
 894                         write_nic_byte(dev, PMR, 0x5);
 895                         /* Disable tx, enanble rx */
 896                         write_nic_byte(dev, MacBlkCtrl, 0xa);
 897                 }
 898         }
 899
 900         for(i = 0; i < MAX_QUEUE_SIZE; i++) {
 901                 skb_queue_purge(&priv->ieee80211->skb_waitQ [i]);
 902         }
 903         for(i = 0; i < MAX_QUEUE_SIZE; i++) {
 904                 skb_queue_purge(&priv->ieee80211->skb_aggQ [i]);
 905         }
 906
 907         skb_queue_purge(&priv->skb_queue);
 908 }
 909
 910 static const u16 rtl_rate[] = {10,20,55,110,60,90,120,180,240,360,480,540};
 911 inline u16 rtl8192_rate2rate(short rate)
 912 {
 913         if (rate >11) return 0;
 914         return rtl_rate[rate];
 915 }
 916
 917 static void rtl8192_data_hard_stop(struct net_device *dev)
 918 {
 919 }
 920
 921 static void rtl8192_data_hard_resume(struct net_device *dev)
 922 {
 923 }
 924
 925 /*
 926  * this function TX data frames when the ieee80211 stack requires this.
 927  * It checks also if we need to stop the ieee tx queue, eventually do it
 928  */
 929 static void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev, int rate)
 930 {
 931         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 932         int ret;
 933         cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
 934         u8 queue_index = tcb_desc->queue_index;
 935
 936         /* shall not be referred by command packet */
 937         BUG_ON(queue_index == TXCMD_QUEUE);
 938
 939         if (priv->bHwRadioOff || (!priv->up))
 940         {
 941                 kfree_skb(skb);
 942                 return;
 943         }
 944
 945         memcpy(skb->cb, &dev, sizeof(dev));
 946
 947         skb_push(skb, priv->ieee80211->tx_headroom);
 948         ret = rtl8192_tx(dev, skb);
 949         if (ret != 0) {
 950                 kfree_skb(skb);
 951         }
 952
 953         if (queue_index != MGNT_QUEUE) {
 954                 priv->ieee80211->stats.tx_bytes += (skb->len - priv->ieee80211->tx_headroom);
 955                 priv->ieee80211->stats.tx_packets++;
 956         }
 957 }
 958
 959 /*
 960  * This is a rough attempt to TX a frame
 961  * This is called by the ieee 80211 stack to TX management frames.
 962  * If the ring is full packet are dropped (for data frame the queue
 963  * is stopped before this can happen).
 964  */
 965 static int rtl8192_hard_start_xmit(struct sk_buff *skb,struct net_device *dev)
 966 {
 967         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 968         int ret;
 969         cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
 970         u8 queue_index = tcb_desc->queue_index;
 971
 972         if (queue_index != TXCMD_QUEUE) {
 973                 if (priv->bHwRadioOff || (!priv->up))
 974                 {
 975                         kfree_skb(skb);
 976                         return 0;
 977                 }
 978         }
 979
 980         memcpy(skb->cb, &dev, sizeof(dev));
 981         if (queue_index == TXCMD_QUEUE) {
 982                 rtl819xE_tx_cmd(dev, skb);
 983                 ret = 0;
 984                 return ret;
 985         } else {
 986                 tcb_desc->RATRIndex = 7;
 987                 tcb_desc->bTxDisableRateFallBack = 1;
 988                 tcb_desc->bTxUseDriverAssingedRate = 1;
 989                 tcb_desc->bTxEnableFwCalcDur = 1;
 990                 skb_push(skb, priv->ieee80211->tx_headroom);
 991                 ret = rtl8192_tx(dev, skb);
 992                 if (ret != 0) {
 993                         kfree_skb(skb);
 994                 }
 995         }
 996
 997         return ret;
 998 }
 999
1000
1001 static void rtl8192_tx_isr(struct net_device *dev, int prio)
1002 {
1003         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1004         struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
1005
1006         while (skb_queue_len(&ring->queue)) {
1007                 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1008                 struct sk_buff *skb;
1009
1010                 /*
1011                  * beacon packet will only use the first descriptor defaultly,
1012                  * and the OWN may not be cleared by the hardware
1013                  */
1014                 if (prio != BEACON_QUEUE) {
1015                         if (entry->OWN)
1016                                 return;
1017                         ring->idx = (ring->idx + 1) % ring->entries;
1018                 }
1019
1020                 skb = __skb_dequeue(&ring->queue);
1021                 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1022                                  skb->len, PCI_DMA_TODEVICE);
1023
1024                 kfree_skb(skb);
1025         }
1026         if (prio == MGNT_QUEUE) {
1027                 if (priv->ieee80211->ack_tx_to_ieee) {
1028                         if (rtl8192_is_tx_queue_empty(dev)) {
1029                                 priv->ieee80211->ack_tx_to_ieee = 0;
1030                                 ieee80211_ps_tx_ack(priv->ieee80211, 1);
1031                         }
1032                 }
1033         }
1034
1035         if (prio != BEACON_QUEUE) {
1036                 /* try to deal with the pending packets  */
1037                 tasklet_schedule(&priv->irq_tx_tasklet);
1038         }
1039 }
1040
1041 static void rtl8192_stop_beacon(struct net_device *dev)
1042 {
1043 }
1044
1045 static void rtl8192_config_rate(struct net_device* dev, u16* rate_config)
1046 {
1047          struct r8192_priv *priv = ieee80211_priv(dev);
1048          struct ieee80211_network *net;
1049          u8 i=0, basic_rate = 0;
1050          net = & priv->ieee80211->current_network;
1051
1052          for (i=0; i<net->rates_len; i++)
1053          {
1054                  basic_rate = net->rates[i]&0x7f;
1055                  switch(basic_rate)
1056                  {
1057                          case MGN_1M:   *rate_config |= RRSR_1M;        break;
1058                          case MGN_2M:   *rate_config |= RRSR_2M;        break;
1059                          case MGN_5_5M: *rate_config |= RRSR_5_5M;      break;
1060                          case MGN_11M:  *rate_config |= RRSR_11M;       break;
1061                          case MGN_6M:   *rate_config |= RRSR_6M;        break;
1062                          case MGN_9M:   *rate_config |= RRSR_9M;        break;
1063                          case MGN_12M:  *rate_config |= RRSR_12M;       break;
1064                          case MGN_18M:  *rate_config |= RRSR_18M;       break;
1065                          case MGN_24M:  *rate_config |= RRSR_24M;       break;
1066                          case MGN_36M:  *rate_config |= RRSR_36M;       break;
1067                          case MGN_48M:  *rate_config |= RRSR_48M;       break;
1068                          case MGN_54M:  *rate_config |= RRSR_54M;       break;
1069                  }
1070          }
1071          for (i=0; i<net->rates_ex_len; i++)
1072          {
1073                  basic_rate = net->rates_ex[i]&0x7f;
1074                  switch(basic_rate)
1075                  {
1076                          case MGN_1M:   *rate_config |= RRSR_1M;        break;
1077                          case MGN_2M:   *rate_config |= RRSR_2M;        break;
1078                          case MGN_5_5M: *rate_config |= RRSR_5_5M;      break;
1079                          case MGN_11M:  *rate_config |= RRSR_11M;       break;
1080                          case MGN_6M:   *rate_config |= RRSR_6M;        break;
1081                          case MGN_9M:   *rate_config |= RRSR_9M;        break;
1082                          case MGN_12M:  *rate_config |= RRSR_12M;       break;
1083                          case MGN_18M:  *rate_config |= RRSR_18M;       break;
1084                          case MGN_24M:  *rate_config |= RRSR_24M;       break;
1085                          case MGN_36M:  *rate_config |= RRSR_36M;       break;
1086                          case MGN_48M:  *rate_config |= RRSR_48M;       break;
1087                          case MGN_54M:  *rate_config |= RRSR_54M;       break;
1088                  }
1089          }
1090 }
1091
1092
1093 #define SHORT_SLOT_TIME 9
1094 #define NON_SHORT_SLOT_TIME 20
1095
1096 static void rtl8192_update_cap(struct net_device* dev, u16 cap)
1097 {
1098         u32 tmp = 0;
1099         struct r8192_priv *priv = ieee80211_priv(dev);
1100         struct ieee80211_network *net = &priv->ieee80211->current_network;
1101         priv->short_preamble = cap & WLAN_CAPABILITY_SHORT_PREAMBLE;
1102         tmp = priv->basic_rate;
1103         if (priv->short_preamble)
1104                 tmp |= BRSR_AckShortPmb;
1105         write_nic_dword(dev, RRSR, tmp);
1106
1107         if (net->mode & (IEEE_G|IEEE_N_24G))
1108         {
1109                 u8 slot_time = 0;
1110                 if ((cap & WLAN_CAPABILITY_SHORT_SLOT)&&(!priv->ieee80211->pHTInfo->bCurrentRT2RTLongSlotTime))
1111                 {//short slot time
1112                         slot_time = SHORT_SLOT_TIME;
1113                 }
1114                 else //long slot time
1115                         slot_time = NON_SHORT_SLOT_TIME;
1116                 priv->slot_time = slot_time;
1117                 write_nic_byte(dev, SLOT_TIME, slot_time);
1118         }
1119
1120 }
1121
1122 static void rtl8192_net_update(struct net_device *dev)
1123 {
1124         struct r8192_priv *priv = ieee80211_priv(dev);
1125         struct ieee80211_network *net;
1126         u16 BcnTimeCfg = 0, BcnCW = 6, BcnIFS = 0xf;
1127         u16 rate_config = 0;
1128         net = &priv->ieee80211->current_network;
1129
1130         /* update Basic rate: RR, BRSR */
1131         rtl8192_config_rate(dev, &rate_config);
1132
1133         /*
1134          * Select RRSR (in Legacy-OFDM and CCK)
1135          * For 8190, we select only 24M, 12M, 6M, 11M, 5.5M,
1136          * 2M, and 1M from the Basic rate.
1137          * We do not use other rates.
1138          */
1139         priv->basic_rate = rate_config &= 0x15f;
1140
1141         /* BSSID */
1142         write_nic_dword(dev, BSSIDR, ((u32 *)net->bssid)[0]);
1143         write_nic_word(dev, BSSIDR+4, ((u16 *)net->bssid)[2]);
1144
1145         if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
1146         {
1147                 write_nic_word(dev, ATIMWND, 2);
1148                 write_nic_word(dev, BCN_DMATIME, 256);
1149                 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
1150                 /*
1151                  * BIT15 of BCN_DRV_EARLY_INT will indicate
1152                  * whether software beacon or hw beacon is applied.
1153                  */
1154                 write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
1155                 write_nic_byte(dev, BCN_ERR_THRESH, 100);
1156
1157                 BcnTimeCfg |= (BcnCW<<BCN_TCFG_CW_SHIFT);
1158                 /* TODO: BcnIFS may required to be changed on ASIC */
1159                 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
1160                 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
1161         }
1162 }
1163
1164 void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb)
1165 {
1166     struct r8192_priv *priv = ieee80211_priv(dev);
1167     struct rtl8192_tx_ring *ring;
1168     tx_desc_819x_pci *entry;
1169     unsigned int idx;
1170     dma_addr_t mapping;
1171     cb_desc *tcb_desc;
1172     unsigned long flags;
1173
1174     ring = &priv->tx_ring[TXCMD_QUEUE];
1175     mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1176
1177     spin_lock_irqsave(&priv->irq_th_lock,flags);
1178     idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1179     entry = &ring->desc[idx];
1180
1181     tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1182     memset(entry,0,12);
1183     entry->LINIP = tcb_desc->bLastIniPkt;
1184     entry->FirstSeg = 1;//first segment
1185     entry->LastSeg = 1; //last segment
1186     if(tcb_desc->bCmdOrInit == DESC_PACKET_TYPE_INIT) {
1187         entry->CmdInit = DESC_PACKET_TYPE_INIT;
1188     } else {
1189         entry->CmdInit = DESC_PACKET_TYPE_NORMAL;
1190         entry->Offset = sizeof(TX_FWINFO_8190PCI) + 8;
1191         entry->PktSize = (u16)(tcb_desc->pkt_size + entry->Offset);
1192         entry->QueueSelect = QSLT_CMD;
1193         entry->TxFWInfoSize = 0x08;
1194         entry->RATid = (u8)DESC_PACKET_TYPE_INIT;
1195     }
1196     entry->TxBufferSize = skb->len;
1197     entry->TxBuffAddr = cpu_to_le32(mapping);
1198     entry->OWN = 1;
1199
1200     __skb_queue_tail(&ring->queue, skb);
1201     spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1202
1203     write_nic_byte(dev, TPPoll, TPPoll_CQ);
1204
1205     return;
1206 }
1207
1208 /*
1209  * Mapping Software/Hardware descriptor queue id to "Queue Select Field"
1210  * in TxFwInfo data structure
1211  */
1212 static u8 MapHwQueueToFirmwareQueue(u8 QueueID)
1213 {
1214         u8 QueueSelect = 0;
1215
1216         switch (QueueID) {
1217         case BE_QUEUE:
1218                 QueueSelect = QSLT_BE;
1219                 break;
1220
1221         case BK_QUEUE:
1222                 QueueSelect = QSLT_BK;
1223                 break;
1224
1225         case VO_QUEUE:
1226                 QueueSelect = QSLT_VO;
1227                 break;
1228
1229         case VI_QUEUE:
1230                 QueueSelect = QSLT_VI;
1231                 break;
1232
1233         case MGNT_QUEUE:
1234                 QueueSelect = QSLT_MGNT;
1235                 break;
1236
1237         case BEACON_QUEUE:
1238                 QueueSelect = QSLT_BEACON;
1239                 break;
1240
1241         case TXCMD_QUEUE:
1242                 QueueSelect = QSLT_CMD;
1243                 break;
1244
1245         case HIGH_QUEUE:
1246         default:
1247                 RT_TRACE(COMP_ERR, "Impossible Queue Selection: %d\n", QueueID);
1248                 break;
1249         }
1250         return QueueSelect;
1251 }
1252
1253 static u8 MRateToHwRate8190Pci(u8 rate)
1254 {
1255         u8  ret = DESC90_RATE1M;
1256
1257         switch(rate) {
1258                 case MGN_1M:    ret = DESC90_RATE1M;            break;
1259                 case MGN_2M:    ret = DESC90_RATE2M;            break;
1260                 case MGN_5_5M:  ret = DESC90_RATE5_5M;  break;
1261                 case MGN_11M:   ret = DESC90_RATE11M;   break;
1262                 case MGN_6M:    ret = DESC90_RATE6M;            break;
1263                 case MGN_9M:    ret = DESC90_RATE9M;            break;
1264                 case MGN_12M:   ret = DESC90_RATE12M;   break;
1265                 case MGN_18M:   ret = DESC90_RATE18M;   break;
1266                 case MGN_24M:   ret = DESC90_RATE24M;   break;
1267                 case MGN_36M:   ret = DESC90_RATE36M;   break;
1268                 case MGN_48M:   ret = DESC90_RATE48M;   break;
1269                 case MGN_54M:   ret = DESC90_RATE54M;   break;
1270
1271                 // HT rate since here
1272                 case MGN_MCS0:  ret = DESC90_RATEMCS0;  break;
1273                 case MGN_MCS1:  ret = DESC90_RATEMCS1;  break;
1274                 case MGN_MCS2:  ret = DESC90_RATEMCS2;  break;
1275                 case MGN_MCS3:  ret = DESC90_RATEMCS3;  break;
1276                 case MGN_MCS4:  ret = DESC90_RATEMCS4;  break;
1277                 case MGN_MCS5:  ret = DESC90_RATEMCS5;  break;
1278                 case MGN_MCS6:  ret = DESC90_RATEMCS6;  break;
1279                 case MGN_MCS7:  ret = DESC90_RATEMCS7;  break;
1280                 case MGN_MCS8:  ret = DESC90_RATEMCS8;  break;
1281                 case MGN_MCS9:  ret = DESC90_RATEMCS9;  break;
1282                 case MGN_MCS10: ret = DESC90_RATEMCS10; break;
1283                 case MGN_MCS11: ret = DESC90_RATEMCS11; break;
1284                 case MGN_MCS12: ret = DESC90_RATEMCS12; break;
1285                 case MGN_MCS13: ret = DESC90_RATEMCS13; break;
1286                 case MGN_MCS14: ret = DESC90_RATEMCS14; break;
1287                 case MGN_MCS15: ret = DESC90_RATEMCS15; break;
1288                 case (0x80|0x20): ret = DESC90_RATEMCS32; break;
1289
1290                 default:       break;
1291         }
1292         return ret;
1293 }
1294
1295
1296 static u8 QueryIsShort(u8 TxHT, u8 TxRate, cb_desc *tcb_desc)
1297 {
1298         u8   tmp_Short;
1299
1300         tmp_Short = (TxHT==1)?((tcb_desc->bUseShortGI)?1:0):((tcb_desc->bUseShortPreamble)?1:0);
1301
1302         if(TxHT==1 && TxRate != DESC90_RATEMCS15)
1303                 tmp_Short = 0;
1304
1305         return tmp_Short;
1306 }
1307
1308 /*
1309  * The tx procedure is just as following,
1310  * skb->cb will contain all the following information,
1311  * priority, morefrag, rate, &dev.
1312  */
1313 short rtl8192_tx(struct net_device *dev, struct sk_buff* skb)
1314 {
1315         struct r8192_priv *priv = ieee80211_priv(dev);
1316         struct rtl8192_tx_ring *ring;
1317         unsigned long flags;
1318         cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1319         tx_desc_819x_pci *pdesc = NULL;
1320         TX_FWINFO_8190PCI *pTxFwInfo = NULL;
1321         dma_addr_t mapping;
1322         bool multi_addr = false, broad_addr = false, uni_addr = false;
1323         u8 *pda_addr = NULL;
1324         int idx;
1325
1326         if (priv->bdisable_nic) {
1327                 RT_TRACE(COMP_ERR, "Nic is disabled! Can't tx packet len=%d qidx=%d!!!\n",
1328                          skb->len, tcb_desc->queue_index);
1329                 return skb->len;
1330         }
1331
1332 #ifdef ENABLE_LPS
1333         priv->ieee80211->bAwakePktSent = true;
1334 #endif
1335
1336         mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1337
1338         /* collect the tx packets statitcs */
1339         pda_addr = ((u8 *)skb->data) + sizeof(TX_FWINFO_8190PCI);
1340         if (is_multicast_ether_addr(pda_addr))
1341                 multi_addr = true;
1342         else if (is_broadcast_ether_addr(pda_addr))
1343                 broad_addr = true;
1344         else
1345                 uni_addr = true;
1346
1347         if (uni_addr)
1348                 priv->stats.txbytesunicast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1349
1350         /* fill tx firmware */
1351         pTxFwInfo = (PTX_FWINFO_8190PCI)skb->data;
1352         memset(pTxFwInfo, 0, sizeof(TX_FWINFO_8190PCI));
1353         pTxFwInfo->TxHT = (tcb_desc->data_rate&0x80) ? 1 : 0;
1354         pTxFwInfo->TxRate = MRateToHwRate8190Pci((u8)tcb_desc->data_rate);
1355         pTxFwInfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur;
1356         pTxFwInfo->Short = QueryIsShort(pTxFwInfo->TxHT, pTxFwInfo->TxRate, tcb_desc);
1357
1358         /* Aggregation related */
1359         if (tcb_desc->bAMPDUEnable) {
1360                 pTxFwInfo->AllowAggregation = 1;
1361                 pTxFwInfo->RxMF = tcb_desc->ampdu_factor;
1362                 pTxFwInfo->RxAMD = tcb_desc->ampdu_density;
1363         } else {
1364                 pTxFwInfo->AllowAggregation = 0;
1365                 pTxFwInfo->RxMF = 0;
1366                 pTxFwInfo->RxAMD = 0;
1367         }
1368
1369         /* Protection mode related */
1370         pTxFwInfo->RtsEnable = (tcb_desc->bRTSEnable) ? 1 : 0;
1371         pTxFwInfo->CtsEnable = (tcb_desc->bCTSEnable) ? 1 : 0;
1372         pTxFwInfo->RtsSTBC = (tcb_desc->bRTSSTBC) ? 1 : 0;
1373         pTxFwInfo->RtsHT = (tcb_desc->rts_rate&0x80) ? 1 : 0;
1374         pTxFwInfo->RtsRate = MRateToHwRate8190Pci((u8)tcb_desc->rts_rate);
1375         pTxFwInfo->RtsBandwidth = 0;
1376         pTxFwInfo->RtsSubcarrier = tcb_desc->RTSSC;
1377         pTxFwInfo->RtsShort = (pTxFwInfo->RtsHT == 0) ? (tcb_desc->bRTSUseShortPreamble ? 1 : 0) : (tcb_desc->bRTSUseShortGI? 1 : 0);
1378
1379         /* Set Bandwidth and sub-channel settings. */
1380         if (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40) {
1381                 if (tcb_desc->bPacketBW) {
1382                         pTxFwInfo->TxBandwidth = 1;
1383 #ifdef RTL8190P
1384                         pTxFwInfo->TxSubCarrier = 3;
1385 #else
1386                         /* use duplicated mode */
1387                         pTxFwInfo->TxSubCarrier = 0;
1388 #endif
1389                 } else {
1390                         pTxFwInfo->TxBandwidth = 0;
1391                         pTxFwInfo->TxSubCarrier = priv->nCur40MhzPrimeSC;
1392                 }
1393         } else {
1394                 pTxFwInfo->TxBandwidth = 0;
1395                 pTxFwInfo->TxSubCarrier = 0;
1396         }
1397
1398         spin_lock_irqsave(&priv->irq_th_lock, flags);
1399         ring = &priv->tx_ring[tcb_desc->queue_index];
1400         if (tcb_desc->queue_index != BEACON_QUEUE)
1401                 idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1402         else
1403                 idx = 0;
1404
1405         pdesc = &ring->desc[idx];
1406         if ((pdesc->OWN == 1) && (tcb_desc->queue_index != BEACON_QUEUE)) {
1407                 RT_TRACE(COMP_ERR, "No more TX desc@%d, ring->idx = %d,idx = %d,%x",
1408                          tcb_desc->queue_index, ring->idx, idx, skb->len);
1409                 spin_unlock_irqrestore(&priv->irq_th_lock, flags);
1410                 return skb->len;
1411         }
1412
1413         /* fill tx descriptor */
1414         memset(pdesc, 0, 12);
1415
1416         /*DWORD 0*/
1417         pdesc->LINIP = 0;
1418         pdesc->CmdInit = 1;
1419         pdesc->Offset = sizeof(TX_FWINFO_8190PCI) + 8; /* We must add 8!! */
1420         pdesc->PktSize = (u16)skb->len-sizeof(TX_FWINFO_8190PCI);
1421
1422         /*DWORD 1*/
1423         pdesc->SecCAMID = 0;
1424         pdesc->RATid = tcb_desc->RATRIndex;
1425
1426         pdesc->NoEnc = 1;
1427         pdesc->SecType = 0x0;
1428         if (tcb_desc->bHwSec) {
1429                 switch (priv->ieee80211->pairwise_key_type) {
1430                 case KEY_TYPE_WEP40:
1431                 case KEY_TYPE_WEP104:
1432                         pdesc->SecType = 0x1;
1433                         pdesc->NoEnc = 0;
1434                         break;
1435                 case KEY_TYPE_TKIP:
1436                         pdesc->SecType = 0x2;
1437                         pdesc->NoEnc = 0;
1438                         break;
1439                 case KEY_TYPE_CCMP:
1440                         pdesc->SecType = 0x3;
1441                         pdesc->NoEnc = 0;
1442                         break;
1443                 case KEY_TYPE_NA:
1444                         pdesc->SecType = 0x0;
1445                         pdesc->NoEnc = 1;
1446                         break;
1447                 }
1448         }
1449
1450         /* Set Packet ID */
1451         pdesc->PktId = 0x0;
1452
1453         pdesc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index);
1454         pdesc->TxFWInfoSize = sizeof(TX_FWINFO_8190PCI);
1455
1456         pdesc->DISFB = tcb_desc->bTxDisableRateFallBack;
1457         pdesc->USERATE = tcb_desc->bTxUseDriverAssingedRate;
1458
1459         pdesc->FirstSeg = 1;
1460         pdesc->LastSeg = 1;
1461         pdesc->TxBufferSize = skb->len;
1462
1463         pdesc->TxBuffAddr = cpu_to_le32(mapping);
1464         __skb_queue_tail(&ring->queue, skb);
1465         pdesc->OWN = 1;
1466         spin_unlock_irqrestore(&priv->irq_th_lock, flags);
1467         dev->trans_start = jiffies;
1468         write_nic_word(dev, TPPoll, 0x01<<tcb_desc->queue_index);
1469         return 0;
1470 }
1471
1472 static short rtl8192_alloc_rx_desc_ring(struct net_device *dev)
1473 {
1474     struct r8192_priv *priv = ieee80211_priv(dev);
1475     rx_desc_819x_pci *entry = NULL;
1476     int i;
1477
1478     priv->rx_ring = pci_alloc_consistent(priv->pdev,
1479             sizeof(*priv->rx_ring) * priv->rxringcount, &priv->rx_ring_dma);
1480
1481     if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) {
1482         RT_TRACE(COMP_ERR,"Cannot allocate RX ring\n");
1483         return -ENOMEM;
1484     }
1485
1486     memset(priv->rx_ring, 0, sizeof(*priv->rx_ring) * priv->rxringcount);
1487     priv->rx_idx = 0;
1488
1489     for (i = 0; i < priv->rxringcount; i++) {
1490         struct sk_buff *skb = dev_alloc_skb(priv->rxbuffersize);
1491         dma_addr_t *mapping;
1492         entry = &priv->rx_ring[i];
1493         if (!skb)
1494             return 0;
1495         priv->rx_buf[i] = skb;
1496         mapping = (dma_addr_t *)skb->cb;
1497         *mapping = pci_map_single(priv->pdev, skb_tail_pointer(skb),
1498                 priv->rxbuffersize, PCI_DMA_FROMDEVICE);
1499
1500         entry->BufferAddress = cpu_to_le32(*mapping);
1501
1502         entry->Length = priv->rxbuffersize;
1503         entry->OWN = 1;
1504     }
1505
1506     entry->EOR = 1;
1507     return 0;
1508 }
1509
1510 static int rtl8192_alloc_tx_desc_ring(struct net_device *dev,
1511         unsigned int prio, unsigned int entries)
1512 {
1513     struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1514     tx_desc_819x_pci *ring;
1515     dma_addr_t dma;
1516     int i;
1517
1518     ring = pci_alloc_consistent(priv->pdev, sizeof(*ring) * entries, &dma);
1519     if (!ring || (unsigned long)ring & 0xFF) {
1520         RT_TRACE(COMP_ERR, "Cannot allocate TX ring (prio = %d)\n", prio);
1521         return -ENOMEM;
1522     }
1523
1524     memset(ring, 0, sizeof(*ring)*entries);
1525     priv->tx_ring[prio].desc = ring;
1526     priv->tx_ring[prio].dma = dma;
1527     priv->tx_ring[prio].idx = 0;
1528     priv->tx_ring[prio].entries = entries;
1529     skb_queue_head_init(&priv->tx_ring[prio].queue);
1530
1531     for (i = 0; i < entries; i++)
1532         ring[i].NextDescAddress =
1533             cpu_to_le32((u32)dma + ((i + 1) % entries) * sizeof(*ring));
1534
1535     return 0;
1536 }
1537
1538 static short rtl8192_pci_initdescring(struct net_device *dev)
1539 {
1540         u32 ret;
1541         int i;
1542         struct r8192_priv *priv = ieee80211_priv(dev);
1543
1544         ret = rtl8192_alloc_rx_desc_ring(dev);
1545         if (ret)
1546                 return ret;
1547
1548         /* general process for other queue */
1549         for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1550                 ret = rtl8192_alloc_tx_desc_ring(dev, i, priv->txringcount);
1551                 if (ret)
1552                         goto err_free_rings;
1553         }
1554
1555         return 0;
1556
1557 err_free_rings:
1558         rtl8192_free_rx_ring(dev);
1559         for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
1560                 if (priv->tx_ring[i].desc)
1561                         rtl8192_free_tx_ring(dev, i);
1562         return 1;
1563 }
1564
1565 static void rtl8192_pci_resetdescring(struct net_device *dev)
1566 {
1567     struct r8192_priv *priv = ieee80211_priv(dev);
1568     int i;
1569
1570     /* force the rx_idx to the first one */
1571     if(priv->rx_ring) {
1572         rx_desc_819x_pci *entry = NULL;
1573         for (i = 0; i < priv->rxringcount; i++) {
1574             entry = &priv->rx_ring[i];
1575             entry->OWN = 1;
1576         }
1577         priv->rx_idx = 0;
1578     }
1579
1580     /* after reset, release previous pending packet, and force the
1581      * tx idx to the first one */
1582     for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1583         if (priv->tx_ring[i].desc) {
1584             struct rtl8192_tx_ring *ring = &priv->tx_ring[i];
1585
1586             while (skb_queue_len(&ring->queue)) {
1587                 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1588                 struct sk_buff *skb = __skb_dequeue(&ring->queue);
1589
1590                 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1591                         skb->len, PCI_DMA_TODEVICE);
1592                 kfree_skb(skb);
1593                 ring->idx = (ring->idx + 1) % ring->entries;
1594             }
1595             ring->idx = 0;
1596         }
1597     }
1598 }
1599
1600 static void rtl8192_link_change(struct net_device *dev)
1601 {
1602         struct r8192_priv *priv = ieee80211_priv(dev);
1603         struct ieee80211_device* ieee = priv->ieee80211;
1604         //write_nic_word(dev, BCN_INTR_ITV, net->beacon_interval);
1605         if (ieee->state == IEEE80211_LINKED)
1606         {
1607                 rtl8192_net_update(dev);
1608                 rtl8192_update_ratr_table(dev);
1609 #if 1
1610                 //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
1611                 if ((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type))
1612                 EnableHWSecurityConfig8192(dev);
1613 #endif
1614         }
1615         else
1616         {
1617                 write_nic_byte(dev, 0x173, 0);
1618         }
1619         /*update timing params*/
1620         //rtl8192_set_chan(dev, priv->chan);
1621         //MSR
1622         rtl8192_update_msr(dev);
1623
1624         // 2007/10/16 MH MAC Will update TSF according to all received beacon, so we have
1625         //      // To set CBSSID bit when link with any AP or STA.
1626         if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC)
1627         {
1628                 u32 reg = 0;
1629                 reg = read_nic_dword(dev, RCR);
1630                 if (priv->ieee80211->state == IEEE80211_LINKED)
1631                         priv->ReceiveConfig = reg |= RCR_CBSSID;
1632                 else
1633                         priv->ReceiveConfig = reg &= ~RCR_CBSSID;
1634                 write_nic_dword(dev, RCR, reg);
1635         }
1636 }
1637
1638
1639 static const struct ieee80211_qos_parameters def_qos_parameters = {
1640         {3,3,3,3},/* cw_min */
1641         {7,7,7,7},/* cw_max */
1642         {2,2,2,2},/* aifs */
1643         {0,0,0,0},/* flags */
1644         {0,0,0,0} /* tx_op_limit */
1645 };
1646
1647 static void rtl8192_update_beacon(struct work_struct * work)
1648 {
1649         struct r8192_priv *priv = container_of(work, struct r8192_priv, update_beacon_wq.work);
1650         struct net_device *dev = priv->ieee80211->dev;
1651         struct ieee80211_device* ieee = priv->ieee80211;
1652         struct ieee80211_network* net = &ieee->current_network;
1653
1654         if (ieee->pHTInfo->bCurrentHTSupport)
1655                 HTUpdateSelfAndPeerSetting(ieee, net);
1656         ieee->pHTInfo->bCurrentRT2RTLongSlotTime = net->bssht.bdRT2RTLongSlotTime;
1657         rtl8192_update_cap(dev, net->capability);
1658 }
1659
1660 /*
1661 * background support to run QoS activate functionality
1662 */
1663 static const int WDCAPARA_ADD[] = {EDCAPARA_BE,EDCAPARA_BK,EDCAPARA_VI,EDCAPARA_VO};
1664 static void rtl8192_qos_activate(struct work_struct * work)
1665 {
1666         struct r8192_priv *priv = container_of(work, struct r8192_priv, qos_activate);
1667         struct net_device *dev = priv->ieee80211->dev;
1668         struct ieee80211_qos_parameters *qos_parameters = &priv->ieee80211->current_network.qos_data.parameters;
1669         u8 mode = priv->ieee80211->current_network.mode;
1670         u8  u1bAIFS;
1671         u32 u4bAcParam;
1672         int i;
1673
1674         mutex_lock(&priv->mutex);
1675         if(priv->ieee80211->state != IEEE80211_LINKED)
1676                 goto success;
1677         RT_TRACE(COMP_QOS,"qos active process with associate response received\n");
1678         /* It better set slot time at first */
1679         /* For we just support b/g mode at present, let the slot time at 9/20 selection */
1680         /* update the ac parameter to related registers */
1681         for(i = 0; i <  QOS_QUEUE_NUM; i++) {
1682                 //Mode G/A: slotTimeTimer = 9; Mode B: 20
1683                 u1bAIFS = qos_parameters->aifs[i] * ((mode&(IEEE_G|IEEE_N_24G)) ?9:20) + aSifsTime;
1684                 u4bAcParam = ((((u32)(qos_parameters->tx_op_limit[i]))<< AC_PARAM_TXOP_LIMIT_OFFSET)|
1685                                 (((u32)(qos_parameters->cw_max[i]))<< AC_PARAM_ECW_MAX_OFFSET)|
1686                                 (((u32)(qos_parameters->cw_min[i]))<< AC_PARAM_ECW_MIN_OFFSET)|
1687                                 ((u32)u1bAIFS << AC_PARAM_AIFS_OFFSET));
1688                 write_nic_dword(dev, WDCAPARA_ADD[i], u4bAcParam);
1689                 //write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
1690         }
1691
1692 success:
1693         mutex_unlock(&priv->mutex);
1694 }
1695
1696 static int rtl8192_qos_handle_probe_response(struct r8192_priv *priv,
1697                 int active_network,
1698                 struct ieee80211_network *network)
1699 {
1700         int ret = 0;
1701         u32 size = sizeof(struct ieee80211_qos_parameters);
1702
1703         if(priv->ieee80211->state !=IEEE80211_LINKED)
1704                 return ret;
1705
1706         if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
1707                 return ret;
1708
1709         if (network->flags & NETWORK_HAS_QOS_MASK) {
1710                 if (active_network &&
1711                                 (network->flags & NETWORK_HAS_QOS_PARAMETERS))
1712                         network->qos_data.active = network->qos_data.supported;
1713
1714                 if ((network->qos_data.active == 1) && (active_network == 1) &&
1715                                 (network->flags & NETWORK_HAS_QOS_PARAMETERS) &&
1716                                 (network->qos_data.old_param_count !=
1717                                  network->qos_data.param_count)) {
1718                         network->qos_data.old_param_count =
1719                                 network->qos_data.param_count;
1720                         queue_work(priv->priv_wq, &priv->qos_activate);
1721                         RT_TRACE (COMP_QOS, "QoS parameters change call "
1722                                         "qos_activate\n");
1723                 }
1724         } else {
1725                 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
1726                        &def_qos_parameters, size);
1727
1728                 if ((network->qos_data.active == 1) && (active_network == 1)) {
1729                         queue_work(priv->priv_wq, &priv->qos_activate);
1730                         RT_TRACE(COMP_QOS, "QoS was disabled call qos_activate \n");
1731                 }
1732                 network->qos_data.active = 0;
1733                 network->qos_data.supported = 0;
1734         }
1735
1736         return 0;
1737 }
1738
1739 /* handle manage frame frame beacon and probe response */
1740 static int rtl8192_handle_beacon(struct net_device * dev,
1741                               struct ieee80211_beacon * beacon,
1742                               struct ieee80211_network * network)
1743 {
1744         struct r8192_priv *priv = ieee80211_priv(dev);
1745
1746         rtl8192_qos_handle_probe_response(priv,1,network);
1747
1748         queue_delayed_work(priv->priv_wq, &priv->update_beacon_wq, 0);
1749         return 0;
1750
1751 }
1752
1753 /*
1754  * handling the beaconing responses. if we get different QoS setting
1755  * off the network from the associated setting, adjust the QoS setting
1756  */
1757 static int rtl8192_qos_association_resp(struct r8192_priv *priv,
1758                                     struct ieee80211_network *network)
1759 {
1760         int ret = 0;
1761         unsigned long flags;
1762         u32 size = sizeof(struct ieee80211_qos_parameters);
1763         int set_qos_param = 0;
1764
1765         if ((priv == NULL) || (network == NULL))
1766                 return ret;
1767
1768         if (priv->ieee80211->state != IEEE80211_LINKED)
1769                 return ret;
1770
1771         if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
1772                 return ret;
1773
1774         spin_lock_irqsave(&priv->ieee80211->lock, flags);
1775         if (network->flags & NETWORK_HAS_QOS_PARAMETERS) {
1776                 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
1777                          &network->qos_data.parameters,
1778                         sizeof(struct ieee80211_qos_parameters));
1779                 priv->ieee80211->current_network.qos_data.active = 1;
1780                 set_qos_param = 1;
1781                 /* update qos parameter for current network */
1782                 priv->ieee80211->current_network.qos_data.old_param_count =
1783                         priv->ieee80211->current_network.qos_data.param_count;
1784                 priv->ieee80211->current_network.qos_data.param_count =
1785                         network->qos_data.param_count;
1786
1787         } else {
1788                 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
1789                        &def_qos_parameters, size);
1790                 priv->ieee80211->current_network.qos_data.active = 0;
1791                 priv->ieee80211->current_network.qos_data.supported = 0;
1792                 set_qos_param = 1;
1793         }
1794
1795         spin_unlock_irqrestore(&priv->ieee80211->lock, flags);
1796
1797         RT_TRACE(COMP_QOS, "%s: network->flags = %d,%d\n", __FUNCTION__,
1798                 network->flags, priv->ieee80211->current_network.qos_data.active);
1799         if (set_qos_param == 1)
1800                 queue_work(priv->priv_wq, &priv->qos_activate);
1801
1802         return ret;
1803 }
1804
1805
1806 static int rtl8192_handle_assoc_response(struct net_device *dev,
1807                                      struct ieee80211_assoc_response_frame *resp,
1808                                      struct ieee80211_network *network)
1809 {
1810         struct r8192_priv *priv = ieee80211_priv(dev);
1811         rtl8192_qos_association_resp(priv, network);
1812         return 0;
1813 }
1814
1815
1816 /* updateRATRTabel for MCS only. Basic rate is not implemented. */
1817 static void rtl8192_update_ratr_table(struct net_device* dev)
1818 {
1819         struct r8192_priv* priv = ieee80211_priv(dev);
1820         struct ieee80211_device* ieee = priv->ieee80211;
1821         u8* pMcsRate = ieee->dot11HTOperationalRateSet;
1822         u32 ratr_value = 0;
1823         u8 rate_index = 0;
1824
1825         rtl8192_config_rate(dev, (u16*)(&ratr_value));
1826         ratr_value |= (*(u16*)(pMcsRate)) << 12;
1827
1828         switch (ieee->mode)
1829         {
1830                 case IEEE_A:
1831                         ratr_value &= 0x00000FF0;
1832                         break;
1833                 case IEEE_B:
1834                         ratr_value &= 0x0000000F;
1835                         break;
1836                 case IEEE_G:
1837                         ratr_value &= 0x00000FF7;
1838                         break;
1839                 case IEEE_N_24G:
1840                 case IEEE_N_5G:
1841                         if (ieee->pHTInfo->PeerMimoPs == 0) //MIMO_PS_STATIC
1842                                 ratr_value &= 0x0007F007;
1843                         else{
1844                                 if (priv->rf_type == RF_1T2R)
1845                                         ratr_value &= 0x000FF007;
1846                                 else
1847                                         ratr_value &= 0x0F81F007;
1848                         }
1849                         break;
1850                 default:
1851                         break;
1852         }
1853         ratr_value &= 0x0FFFFFFF;
1854         if(ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI40MHz){
1855                 ratr_value |= 0x80000000;
1856         }else if(!ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI20MHz){
1857                 ratr_value |= 0x80000000;
1858         }
1859         write_nic_dword(dev, RATR0+rate_index*4, ratr_value);
1860         write_nic_byte(dev, UFWP, 1);
1861 }
1862
1863 static bool GetNmodeSupportBySecCfg8190Pci(struct net_device*dev)
1864 {
1865         struct r8192_priv *priv = ieee80211_priv(dev);
1866         struct ieee80211_device *ieee = priv->ieee80211;
1867
1868         return !(ieee->rtllib_ap_sec_type &&
1869                  (ieee->rtllib_ap_sec_type(ieee)&(SEC_ALG_WEP|SEC_ALG_TKIP)));
1870 }
1871
1872 static void rtl8192_refresh_supportrate(struct r8192_priv* priv)
1873 {
1874         struct ieee80211_device* ieee = priv->ieee80211;
1875         //we donot consider set support rate for ABG mode, only HT MCS rate is set here.
1876         if (ieee->mode == WIRELESS_MODE_N_24G || ieee->mode == WIRELESS_MODE_N_5G)
1877         {
1878                 memcpy(ieee->Regdot11HTOperationalRateSet, ieee->RegHTSuppRateSet, 16);
1879         }
1880         else
1881                 memset(ieee->Regdot11HTOperationalRateSet, 0, 16);
1882 }
1883
1884 static u8 rtl8192_getSupportedWireleeMode(struct net_device*dev)
1885 {
1886         struct r8192_priv *priv = ieee80211_priv(dev);
1887         u8 ret = 0;
1888         switch(priv->rf_chip)
1889         {
1890                 case RF_8225:
1891                 case RF_8256:
1892                 case RF_PSEUDO_11N:
1893                         ret = (WIRELESS_MODE_N_24G|WIRELESS_MODE_G|WIRELESS_MODE_B);
1894                         break;
1895                 case RF_8258:
1896                         ret = (WIRELESS_MODE_A|WIRELESS_MODE_N_5G);
1897                         break;
1898                 default:
1899                         ret = WIRELESS_MODE_B;
1900                         break;
1901         }
1902         return ret;
1903 }
1904
1905 static void rtl8192_SetWirelessMode(struct net_device* dev, u8 wireless_mode)
1906 {
1907         struct r8192_priv *priv = ieee80211_priv(dev);
1908         u8 bSupportMode = rtl8192_getSupportedWireleeMode(dev);
1909
1910         if ((wireless_mode == WIRELESS_MODE_AUTO) || ((wireless_mode&bSupportMode)==0))
1911         {
1912                 if(bSupportMode & WIRELESS_MODE_N_24G)
1913                 {
1914                         wireless_mode = WIRELESS_MODE_N_24G;
1915                 }
1916                 else if(bSupportMode & WIRELESS_MODE_N_5G)
1917                 {
1918                         wireless_mode = WIRELESS_MODE_N_5G;
1919                 }
1920                 else if((bSupportMode & WIRELESS_MODE_A))
1921                 {
1922                         wireless_mode = WIRELESS_MODE_A;
1923                 }
1924                 else if((bSupportMode & WIRELESS_MODE_G))
1925                 {
1926                         wireless_mode = WIRELESS_MODE_G;
1927                 }
1928                 else if((bSupportMode & WIRELESS_MODE_B))
1929                 {
1930                         wireless_mode = WIRELESS_MODE_B;
1931                 }
1932                 else{
1933                         RT_TRACE(COMP_ERR, "%s(), No valid wireless mode supported, SupportedWirelessMode(%x)!!!\n", __FUNCTION__,bSupportMode);
1934                         wireless_mode = WIRELESS_MODE_B;
1935                 }
1936         }
1937         priv->ieee80211->mode = wireless_mode;
1938
1939         if ((wireless_mode == WIRELESS_MODE_N_24G) ||  (wireless_mode == WIRELESS_MODE_N_5G))
1940                 priv->ieee80211->pHTInfo->bEnableHT = 1;
1941         else
1942                 priv->ieee80211->pHTInfo->bEnableHT = 0;
1943         RT_TRACE(COMP_INIT, "Current Wireless Mode is %x\n", wireless_mode);
1944         rtl8192_refresh_supportrate(priv);
1945 }
1946
1947 static bool GetHalfNmodeSupportByAPs819xPci(struct net_device* dev)
1948 {
1949         struct r8192_priv* priv = ieee80211_priv(dev);
1950         struct ieee80211_device* ieee = priv->ieee80211;
1951
1952         return ieee->bHalfWirelessN24GMode;
1953 }
1954
1955 short rtl8192_is_tx_queue_empty(struct net_device *dev)
1956 {
1957         int i=0;
1958         struct r8192_priv *priv = ieee80211_priv(dev);
1959         for (i=0; i<=MGNT_QUEUE; i++)
1960         {
1961                 if ((i== TXCMD_QUEUE) || (i == HCCA_QUEUE) )
1962                         continue;
1963                 if (skb_queue_len(&(&priv->tx_ring[i])->queue) > 0){
1964                         printk("===>tx queue is not empty:%d, %d\n", i, skb_queue_len(&(&priv->tx_ring[i])->queue));
1965                         return 0;
1966                 }
1967         }
1968         return 1;
1969 }
1970
1971 static void rtl8192_hw_sleep_down(struct net_device *dev)
1972 {
1973         struct r8192_priv *priv = ieee80211_priv(dev);
1974         unsigned long flags = 0;
1975
1976         spin_lock_irqsave(&priv->rf_ps_lock,flags);
1977         if (priv->RFChangeInProgress) {
1978                 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
1979                 RT_TRACE(COMP_RF, "rtl8192_hw_sleep_down(): RF Change in progress! \n");
1980                 printk("rtl8192_hw_sleep_down(): RF Change in progress!\n");
1981                 return;
1982         }
1983         spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
1984
1985         MgntActSet_RF_State(dev, eRfSleep, RF_CHANGE_BY_PS);
1986 }
1987
1988 static void rtl8192_hw_sleep_wq (struct work_struct *work)
1989 {
1990         struct delayed_work *dwork = container_of(work,struct delayed_work,work);
1991         struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_sleep_wq);
1992         struct net_device *dev = ieee->dev;
1993
1994         rtl8192_hw_sleep_down(dev);
1995 }
1996
1997 static void rtl8192_hw_wakeup(struct net_device* dev)
1998 {
1999         struct r8192_priv *priv = ieee80211_priv(dev);
2000         unsigned long flags = 0;
2001
2002         spin_lock_irqsave(&priv->rf_ps_lock,flags);
2003         if (priv->RFChangeInProgress) {
2004                 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2005                 RT_TRACE(COMP_RF, "rtl8192_hw_wakeup(): RF Change in progress! \n");
2006                 printk("rtl8192_hw_wakeup(): RF Change in progress! schedule wake up task again\n");
2007                 queue_delayed_work(priv->ieee80211->wq,&priv->ieee80211->hw_wakeup_wq,MSECS(10));//PowerSave is not supported if kernel version is below 2.6.20
2008                 return;
2009         }
2010         spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2011
2012         MgntActSet_RF_State(dev, eRfOn, RF_CHANGE_BY_PS);
2013 }
2014
2015 void rtl8192_hw_wakeup_wq (struct work_struct *work)
2016 {
2017         struct delayed_work *dwork = container_of(work,struct delayed_work,work);
2018         struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_wakeup_wq);
2019         struct net_device *dev = ieee->dev;
2020         rtl8192_hw_wakeup(dev);
2021
2022 }
2023
2024 #define MIN_SLEEP_TIME 50
2025 #define MAX_SLEEP_TIME 10000
2026 static void rtl8192_hw_to_sleep(struct net_device *dev, u32 th, u32 tl)
2027 {
2028         struct r8192_priv *priv = ieee80211_priv(dev);
2029
2030         u32 rb = jiffies;
2031         unsigned long flags;
2032
2033         spin_lock_irqsave(&priv->ps_lock,flags);
2034
2035         // Writing HW register with 0 equals to disable
2036         // the timer, that is not really what we want
2037         //
2038         tl -= MSECS(8+16+7);
2039
2040         // If the interval in witch we are requested to sleep is too
2041         // short then give up and remain awake
2042         // when we sleep after send null frame, the timer will be too short to sleep.
2043         //
2044         if(((tl>=rb)&& (tl-rb) <= MSECS(MIN_SLEEP_TIME))
2045                         ||((rb>tl)&& (rb-tl) < MSECS(MIN_SLEEP_TIME))) {
2046                 spin_unlock_irqrestore(&priv->ps_lock,flags);
2047                 printk("too short to sleep::%x, %x, %lx\n",tl, rb,  MSECS(MIN_SLEEP_TIME));
2048                 return;
2049         }
2050
2051         if(((tl > rb) && ((tl-rb) > MSECS(MAX_SLEEP_TIME)))||
2052                         ((tl < rb) && (tl>MSECS(69)) && ((rb-tl) > MSECS(MAX_SLEEP_TIME)))||
2053                         ((tl<rb)&&(tl<MSECS(69))&&((tl+0xffffffff-rb)>MSECS(MAX_SLEEP_TIME)))) {
2054                 printk("========>too long to sleep:%x, %x, %lx\n", tl, rb,  MSECS(MAX_SLEEP_TIME));
2055                 spin_unlock_irqrestore(&priv->ps_lock,flags);
2056                 return;
2057         }
2058         {
2059                 u32 tmp = (tl>rb)?(tl-rb):(rb-tl);
2060                 queue_delayed_work(priv->ieee80211->wq,
2061                                 &priv->ieee80211->hw_wakeup_wq,tmp);
2062                 //PowerSave not supported when kernel version less 2.6.20
2063         }
2064         queue_delayed_work(priv->ieee80211->wq,
2065                         (void *)&priv->ieee80211->hw_sleep_wq,0);
2066         spin_unlock_irqrestore(&priv->ps_lock,flags);
2067
2068 }
2069
2070 static void rtl8192_init_priv_variable(struct net_device* dev)
2071 {
2072         struct r8192_priv *priv = ieee80211_priv(dev);
2073         u8 i;
2074         PRT_POWER_SAVE_CONTROL  pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
2075
2076         // Default Halt the NIC if RF is OFF.
2077         pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_HALT_NIC;
2078         pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_CLK_REQ;
2079         pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_ASPM;
2080         pPSC->RegRfPsLevel |= RT_RF_LPS_LEVEL_ASPM;
2081         pPSC->bLeisurePs = true;
2082         pPSC->RegMaxLPSAwakeIntvl = 5;
2083         priv->bHwRadioOff = false;
2084
2085         priv->being_init_adapter = false;
2086         priv->txringcount = 64;//32;
2087         priv->rxbuffersize = 9100;//2048;//1024;
2088         priv->rxringcount = MAX_RX_COUNT;//64;
2089         priv->irq_enabled=0;
2090         priv->card_8192 = NIC_8192E;
2091         priv->rx_skb_complete = 1;
2092         priv->chan = 1; //set to channel 1
2093         priv->RegWirelessMode = WIRELESS_MODE_AUTO;
2094         priv->RegChannelPlan = 0xf;
2095         priv->ieee80211->mode = WIRELESS_MODE_AUTO; //SET AUTO
2096         priv->ieee80211->iw_mode = IW_MODE_INFRA;
2097         priv->ieee80211->ieee_up=0;
2098         priv->retry_rts = DEFAULT_RETRY_RTS;
2099         priv->retry_data = DEFAULT_RETRY_DATA;
2100         priv->ieee80211->rts = DEFAULT_RTS_THRESHOLD;
2101         priv->ieee80211->rate = 110; //11 mbps
2102         priv->ieee80211->short_slot = 1;
2103         priv->promisc = (dev->flags & IFF_PROMISC) ? 1:0;
2104         priv->bcck_in_ch14 = false;
2105         priv->CCKPresentAttentuation = 0;
2106         priv->rfa_txpowertrackingindex = 0;
2107         priv->rfc_txpowertrackingindex = 0;
2108         priv->CckPwEnl = 6;
2109         //added by amy for silent reset
2110         priv->ResetProgress = RESET_TYPE_NORESET;
2111         priv->bForcedSilentReset = 0;
2112         priv->bDisableNormalResetCheck = false;
2113         priv->force_reset = false;
2114         //added by amy for power save
2115         priv->ieee80211->RfOffReason = 0;
2116         priv->RFChangeInProgress = false;
2117         priv->bHwRfOffAction = 0;
2118         priv->SetRFPowerStateInProgress = false;
2119         priv->ieee80211->PowerSaveControl.bInactivePs = true;
2120         priv->ieee80211->PowerSaveControl.bIPSModeBackup = false;
2121
2122         priv->ieee80211->current_network.beacon_interval = DEFAULT_BEACONINTERVAL;
2123         priv->ieee80211->iw_mode = IW_MODE_INFRA;
2124         priv->ieee80211->softmac_features  = IEEE_SOFTMAC_SCAN |
2125                 IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ |
2126                 IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE;/* |
2127                 IEEE_SOFTMAC_BEACONS;*///added by amy 080604 //|  //IEEE_SOFTMAC_SINGLE_QUEUE;
2128
2129         priv->ieee80211->active_scan = 1;
2130         priv->ieee80211->modulation = IEEE80211_CCK_MODULATION | IEEE80211_OFDM_MODULATION;
2131         priv->ieee80211->host_encrypt = 1;
2132         priv->ieee80211->host_decrypt = 1;
2133         //priv->ieee80211->start_send_beacons = NULL;//rtl819xusb_beacon_tx;//-by amy 080604
2134         //priv->ieee80211->stop_send_beacons = NULL;//rtl8192_beacon_stop;//-by amy 080604
2135         priv->ieee80211->start_send_beacons = rtl8192_start_beacon;//+by david 081107
2136         priv->ieee80211->stop_send_beacons = rtl8192_stop_beacon;//+by david 081107
2137         priv->ieee80211->softmac_hard_start_xmit = rtl8192_hard_start_xmit;
2138         priv->ieee80211->set_chan = rtl8192_set_chan;
2139         priv->ieee80211->link_change = rtl8192_link_change;
2140         priv->ieee80211->softmac_data_hard_start_xmit = rtl8192_hard_data_xmit;
2141         priv->ieee80211->data_hard_stop = rtl8192_data_hard_stop;
2142         priv->ieee80211->data_hard_resume = rtl8192_data_hard_resume;
2143         priv->ieee80211->init_wmmparam_flag = 0;
2144         priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD;
2145         priv->ieee80211->check_nic_enough_desc = check_nic_enough_desc;
2146         priv->ieee80211->tx_headroom = sizeof(TX_FWINFO_8190PCI);
2147         priv->ieee80211->qos_support = 1;
2148         priv->ieee80211->dot11PowerSaveMode = 0;
2149         //added by WB
2150 //      priv->ieee80211->SwChnlByTimerHandler = rtl8192_phy_SwChnl;
2151         priv->ieee80211->SetBWModeHandler = rtl8192_SetBWMode;
2152         priv->ieee80211->handle_assoc_response = rtl8192_handle_assoc_response;
2153         priv->ieee80211->handle_beacon = rtl8192_handle_beacon;
2154
2155         priv->ieee80211->sta_wake_up = rtl8192_hw_wakeup;
2156 //      priv->ieee80211->ps_request_tx_ack = rtl8192_rq_tx_ack;
2157         priv->ieee80211->enter_sleep_state = rtl8192_hw_to_sleep;
2158         priv->ieee80211->ps_is_queue_empty = rtl8192_is_tx_queue_empty;
2159         //added by david
2160         priv->ieee80211->GetNmodeSupportBySecCfg = GetNmodeSupportBySecCfg8190Pci;
2161         priv->ieee80211->SetWirelessMode = rtl8192_SetWirelessMode;
2162         priv->ieee80211->GetHalfNmodeSupportByAPsHandler = GetHalfNmodeSupportByAPs819xPci;
2163
2164         //added by amy
2165         priv->ieee80211->InitialGainHandler = InitialGain819xPci;
2166
2167 #ifdef ENABLE_IPS
2168         priv->ieee80211->ieee80211_ips_leave_wq = ieee80211_ips_leave_wq;
2169         priv->ieee80211->ieee80211_ips_leave = ieee80211_ips_leave;
2170 #endif
2171 #ifdef ENABLE_LPS
2172         priv->ieee80211->LeisurePSLeave            = LeisurePSLeave;
2173 #endif
2174
2175         priv->ieee80211->SetHwRegHandler = rtl8192e_SetHwReg;
2176         priv->ieee80211->rtllib_ap_sec_type = rtl8192e_ap_sec_type;
2177
2178         priv->ShortRetryLimit = 0x30;
2179         priv->LongRetryLimit = 0x30;
2180
2181         priv->ReceiveConfig = RCR_ADD3  |
2182                 RCR_AMF | RCR_ADF |             //accept management/data
2183                 RCR_AICV |                      //accept control frame for SW AP needs PS-poll, 2005.07.07, by rcnjko.
2184                 RCR_AB | RCR_AM | RCR_APM |     //accept BC/MC/UC
2185                 RCR_AAP | ((u32)7<<RCR_MXDMA_OFFSET) |
2186                 ((u32)7 << RCR_FIFO_OFFSET) | RCR_ONLYERLPKT;
2187
2188         priv->irq_mask =        (u32)(IMR_ROK | IMR_VODOK | IMR_VIDOK | IMR_BEDOK | IMR_BKDOK |
2189                                 IMR_HCCADOK | IMR_MGNTDOK | IMR_COMDOK | IMR_HIGHDOK |
2190                                 IMR_BDOK | IMR_RXCMDOK | IMR_TIMEOUT0 | IMR_RDU | IMR_RXFOVW |
2191                                 IMR_TXFOVW | IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
2192
2193         priv->pFirmware = vzalloc(sizeof(rt_firmware));
2194
2195         /* rx related queue */
2196         skb_queue_head_init(&priv->skb_queue);
2197
2198         /* Tx related queue */
2199         for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2200                 skb_queue_head_init(&priv->ieee80211->skb_waitQ [i]);
2201         }
2202         for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2203                 skb_queue_head_init(&priv->ieee80211->skb_aggQ [i]);
2204         }
2205         priv->rf_set_chan = rtl8192_phy_SwChnl;
2206 }
2207
2208 static void rtl8192_init_priv_lock(struct r8192_priv* priv)
2209 {
2210         spin_lock_init(&priv->tx_lock);
2211         spin_lock_init(&priv->irq_th_lock);
2212         spin_lock_init(&priv->rf_ps_lock);
2213         spin_lock_init(&priv->ps_lock);
2214         sema_init(&priv->wx_sem,1);
2215         sema_init(&priv->rf_sem,1);
2216         mutex_init(&priv->mutex);
2217 }
2218
2219 /* init tasklet and wait_queue here */
2220 #define DRV_NAME "wlan0"
2221 static void rtl8192_init_priv_task(struct net_device* dev)
2222 {
2223         struct r8192_priv *priv = ieee80211_priv(dev);
2224
2225         priv->priv_wq = create_workqueue(DRV_NAME);
2226
2227 #ifdef ENABLE_IPS
2228         INIT_WORK(&priv->ieee80211->ips_leave_wq, (void*)IPSLeave_wq);
2229 #endif
2230
2231 //      INIT_WORK(&priv->reset_wq, (void(*)(void*)) rtl8192_restart);
2232         INIT_WORK(&priv->reset_wq,  rtl8192_restart);
2233 //      INIT_DELAYED_WORK(&priv->watch_dog_wq, hal_dm_watchdog);
2234         INIT_DELAYED_WORK(&priv->watch_dog_wq, rtl819x_watchdog_wqcallback);
2235         INIT_DELAYED_WORK(&priv->txpower_tracking_wq,  dm_txpower_trackingcallback);
2236         INIT_DELAYED_WORK(&priv->rfpath_check_wq,  dm_rf_pathcheck_workitemcallback);
2237         INIT_DELAYED_WORK(&priv->update_beacon_wq, rtl8192_update_beacon);
2238         //INIT_WORK(&priv->SwChnlWorkItem,  rtl8192_SwChnl_WorkItem);
2239         //INIT_WORK(&priv->SetBWModeWorkItem,  rtl8192_SetBWModeWorkItem);
2240         INIT_WORK(&priv->qos_activate, rtl8192_qos_activate);
2241         INIT_DELAYED_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq);
2242         INIT_DELAYED_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq);
2243
2244         tasklet_init(&priv->irq_rx_tasklet,
2245              (void(*)(unsigned long))rtl8192_irq_rx_tasklet,
2246              (unsigned long)priv);
2247         tasklet_init(&priv->irq_tx_tasklet,
2248              (void(*)(unsigned long))rtl8192_irq_tx_tasklet,
2249              (unsigned long)priv);
2250         tasklet_init(&priv->irq_prepare_beacon_tasklet,
2251                 (void(*)(unsigned long))rtl8192_prepare_beacon,
2252                 (unsigned long)priv);
2253 }
2254
2255 static void rtl8192_get_eeprom_size(struct net_device* dev)
2256 {
2257         u16 curCR = 0;
2258         struct r8192_priv *priv = ieee80211_priv(dev);
2259         RT_TRACE(COMP_INIT, "===========>%s()\n", __FUNCTION__);
2260         curCR = read_nic_dword(dev, EPROM_CMD);
2261         RT_TRACE(COMP_INIT, "read from Reg Cmd9346CR(%x):%x\n", EPROM_CMD, curCR);
2262         //whether need I consider BIT5?
2263         priv->epromtype = (curCR & EPROM_CMD_9356SEL) ? EPROM_93c56 : EPROM_93c46;
2264         RT_TRACE(COMP_INIT, "<===========%s(), epromtype:%d\n", __FUNCTION__, priv->epromtype);
2265 }
2266
2267 /*
2268  * used to swap endian. as ntohl & htonl are not
2269  * neccessary to swap endian, so use this instead.
2270  */
2271 static inline u16 endian_swap(u16* data)
2272 {
2273         u16 tmp = *data;
2274         *data = (tmp >> 8) | (tmp << 8);
2275         return *data;
2276 }
2277
2278 /*
2279  * Adapter->EEPROMAddressSize should be set before this function call.
2280  *  EEPROM address size can be got through GetEEPROMSize8185()
2281  */
2282 static void rtl8192_read_eeprom_info(struct net_device* dev)
2283 {
2284         struct r8192_priv *priv = ieee80211_priv(dev);
2285
2286         u8                      tempval;
2287 #ifdef RTL8192E
2288         u8                      ICVer8192, ICVer8256;
2289 #endif
2290         u16                     i,usValue, IC_Version;
2291         u16                     EEPROMId;
2292 #ifdef RTL8190P
2293         u8                      offset;
2294         u8                      EepromTxPower[100];
2295 #endif
2296         u8 bMac_Tmp_Addr[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x01};
2297         RT_TRACE(COMP_INIT, "====> rtl8192_read_eeprom_info\n");
2298
2299
2300         // TODO: I don't know if we need to apply EF function to EEPROM read function
2301
2302         //2 Read EEPROM ID to make sure autoload is success
2303         EEPROMId = eprom_read(dev, 0);
2304         if( EEPROMId != RTL8190_EEPROM_ID )
2305         {
2306                 RT_TRACE(COMP_ERR, "EEPROM ID is invalid:%x, %x\n", EEPROMId, RTL8190_EEPROM_ID);
2307                 priv->AutoloadFailFlag=true;
2308         }
2309         else
2310         {
2311                 priv->AutoloadFailFlag=false;
2312         }
2313
2314         //
2315         // Assign Chip Version ID
2316         //
2317         // Read IC Version && Channel Plan
2318         if(!priv->AutoloadFailFlag)
2319         {
2320                 // VID, PID
2321                 priv->eeprom_vid = eprom_read(dev, (EEPROM_VID >> 1));
2322                 priv->eeprom_did = eprom_read(dev, (EEPROM_DID >> 1));
2323
2324                 usValue = eprom_read(dev, (u16)(EEPROM_Customer_ID>>1)) >> 8 ;
2325                 priv->eeprom_CustomerID = (u8)( usValue & 0xff);
2326                 usValue = eprom_read(dev, (EEPROM_ICVersion_ChannelPlan>>1));
2327                 priv->eeprom_ChannelPlan = usValue&0xff;
2328                 IC_Version = ((usValue&0xff00)>>8);
2329
2330 #ifdef RTL8190P
2331                 priv->card_8192_version = (VERSION_8190)(IC_Version);
2332 #else
2333         #ifdef RTL8192E
2334                 ICVer8192 = (IC_Version&0xf);           //bit0~3; 1:A cut, 2:B cut, 3:C cut...
2335                 ICVer8256 = ((IC_Version&0xf0)>>4);//bit4~6, bit7 reserved for other RF chip; 1:A cut, 2:B cut, 3:C cut...
2336                 RT_TRACE(COMP_INIT, "\nICVer8192 = 0x%x\n", ICVer8192);
2337                 RT_TRACE(COMP_INIT, "\nICVer8256 = 0x%x\n", ICVer8256);
2338                 if(ICVer8192 == 0x2)    //B-cut
2339                 {
2340                         if(ICVer8256 == 0x5) //E-cut
2341                                 priv->card_8192_version= VERSION_8190_BE;
2342                 }
2343         #endif
2344 #endif
2345                 switch(priv->card_8192_version)
2346                 {
2347                         case VERSION_8190_BD:
2348                         case VERSION_8190_BE:
2349                                 break;
2350                         default:
2351                                 priv->card_8192_version = VERSION_8190_BD;
2352                                 break;
2353                 }
2354                 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", priv->card_8192_version);
2355         }
2356         else
2357         {
2358                 priv->card_8192_version = VERSION_8190_BD;
2359                 priv->eeprom_vid = 0;
2360                 priv->eeprom_did = 0;
2361                 priv->eeprom_CustomerID = 0;
2362                 priv->eeprom_ChannelPlan = 0;
2363                 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", 0xff);
2364         }
2365
2366         RT_TRACE(COMP_INIT, "EEPROM VID = 0x%4x\n", priv->eeprom_vid);
2367         RT_TRACE(COMP_INIT, "EEPROM DID = 0x%4x\n", priv->eeprom_did);
2368         RT_TRACE(COMP_INIT,"EEPROM Customer ID: 0x%2x\n", priv->eeprom_CustomerID);
2369
2370         //2 Read Permanent MAC address
2371         if(!priv->AutoloadFailFlag)
2372         {
2373                 for(i = 0; i < 6; i += 2)
2374                 {
2375                         usValue = eprom_read(dev, (u16) ((EEPROM_NODE_ADDRESS_BYTE_0+i)>>1));
2376                         *(u16*)(&dev->dev_addr[i]) = usValue;
2377                 }
2378         } else {
2379                 // when auto load failed,  the last address byte set to be a random one.
2380                 // added by david woo.2007/11/7
2381                 memcpy(dev->dev_addr, bMac_Tmp_Addr, 6);
2382         }
2383
2384         RT_TRACE(COMP_INIT, "Permanent Address = %pM\n", dev->dev_addr);
2385
2386                 //2 TX Power Check EEPROM Fail or not
2387         if(priv->card_8192_version > VERSION_8190_BD) {
2388                 priv->bTXPowerDataReadFromEEPORM = true;
2389         } else {
2390                 priv->bTXPowerDataReadFromEEPORM = false;
2391         }
2392
2393         // 2007/11/15 MH 8190PCI Default=2T4R, 8192PCIE default=1T2R
2394         priv->rf_type = RTL819X_DEFAULT_RF_TYPE;
2395
2396         if(priv->card_8192_version > VERSION_8190_BD)
2397         {
2398                 // Read RF-indication and Tx Power gain index diff of legacy to HT OFDM rate.
2399                 if(!priv->AutoloadFailFlag)
2400                 {
2401                         tempval = (eprom_read(dev, (EEPROM_RFInd_PowerDiff>>1))) & 0xff;
2402                         priv->EEPROMLegacyHTTxPowerDiff = tempval & 0xf;        // bit[3:0]
2403
2404                         if (tempval&0x80)       //RF-indication, bit[7]
2405                                 priv->rf_type = RF_1T2R;
2406                         else
2407                                 priv->rf_type = RF_2T4R;
2408                 }
2409                 else
2410                 {
2411                         priv->EEPROMLegacyHTTxPowerDiff = EEPROM_Default_LegacyHTTxPowerDiff;
2412                 }
2413                 RT_TRACE(COMP_INIT, "EEPROMLegacyHTTxPowerDiff = %d\n",
2414                         priv->EEPROMLegacyHTTxPowerDiff);
2415
2416                 // Read ThermalMeter from EEPROM
2417                 if(!priv->AutoloadFailFlag)
2418                 {
2419                         priv->EEPROMThermalMeter = (u8)(((eprom_read(dev, (EEPROM_ThermalMeter>>1))) & 0xff00)>>8);
2420                 }
2421                 else
2422                 {
2423                         priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter;
2424                 }
2425                 RT_TRACE(COMP_INIT, "ThermalMeter = %d\n", priv->EEPROMThermalMeter);
2426                 //vivi, for tx power track
2427                 priv->TSSI_13dBm = priv->EEPROMThermalMeter *100;
2428
2429                 if(priv->epromtype == EPROM_93c46)
2430                 {
2431                 // Read antenna tx power offset of B/C/D to A and CrystalCap from EEPROM
2432                 if(!priv->AutoloadFailFlag)
2433                 {
2434                                 usValue = eprom_read(dev, (EEPROM_TxPwDiff_CrystalCap>>1));
2435                                 priv->EEPROMAntPwDiff = (usValue&0x0fff);
2436                                 priv->EEPROMCrystalCap = (u8)((usValue&0xf000)>>12);
2437                 }
2438                 else
2439                 {
2440                                 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2441                                 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2442                 }
2443                         RT_TRACE(COMP_INIT, "EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2444                         RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2445
2446                 //
2447                 // Get per-channel Tx Power Level
2448                 //
2449                 for(i=0; i<14; i+=2)
2450                 {
2451                         if(!priv->AutoloadFailFlag)
2452                         {
2453                                 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_CCK+i)>>1) );
2454                         }
2455                         else
2456                         {
2457                                 usValue = EEPROM_Default_TxPower;
2458                         }
2459                         *((u16*)(&priv->EEPROMTxPowerLevelCCK[i])) = usValue;
2460                         RT_TRACE(COMP_INIT,"CCK Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelCCK[i]);
2461                         RT_TRACE(COMP_INIT, "CCK Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelCCK[i+1]);
2462                 }
2463                 for(i=0; i<14; i+=2)
2464                 {
2465                         if(!priv->AutoloadFailFlag)
2466                         {
2467                                 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_OFDM_24G+i)>>1) );
2468                         }
2469                         else
2470                         {
2471                                 usValue = EEPROM_Default_TxPower;
2472                         }
2473                         *((u16*)(&priv->EEPROMTxPowerLevelOFDM24G[i])) = usValue;
2474                         RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelOFDM24G[i]);
2475                         RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelOFDM24G[i+1]);
2476                 }
2477                 }
2478                 else if(priv->epromtype== EPROM_93c56)
2479                 {
2480                 #ifdef RTL8190P
2481                         // Read CrystalCap from EEPROM
2482                         if(!priv->AutoloadFailFlag)
2483                         {
2484                                 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2485                                 priv->EEPROMCrystalCap = (u8)(((eprom_read(dev, (EEPROM_C56_CrystalCap>>1))) & 0xf000)>>12);
2486                         }
2487                         else
2488                         {
2489                                 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2490                                 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2491                         }
2492                         RT_TRACE(COMP_INIT,"EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2493                         RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2494
2495                         // Get Tx Power Level by Channel
2496                         if(!priv->AutoloadFailFlag)
2497                         {
2498                                     // Read Tx power of Channel 1 ~ 14 from EEPROM.
2499                                for(i = 0; i < 12; i+=2)
2500                                 {
2501                                         if (i <6)
2502                                                 offset = EEPROM_C56_RfA_CCK_Chnl1_TxPwIndex + i;
2503                                         else
2504                                                 offset = EEPROM_C56_RfC_CCK_Chnl1_TxPwIndex + i - 6;
2505                                         usValue = eprom_read(dev, (offset>>1));
2506                                        *((u16*)(&EepromTxPower[i])) = usValue;
2507                                 }
2508
2509                                for(i = 0; i < 12; i++)
2510                                 {
2511                                         if (i <= 2)
2512                                                 priv->EEPROMRfACCKChnl1TxPwLevel[i] = EepromTxPower[i];
2513                                         else if ((i >=3 )&&(i <= 5))
2514                                                 priv->EEPROMRfAOfdmChnlTxPwLevel[i-3] = EepromTxPower[i];
2515                                         else if ((i >=6 )&&(i <= 8))
2516                                                 priv->EEPROMRfCCCKChnl1TxPwLevel[i-6] = EepromTxPower[i];
2517                                         else
2518                                                 priv->EEPROMRfCOfdmChnlTxPwLevel[i-9] = EepromTxPower[i];
2519                                 }
2520                         }
2521                         else
2522                         {
2523                                 priv->EEPROMRfACCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2524                                 priv->EEPROMRfACCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2525                                 priv->EEPROMRfACCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2526
2527                                 priv->EEPROMRfAOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2528                                 priv->EEPROMRfAOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2529                                 priv->EEPROMRfAOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2530
2531                                 priv->EEPROMRfCCCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2532                                 priv->EEPROMRfCCCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2533                                 priv->EEPROMRfCCCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2534
2535                                 priv->EEPROMRfCOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2536                                 priv->EEPROMRfCOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2537                                 priv->EEPROMRfCOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2538                         }
2539                         RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[0]);
2540                         RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[1]);
2541                         RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[2]);
2542                         RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[0]);
2543                         RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[1]);
2544                         RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[2]);
2545                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[0]);
2546                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[1]);
2547                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[2]);
2548                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[0]);
2549                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[1]);
2550                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[2]);
2551 #endif
2552
2553                 }
2554                 //
2555                 // Update HAL variables.
2556                 //
2557                 if(priv->epromtype == EPROM_93c46)
2558                 {
2559                         for(i=0; i<14; i++)
2560                         {
2561                                 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK[i];
2562                                 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[i];
2563                         }
2564                         priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
2565                 // Antenna B gain offset to antenna A, bit0~3
2566                         priv->AntennaTxPwDiff[0] = (priv->EEPROMAntPwDiff & 0xf);
2567                 // Antenna C gain offset to antenna A, bit4~7
2568                         priv->AntennaTxPwDiff[1] = ((priv->EEPROMAntPwDiff & 0xf0)>>4);
2569                 // Antenna D gain offset to antenna A, bit8~11
2570                         priv->AntennaTxPwDiff[2] = ((priv->EEPROMAntPwDiff & 0xf00)>>8);
2571                 // CrystalCap, bit12~15
2572                         priv->CrystalCap = priv->EEPROMCrystalCap;
2573                 // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
2574                         priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
2575                         priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
2576                 }
2577                 else if(priv->epromtype == EPROM_93c56)
2578                 {
2579                         //char  cck_pwr_diff_a=0, cck_pwr_diff_c=0;
2580
2581                         //cck_pwr_diff_a = pHalData->EEPROMRfACCKChnl7TxPwLevel - pHalData->EEPROMRfAOfdmChnlTxPwLevel[1];
2582                         //cck_pwr_diff_c = pHalData->EEPROMRfCCCKChnl7TxPwLevel - pHalData->EEPROMRfCOfdmChnlTxPwLevel[1];
2583                         for(i=0; i<3; i++)      // channel 1~3 use the same Tx Power Level.
2584                         {
2585                                 priv->TxPowerLevelCCK_A[i]  = priv->EEPROMRfACCKChnl1TxPwLevel[0];
2586                                 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[0];
2587                                 priv->TxPowerLevelCCK_C[i] =  priv->EEPROMRfCCCKChnl1TxPwLevel[0];
2588                                 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[0];
2589                         }
2590                         for(i=3; i<9; i++)      // channel 4~9 use the same Tx Power Level
2591                         {
2592                                 priv->TxPowerLevelCCK_A[i]  = priv->EEPROMRfACCKChnl1TxPwLevel[1];
2593                                 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[1];
2594                                 priv->TxPowerLevelCCK_C[i] =  priv->EEPROMRfCCCKChnl1TxPwLevel[1];
2595                                 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[1];
2596                         }
2597                         for(i=9; i<14; i++)     // channel 10~14 use the same Tx Power Level
2598                         {
2599                                 priv->TxPowerLevelCCK_A[i]  = priv->EEPROMRfACCKChnl1TxPwLevel[2];
2600                                 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[2];
2601                                 priv->TxPowerLevelCCK_C[i] =  priv->EEPROMRfCCCKChnl1TxPwLevel[2];
2602                                 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[2];
2603                         }
2604                         for(i=0; i<14; i++)
2605                                 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_A[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_A[i]);
2606                         for(i=0; i<14; i++)
2607                                 RT_TRACE(COMP_INIT,"priv->TxPowerLevelOFDM24G_A[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_A[i]);
2608                         for(i=0; i<14; i++)
2609                                 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_C[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_C[i]);
2610                         for(i=0; i<14; i++)
2611                                 RT_TRACE(COMP_INIT, "priv->TxPowerLevelOFDM24G_C[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_C[i]);
2612                         priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
2613                         priv->AntennaTxPwDiff[0] = 0;
2614                         priv->AntennaTxPwDiff[1] = 0;
2615                         priv->AntennaTxPwDiff[2] = 0;
2616                         priv->CrystalCap = priv->EEPROMCrystalCap;
2617                         // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
2618                         priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
2619                         priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
2620                 }
2621         }
2622
2623         if(priv->rf_type == RF_1T2R)
2624         {
2625                 RT_TRACE(COMP_INIT, "\n1T2R config\n");
2626         }
2627         else if (priv->rf_type == RF_2T4R)
2628         {
2629                 RT_TRACE(COMP_INIT, "\n2T4R config\n");
2630         }
2631
2632         // 2008/01/16 MH We can only know RF type in the function. So we have to init
2633         // DIG RATR table again.
2634         init_rate_adaptive(dev);
2635
2636         //1 Make a copy for following variables and we can change them if we want
2637
2638         priv->rf_chip= RF_8256;
2639
2640         if(priv->RegChannelPlan == 0xf)
2641         {
2642                 priv->ChannelPlan = priv->eeprom_ChannelPlan;
2643         }
2644         else
2645         {
2646                 priv->ChannelPlan = priv->RegChannelPlan;
2647         }
2648
2649         //
2650         //  Used PID and DID to Set CustomerID
2651         //
2652         if( priv->eeprom_vid == 0x1186 &&  priv->eeprom_did == 0x3304 )
2653         {
2654                 priv->CustomerID =  RT_CID_DLINK;
2655         }
2656
2657         switch(priv->eeprom_CustomerID)
2658         {
2659                 case EEPROM_CID_DEFAULT:
2660                         priv->CustomerID = RT_CID_DEFAULT;
2661                         break;
2662                 case EEPROM_CID_CAMEO:
2663                         priv->CustomerID = RT_CID_819x_CAMEO;
2664                         break;
2665                 case  EEPROM_CID_RUNTOP:
2666                         priv->CustomerID = RT_CID_819x_RUNTOP;
2667                         break;
2668                 case EEPROM_CID_NetCore:
2669                         priv->CustomerID = RT_CID_819x_Netcore;
2670                         break;
2671                 case EEPROM_CID_TOSHIBA:        // Merge by Jacken, 2008/01/31
2672                         priv->CustomerID = RT_CID_TOSHIBA;
2673                         if(priv->eeprom_ChannelPlan&0x80)
2674                                 priv->ChannelPlan = priv->eeprom_ChannelPlan&0x7f;
2675                         else
2676                                 priv->ChannelPlan = 0x0;
2677                         RT_TRACE(COMP_INIT, "Toshiba ChannelPlan = 0x%x\n",
2678                                 priv->ChannelPlan);
2679                         break;
2680                 case EEPROM_CID_Nettronix:
2681                         priv->CustomerID = RT_CID_Nettronix;
2682                         break;
2683                 case EEPROM_CID_Pronet:
2684                         priv->CustomerID = RT_CID_PRONET;
2685                         break;
2686                 case EEPROM_CID_DLINK:
2687                         priv->CustomerID = RT_CID_DLINK;
2688                         break;
2689
2690                 case EEPROM_CID_WHQL:
2691                         //Adapter->bInHctTest = TRUE;//do not supported
2692
2693                         //priv->bSupportTurboMode = FALSE;
2694                         //priv->bAutoTurboBy8186 = FALSE;
2695
2696                         //pMgntInfo->PowerSaveControl.bInactivePs = FALSE;
2697                         //pMgntInfo->PowerSaveControl.bIPSModeBackup = FALSE;
2698                         //pMgntInfo->PowerSaveControl.bLeisurePs = FALSE;
2699
2700                         break;
2701                 default:
2702                         // value from RegCustomerID
2703                         break;
2704         }
2705
2706         //Avoid the channel plan array overflow, by Bruce, 2007-08-27.
2707         if(priv->ChannelPlan > CHANNEL_PLAN_LEN - 1)
2708                 priv->ChannelPlan = 0; //FCC
2709
2710         switch(priv->CustomerID)
2711         {
2712                 case RT_CID_DEFAULT:
2713                 #ifdef RTL8190P
2714                         priv->LedStrategy = HW_LED;
2715                 #else
2716                         #ifdef RTL8192E
2717                         priv->LedStrategy = SW_LED_MODE1;
2718                         #endif
2719                 #endif
2720                         break;
2721
2722                 case RT_CID_819x_CAMEO:
2723                         priv->LedStrategy = SW_LED_MODE2;
2724                         break;
2725
2726                 case RT_CID_819x_RUNTOP:
2727                         priv->LedStrategy = SW_LED_MODE3;
2728                         break;
2729
2730                 case RT_CID_819x_Netcore:
2731                         priv->LedStrategy = SW_LED_MODE4;
2732                         break;
2733
2734                 case RT_CID_Nettronix:
2735                         priv->LedStrategy = SW_LED_MODE5;
2736                         break;
2737
2738                 case RT_CID_PRONET:
2739                         priv->LedStrategy = SW_LED_MODE6;
2740                         break;
2741
2742                 case RT_CID_TOSHIBA:   //Modify by Jacken 2008/01/31
2743                         // Do nothing.
2744                         //break;
2745
2746                 default:
2747                 #ifdef RTL8190P
2748                         priv->LedStrategy = HW_LED;
2749                 #else
2750                         #ifdef RTL8192E
2751                         priv->LedStrategy = SW_LED_MODE1;
2752                         #endif
2753                 #endif
2754                         break;
2755         }
2756
2757
2758         if( priv->eeprom_vid == 0x1186 &&  priv->eeprom_did == 0x3304)
2759                 priv->ieee80211->bSupportRemoteWakeUp = true;
2760         else
2761                 priv->ieee80211->bSupportRemoteWakeUp = false;
2762
2763
2764         RT_TRACE(COMP_INIT, "RegChannelPlan(%d)\n", priv->RegChannelPlan);
2765         RT_TRACE(COMP_INIT, "ChannelPlan = %d \n", priv->ChannelPlan);
2766         RT_TRACE(COMP_INIT, "LedStrategy = %d \n", priv->LedStrategy);
2767         RT_TRACE(COMP_TRACE, "<==== ReadAdapterInfo\n");
2768
2769         return ;
2770 }
2771
2772
2773 static short rtl8192_get_channel_map(struct net_device * dev)
2774 {
2775         struct r8192_priv *priv = ieee80211_priv(dev);
2776 #ifdef ENABLE_DOT11D
2777         if(priv->ChannelPlan> COUNTRY_CODE_GLOBAL_DOMAIN){
2778                 printk("rtl8180_init:Error channel plan! Set to default.\n");
2779                 priv->ChannelPlan= 0;
2780         }
2781         RT_TRACE(COMP_INIT, "Channel plan is %d\n",priv->ChannelPlan);
2782
2783         rtl819x_set_channel_map(priv->ChannelPlan, priv);
2784 #else
2785         int ch,i;
2786         //Set Default Channel Plan
2787         if(!channels){
2788                 DMESG("No channels, aborting");
2789                 return -1;
2790         }
2791         ch=channels;
2792         priv->ChannelPlan= 0;//hikaru
2793          // set channels 1..14 allowed in given locale
2794         for (i=1; i<=14; i++) {
2795                 (priv->ieee80211->channel_map)[i] = (u8)(ch & 0x01);
2796                 ch >>= 1;
2797         }
2798 #endif
2799         return 0;
2800 }
2801
2802 static short rtl8192_init(struct net_device *dev)
2803 {
2804         struct r8192_priv *priv = ieee80211_priv(dev);
2805         memset(&(priv->stats),0,sizeof(struct Stats));
2806         rtl8192_init_priv_variable(dev);
2807         rtl8192_init_priv_lock(priv);
2808         rtl8192_init_priv_task(dev);
2809         rtl8192_get_eeprom_size(dev);
2810         rtl8192_read_eeprom_info(dev);
2811         rtl8192_get_channel_map(dev);
2812         init_hal_dm(dev);
2813         init_timer(&priv->watch_dog_timer);
2814         priv->watch_dog_timer.data = (unsigned long)dev;
2815         priv->watch_dog_timer.function = watch_dog_timer_callback;
2816         if (request_irq(dev->irq, rtl8192_interrupt, IRQF_SHARED, dev->name, dev)) {
2817                 printk("Error allocating IRQ %d",dev->irq);
2818                 return -1;
2819         }else{
2820                 priv->irq=dev->irq;
2821                 printk("IRQ %d",dev->irq);
2822         }
2823         if(rtl8192_pci_initdescring(dev)!=0){
2824                 printk("Endopoints initialization failed");
2825                 return -1;
2826         }
2827
2828         //rtl8192_rx_enable(dev);
2829         //rtl8192_adapter_start(dev);
2830         return 0;
2831 }
2832
2833 /*
2834  * Actually only set RRSR, RATR and BW_OPMODE registers
2835  *  not to do all the hw config as its name says
2836  * This part need to modified according to the rate set we filtered
2837  */
2838 static void rtl8192_hwconfig(struct net_device* dev)
2839 {
2840         u32 regRATR = 0, regRRSR = 0;
2841         u8 regBwOpMode = 0, regTmp = 0;
2842         struct r8192_priv *priv = ieee80211_priv(dev);
2843
2844 // Set RRSR, RATR, and BW_OPMODE registers
2845         //
2846         switch(priv->ieee80211->mode)
2847         {
2848         case WIRELESS_MODE_B:
2849                 regBwOpMode = BW_OPMODE_20MHZ;
2850                 regRATR = RATE_ALL_CCK;
2851                 regRRSR = RATE_ALL_CCK;
2852                 break;
2853         case WIRELESS_MODE_A:
2854                 regBwOpMode = BW_OPMODE_5G |BW_OPMODE_20MHZ;
2855                 regRATR = RATE_ALL_OFDM_AG;
2856                 regRRSR = RATE_ALL_OFDM_AG;
2857                 break;
2858         case WIRELESS_MODE_G:
2859                 regBwOpMode = BW_OPMODE_20MHZ;
2860                 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
2861                 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
2862                 break;
2863         case WIRELESS_MODE_AUTO:
2864         case WIRELESS_MODE_N_24G:
2865                 // It support CCK rate by default.
2866                 // CCK rate will be filtered out only when associated AP does not support it.
2867                 regBwOpMode = BW_OPMODE_20MHZ;
2868                         regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
2869                         regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
2870                 break;
2871         case WIRELESS_MODE_N_5G:
2872                 regBwOpMode = BW_OPMODE_5G;
2873                 regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
2874                 regRRSR = RATE_ALL_OFDM_AG;
2875                 break;
2876         }
2877
2878         write_nic_byte(dev, BW_OPMODE, regBwOpMode);
2879         {
2880                 u32 ratr_value = 0;
2881                 ratr_value = regRATR;
2882                 if (priv->rf_type == RF_1T2R)
2883                 {
2884                         ratr_value &= ~(RATE_ALL_OFDM_2SS);
2885                 }
2886                 write_nic_dword(dev, RATR0, ratr_value);
2887                 write_nic_byte(dev, UFWP, 1);
2888         }
2889         regTmp = read_nic_byte(dev, 0x313);
2890         regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff);
2891         write_nic_dword(dev, RRSR, regRRSR);
2892
2893         //
2894         // Set Retry Limit here
2895         //
2896         write_nic_word(dev, RETRY_LIMIT,
2897                         priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT |
2898                         priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT);
2899         // Set Contention Window here
2900
2901         // Set Tx AGC
2902
2903         // Set Tx Antenna including Feedback control
2904
2905         // Set Auto Rate fallback control
2906
2907
2908 }
2909
2910
2911 static RT_STATUS rtl8192_adapter_start(struct net_device *dev)
2912 {
2913         struct r8192_priv *priv = ieee80211_priv(dev);
2914 //      struct ieee80211_device *ieee = priv->ieee80211;
2915         u32 ulRegRead;
2916         RT_STATUS rtStatus = RT_STATUS_SUCCESS;
2917         //u8 eRFPath;
2918         u8 tmpvalue;
2919 #ifdef RTL8192E
2920         u8 ICVersion,SwitchingRegulatorOutput;
2921 #endif
2922         bool bfirmwareok = true;
2923 #ifdef RTL8190P
2924         u8 ucRegRead;
2925 #endif
2926         u32     tmpRegA, tmpRegC, TempCCk;
2927         int     i =0;
2928
2929         RT_TRACE(COMP_INIT, "====>%s()\n", __FUNCTION__);
2930         priv->being_init_adapter = true;
2931         rtl8192_pci_resetdescring(dev);
2932         // 2007/11/02 MH Before initalizing RF. We can not use FW to do RF-R/W.
2933         priv->Rf_Mode = RF_OP_By_SW_3wire;
2934 #ifdef RTL8192E
2935         //dPLL on
2936         if(priv->ResetProgress == RESET_TYPE_NORESET)
2937         {
2938             write_nic_byte(dev, ANAPAR, 0x37);
2939             // Accordign to designer's explain, LBUS active will never > 10ms. We delay 10ms
2940             // Joseph increae the time to prevent firmware download fail
2941             mdelay(500);
2942         }
2943 #endif
2944         //PlatformSleepUs(10000);
2945         // For any kind of InitializeAdapter process, we shall use system now!!
2946         priv->pFirmware->firmware_status = FW_STATUS_0_INIT;
2947
2948         //
2949         //3 //Config CPUReset Register
2950         //3//
2951         //3 Firmware Reset Or Not
2952         ulRegRead = read_nic_dword(dev, CPU_GEN);
2953         if(priv->pFirmware->firmware_status == FW_STATUS_0_INIT)
2954         {       //called from MPInitialized. do nothing
2955                 ulRegRead |= CPU_GEN_SYSTEM_RESET;
2956         }else if(priv->pFirmware->firmware_status == FW_STATUS_5_READY)
2957                 ulRegRead |= CPU_GEN_FIRMWARE_RESET;    // Called from MPReset
2958         else
2959                 RT_TRACE(COMP_ERR, "ERROR in %s(): undefined firmware state(%d)\n", __FUNCTION__,   priv->pFirmware->firmware_status);
2960
2961 #ifdef RTL8190P
2962         //2008.06.03, for WOL 90 hw bug
2963         ulRegRead &= (~(CPU_GEN_GPIO_UART));
2964 #endif
2965
2966         write_nic_dword(dev, CPU_GEN, ulRegRead);
2967         //mdelay(100);
2968
2969 #ifdef RTL8192E
2970
2971         //3//
2972         //3 //Fix the issue of E-cut high temperature issue
2973         //3//
2974         // TODO: E cut only
2975         ICVersion = read_nic_byte(dev, IC_VERRSION);
2976         if(ICVersion >= 0x4) //E-cut only
2977         {
2978                 // HW SD suggest that we should not wirte this register too often, so driver
2979                 // should readback this register. This register will be modified only when
2980                 // power on reset
2981                 SwitchingRegulatorOutput = read_nic_byte(dev, SWREGULATOR);
2982                 if(SwitchingRegulatorOutput  != 0xb8)
2983                 {
2984                         write_nic_byte(dev, SWREGULATOR, 0xa8);
2985                         mdelay(1);
2986                         write_nic_byte(dev, SWREGULATOR, 0xb8);
2987                 }
2988         }
2989 #endif
2990
2991
2992         //3//
2993         //3// Initialize BB before MAC
2994         //3//
2995         RT_TRACE(COMP_INIT, "BB Config Start!\n");
2996         rtStatus = rtl8192_BBConfig(dev);
2997         if(rtStatus != RT_STATUS_SUCCESS)
2998         {
2999                 RT_TRACE(COMP_ERR, "BB Config failed\n");
3000                 return rtStatus;
3001         }
3002         RT_TRACE(COMP_INIT,"BB Config Finished!\n");
3003
3004         //3//Set Loopback mode or Normal mode
3005         //3//
3006         //2006.12.13 by emily. Note!We should not merge these two CPU_GEN register writings
3007         //      because setting of System_Reset bit reset MAC to default transmission mode.
3008                 //Loopback mode or not
3009         priv->LoopbackMode = RTL819X_NO_LOOPBACK;
3010         //priv->LoopbackMode = RTL819X_MAC_LOOPBACK;
3011         if(priv->ResetProgress == RESET_TYPE_NORESET)
3012         {
3013         ulRegRead = read_nic_dword(dev, CPU_GEN);
3014         if(priv->LoopbackMode == RTL819X_NO_LOOPBACK)
3015         {
3016                 ulRegRead = ((ulRegRead & CPU_GEN_NO_LOOPBACK_MSK) | CPU_GEN_NO_LOOPBACK_SET);
3017         }
3018         else if (priv->LoopbackMode == RTL819X_MAC_LOOPBACK )
3019         {
3020                 ulRegRead |= CPU_CCK_LOOPBACK;
3021         }
3022         else
3023         {
3024                 RT_TRACE(COMP_ERR,"Serious error: wrong loopback mode setting\n");
3025         }
3026
3027         //2008.06.03, for WOL
3028         //ulRegRead &= (~(CPU_GEN_GPIO_UART));
3029         write_nic_dword(dev, CPU_GEN, ulRegRead);
3030
3031         // 2006.11.29. After reset cpu, we sholud wait for a second, otherwise, it may fail to write registers. Emily
3032         udelay(500);
3033         }
3034         //3Set Hardware(Do nothing now)
3035         rtl8192_hwconfig(dev);
3036         //2=======================================================
3037         // Common Setting for all of the FPGA platform. (part 1)
3038         //2=======================================================
3039         // If there is changes, please make sure it applies to all of the FPGA version
3040         //3 Turn on Tx/Rx
3041         write_nic_byte(dev, CMDR, CR_RE|CR_TE);
3042
3043         //2Set Tx dma burst
3044 #ifdef RTL8190P
3045         write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |
3046                         (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) |
3047                         (1<<MULRW_SHIFT)));
3048 #else
3049         #ifdef RTL8192E
3050         write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |
3051                                    (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) ));
3052         #endif
3053 #endif
3054         //set IDR0 here
3055         write_nic_dword(dev, MAC0, ((u32*)dev->dev_addr)[0]);
3056         write_nic_word(dev, MAC4, ((u16*)(dev->dev_addr + 4))[0]);
3057         //set RCR
3058         write_nic_dword(dev, RCR, priv->ReceiveConfig);
3059
3060         //3 Initialize Number of Reserved Pages in Firmware Queue
3061         #ifdef TO_DO_LIST
3062         if(priv->bInHctTest)
3063         {
3064                 PlatformEFIOWrite4Byte(Adapter, RQPN1,  NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM << RSVD_FW_QUEUE_PAGE_BK_SHIFT |
3065                                         NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM << RSVD_FW_QUEUE_PAGE_BE_SHIFT |
3066                                         NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM << RSVD_FW_QUEUE_PAGE_VI_SHIFT |
3067                                         NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3068                 PlatformEFIOWrite4Byte(Adapter, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3069                 PlatformEFIOWrite4Byte(Adapter, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW|
3070                                         NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|
3071                                         NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3072         }
3073         else
3074         #endif
3075         {
3076                 write_nic_dword(dev, RQPN1,  NUM_OF_PAGE_IN_FW_QUEUE_BK << RSVD_FW_QUEUE_PAGE_BK_SHIFT |
3077                                         NUM_OF_PAGE_IN_FW_QUEUE_BE << RSVD_FW_QUEUE_PAGE_BE_SHIFT |
3078                                         NUM_OF_PAGE_IN_FW_QUEUE_VI << RSVD_FW_QUEUE_PAGE_VI_SHIFT |
3079                                         NUM_OF_PAGE_IN_FW_QUEUE_VO <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3080                 write_nic_dword(dev, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3081                 write_nic_dword(dev, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW|
3082                                         NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|
3083                                         NUM_OF_PAGE_IN_FW_QUEUE_PUB<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3084         }
3085
3086         rtl8192_tx_enable(dev);
3087         rtl8192_rx_enable(dev);
3088         //3Set Response Rate Setting Register
3089         // CCK rate is supported by default.
3090         // CCK rate will be filtered out only when associated AP does not support it.
3091         ulRegRead = (0xFFF00000 & read_nic_dword(dev, RRSR))  | RATE_ALL_OFDM_AG | RATE_ALL_CCK;
3092         write_nic_dword(dev, RRSR, ulRegRead);
3093         write_nic_dword(dev, RATR0+4*7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK));
3094
3095         //2Set AckTimeout
3096         // TODO: (it value is only for FPGA version). need to be changed!!2006.12.18, by Emily
3097         write_nic_byte(dev, ACK_TIMEOUT, 0x30);
3098
3099         //rtl8192_actset_wirelessmode(dev,priv->RegWirelessMode);
3100         if(priv->ResetProgress == RESET_TYPE_NORESET)
3101         rtl8192_SetWirelessMode(dev, priv->ieee80211->mode);
3102         //-----------------------------------------------------------------------------
3103         // Set up security related. 070106, by rcnjko:
3104         // 1. Clear all H/W keys.
3105         // 2. Enable H/W encryption/decryption.
3106         //-----------------------------------------------------------------------------
3107         CamResetAllEntry(dev);
3108         {
3109                 u8 SECR_value = 0x0;
3110                 SECR_value |= SCR_TxEncEnable;
3111                 SECR_value |= SCR_RxDecEnable;
3112                 SECR_value |= SCR_NoSKMC;
3113                 write_nic_byte(dev, SECR, SECR_value);
3114         }
3115         //3Beacon related
3116         write_nic_word(dev, ATIMWND, 2);
3117         write_nic_word(dev, BCN_INTERVAL, 100);
3118         for (i=0; i<QOS_QUEUE_NUM; i++)
3119                 write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
3120         //
3121         // Switching regulator controller: This is set temporarily.
3122         // It's not sure if this can be removed in the future.
3123         // PJ advised to leave it by default.
3124         //
3125         write_nic_byte(dev, 0xbe, 0xc0);
3126
3127         //2=======================================================
3128         // Set PHY related configuration defined in MAC register bank
3129         //2=======================================================
3130         rtl8192_phy_configmac(dev);
3131
3132         if (priv->card_8192_version > (u8) VERSION_8190_BD) {
3133                 rtl8192_phy_getTxPower(dev);
3134                 rtl8192_phy_setTxPower(dev, priv->chan);
3135         }
3136
3137         //if D or C cut
3138                 tmpvalue = read_nic_byte(dev, IC_VERRSION);
3139                 priv->IC_Cut = tmpvalue;
3140                 RT_TRACE(COMP_INIT, "priv->IC_Cut = 0x%x\n", priv->IC_Cut);
3141                 if(priv->IC_Cut >= IC_VersionCut_D)
3142                 {
3143                         //pHalData->bDcut = TRUE;
3144                         if(priv->IC_Cut == IC_VersionCut_D)
3145                                 RT_TRACE(COMP_INIT, "D-cut\n");
3146                         if(priv->IC_Cut == IC_VersionCut_E)
3147                         {
3148                                 RT_TRACE(COMP_INIT, "E-cut\n");
3149                                 // HW SD suggest that we should not wirte this register too often, so driver
3150                                 // should readback this register. This register will be modified only when
3151                                 // power on reset
3152                         }
3153                 }
3154                 else
3155                 {
3156                         //pHalData->bDcut = FALSE;
3157                         RT_TRACE(COMP_INIT, "Before C-cut\n");
3158                 }
3159
3160 #if 1
3161         //Firmware download
3162         RT_TRACE(COMP_INIT, "Load Firmware!\n");
3163         bfirmwareok = init_firmware(dev);
3164         if(bfirmwareok != true) {
3165                 rtStatus = RT_STATUS_FAILURE;
3166                 return rtStatus;
3167         }
3168         RT_TRACE(COMP_INIT, "Load Firmware finished!\n");
3169 #endif
3170         //RF config
3171         if(priv->ResetProgress == RESET_TYPE_NORESET)
3172         {
3173         RT_TRACE(COMP_INIT, "RF Config Started!\n");
3174         rtStatus = rtl8192_phy_RFConfig(dev);
3175         if(rtStatus != RT_STATUS_SUCCESS)
3176         {
3177                 RT_TRACE(COMP_ERR, "RF Config failed\n");
3178                         return rtStatus;
3179         }
3180         RT_TRACE(COMP_INIT, "RF Config Finished!\n");
3181         }
3182         rtl8192_phy_updateInitGain(dev);
3183
3184         /*---- Set CCK and OFDM Block "ON"----*/
3185         rtl8192_setBBreg(dev, rFPGA0_RFMOD, bCCKEn, 0x1);
3186         rtl8192_setBBreg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1);
3187
3188 #ifdef RTL8192E
3189         //Enable Led
3190         write_nic_byte(dev, 0x87, 0x0);
3191 #endif
3192 #ifdef RTL8190P
3193         //2008.06.03, for WOL
3194         ucRegRead = read_nic_byte(dev, GPE);
3195         ucRegRead |= BIT0;
3196         write_nic_byte(dev, GPE, ucRegRead);
3197
3198         ucRegRead = read_nic_byte(dev, GPO);
3199         ucRegRead &= ~BIT0;
3200         write_nic_byte(dev, GPO, ucRegRead);
3201 #endif
3202
3203         //2=======================================================
3204         // RF Power Save
3205         //2=======================================================
3206 #ifdef ENABLE_IPS
3207
3208 {
3209         if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_PS)
3210         { // H/W or S/W RF OFF before sleep.
3211                 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3212                 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3213         }
3214         else if(priv->ieee80211->RfOffReason >= RF_CHANGE_BY_IPS)
3215         { // H/W or S/W RF OFF before sleep.
3216                 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3217                 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3218         }
3219         else
3220         {
3221                 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): RF-ON \n",__FUNCTION__);
3222                 priv->ieee80211->eRFPowerState = eRfOn;
3223                 priv->ieee80211->RfOffReason = 0;
3224                 //DrvIFIndicateCurrentPhyStatus(Adapter);
3225         // LED control
3226         //Adapter->HalFunc.LedControlHandler(Adapter, LED_CTL_POWER_ON);
3227
3228         //
3229         // If inactive power mode is enabled, disable rf while in disconnected state.
3230         // But we should still tell upper layer we are in rf on state.
3231         // 2007.07.16, by shien chang.
3232         //
3233                 //if(!Adapter->bInHctTest)
3234         //IPSEnter(Adapter);
3235
3236         }
3237 }
3238 #endif
3239         if(1){
3240 #ifdef RTL8192E
3241                         // We can force firmware to do RF-R/W
3242                         if(priv->ieee80211->FwRWRF)
3243                                 priv->Rf_Mode = RF_OP_By_FW;
3244                         else
3245                                 priv->Rf_Mode = RF_OP_By_SW_3wire;
3246 #else
3247                         priv->Rf_Mode = RF_OP_By_SW_3wire;
3248 #endif
3249         }
3250 #ifdef RTL8190P
3251         if(priv->ResetProgress == RESET_TYPE_NORESET)
3252         {
3253                 dm_initialize_txpower_tracking(dev);
3254
3255                 tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3256                 tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3257
3258                 if(priv->rf_type == RF_2T4R){
3259                 for(i = 0; i<TxBBGainTableLength; i++)
3260                 {
3261                         if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3262                         {
3263                                 priv->rfa_txpowertrackingindex= (u8)i;
3264                                 priv->rfa_txpowertrackingindex_real= (u8)i;
3265                                 priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3266                                 break;
3267                         }
3268                 }
3269                 }
3270                 for(i = 0; i<TxBBGainTableLength; i++)
3271                 {
3272                         if(tmpRegC == priv->txbbgain_table[i].txbbgain_value)
3273                         {
3274                                 priv->rfc_txpowertrackingindex= (u8)i;
3275                                 priv->rfc_txpowertrackingindex_real= (u8)i;
3276                                 priv->rfc_txpowertracking_default = priv->rfc_txpowertrackingindex;
3277                                 break;
3278                         }
3279                 }
3280                 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3281
3282                 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3283                 {
3284                         if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3285                         {
3286                                 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3287                                 break;
3288                         }
3289                 }
3290                 priv->CCKPresentAttentuation_40Mdefault = 0;
3291                 priv->CCKPresentAttentuation_difference = 0;
3292                 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3293                 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3294                 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3295                 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_initial = %d\n", priv->rfc_txpowertrackingindex);
3296                 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_real_initial = %d\n", priv->rfc_txpowertrackingindex_real);
3297                 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3298                 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3299         }
3300 #else
3301         #ifdef RTL8192E
3302         if(priv->ResetProgress == RESET_TYPE_NORESET)
3303         {
3304                 dm_initialize_txpower_tracking(dev);
3305
3306                 if(priv->IC_Cut >= IC_VersionCut_D)
3307                 {
3308                         tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3309                         tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3310                         for(i = 0; i<TxBBGainTableLength; i++)
3311                         {
3312                                 if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3313                                 {
3314                                         priv->rfa_txpowertrackingindex= (u8)i;
3315                                         priv->rfa_txpowertrackingindex_real= (u8)i;
3316                                         priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3317                                         break;
3318                                 }
3319                         }
3320
3321                 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3322
3323                 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3324                 {
3325                         if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3326                         {
3327                                 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3328                                 break;
3329                         }
3330                 }
3331                 priv->CCKPresentAttentuation_40Mdefault = 0;
3332                 priv->CCKPresentAttentuation_difference = 0;
3333                 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3334                         RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3335                         RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3336                         RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3337                         RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3338                         priv->btxpower_tracking = FALSE;//TEMPLY DISABLE
3339                 }
3340         }
3341         #endif
3342 #endif
3343         rtl8192_irq_enable(dev);
3344         priv->being_init_adapter = false;
3345         return rtStatus;
3346
3347 }
3348
3349 static void rtl8192_prepare_beacon(struct r8192_priv *priv)
3350 {
3351         struct sk_buff *skb;
3352         //unsigned long flags;
3353         cb_desc *tcb_desc;
3354
3355         skb = ieee80211_get_beacon(priv->ieee80211);
3356         tcb_desc = (cb_desc *)(skb->cb + 8);
3357         //spin_lock_irqsave(&priv->tx_lock,flags);
3358         /* prepare misc info for the beacon xmit */
3359         tcb_desc->queue_index = BEACON_QUEUE;
3360         /* IBSS does not support HT yet, use 1M defaultly */
3361         tcb_desc->data_rate = 2;
3362         tcb_desc->RATRIndex = 7;
3363         tcb_desc->bTxDisableRateFallBack = 1;
3364         tcb_desc->bTxUseDriverAssingedRate = 1;
3365
3366         skb_push(skb, priv->ieee80211->tx_headroom);
3367         if(skb){
3368                 rtl8192_tx(priv->ieee80211->dev,skb);
3369         }
3370         //spin_unlock_irqrestore (&priv->tx_lock, flags);
3371 }
3372
3373
3374 /*
3375  * configure registers for beacon tx and enables it via
3376  * rtl8192_beacon_tx_enable(). rtl8192_beacon_tx_disable() might
3377  * be used to stop beacon transmission
3378  */
3379 static void rtl8192_start_beacon(struct net_device *dev)
3380 {
3381         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
3382         struct ieee80211_network *net = &priv->ieee80211->current_network;
3383         u16 BcnTimeCfg = 0;
3384         u16 BcnCW = 6;
3385         u16 BcnIFS = 0xf;
3386
3387         DMESG("Enabling beacon TX");
3388         //rtl8192_prepare_beacon(dev);
3389         rtl8192_irq_disable(dev);
3390         //rtl8192_beacon_tx_enable(dev);
3391
3392         /* ATIM window */
3393         write_nic_word(dev, ATIMWND, 2);
3394
3395         /* Beacon interval (in unit of TU) */
3396         write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
3397
3398         /*
3399          * DrvErlyInt (in unit of TU).
3400          * (Time to send interrupt to notify driver to c
3401          * hange beacon content)
3402          * */
3403         write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
3404
3405         /*
3406          * BcnDMATIM(in unit of us).
3407          * Indicates the time before TBTT to perform beacon queue DMA
3408          * */
3409         write_nic_word(dev, BCN_DMATIME, 256);
3410
3411         /*
3412          * Force beacon frame transmission even after receiving
3413          * beacon frame from other ad hoc STA
3414          * */
3415         write_nic_byte(dev, BCN_ERR_THRESH, 100);
3416
3417         /* Set CW and IFS */
3418         BcnTimeCfg |= BcnCW<<BCN_TCFG_CW_SHIFT;
3419         BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
3420         write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
3421
3422
3423         /* enable the interrupt for ad-hoc process */
3424         rtl8192_irq_enable(dev);
3425 }
3426
3427 static bool HalTxCheckStuck8190Pci(struct net_device *dev)
3428 {
3429         u16                             RegTxCounter = read_nic_word(dev, 0x128);
3430         struct r8192_priv *priv = ieee80211_priv(dev);
3431         bool                            bStuck = FALSE;
3432         RT_TRACE(COMP_RESET,"%s():RegTxCounter is %d,TxCounter is %d\n",__FUNCTION__,RegTxCounter,priv->TxCounter);
3433         if(priv->TxCounter==RegTxCounter)
3434                 bStuck = TRUE;
3435
3436         priv->TxCounter = RegTxCounter;
3437
3438         return bStuck;
3439 }
3440
3441 /*
3442  * Assumption: RT_TX_SPINLOCK is acquired.
3443  */
3444 static RESET_TYPE
3445 TxCheckStuck(struct net_device *dev)
3446 {
3447         struct r8192_priv *priv = ieee80211_priv(dev);
3448         u8                      ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3449         bool                    bCheckFwTxCnt = false;
3450
3451         //
3452         // Decide Stuch threshold according to current power save mode
3453         //
3454         switch (priv->ieee80211->dot11PowerSaveMode)
3455         {
3456                 // The threshold value  may required to be adjusted .
3457                 case eActive:           // Active/Continuous access.
3458                         ResetThreshold = NIC_SEND_HANG_THRESHOLD_NORMAL;
3459                         break;
3460                 case eMaxPs:            // Max power save mode.
3461                         ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3462                         break;
3463                 case eFastPs:   // Fast power save mode.
3464                         ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3465                         break;
3466         }
3467
3468 #if 1
3469         if(bCheckFwTxCnt)
3470         {
3471                 if(HalTxCheckStuck8190Pci(dev))
3472                 {
3473                         RT_TRACE(COMP_RESET, "TxCheckStuck(): Fw indicates no Tx condition! \n");
3474                         return RESET_TYPE_SILENT;
3475                 }
3476         }
3477 #endif
3478         return RESET_TYPE_NORESET;
3479 }
3480
3481
3482 static bool HalRxCheckStuck8190Pci(struct net_device *dev)
3483 {
3484         struct r8192_priv *priv = ieee80211_priv(dev);
3485         u16                             RegRxCounter = read_nic_word(dev, 0x130);
3486         bool                            bStuck = FALSE;
3487
3488         RT_TRACE(COMP_RESET,"%s(): RegRxCounter is %d,RxCounter is %d\n",__FUNCTION__,RegRxCounter,priv->RxCounter);
3489         // If rssi is small, we should check rx for long time because of bad rx.
3490         // or maybe it will continuous silent reset every 2 seconds.
3491         priv->rx_chk_cnt++;
3492         if(priv->undecorated_smoothed_pwdb >= (RateAdaptiveTH_High+5))
3493         {
3494                 priv->rx_chk_cnt = 0;   /* high rssi, check rx stuck right now. */
3495         }
3496         else if(priv->undecorated_smoothed_pwdb < (RateAdaptiveTH_High+5) &&
3497                 ((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_40M) ||
3498                 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_20M)) )
3499
3500         {
3501                 if(priv->rx_chk_cnt < 2)
3502                 {
3503                         return bStuck;
3504                 }
3505                 else
3506                 {
3507                         priv->rx_chk_cnt = 0;
3508                 }
3509         }
3510         else if(((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_40M) ||
3511                 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_20M)) &&
3512                 priv->undecorated_smoothed_pwdb >= VeryLowRSSI)
3513         {
3514                 if(priv->rx_chk_cnt < 4)
3515                 {
3516                         return bStuck;
3517                 }
3518                 else
3519                 {
3520                         priv->rx_chk_cnt = 0;
3521                 }
3522         }
3523         else
3524         {
3525                 if(priv->rx_chk_cnt < 8)
3526                 {
3527                         return bStuck;
3528                 }
3529                 else
3530                 {
3531                         priv->rx_chk_cnt = 0;
3532                 }
3533         }
3534         if(priv->RxCounter==RegRxCounter)
3535                 bStuck = TRUE;
3536
3537         priv->RxCounter = RegRxCounter;
3538
3539         return bStuck;
3540 }
3541
3542 static RESET_TYPE RxCheckStuck(struct net_device *dev)
3543 {
3544
3545         if(HalRxCheckStuck8190Pci(dev))
3546         {
3547                 RT_TRACE(COMP_RESET, "RxStuck Condition\n");
3548                 return RESET_TYPE_SILENT;
3549         }
3550
3551         return RESET_TYPE_NORESET;
3552 }
3553
3554 static RESET_TYPE
3555 rtl819x_ifcheck_resetornot(struct net_device *dev)
3556 {
3557         struct r8192_priv *priv = ieee80211_priv(dev);
3558         RESET_TYPE      TxResetType = RESET_TYPE_NORESET;
3559         RESET_TYPE      RxResetType = RESET_TYPE_NORESET;
3560         RT_RF_POWER_STATE       rfState;
3561
3562         rfState = priv->ieee80211->eRFPowerState;
3563
3564         TxResetType = TxCheckStuck(dev);
3565 #if 1
3566         if( rfState != eRfOff &&
3567                 /*ADAPTER_TEST_STATUS_FLAG(Adapter, ADAPTER_STATUS_FW_DOWNLOAD_FAILURE)) &&*/
3568                 (priv->ieee80211->iw_mode != IW_MODE_ADHOC))
3569         {
3570                 // If driver is in the status of firmware download failure , driver skips RF initialization and RF is
3571                 // in turned off state. Driver should check whether Rx stuck and do silent reset. And
3572                 // if driver is in firmware download failure status, driver should initialize RF in the following
3573                 // silent reset procedure Emily, 2008.01.21
3574
3575                 // Driver should not check RX stuck in IBSS mode because it is required to
3576                 // set Check BSSID in order to send beacon, however, if check BSSID is
3577                 // set, STA cannot hear any packet a all. Emily, 2008.04.12
3578                 RxResetType = RxCheckStuck(dev);
3579         }
3580 #endif
3581
3582         RT_TRACE(COMP_RESET,"%s(): TxResetType is %d, RxResetType is %d\n",__FUNCTION__,TxResetType,RxResetType);
3583         if(TxResetType==RESET_TYPE_NORMAL || RxResetType==RESET_TYPE_NORMAL)
3584                 return RESET_TYPE_NORMAL;
3585         else if(TxResetType==RESET_TYPE_SILENT || RxResetType==RESET_TYPE_SILENT)
3586                 return RESET_TYPE_SILENT;
3587         else
3588                 return RESET_TYPE_NORESET;
3589
3590 }
3591
3592
3593 static void CamRestoreAllEntry(struct net_device *dev)
3594 {
3595         u8 EntryId = 0;
3596         struct r8192_priv *priv = ieee80211_priv(dev);
3597         const u8*       MacAddr = priv->ieee80211->current_network.bssid;
3598
3599         static const u8 CAM_CONST_ADDR[4][6] = {
3600                 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
3601                 {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
3602                 {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
3603                 {0x00, 0x00, 0x00, 0x00, 0x00, 0x03}};
3604         static const u8 CAM_CONST_BROAD[] =
3605                 {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
3606
3607         RT_TRACE(COMP_SEC, "CamRestoreAllEntry: \n");
3608
3609
3610         if ((priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP40)||
3611             (priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP104))
3612         {
3613
3614                 for(EntryId=0; EntryId<4; EntryId++)
3615                 {
3616                         {
3617                                 MacAddr = CAM_CONST_ADDR[EntryId];
3618                                 setKey(dev,
3619                                                 EntryId ,
3620                                                 EntryId,
3621                                                 priv->ieee80211->pairwise_key_type,
3622                                                 MacAddr,
3623                                                 0,
3624                                                 NULL);
3625                         }
3626                 }
3627
3628         }
3629         else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_TKIP)
3630         {
3631
3632                 {
3633                         if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3634                                 setKey(dev,
3635                                                 4,
3636                                                 0,
3637                                                 priv->ieee80211->pairwise_key_type,
3638                                                 (u8*)dev->dev_addr,
3639                                                 0,
3640                                                 NULL);
3641                         else
3642                                 setKey(dev,
3643                                                 4,
3644                                                 0,
3645                                                 priv->ieee80211->pairwise_key_type,
3646                                                 MacAddr,
3647                                                 0,
3648                                                 NULL);
3649                 }
3650         }
3651         else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_CCMP)
3652         {
3653
3654                 {
3655                         if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3656                                 setKey(dev,
3657                                                 4,
3658                                                 0,
3659                                                 priv->ieee80211->pairwise_key_type,
3660                                                 (u8*)dev->dev_addr,
3661                                                 0,
3662                                                 NULL);
3663                         else
3664                                 setKey(dev,
3665                                                 4,
3666                                                 0,
3667                                                 priv->ieee80211->pairwise_key_type,
3668                                                 MacAddr,
3669                                                 0,
3670                                                 NULL);
3671                 }
3672         }
3673
3674
3675
3676         if(priv->ieee80211->group_key_type == KEY_TYPE_TKIP)
3677         {
3678                 MacAddr = CAM_CONST_BROAD;
3679                 for(EntryId=1 ; EntryId<4 ; EntryId++)
3680                 {
3681                         {
3682                                 setKey(dev,
3683                                                 EntryId,
3684                                                 EntryId,
3685                                                 priv->ieee80211->group_key_type,
3686                                                 MacAddr,
3687                                                 0,
3688                                                 NULL);
3689                         }
3690                 }
3691                 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3692                                 setKey(dev,
3693                                                 0,
3694                                                 0,
3695                                                 priv->ieee80211->group_key_type,
3696                                                 CAM_CONST_ADDR[0],
3697                                                 0,
3698                                                 NULL);
3699         }
3700         else if(priv->ieee80211->group_key_type == KEY_TYPE_CCMP)
3701         {
3702                 MacAddr = CAM_CONST_BROAD;
3703                 for(EntryId=1; EntryId<4 ; EntryId++)
3704                 {
3705                         {
3706                                 setKey(dev,
3707                                                 EntryId ,
3708                                                 EntryId,
3709                                                 priv->ieee80211->group_key_type,
3710                                                 MacAddr,
3711                                                 0,
3712                                                 NULL);
3713                         }
3714                 }
3715
3716                 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3717                                 setKey(dev,
3718                                                 0 ,
3719                                                 0,
3720                                                 priv->ieee80211->group_key_type,
3721                                                 CAM_CONST_ADDR[0],
3722                                                 0,
3723                                                 NULL);
3724         }
3725 }
3726
3727 /*
3728  * This function is used to fix Tx/Rx stop bug temporarily.
3729  * This function will do "system reset" to NIC when Tx or Rx is stuck.
3730  * The method checking Tx/Rx stuck of this function is supported by FW,
3731  * which reports Tx and Rx counter to register 0x128 and 0x130.
3732  */
3733 static void rtl819x_ifsilentreset(struct net_device *dev)
3734 {
3735         struct r8192_priv *priv = ieee80211_priv(dev);
3736         u8      reset_times = 0;
3737         int reset_status = 0;
3738         struct ieee80211_device *ieee = priv->ieee80211;
3739
3740
3741         return;
3742
3743         // 2007.07.20. If we need to check CCK stop, please uncomment this line.
3744         //bStuck = Adapter->HalFunc.CheckHWStopHandler(Adapter);
3745
3746         if(priv->ResetProgress==RESET_TYPE_NORESET)
3747         {
3748 RESET_START:
3749 #ifdef ENABLE_LPS
3750                 //LZM for PS-Poll AID issue. 090429
3751                 if(priv->ieee80211->state == IEEE80211_LINKED)
3752                     LeisurePSLeave(dev);
3753 #endif
3754
3755                 RT_TRACE(COMP_RESET,"=========>Reset progress!! \n");
3756
3757                 // Set the variable for reset.
3758                 priv->ResetProgress = RESET_TYPE_SILENT;
3759 //              rtl8192_close(dev);
3760 #if 1
3761                 down(&priv->wx_sem);
3762                 if(priv->up == 0)
3763                 {
3764                         RT_TRACE(COMP_ERR,"%s():the driver is not up! return\n",__FUNCTION__);
3765                         up(&priv->wx_sem);
3766                         return ;
3767                 }
3768                 priv->up = 0;
3769                 RT_TRACE(COMP_RESET,"%s():======>start to down the driver\n",__FUNCTION__);
3770                 if(!netif_queue_stopped(dev))
3771                         netif_stop_queue(dev);
3772
3773                 dm_backup_dynamic_mechanism_state(dev);
3774
3775                 rtl8192_irq_disable(dev);
3776                 rtl8192_cancel_deferred_work(priv);
3777                 deinit_hal_dm(dev);
3778                 del_timer_sync(&priv->watch_dog_timer);
3779                 ieee->sync_scan_hurryup = 1;
3780                 if(ieee->state == IEEE80211_LINKED)
3781                 {
3782                         down(&ieee->wx_sem);
3783                         printk("ieee->state is IEEE80211_LINKED\n");
3784                         ieee80211_stop_send_beacons(priv->ieee80211);
3785                         del_timer_sync(&ieee->associate_timer);
3786                         cancel_delayed_work(&ieee->associate_retry_wq);
3787                         ieee80211_stop_scan(ieee);
3788                         up(&ieee->wx_sem);
3789                 }
3790                 else{
3791                         printk("ieee->state is NOT LINKED\n");
3792                         ieee80211_softmac_stop_protocol(priv->ieee80211,true);
3793                 }
3794                 rtl8192_halt_adapter(dev, true);
3795                 up(&priv->wx_sem);
3796                 RT_TRACE(COMP_RESET,"%s():<==========down process is finished\n",__FUNCTION__);
3797                 RT_TRACE(COMP_RESET,"%s():===========>start to up the driver\n",__FUNCTION__);
3798                 reset_status = _rtl8192_up(dev);
3799
3800                 RT_TRACE(COMP_RESET,"%s():<===========up process is finished\n",__FUNCTION__);
3801                 if(reset_status == -1)
3802                 {
3803                         if(reset_times < 3)
3804                         {
3805                                 reset_times++;
3806                                 goto RESET_START;
3807                         }
3808                         else
3809                         {
3810                                 RT_TRACE(COMP_ERR," ERR!!! %s():  Reset Failed!!\n",__FUNCTION__);
3811                         }
3812                 }
3813 #endif
3814                 ieee->is_silent_reset = 1;
3815 #if 1
3816                 EnableHWSecurityConfig8192(dev);
3817 #if 1
3818                 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
3819                 {
3820                         ieee->set_chan(ieee->dev, ieee->current_network.channel);
3821
3822 #if 1
3823                         queue_work(ieee->wq, &ieee->associate_complete_wq);
3824 #endif
3825
3826                 }
3827                 else if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_ADHOC)
3828                 {
3829                         ieee->set_chan(ieee->dev, ieee->current_network.channel);
3830                         ieee->link_change(ieee->dev);
3831
3832                 //      notify_wx_assoc_event(ieee);
3833
3834                         ieee80211_start_send_beacons(ieee);
3835
3836                         if (ieee->data_hard_resume)
3837                                 ieee->data_hard_resume(ieee->dev);
3838                         netif_carrier_on(ieee->dev);
3839                 }
3840 #endif
3841
3842                 CamRestoreAllEntry(dev);
3843
3844                 // Restore the previous setting for all dynamic mechanism
3845                 dm_restore_dynamic_mechanism_state(dev);
3846
3847                 priv->ResetProgress = RESET_TYPE_NORESET;
3848                 priv->reset_count++;
3849
3850                 priv->bForcedSilentReset =false;
3851                 priv->bResetInProgress = false;
3852
3853                 // For test --> force write UFWP.
3854                 write_nic_byte(dev, UFWP, 1);
3855                 RT_TRACE(COMP_RESET, "Reset finished!! ====>[%d]\n", priv->reset_count);
3856 #endif
3857         }
3858 }
3859
3860 #ifdef ENABLE_IPS
3861 void InactivePsWorkItemCallback(struct net_device *dev)
3862 {
3863         struct r8192_priv *priv = ieee80211_priv(dev);
3864         PRT_POWER_SAVE_CONTROL  pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
3865
3866         RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() ---------> \n");
3867         //
3868         // This flag "bSwRfProcessing", indicates the status of IPS procedure, should be set if the IPS workitem
3869         // is really scheduled.
3870         // The old code, sets this flag before scheduling the IPS workitem and however, at the same time the
3871         // previous IPS workitem did not end yet, fails to schedule the current workitem. Thus, bSwRfProcessing
3872         // blocks the IPS procedure of switching RF.
3873         // By Bruce, 2007-12-25.
3874         //
3875         pPSC->bSwRfProcessing = TRUE;
3876
3877         RT_TRACE(COMP_RF, "InactivePsWorkItemCallback(): Set RF to %s.\n",
3878                         pPSC->eInactivePowerState == eRfOff?"OFF":"ON");
3879
3880
3881         MgntActSet_RF_State(dev, pPSC->eInactivePowerState, RF_CHANGE_BY_IPS);
3882
3883         //
3884         // To solve CAM values miss in RF OFF, rewrite CAM values after RF ON. By Bruce, 2007-09-20.
3885         //
3886         pPSC->bSwRfProcessing = FALSE;
3887         RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() <--------- \n");
3888 }
3889
3890 #ifdef ENABLE_LPS
3891 /* Change current and default preamble mode. */
3892 bool MgntActSet_802_11_PowerSaveMode(struct net_device *dev,    u8 rtPsMode)
3893 {
3894         struct r8192_priv *priv = ieee80211_priv(dev);
3895
3896         // Currently, we do not change power save mode on IBSS mode.
3897         if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3898         {
3899                 return false;
3900         }
3901
3902         //
3903         // <RJ_NOTE> If we make HW to fill up the PwrMgt bit for us,
3904         // some AP will not response to our mgnt frames with PwrMgt bit set,
3905         // e.g. cannot associate the AP.
3906         // So I commented out it. 2005.02.16, by rcnjko.
3907         //
3908 //      // Change device's power save mode.
3909 //      Adapter->HalFunc.SetPSModeHandler( Adapter, rtPsMode );
3910
3911         // Update power save mode configured.
3912         //RT_TRACE(COMP_LPS,"%s(): set ieee->ps = %x\n",__FUNCTION__,rtPsMode);
3913         if(!priv->ps_force) {
3914                 priv->ieee80211->ps = rtPsMode;
3915         }
3916
3917         // Awake immediately
3918         if(priv->ieee80211->sta_sleep != 0 && rtPsMode == IEEE80211_PS_DISABLED)
3919         {
3920                 unsigned long flags;
3921
3922                 //PlatformSetTimer(Adapter, &(pMgntInfo->AwakeTimer), 0);
3923                 // Notify the AP we awke.
3924                 rtl8192_hw_wakeup(dev);
3925                 priv->ieee80211->sta_sleep = 0;
3926
3927                 spin_lock_irqsave(&(priv->ieee80211->mgmt_tx_lock), flags);
3928                 printk("LPS leave: notify AP we are awaked ++++++++++ SendNullFunctionData\n");
3929                 ieee80211_sta_ps_send_null_frame(priv->ieee80211, 0);
3930                 spin_unlock_irqrestore(&(priv->ieee80211->mgmt_tx_lock), flags);
3931         }
3932
3933         return true;
3934 }
3935
3936 /* Enter the leisure power save mode. */
3937 void LeisurePSEnter(struct net_device *dev)
3938 {
3939         struct r8192_priv *priv = ieee80211_priv(dev);
3940         PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
3941
3942         //RT_TRACE(COMP_PS, "LeisurePSEnter()...\n");
3943         //RT_TRACE(COMP_PS, "pPSC->bLeisurePs = %d, ieee->ps = %d,pPSC->LpsIdleCount is %d,RT_CHECK_FOR_HANG_PERIOD is %d\n",
3944         //      pPSC->bLeisurePs, priv->ieee80211->ps,pPSC->LpsIdleCount,RT_CHECK_FOR_HANG_PERIOD);
3945
3946         if(!((priv->ieee80211->iw_mode == IW_MODE_INFRA) &&
3947                 (priv->ieee80211->state == IEEE80211_LINKED)) ||
3948                 (priv->ieee80211->iw_mode == IW_MODE_ADHOC) ||
3949                 (priv->ieee80211->iw_mode == IW_MODE_MASTER))
3950                 return;
3951
3952         if (pPSC->bLeisurePs)
3953         {
3954                 // Idle for a while if we connect to AP a while ago.
3955                 if(pPSC->LpsIdleCount >= RT_CHECK_FOR_HANG_PERIOD) //  4 Sec
3956                 {
3957
3958                         if(priv->ieee80211->ps == IEEE80211_PS_DISABLED)
3959                         {
3960
3961                                 //RT_TRACE(COMP_LPS, "LeisurePSEnter(): Enter 802.11 power save mode...\n");
3962                                 MgntActSet_802_11_PowerSaveMode(dev, IEEE80211_PS_MBCAST|IEEE80211_PS_UNICAST);
3963
3964                         }
3965                 }
3966                 else
3967                         pPSC->LpsIdleCount++;
3968         }
3969 }
3970
3971
3972 /* Leave leisure power save mode. */
3973 void LeisurePSLeave(struct net_device *dev)
3974 {
3975         struct r8192_priv *priv = ieee80211_priv(dev);
3976         PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
3977
3978         if (pPSC->bLeisurePs)
3979         {
3980                 if(priv->ieee80211->ps != IEEE80211_PS_DISABLED)
3981                 {
3982                         // move to lps_wakecomplete()
3983                         //RT_TRACE(COMP_LPS, "LeisurePSLeave(): Busy Traffic , Leave 802.11 power save..\n");
3984                         MgntActSet_802_11_PowerSaveMode(dev, IEEE80211_PS_DISABLED);
3985
3986                 }
3987         }
3988 }
3989 #endif
3990
3991
3992 /* Enter the inactive power save mode. RF will be off */
3993 void
3994 IPSEnter(struct net_device *dev)
3995 {
3996         struct r8192_priv *priv = ieee80211_priv(dev);
3997         PRT_POWER_SAVE_CONTROL          pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
3998         RT_RF_POWER_STATE                       rtState;
3999
4000         if (pPSC->bInactivePs)
4001         {
4002                 rtState = priv->ieee80211->eRFPowerState;
4003                 //
4004                 // Added by Bruce, 2007-12-25.
4005                 // Do not enter IPS in the following conditions:
4006                 // (1) RF is already OFF or Sleep
4007                 // (2) bSwRfProcessing (indicates the IPS is still under going)
4008                 // (3) Connectted (only disconnected can trigger IPS)
4009                 // (4) IBSS (send Beacon)
4010                 // (5) AP mode (send Beacon)
4011                 //
4012                 if (rtState == eRfOn && !pPSC->bSwRfProcessing
4013                         && (priv->ieee80211->state != IEEE80211_LINKED) )
4014                 {
4015                         RT_TRACE(COMP_RF,"IPSEnter(): Turn off RF.\n");
4016                         pPSC->eInactivePowerState = eRfOff;
4017 //                      queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4018                         InactivePsWorkItemCallback(dev);
4019                 }
4020         }
4021 }
4022
4023 //
4024 //      Description:
4025 //              Leave the inactive power save mode, RF will be on.
4026 //      2007.08.17, by shien chang.
4027 //
4028 void
4029 IPSLeave(struct net_device *dev)
4030 {
4031         struct r8192_priv *priv = ieee80211_priv(dev);
4032         PRT_POWER_SAVE_CONTROL  pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4033         RT_RF_POWER_STATE       rtState;
4034
4035         if (pPSC->bInactivePs)
4036         {
4037                 rtState = priv->ieee80211->eRFPowerState;
4038                 if (rtState != eRfOn  && !pPSC->bSwRfProcessing && priv->ieee80211->RfOffReason <= RF_CHANGE_BY_IPS)
4039                 {
4040                         RT_TRACE(COMP_POWER, "IPSLeave(): Turn on RF.\n");
4041                         pPSC->eInactivePowerState = eRfOn;
4042 //                      queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4043                         InactivePsWorkItemCallback(dev);
4044                 }
4045         }
4046 }
4047
4048 void IPSLeave_wq(void *data)
4049 {
4050         struct ieee80211_device *ieee = container_of(data,struct ieee80211_device,ips_leave_wq);
4051         struct net_device *dev = ieee->dev;
4052
4053         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4054         down(&priv->ieee80211->ips_sem);
4055         IPSLeave(dev);
4056         up(&priv->ieee80211->ips_sem);
4057 }
4058
4059 void ieee80211_ips_leave_wq(struct net_device *dev)
4060 {
4061         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4062         RT_RF_POWER_STATE       rtState;
4063         rtState = priv->ieee80211->eRFPowerState;
4064
4065         if(priv->ieee80211->PowerSaveControl.bInactivePs){
4066                 if(rtState == eRfOff){
4067                         if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS)
4068                         {
4069                                 RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",__FUNCTION__);
4070                                 return;
4071                         }
4072                         else{
4073                                 printk("=========>%s(): IPSLeave\n",__FUNCTION__);
4074                                 queue_work(priv->ieee80211->wq,&priv->ieee80211->ips_leave_wq);
4075                         }
4076                 }
4077         }
4078 }
4079 //added by amy 090331 end
4080 void ieee80211_ips_leave(struct net_device *dev)
4081 {
4082         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4083         down(&priv->ieee80211->ips_sem);
4084         IPSLeave(dev);
4085         up(&priv->ieee80211->ips_sem);
4086 }
4087 #endif
4088
4089 static void rtl819x_update_rxcounts(
4090         struct r8192_priv *priv,
4091         u32* TotalRxBcnNum,
4092         u32* TotalRxDataNum
4093 )
4094 {
4095         u16                     SlotIndex;
4096         u8                      i;
4097
4098         *TotalRxBcnNum = 0;
4099         *TotalRxDataNum = 0;
4100
4101         SlotIndex = (priv->ieee80211->LinkDetectInfo.SlotIndex++)%(priv->ieee80211->LinkDetectInfo.SlotNum);
4102         priv->ieee80211->LinkDetectInfo.RxBcnNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvBcnInPeriod;
4103         priv->ieee80211->LinkDetectInfo.RxDataNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvDataInPeriod;
4104         for( i=0; i<priv->ieee80211->LinkDetectInfo.SlotNum; i++ ){
4105                 *TotalRxBcnNum += priv->ieee80211->LinkDetectInfo.RxBcnNum[i];
4106                 *TotalRxDataNum += priv->ieee80211->LinkDetectInfo.RxDataNum[i];
4107         }
4108 }
4109
4110
4111 static void rtl819x_watchdog_wqcallback(struct work_struct *work)
4112 {
4113         struct delayed_work *dwork = container_of(work,struct delayed_work,work);
4114        struct r8192_priv *priv = container_of(dwork,struct r8192_priv,watch_dog_wq);
4115        struct net_device *dev = priv->ieee80211->dev;
4116         struct ieee80211_device* ieee = priv->ieee80211;
4117         RESET_TYPE      ResetType = RESET_TYPE_NORESET;
4118         unsigned long flags;
4119         bool bBusyTraffic = false;
4120         bool bEnterPS = false;
4121
4122         if ((!priv->up) || priv->bHwRadioOff)
4123                 return;
4124
4125         if(!priv->up)
4126                 return;
4127         hal_dm_watchdog(dev);
4128 #ifdef ENABLE_IPS
4129         if(ieee->actscanning == false){
4130                 if((ieee->iw_mode == IW_MODE_INFRA) && (ieee->state == IEEE80211_NOLINK) &&
4131                     (ieee->eRFPowerState == eRfOn)&&!ieee->is_set_key &&
4132                     (!ieee->proto_stoppping) && !ieee->wx_set_enc){
4133                         if(ieee->PowerSaveControl.ReturnPoint == IPS_CALLBACK_NONE){
4134                                 IPSEnter(dev);
4135                                 //ieee80211_stop_scan(priv->ieee80211);
4136                         }
4137                 }
4138         }
4139 #endif
4140         {//to get busy traffic condition
4141                 if(ieee->state == IEEE80211_LINKED)
4142                 {
4143                         if(     ieee->LinkDetectInfo.NumRxOkInPeriod> 100 ||
4144                                 ieee->LinkDetectInfo.NumTxOkInPeriod> 100 ) {
4145                                 bBusyTraffic = true;
4146                         }
4147
4148 #ifdef ENABLE_LPS
4149                         //added by amy for Leisure PS
4150                         if(     ((ieee->LinkDetectInfo.NumRxUnicastOkInPeriod + ieee->LinkDetectInfo.NumTxOkInPeriod) > 8 ) ||
4151                                 (ieee->LinkDetectInfo.NumRxUnicastOkInPeriod > 2) )
4152                         {
4153                                 bEnterPS= false;
4154                         }
4155                         else
4156                         {
4157                                 bEnterPS= true;
4158                         }
4159
4160                         // LeisurePS only work in infra mode.
4161                         if(bEnterPS)
4162                         {
4163                                 LeisurePSEnter(dev);
4164                         }
4165                         else
4166                         {
4167                                 LeisurePSLeave(dev);
4168                         }
4169 #endif
4170
4171                 }
4172                 else
4173                 {
4174 #ifdef ENABLE_LPS
4175                         //RT_TRACE(COMP_LPS,"====>no link LPS leave\n");
4176                         LeisurePSLeave(dev);
4177 #endif
4178                 }
4179
4180                 ieee->LinkDetectInfo.NumRxOkInPeriod = 0;
4181                 ieee->LinkDetectInfo.NumTxOkInPeriod = 0;
4182                 ieee->LinkDetectInfo.NumRxUnicastOkInPeriod = 0;
4183                 ieee->LinkDetectInfo.bBusyTraffic = bBusyTraffic;
4184         }
4185
4186
4187         //added by amy for AP roaming
4188         if (1)
4189         {
4190                 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
4191                 {
4192                         u32     TotalRxBcnNum = 0;
4193                         u32     TotalRxDataNum = 0;
4194
4195                         rtl819x_update_rxcounts(priv, &TotalRxBcnNum, &TotalRxDataNum);
4196                         if((TotalRxBcnNum+TotalRxDataNum) == 0)
4197                         {
4198                                 if( ieee->eRFPowerState == eRfOff)
4199                                         RT_TRACE(COMP_ERR,"========>%s()\n",__FUNCTION__);
4200                                 printk("===>%s(): AP is power off,connect another one\n",__FUNCTION__);
4201                                 //              Dot11d_Reset(dev);
4202                                 ieee->state = IEEE80211_ASSOCIATING;
4203                                 notify_wx_assoc_event(priv->ieee80211);
4204                                 RemovePeerTS(priv->ieee80211,priv->ieee80211->current_network.bssid);
4205                                 ieee->is_roaming = true;
4206                                 ieee->is_set_key = false;
4207                                 ieee->link_change(dev);
4208                                 queue_work(ieee->wq, &ieee->associate_procedure_wq);
4209                         }
4210                 }
4211               ieee->LinkDetectInfo.NumRecvBcnInPeriod=0;
4212               ieee->LinkDetectInfo.NumRecvDataInPeriod=0;
4213
4214         }
4215         //check if reset the driver
4216         spin_lock_irqsave(&priv->tx_lock,flags);
4217         if (priv->watchdog_check_reset_cnt++ >= 3 && !ieee->is_roaming &&
4218             priv->watchdog_last_time != 1)
4219         {
4220                 ResetType = rtl819x_ifcheck_resetornot(dev);
4221                 priv->watchdog_check_reset_cnt = 3;
4222         }
4223         spin_unlock_irqrestore(&priv->tx_lock,flags);
4224         if(!priv->bDisableNormalResetCheck && ResetType == RESET_TYPE_NORMAL)
4225         {
4226                 priv->ResetProgress = RESET_TYPE_NORMAL;
4227                 RT_TRACE(COMP_RESET,"%s(): NOMAL RESET\n",__FUNCTION__);
4228                 return;
4229         }
4230         /* disable silent reset temply 2008.9.11*/
4231 #if 1
4232         if( ((priv->force_reset) || (!priv->bDisableNormalResetCheck && ResetType==RESET_TYPE_SILENT))) // This is control by OID set in Pomelo
4233         {
4234                 priv->watchdog_last_time = 1;
4235                 rtl819x_ifsilentreset(dev);
4236         }
4237         else
4238                 priv->watchdog_last_time = 0;
4239 #endif
4240         priv->force_reset = false;
4241         priv->bForcedSilentReset = false;
4242         priv->bResetInProgress = false;
4243         RT_TRACE(COMP_TRACE, " <==RtUsbCheckForHangWorkItemCallback()\n");
4244
4245 }
4246
4247 void watch_dog_timer_callback(unsigned long data)
4248 {
4249         struct r8192_priv *priv = ieee80211_priv((struct net_device *) data);
4250         queue_delayed_work(priv->priv_wq,&priv->watch_dog_wq,0);
4251         mod_timer(&priv->watch_dog_timer, jiffies + MSECS(IEEE80211_WATCH_DOG_TIME));
4252
4253 }
4254
4255 static int _rtl8192_up(struct net_device *dev)
4256 {
4257         struct r8192_priv *priv = ieee80211_priv(dev);
4258         //int i;
4259         RT_STATUS init_status = RT_STATUS_SUCCESS;
4260         priv->up=1;
4261         priv->ieee80211->ieee_up=1;
4262         priv->bdisable_nic = false;  //YJ,add,091111
4263         RT_TRACE(COMP_INIT, "Bringing up iface");
4264
4265         init_status = rtl8192_adapter_start(dev);
4266         if(init_status != RT_STATUS_SUCCESS)
4267         {
4268                 RT_TRACE(COMP_ERR,"ERR!!! %s(): initialization is failed!\n",__FUNCTION__);
4269                 return -1;
4270         }
4271         RT_TRACE(COMP_INIT, "start adapter finished\n");
4272 #ifdef RTL8192E
4273         if(priv->ieee80211->eRFPowerState!=eRfOn)
4274                 MgntActSet_RF_State(dev, eRfOn, priv->ieee80211->RfOffReason);
4275 #endif
4276         if(priv->ieee80211->state != IEEE80211_LINKED)
4277         ieee80211_softmac_start_protocol(priv->ieee80211);
4278         ieee80211_reset_queue(priv->ieee80211);
4279         watch_dog_timer_callback((unsigned long) dev);
4280         if(!netif_queue_stopped(dev))
4281                 netif_start_queue(dev);
4282         else
4283                 netif_wake_queue(dev);
4284
4285         return 0;
4286 }
4287
4288
4289 static int rtl8192_open(struct net_device *dev)
4290 {
4291         struct r8192_priv *priv = ieee80211_priv(dev);
4292         int ret;
4293
4294         down(&priv->wx_sem);
4295         ret = rtl8192_up(dev);
4296         up(&priv->wx_sem);
4297         return ret;
4298
4299 }
4300
4301
4302 int rtl8192_up(struct net_device *dev)
4303 {
4304         struct r8192_priv *priv = ieee80211_priv(dev);
4305
4306         if (priv->up == 1) return -1;
4307
4308         return _rtl8192_up(dev);
4309 }
4310
4311
4312 static int rtl8192_close(struct net_device *dev)
4313 {
4314         struct r8192_priv *priv = ieee80211_priv(dev);
4315         int ret;
4316
4317         down(&priv->wx_sem);
4318
4319         ret = rtl8192_down(dev);
4320
4321         up(&priv->wx_sem);
4322
4323         return ret;
4324
4325 }
4326
4327 int rtl8192_down(struct net_device *dev)
4328 {
4329         struct r8192_priv *priv = ieee80211_priv(dev);
4330
4331         if (priv->up == 0) return -1;
4332
4333 #ifdef ENABLE_LPS
4334         //LZM for PS-Poll AID issue. 090429
4335         if(priv->ieee80211->state == IEEE80211_LINKED)
4336                 LeisurePSLeave(dev);
4337 #endif
4338
4339         priv->up=0;
4340         priv->ieee80211->ieee_up = 0;
4341         RT_TRACE(COMP_DOWN, "==========>%s()\n", __FUNCTION__);
4342 /* FIXME */
4343         if (!netif_queue_stopped(dev))
4344                 netif_stop_queue(dev);
4345
4346         rtl8192_irq_disable(dev);
4347         rtl8192_cancel_deferred_work(priv);
4348         deinit_hal_dm(dev);
4349         del_timer_sync(&priv->watch_dog_timer);
4350
4351         ieee80211_softmac_stop_protocol(priv->ieee80211,true);
4352
4353         rtl8192_halt_adapter(dev,false);
4354         memset(&priv->ieee80211->current_network, 0 , offsetof(struct ieee80211_network, list));
4355
4356         RT_TRACE(COMP_DOWN, "<==========%s()\n", __FUNCTION__);
4357
4358         return 0;
4359 }
4360
4361
4362 void rtl8192_commit(struct net_device *dev)
4363 {
4364         struct r8192_priv *priv = ieee80211_priv(dev);
4365
4366         if (priv->up == 0) return ;
4367
4368
4369         ieee80211_softmac_stop_protocol(priv->ieee80211,true);
4370
4371         rtl8192_irq_disable(dev);
4372         rtl8192_halt_adapter(dev,true);
4373         _rtl8192_up(dev);
4374 }
4375
4376 static void rtl8192_restart(struct work_struct *work)
4377 {
4378         struct r8192_priv *priv = container_of(work, struct r8192_priv, reset_wq);
4379         struct net_device *dev = priv->ieee80211->dev;
4380
4381         down(&priv->wx_sem);
4382
4383         rtl8192_commit(dev);
4384
4385         up(&priv->wx_sem);
4386 }
4387
4388 static void r8192_set_multicast(struct net_device *dev)
4389 {
4390         struct r8192_priv *priv = ieee80211_priv(dev);
4391         short promisc;
4392
4393         //down(&priv->wx_sem);
4394
4395         /* FIXME FIXME */
4396
4397         promisc = (dev->flags & IFF_PROMISC) ? 1:0;
4398
4399         if (promisc != priv->promisc) {
4400                 ;
4401         //      rtl8192_commit(dev);
4402         }
4403
4404         priv->promisc = promisc;
4405
4406         //schedule_work(&priv->reset_wq);
4407         //up(&priv->wx_sem);
4408 }
4409
4410
4411 static int r8192_set_mac_adr(struct net_device *dev, void *mac)
4412 {
4413         struct r8192_priv *priv = ieee80211_priv(dev);
4414         struct sockaddr *addr = mac;
4415
4416         down(&priv->wx_sem);
4417
4418         memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
4419
4420         schedule_work(&priv->reset_wq);
4421         up(&priv->wx_sem);
4422
4423         return 0;
4424 }
4425
4426 /* based on ipw2200 driver */
4427 static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
4428 {
4429         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4430         struct iwreq *wrq = (struct iwreq *)rq;
4431         int ret=-1;
4432         struct ieee80211_device *ieee = priv->ieee80211;
4433         u32 key[4];
4434         u8 broadcast_addr[6] = {0xff,0xff,0xff,0xff,0xff,0xff};
4435         struct iw_point *p = &wrq->u.data;
4436         struct ieee_param *ipw = NULL;//(struct ieee_param *)wrq->u.data.pointer;
4437
4438         down(&priv->wx_sem);
4439
4440
4441      if (p->length < sizeof(struct ieee_param) || !p->pointer){
4442              ret = -EINVAL;
4443              goto out;
4444      }
4445
4446      ipw = kmalloc(p->length, GFP_KERNEL);
4447      if (ipw == NULL){
4448              ret = -ENOMEM;
4449              goto out;
4450      }
4451      if (copy_from_user(ipw, p->pointer, p->length)) {
4452             kfree(ipw);
4453             ret = -EFAULT;
4454             goto out;
4455      }
4456
4457         switch (cmd) {
4458             case RTL_IOCTL_WPA_SUPPLICANT:
4459                 //parse here for HW security
4460                         if (ipw->cmd == IEEE_CMD_SET_ENCRYPTION)
4461                         {
4462                                 if (ipw->u.crypt.set_tx)
4463                                 {
4464                                         if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
4465                                                 ieee->pairwise_key_type = KEY_TYPE_CCMP;
4466                                         else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
4467                                                 ieee->pairwise_key_type = KEY_TYPE_TKIP;
4468                                         else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
4469                                         {
4470                                                 if (ipw->u.crypt.key_len == 13)
4471                                                         ieee->pairwise_key_type = KEY_TYPE_WEP104;
4472                                                 else if (ipw->u.crypt.key_len == 5)
4473                                                         ieee->pairwise_key_type = KEY_TYPE_WEP40;
4474                                         }
4475                                         else
4476                                                 ieee->pairwise_key_type = KEY_TYPE_NA;
4477
4478                                         if (ieee->pairwise_key_type)
4479                                         {
4480                                                 memcpy((u8*)key, ipw->u.crypt.key, 16);
4481                                                 EnableHWSecurityConfig8192(dev);
4482                                         //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!
4483                                         //added by WB.
4484                                                 setKey(dev, 4, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
4485                                                 if (ieee->auth_mode != 2)  //LEAP WEP will never set this.
4486                                                 setKey(dev, ipw->u.crypt.idx, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
4487                                         }
4488                                         if ((ieee->pairwise_key_type == KEY_TYPE_CCMP) && ieee->pHTInfo->bCurrentHTSupport){
4489                                                         write_nic_byte(dev, 0x173, 1); //fix aes bug
4490                                                 }
4491
4492                                 }
4493                                 else //if (ipw->u.crypt.idx) //group key use idx > 0
4494                                 {
4495                                         memcpy((u8*)key, ipw->u.crypt.key, 16);
4496                                         if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
4497                                                 ieee->group_key_type= KEY_TYPE_CCMP;
4498                                         else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
4499                                                 ieee->group_key_type = KEY_TYPE_TKIP;
4500                                         else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
4501                                         {
4502                                                 if (ipw->u.crypt.key_len == 13)
4503                                                         ieee->group_key_type = KEY_TYPE_WEP104;
4504                                                 else if (ipw->u.crypt.key_len == 5)
4505                                                         ieee->group_key_type = KEY_TYPE_WEP40;
4506                                         }
4507                                         else
4508                                                 ieee->group_key_type = KEY_TYPE_NA;
4509
4510                                         if (ieee->group_key_type)
4511                                         {
4512                                                         setKey( dev,
4513                                                                 ipw->u.crypt.idx,
4514                                                                 ipw->u.crypt.idx,               //KeyIndex
4515                                                                 ieee->group_key_type,   //KeyType
4516                                                                 broadcast_addr, //MacAddr
4517                                                                 0,              //DefaultKey
4518                                                                 key);           //KeyContent
4519                                         }
4520                                 }
4521                         }
4522                 ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211, &wrq->u.data);
4523                 break;
4524
4525             default:
4526                 ret = -EOPNOTSUPP;
4527                 break;
4528         }
4529
4530         kfree(ipw);
4531 out:
4532         up(&priv->wx_sem);
4533
4534         return ret;
4535 }
4536
4537 static u8 HwRateToMRate90(bool bIsHT, u8 rate)
4538 {
4539         u8  ret_rate = 0x02;
4540
4541         if(!bIsHT) {
4542                 switch(rate) {
4543                         case DESC90_RATE1M:   ret_rate = MGN_1M;         break;
4544                         case DESC90_RATE2M:   ret_rate = MGN_2M;         break;
4545                         case DESC90_RATE5_5M: ret_rate = MGN_5_5M;       break;
4546                         case DESC90_RATE11M:  ret_rate = MGN_11M;        break;
4547                         case DESC90_RATE6M:   ret_rate = MGN_6M;         break;
4548                         case DESC90_RATE9M:   ret_rate = MGN_9M;         break;
4549                         case DESC90_RATE12M:  ret_rate = MGN_12M;        break;
4550                         case DESC90_RATE18M:  ret_rate = MGN_18M;        break;
4551                         case DESC90_RATE24M:  ret_rate = MGN_24M;        break;
4552                         case DESC90_RATE36M:  ret_rate = MGN_36M;        break;
4553                         case DESC90_RATE48M:  ret_rate = MGN_48M;        break;
4554                         case DESC90_RATE54M:  ret_rate = MGN_54M;        break;
4555
4556                         default:
4557                                               RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n", rate, bIsHT);
4558                                               break;
4559                 }
4560
4561         } else {
4562                 switch(rate) {
4563                         case DESC90_RATEMCS0:   ret_rate = MGN_MCS0;    break;
4564                         case DESC90_RATEMCS1:   ret_rate = MGN_MCS1;    break;
4565                         case DESC90_RATEMCS2:   ret_rate = MGN_MCS2;    break;
4566                         case DESC90_RATEMCS3:   ret_rate = MGN_MCS3;    break;
4567                         case DESC90_RATEMCS4:   ret_rate = MGN_MCS4;    break;
4568                         case DESC90_RATEMCS5:   ret_rate = MGN_MCS5;    break;
4569                         case DESC90_RATEMCS6:   ret_rate = MGN_MCS6;    break;
4570                         case DESC90_RATEMCS7:   ret_rate = MGN_MCS7;    break;
4571                         case DESC90_RATEMCS8:   ret_rate = MGN_MCS8;    break;
4572                         case DESC90_RATEMCS9:   ret_rate = MGN_MCS9;    break;
4573                         case DESC90_RATEMCS10:  ret_rate = MGN_MCS10;   break;
4574                         case DESC90_RATEMCS11:  ret_rate = MGN_MCS11;   break;
4575                         case DESC90_RATEMCS12:  ret_rate = MGN_MCS12;   break;
4576                         case DESC90_RATEMCS13:  ret_rate = MGN_MCS13;   break;
4577                         case DESC90_RATEMCS14:  ret_rate = MGN_MCS14;   break;
4578                         case DESC90_RATEMCS15:  ret_rate = MGN_MCS15;   break;
4579                         case DESC90_RATEMCS32:  ret_rate = (0x80|0x20); break;
4580
4581                         default:
4582                                                 RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n",rate, bIsHT);
4583                                                 break;
4584                 }
4585         }
4586
4587         return ret_rate;
4588 }
4589
4590 /* Record the TSF time stamp when receiving a packet */
4591 static void UpdateRxPktTimeStamp8190 (struct net_device *dev, struct ieee80211_rx_stats *stats)
4592 {
4593         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4594
4595         if(stats->bIsAMPDU && !stats->bFirstMPDU) {
4596                 stats->mac_time[0] = priv->LastRxDescTSFLow;
4597                 stats->mac_time[1] = priv->LastRxDescTSFHigh;
4598         } else {
4599                 priv->LastRxDescTSFLow = stats->mac_time[0];
4600                 priv->LastRxDescTSFHigh = stats->mac_time[1];
4601         }
4602 }
4603
4604 static long rtl819x_translate_todbm(u8 signal_strength_index)// 0-100 index.
4605 {
4606         long    signal_power; // in dBm.
4607
4608         // Translate to dBm (x=0.5y-95).
4609         signal_power = (long)((signal_strength_index + 1) >> 1);
4610         signal_power -= 95;
4611
4612         return signal_power;
4613 }
4614
4615 static void
4616 rtl8190_process_cck_rxpathsel(
4617         struct r8192_priv * priv,
4618         struct ieee80211_rx_stats * pprevious_stats
4619         )
4620 {
4621 #ifdef RTL8190P //Only 90P 2T4R need to check
4622         char                            last_cck_adc_pwdb[4]={0,0,0,0};
4623         u8                              i;
4624 //cosa add for Rx path selection
4625                 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable)
4626                 {
4627                         if(pprevious_stats->bIsCCK &&
4628                                 (pprevious_stats->bPacketToSelf ||pprevious_stats->bPacketBeacon))
4629                         {
4630                                 /* record the cck adc_pwdb to the sliding window. */
4631                                 if(priv->stats.cck_adc_pwdb.TotalNum++ >= PHY_RSSI_SLID_WIN_MAX)
4632                                 {
4633                                         priv->stats.cck_adc_pwdb.TotalNum = PHY_RSSI_SLID_WIN_MAX;
4634                                         for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
4635                                         {
4636                                                 last_cck_adc_pwdb[i] = priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index];
4637                                                 priv->stats.cck_adc_pwdb.TotalVal[i] -= last_cck_adc_pwdb[i];
4638                                         }
4639                                 }
4640                                 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
4641                                 {
4642                                         priv->stats.cck_adc_pwdb.TotalVal[i] += pprevious_stats->cck_adc_pwdb[i];
4643                                         priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index] = pprevious_stats->cck_adc_pwdb[i];
4644                                 }
4645                                 priv->stats.cck_adc_pwdb.index++;
4646                                 if(priv->stats.cck_adc_pwdb.index >= PHY_RSSI_SLID_WIN_MAX)
4647                                         priv->stats.cck_adc_pwdb.index = 0;
4648
4649                                 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
4650                                 {
4651                                         DM_RxPathSelTable.cck_pwdb_sta[i] = priv->stats.cck_adc_pwdb.TotalVal[i]/priv->stats.cck_adc_pwdb.TotalNum;
4652                                 }
4653
4654                                 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
4655                                 {
4656                                         if(pprevious_stats->cck_adc_pwdb[i]  > (char)priv->undecorated_smoothed_cck_adc_pwdb[i])
4657                                         {
4658                                                 priv->undecorated_smoothed_cck_adc_pwdb[i] =
4659                                                         ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
4660                                                         (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
4661                                                 priv->undecorated_smoothed_cck_adc_pwdb[i] = priv->undecorated_smoothed_cck_adc_pwdb[i] + 1;
4662                                         }
4663                                         else
4664                                         {
4665                                                 priv->undecorated_smoothed_cck_adc_pwdb[i] =
4666                                                         ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
4667                                                         (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
4668                                         }
4669                                 }
4670                         }
4671                 }
4672 #endif
4673 }
4674
4675
4676 /* 2008/01/22 MH We can not delcare RSSI/EVM total value of sliding window to
4677         be a local static. Otherwise, it may increase when we return from S3/S4. The
4678         value will be kept in memory or disk. We must delcare the value in adapter
4679         and it will be reinitialized when return from S3/S4. */
4680 static void rtl8192_process_phyinfo(struct r8192_priv * priv, u8* buffer,struct ieee80211_rx_stats * pprevious_stats, struct ieee80211_rx_stats * pcurrent_stats)
4681 {
4682         bool bcheck = false;
4683         u8      rfpath;
4684         u32 nspatial_stream, tmp_val;
4685         //u8    i;
4686         static u32 slide_rssi_index=0, slide_rssi_statistics=0;
4687         static u32 slide_evm_index=0, slide_evm_statistics=0;
4688         static u32 last_rssi=0, last_evm=0;
4689         //cosa add for rx path selection
4690 //      static long slide_cck_adc_pwdb_index=0, slide_cck_adc_pwdb_statistics=0;
4691 //      static char last_cck_adc_pwdb[4]={0,0,0,0};
4692         //cosa add for beacon rssi smoothing
4693         static u32 slide_beacon_adc_pwdb_index=0, slide_beacon_adc_pwdb_statistics=0;
4694         static u32 last_beacon_adc_pwdb=0;
4695
4696         struct ieee80211_hdr_3addr *hdr;
4697         u16 sc ;
4698         unsigned int frag,seq;
4699         hdr = (struct ieee80211_hdr_3addr *)buffer;
4700         sc = le16_to_cpu(hdr->seq_ctl);
4701         frag = WLAN_GET_SEQ_FRAG(sc);
4702         seq = WLAN_GET_SEQ_SEQ(sc);
4703         //cosa add 04292008 to record the sequence number
4704         pcurrent_stats->Seq_Num = seq;
4705         //
4706         // Check whether we should take the previous packet into accounting
4707         //
4708         if(!pprevious_stats->bIsAMPDU)
4709         {
4710                 // if previous packet is not aggregated packet
4711                 bcheck = true;
4712         }
4713
4714         if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX)
4715         {
4716                 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
4717                 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
4718                 priv->stats.slide_rssi_total -= last_rssi;
4719         }
4720         priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
4721
4722         priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength;
4723         if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
4724                 slide_rssi_index = 0;
4725
4726         // <1> Showed on UI for user, in dbm
4727         tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
4728         priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
4729         pcurrent_stats->rssi = priv->stats.signal_strength;
4730         //
4731         // If the previous packet does not match the criteria, neglect it
4732         //
4733         if(!pprevious_stats->bPacketMatchBSSID)
4734         {
4735                 if(!pprevious_stats->bToSelfBA)
4736                         return;
4737         }
4738
4739         if(!bcheck)
4740                 return;
4741
4742         rtl8190_process_cck_rxpathsel(priv,pprevious_stats);
4743
4744         // <2> Showed on UI for engineering
4745         // hardware does not provide rssi information for each rf path in CCK
4746         if(!pprevious_stats->bIsCCK && pprevious_stats->bPacketToSelf)
4747         {
4748                 for (rfpath = RF90_PATH_A; rfpath < RF90_PATH_C; rfpath++)
4749                 {
4750                         if (!rtl8192_phy_CheckIsLegalRFPath(priv->ieee80211->dev, rfpath))
4751                                 continue;
4752                         RT_TRACE(COMP_DBG,"Jacken -> pPreviousstats->RxMIMOSignalStrength[rfpath]  = %d \n" ,pprevious_stats->RxMIMOSignalStrength[rfpath] );
4753                         //Fixed by Jacken 2008-03-20
4754                         if(priv->stats.rx_rssi_percentage[rfpath] == 0)
4755                         {
4756                                 priv->stats.rx_rssi_percentage[rfpath] = pprevious_stats->RxMIMOSignalStrength[rfpath];
4757                         }
4758                         if(pprevious_stats->RxMIMOSignalStrength[rfpath]  > priv->stats.rx_rssi_percentage[rfpath])
4759                         {
4760                                 priv->stats.rx_rssi_percentage[rfpath] =
4761                                         ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
4762                                         (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
4763                                 priv->stats.rx_rssi_percentage[rfpath] = priv->stats.rx_rssi_percentage[rfpath]  + 1;
4764                         }
4765                         else
4766                         {
4767                                 priv->stats.rx_rssi_percentage[rfpath] =
4768                                         ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
4769                                         (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
4770                         }
4771                         RT_TRACE(COMP_DBG,"Jacken -> priv->RxStats.RxRSSIPercentage[rfPath]  = %d \n" ,priv->stats.rx_rssi_percentage[rfpath] );
4772                 }
4773         }
4774
4775
4776         //
4777         // Check PWDB.
4778         //
4779         //cosa add for beacon rssi smoothing by average.
4780         if(pprevious_stats->bPacketBeacon)
4781         {
4782                 /* record the beacon pwdb to the sliding window. */
4783                 if(slide_beacon_adc_pwdb_statistics++ >= PHY_Beacon_RSSI_SLID_WIN_MAX)
4784                 {
4785                         slide_beacon_adc_pwdb_statistics = PHY_Beacon_RSSI_SLID_WIN_MAX;
4786                         last_beacon_adc_pwdb = priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index];
4787                         priv->stats.Slide_Beacon_Total -= last_beacon_adc_pwdb;
4788                         //      slide_beacon_adc_pwdb_index, last_beacon_adc_pwdb, Adapter->RxStats.Slide_Beacon_Total);
4789                 }
4790                 priv->stats.Slide_Beacon_Total += pprevious_stats->RxPWDBAll;
4791                 priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index] = pprevious_stats->RxPWDBAll;
4792                 slide_beacon_adc_pwdb_index++;
4793                 if(slide_beacon_adc_pwdb_index >= PHY_Beacon_RSSI_SLID_WIN_MAX)
4794                         slide_beacon_adc_pwdb_index = 0;
4795                 pprevious_stats->RxPWDBAll = priv->stats.Slide_Beacon_Total/slide_beacon_adc_pwdb_statistics;
4796                 if(pprevious_stats->RxPWDBAll >= 3)
4797                         pprevious_stats->RxPWDBAll -= 3;
4798         }
4799
4800         RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
4801                                 pprevious_stats->bIsCCK? "CCK": "OFDM",
4802                                 pprevious_stats->RxPWDBAll);
4803
4804         if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
4805         {
4806                 if(priv->undecorated_smoothed_pwdb < 0) // initialize
4807                 {
4808                         priv->undecorated_smoothed_pwdb = pprevious_stats->RxPWDBAll;
4809                 }
4810 #if 1
4811                 if(pprevious_stats->RxPWDBAll > (u32)priv->undecorated_smoothed_pwdb)
4812                 {
4813                         priv->undecorated_smoothed_pwdb =
4814                                         ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
4815                                         (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
4816                         priv->undecorated_smoothed_pwdb = priv->undecorated_smoothed_pwdb + 1;
4817                 }
4818                 else
4819                 {
4820                         priv->undecorated_smoothed_pwdb =
4821                                         ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
4822                                         (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
4823                 }
4824 #else
4825                 //Fixed by Jacken 2008-03-20
4826                 if(pPreviousRfd->Status.RxPWDBAll > (u32)pHalData->UndecoratedSmoothedPWDB)
4827                 {
4828                         pHalData->UndecoratedSmoothedPWDB =
4829                                         ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
4830                         pHalData->UndecoratedSmoothedPWDB = pHalData->UndecoratedSmoothedPWDB + 1;
4831                 }
4832                 else
4833                 {
4834                         pHalData->UndecoratedSmoothedPWDB =
4835                                         ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
4836                 }
4837 #endif
4838         }
4839
4840         //
4841         // Check EVM
4842         //
4843         /* record the general EVM to the sliding window. */
4844         if(pprevious_stats->SignalQuality == 0)
4845         {
4846         }
4847         else
4848         {
4849                 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA){
4850                         if(slide_evm_statistics++ >= PHY_RSSI_SLID_WIN_MAX){
4851                                 slide_evm_statistics = PHY_RSSI_SLID_WIN_MAX;
4852                                 last_evm = priv->stats.slide_evm[slide_evm_index];
4853                                 priv->stats.slide_evm_total -= last_evm;
4854                         }
4855
4856                         priv->stats.slide_evm_total += pprevious_stats->SignalQuality;
4857
4858                         priv->stats.slide_evm[slide_evm_index++] = pprevious_stats->SignalQuality;
4859                         if(slide_evm_index >= PHY_RSSI_SLID_WIN_MAX)
4860                                 slide_evm_index = 0;
4861
4862                         // <1> Showed on UI for user, in percentage.
4863                         tmp_val = priv->stats.slide_evm_total/slide_evm_statistics;
4864                         //cosa add 10/11/2007, Showed on UI for user in Windows Vista, for Link quality.
4865                 }
4866
4867                 // <2> Showed on UI for engineering
4868                 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
4869                 {
4870                         for(nspatial_stream = 0; nspatial_stream<2 ; nspatial_stream++) // 2 spatial stream
4871                         {
4872                                 if(pprevious_stats->RxMIMOSignalQuality[nspatial_stream] != -1)
4873                                 {
4874                                         if(priv->stats.rx_evm_percentage[nspatial_stream] == 0) // initialize
4875                                         {
4876                                                 priv->stats.rx_evm_percentage[nspatial_stream] = pprevious_stats->RxMIMOSignalQuality[nspatial_stream];
4877                                         }
4878                                         priv->stats.rx_evm_percentage[nspatial_stream] =
4879                                                 ( (priv->stats.rx_evm_percentage[nspatial_stream]* (Rx_Smooth_Factor-1)) +
4880                                                 (pprevious_stats->RxMIMOSignalQuality[nspatial_stream]* 1)) / (Rx_Smooth_Factor);
4881                                 }
4882                         }
4883                 }
4884         }
4885
4886 }
4887
4888 static u8 rtl819x_query_rxpwrpercentage(
4889         char            antpower
4890         )
4891 {
4892         if ((antpower <= -100) || (antpower >= 20))
4893         {
4894                 return  0;
4895         }
4896         else if (antpower >= 0)
4897         {
4898                 return  100;
4899         }
4900         else
4901         {
4902                 return  (100+antpower);
4903         }
4904
4905 }
4906
4907 static u8
4908 rtl819x_evm_dbtopercentage(
4909         char value
4910         )
4911 {
4912         char ret_val;
4913
4914         ret_val = value;
4915
4916         if(ret_val >= 0)
4917                 ret_val = 0;
4918         if(ret_val <= -33)
4919                 ret_val = -33;
4920         ret_val = 0 - ret_val;
4921         ret_val*=3;
4922         if(ret_val == 99)
4923                 ret_val = 100;
4924         return ret_val;
4925 }
4926
4927 /* We want good-looking for signal strength/quality */
4928 static long rtl819x_signal_scale_mapping(long currsig)
4929 {
4930         long retsig;
4931
4932         // Step 1. Scale mapping.
4933         if(currsig >= 61 && currsig <= 100)
4934         {
4935                 retsig = 90 + ((currsig - 60) / 4);
4936         }
4937         else if(currsig >= 41 && currsig <= 60)
4938         {
4939                 retsig = 78 + ((currsig - 40) / 2);
4940         }
4941         else if(currsig >= 31 && currsig <= 40)
4942         {
4943                 retsig = 66 + (currsig - 30);
4944         }
4945         else if(currsig >= 21 && currsig <= 30)
4946         {
4947                 retsig = 54 + (currsig - 20);
4948         }
4949         else if(currsig >= 5 && currsig <= 20)
4950         {
4951                 retsig = 42 + (((currsig - 5) * 2) / 3);
4952         }
4953         else if(currsig == 4)
4954         {
4955                 retsig = 36;
4956         }
4957         else if(currsig == 3)
4958         {
4959                 retsig = 27;
4960         }
4961         else if(currsig == 2)
4962         {
4963                 retsig = 18;
4964         }
4965         else if(currsig == 1)
4966         {
4967                 retsig = 9;
4968         }
4969         else
4970         {
4971                 retsig = currsig;
4972         }
4973
4974         return retsig;
4975 }
4976
4977 static void rtl8192_query_rxphystatus(
4978         struct r8192_priv * priv,
4979         struct ieee80211_rx_stats * pstats,
4980         prx_desc_819x_pci  pdesc,
4981         prx_fwinfo_819x_pci   pdrvinfo,
4982         struct ieee80211_rx_stats * precord_stats,
4983         bool bpacket_match_bssid,
4984         bool bpacket_toself,
4985         bool bPacketBeacon,
4986         bool bToSelfBA
4987         )
4988 {
4989         //PRT_RFD_STATUS                pRtRfdStatus = &(pRfd->Status);
4990         phy_sts_ofdm_819xpci_t* pofdm_buf;
4991         phy_sts_cck_819xpci_t   *       pcck_buf;
4992         phy_ofdm_rx_status_rxsc_sgien_exintfflag* prxsc;
4993         u8                              *prxpkt;
4994         u8                              i,max_spatial_stream, tmp_rxsnr, tmp_rxevm, rxsc_sgien_exflg;
4995         char                            rx_pwr[4], rx_pwr_all=0;
4996         //long                          rx_avg_pwr = 0;
4997         char                            rx_snrX, rx_evmX;
4998         u8                              evm, pwdb_all;
4999         u32                     RSSI, total_rssi=0;//, total_evm=0;
5000 //      long                            signal_strength_index = 0;
5001         u8                              is_cck_rate=0;
5002         u8                              rf_rx_num = 0;
5003
5004         is_cck_rate = rx_hal_is_cck_rate(pdrvinfo);
5005
5006         // Record it for next packet processing
5007         memset(precord_stats, 0, sizeof(struct ieee80211_rx_stats));
5008         pstats->bPacketMatchBSSID = precord_stats->bPacketMatchBSSID = bpacket_match_bssid;
5009         pstats->bPacketToSelf = precord_stats->bPacketToSelf = bpacket_toself;
5010         pstats->bIsCCK = precord_stats->bIsCCK = is_cck_rate;//RX_HAL_IS_CCK_RATE(pDrvInfo);
5011         pstats->bPacketBeacon = precord_stats->bPacketBeacon = bPacketBeacon;
5012         pstats->bToSelfBA = precord_stats->bToSelfBA = bToSelfBA;
5013         /*2007.08.30 requested by SD3 Jerry */
5014         if (priv->phy_check_reg824 == 0)
5015         {
5016                 priv->phy_reg824_bit9 = rtl8192_QueryBBReg(priv->ieee80211->dev, rFPGA0_XA_HSSIParameter2, 0x200);
5017                 priv->phy_check_reg824 = 1;
5018         }
5019
5020
5021         prxpkt = (u8*)pdrvinfo;
5022
5023         /* Move pointer to the 16th bytes. Phy status start address. */
5024         prxpkt += sizeof(rx_fwinfo_819x_pci);
5025
5026         /* Initial the cck and ofdm buffer pointer */
5027         pcck_buf = (phy_sts_cck_819xpci_t *)prxpkt;
5028         pofdm_buf = (phy_sts_ofdm_819xpci_t *)prxpkt;
5029
5030         pstats->RxMIMOSignalQuality[0] = -1;
5031         pstats->RxMIMOSignalQuality[1] = -1;
5032         precord_stats->RxMIMOSignalQuality[0] = -1;
5033         precord_stats->RxMIMOSignalQuality[1] = -1;
5034
5035         if(is_cck_rate)
5036         {
5037                 //
5038                 // (1)Hardware does not provide RSSI for CCK
5039                 //
5040
5041                 //
5042                 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5043                 //
5044                 u8 report;//, cck_agc_rpt;
5045 #ifdef RTL8190P
5046                 u8 tmp_pwdb;
5047                 char cck_adc_pwdb[4];
5048 #endif
5049
5050 #ifdef RTL8190P //Only 90P 2T4R need to check
5051                 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable && bpacket_match_bssid)
5052                 {
5053                         for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5054                         {
5055                                 tmp_pwdb = pcck_buf->adc_pwdb_X[i];
5056                                 cck_adc_pwdb[i] = (char)tmp_pwdb;
5057                                 cck_adc_pwdb[i] /= 2;
5058                                 pstats->cck_adc_pwdb[i] = precord_stats->cck_adc_pwdb[i] = cck_adc_pwdb[i];
5059                         }
5060                 }
5061 #endif
5062
5063                 if (!priv->phy_reg824_bit9)
5064                 {
5065                         report = pcck_buf->cck_agc_rpt & 0xc0;
5066                         report = report>>6;
5067                         switch(report)
5068                         {
5069                                 //Fixed by Jacken from Bryant 2008-03-20
5070                                 //Original value is -38 , -26 , -14 , -2
5071                                 //Fixed value is -35 , -23 , -11 , 6
5072                                 case 0x3:
5073                                         rx_pwr_all = -35 - (pcck_buf->cck_agc_rpt & 0x3e);
5074                                         break;
5075                                 case 0x2:
5076                                         rx_pwr_all = -23 - (pcck_buf->cck_agc_rpt & 0x3e);
5077                                         break;
5078                                 case 0x1:
5079                                         rx_pwr_all = -11 - (pcck_buf->cck_agc_rpt & 0x3e);
5080                                         break;
5081                                 case 0x0:
5082                                         rx_pwr_all = 8 - (pcck_buf->cck_agc_rpt & 0x3e);
5083                                         break;
5084                         }
5085                 }
5086                 else
5087                 {
5088                         report = pcck_buf->cck_agc_rpt & 0x60;
5089                         report = report>>5;
5090                         switch(report)
5091                         {
5092                                 case 0x3:
5093                                         rx_pwr_all = -35 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5094                                         break;
5095                                 case 0x2:
5096                                         rx_pwr_all = -23 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1);
5097                                         break;
5098                                 case 0x1:
5099                                         rx_pwr_all = -11 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5100                                         break;
5101                                 case 0x0:
5102                                         rx_pwr_all = -8 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5103                                         break;
5104                         }
5105                 }
5106
5107                 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5108                 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5109                 pstats->RecvSignalPower = rx_pwr_all;
5110
5111                 //
5112                 // (3) Get Signal Quality (EVM)
5113                 //
5114                 if(bpacket_match_bssid)
5115                 {
5116                         u8      sq;
5117
5118                         if(pstats->RxPWDBAll > 40)
5119                         {
5120                                 sq = 100;
5121                         }else
5122                         {
5123                                 sq = pcck_buf->sq_rpt;
5124
5125                                 if(pcck_buf->sq_rpt > 64)
5126                                         sq = 0;
5127                                 else if (pcck_buf->sq_rpt < 20)
5128                                         sq = 100;
5129                                 else
5130                                         sq = ((64-sq) * 100) / 44;
5131                         }
5132                         pstats->SignalQuality = precord_stats->SignalQuality = sq;
5133                         pstats->RxMIMOSignalQuality[0] = precord_stats->RxMIMOSignalQuality[0] = sq;
5134                         pstats->RxMIMOSignalQuality[1] = precord_stats->RxMIMOSignalQuality[1] = -1;
5135                 }
5136         }
5137         else
5138         {
5139                 //
5140                 // (1)Get RSSI for HT rate
5141                 //
5142                 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5143                 {
5144                         // 2008/01/30 MH we will judge RF RX path now.
5145                         if (priv->brfpath_rxenable[i])
5146                                 rf_rx_num++;
5147                         //else
5148                                 //continue;
5149
5150                         //Fixed by Jacken from Bryant 2008-03-20
5151                         //Original value is 106
5152 #ifdef RTL8190P    //Modify by Jacken 2008/03/31
5153                         rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 106;
5154 #else
5155                         rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 110;
5156 #endif
5157
5158                         //Get Rx snr value in DB
5159                         tmp_rxsnr = pofdm_buf->rxsnr_X[i];
5160                         rx_snrX = (char)(tmp_rxsnr);
5161                         rx_snrX /= 2;
5162
5163                         /* Translate DBM to percentage. */
5164                         RSSI = rtl819x_query_rxpwrpercentage(rx_pwr[i]);
5165                         if (priv->brfpath_rxenable[i])
5166                                 total_rssi += RSSI;
5167
5168                         /* Record Signal Strength for next packet */
5169                         if(bpacket_match_bssid)
5170                         {
5171                                 pstats->RxMIMOSignalStrength[i] =(u8) RSSI;
5172                                 precord_stats->RxMIMOSignalStrength[i] =(u8) RSSI;
5173                         }
5174                 }
5175
5176
5177                 //
5178                 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5179                 //
5180                 //Fixed by Jacken from Bryant 2008-03-20
5181                 //Original value is 106
5182                 rx_pwr_all = (((pofdm_buf->pwdb_all ) >> 1 )& 0x7f) -106;
5183                 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5184
5185                 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5186                 pstats->RxPower = precord_stats->RxPower =      rx_pwr_all;
5187                 pstats->RecvSignalPower = rx_pwr_all;
5188                 //
5189                 // (3)EVM of HT rate
5190                 //
5191                 if(pdrvinfo->RxHT && pdrvinfo->RxRate>=DESC90_RATEMCS8 &&
5192                         pdrvinfo->RxRate<=DESC90_RATEMCS15)
5193                         max_spatial_stream = 2; //both spatial stream make sense
5194                 else
5195                         max_spatial_stream = 1; //only spatial stream 1 makes sense
5196
5197                 for(i=0; i<max_spatial_stream; i++)
5198                 {
5199                         tmp_rxevm = pofdm_buf->rxevm_X[i];
5200                         rx_evmX = (char)(tmp_rxevm);
5201
5202                         // Do not use shift operation like "rx_evmX >>= 1" because the compilor of free build environment
5203                         // fill most significant bit to "zero" when doing shifting operation which may change a negative
5204                         // value to positive one, then the dbm value (which is supposed to be negative)  is not correct anymore.
5205                         rx_evmX /= 2;   //dbm
5206
5207                         evm = rtl819x_evm_dbtopercentage(rx_evmX);
5208                         if(bpacket_match_bssid)
5209                         {
5210                                 if(i==0) // Fill value in RFD, Get the first spatial stream only
5211                                         pstats->SignalQuality = precord_stats->SignalQuality = (u8)(evm & 0xff);
5212                                 pstats->RxMIMOSignalQuality[i] = precord_stats->RxMIMOSignalQuality[i] = (u8)(evm & 0xff);
5213                         }
5214                 }
5215
5216
5217                 /* record rx statistics for debug */
5218                 rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg;
5219                 prxsc = (phy_ofdm_rx_status_rxsc_sgien_exintfflag *)&rxsc_sgien_exflg;
5220         }
5221
5222         //UI BSS List signal strength(in percentage), make it good looking, from 0~100.
5223         //It is assigned to the BSS List in GetValueFromBeaconOrProbeRsp().
5224         if(is_cck_rate)
5225         {
5226                 pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)pwdb_all));//PWDB_ALL;
5227
5228         }
5229         else
5230         {
5231                 //pRfd->Status.SignalStrength = pRecordRfd->Status.SignalStrength = (u1Byte)(SignalScaleMapping(total_rssi/=RF90_PATH_MAX));//(u1Byte)(total_rssi/=RF90_PATH_MAX);
5232                 // We can judge RX path number now.
5233                 if (rf_rx_num != 0)
5234                         pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)(total_rssi/=rf_rx_num)));
5235         }
5236 }
5237
5238 static void
5239 rtl8192_record_rxdesc_forlateruse(
5240         struct ieee80211_rx_stats * psrc_stats,
5241         struct ieee80211_rx_stats * ptarget_stats
5242 )
5243 {
5244         ptarget_stats->bIsAMPDU = psrc_stats->bIsAMPDU;
5245         ptarget_stats->bFirstMPDU = psrc_stats->bFirstMPDU;
5246         //ptarget_stats->Seq_Num = psrc_stats->Seq_Num;
5247 }
5248
5249
5250
5251 static void TranslateRxSignalStuff819xpci(struct net_device *dev,
5252         struct sk_buff *skb,
5253         struct ieee80211_rx_stats * pstats,
5254         prx_desc_819x_pci pdesc,
5255         prx_fwinfo_819x_pci pdrvinfo)
5256 {
5257     // TODO: We must only check packet for current MAC address. Not finish
5258     struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5259     bool bpacket_match_bssid, bpacket_toself;
5260     bool bPacketBeacon=false, bToSelfBA=false;
5261     static struct ieee80211_rx_stats  previous_stats;
5262     struct ieee80211_hdr_3addr *hdr;
5263     u16 fc,type;
5264
5265     // Get Signal Quality for only RX data queue (but not command queue)
5266
5267     u8* tmp_buf;
5268     u8  *praddr;
5269
5270     /* Get MAC frame start address. */
5271     tmp_buf = skb->data;
5272
5273     hdr = (struct ieee80211_hdr_3addr *)tmp_buf;
5274     fc = le16_to_cpu(hdr->frame_ctl);
5275     type = WLAN_FC_GET_TYPE(fc);
5276     praddr = hdr->addr1;
5277
5278     /* Check if the received packet is acceptabe. */
5279     bpacket_match_bssid = ((IEEE80211_FTYPE_CTL != type) &&
5280             (!compare_ether_addr(priv->ieee80211->current_network.bssid,        (fc & IEEE80211_FCTL_TODS)? hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS )? hdr->addr2 : hdr->addr3))
5281             && (!pstats->bHwError) && (!pstats->bCRC)&& (!pstats->bICV));
5282     bpacket_toself =  bpacket_match_bssid & (!compare_ether_addr(praddr, priv->ieee80211->dev->dev_addr));
5283 #if 1//cosa
5284     if(WLAN_FC_GET_FRAMETYPE(fc)== IEEE80211_STYPE_BEACON)
5285     {
5286         bPacketBeacon = true;
5287     }
5288     if(WLAN_FC_GET_FRAMETYPE(fc) == IEEE80211_STYPE_BLOCKACK)
5289     {
5290         if((!compare_ether_addr(praddr,dev->dev_addr)))
5291             bToSelfBA = true;
5292     }
5293
5294 #endif
5295
5296     //
5297     // Process PHY information for previous packet (RSSI/PWDB/EVM)
5298     //
5299     // Because phy information is contained in the last packet of AMPDU only, so driver
5300     // should process phy information of previous packet
5301     rtl8192_process_phyinfo(priv, tmp_buf,&previous_stats, pstats);
5302     rtl8192_query_rxphystatus(priv, pstats, pdesc, pdrvinfo, &previous_stats, bpacket_match_bssid,
5303             bpacket_toself ,bPacketBeacon, bToSelfBA);
5304     rtl8192_record_rxdesc_forlateruse(pstats, &previous_stats);
5305
5306 }
5307
5308
5309 static void rtl8192_tx_resume(struct net_device *dev)
5310 {
5311         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5312         struct ieee80211_device *ieee = priv->ieee80211;
5313         struct sk_buff *skb;
5314         int queue_index;
5315
5316         for(queue_index = BK_QUEUE; queue_index < TXCMD_QUEUE;queue_index++) {
5317                 while((!skb_queue_empty(&ieee->skb_waitQ[queue_index]))&&
5318                                 (priv->ieee80211->check_nic_enough_desc(dev,queue_index) > 0)) {
5319                         /* 1. dequeue the packet from the wait queue */
5320                         skb = skb_dequeue(&ieee->skb_waitQ[queue_index]);
5321                         /* 2. tx the packet directly */
5322                         ieee->softmac_data_hard_start_xmit(skb,dev,0/* rate useless now*/);
5323                 }
5324         }
5325 }
5326
5327 static void rtl8192_irq_tx_tasklet(struct r8192_priv *priv)
5328 {
5329        rtl8192_tx_resume(priv->ieee80211->dev);
5330 }
5331
5332 /* Record the received data rate */
5333 static void UpdateReceivedRateHistogramStatistics8190(
5334         struct net_device *dev,
5335         struct ieee80211_rx_stats* pstats
5336         )
5337 {
5338         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5339         u32 rcvType=1;   //0: Total, 1:OK, 2:CRC, 3:ICV
5340         u32 rateIndex;
5341         u32 preamble_guardinterval;  //1: short preamble/GI, 0: long preamble/GI
5342
5343         if(pstats->bCRC)
5344                 rcvType = 2;
5345         else if(pstats->bICV)
5346                 rcvType = 3;
5347
5348         if(pstats->bShortPreamble)
5349                 preamble_guardinterval = 1;// short
5350         else
5351                 preamble_guardinterval = 0;// long
5352
5353         switch(pstats->rate)
5354         {
5355                 //
5356                 // CCK rate
5357                 //
5358                 case MGN_1M:    rateIndex = 0;  break;
5359                 case MGN_2M:    rateIndex = 1;  break;
5360                 case MGN_5_5M:  rateIndex = 2;  break;
5361                 case MGN_11M:   rateIndex = 3;  break;
5362                 //
5363                 // Legacy OFDM rate
5364                 //
5365                 case MGN_6M:    rateIndex = 4;  break;
5366                 case MGN_9M:    rateIndex = 5;  break;
5367                 case MGN_12M:   rateIndex = 6;  break;
5368                 case MGN_18M:   rateIndex = 7;  break;
5369                 case MGN_24M:   rateIndex = 8;  break;
5370                 case MGN_36M:   rateIndex = 9;  break;
5371                 case MGN_48M:   rateIndex = 10; break;
5372                 case MGN_54M:   rateIndex = 11; break;
5373                 //
5374                 // 11n High throughput rate
5375                 //
5376                 case MGN_MCS0:  rateIndex = 12; break;
5377                 case MGN_MCS1:  rateIndex = 13; break;
5378                 case MGN_MCS2:  rateIndex = 14; break;
5379                 case MGN_MCS3:  rateIndex = 15; break;
5380                 case MGN_MCS4:  rateIndex = 16; break;
5381                 case MGN_MCS5:  rateIndex = 17; break;
5382                 case MGN_MCS6:  rateIndex = 18; break;
5383                 case MGN_MCS7:  rateIndex = 19; break;
5384                 case MGN_MCS8:  rateIndex = 20; break;
5385                 case MGN_MCS9:  rateIndex = 21; break;
5386                 case MGN_MCS10: rateIndex = 22; break;
5387                 case MGN_MCS11: rateIndex = 23; break;
5388                 case MGN_MCS12: rateIndex = 24; break;
5389                 case MGN_MCS13: rateIndex = 25; break;
5390                 case MGN_MCS14: rateIndex = 26; break;
5391                 case MGN_MCS15: rateIndex = 27; break;
5392                 default:        rateIndex = 28; break;
5393         }
5394         priv->stats.received_rate_histogram[0][rateIndex]++; //total
5395         priv->stats.received_rate_histogram[rcvType][rateIndex]++;
5396 }
5397
5398 static void rtl8192_rx(struct net_device *dev)
5399 {
5400     struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5401     struct ieee80211_hdr_1addr *ieee80211_hdr = NULL;
5402     bool unicast_packet = false;
5403     struct ieee80211_rx_stats stats = {
5404         .signal = 0,
5405         .noise = -98,
5406         .rate = 0,
5407         .freq = IEEE80211_24GHZ_BAND,
5408     };
5409     unsigned int count = priv->rxringcount;
5410
5411     stats.nic_type = NIC_8192E;
5412
5413     while (count--) {
5414         rx_desc_819x_pci *pdesc = &priv->rx_ring[priv->rx_idx];//rx descriptor
5415         struct sk_buff *skb = priv->rx_buf[priv->rx_idx];//rx pkt
5416
5417         if (pdesc->OWN){
5418             /* wait data to be filled by hardware */
5419             return;
5420         } else {
5421             stats.bICV = pdesc->ICV;
5422             stats.bCRC = pdesc->CRC32;
5423             stats.bHwError = pdesc->CRC32 | pdesc->ICV;
5424
5425             stats.Length = pdesc->Length;
5426             if(stats.Length < 24)
5427                 stats.bHwError |= 1;
5428
5429             if(stats.bHwError) {
5430                 stats.bShift = false;
5431                 goto done;
5432             } else {
5433                 prx_fwinfo_819x_pci pDrvInfo = NULL;
5434                 struct sk_buff *new_skb = dev_alloc_skb(priv->rxbuffersize);
5435
5436                 if (unlikely(!new_skb)) {
5437                     goto done;
5438                 }
5439
5440                 stats.RxDrvInfoSize = pdesc->RxDrvInfoSize;
5441                 stats.RxBufShift = ((pdesc->Shift)&0x03);
5442                 stats.Decrypted = !pdesc->SWDec;
5443
5444                 pci_dma_sync_single_for_cpu(priv->pdev,
5445                      *((dma_addr_t *)skb->cb),
5446                      priv->rxbuffersize,
5447                      PCI_DMA_FROMDEVICE);
5448                 skb_put(skb, pdesc->Length);
5449                 pDrvInfo = (rx_fwinfo_819x_pci *)(skb->data + stats.RxBufShift);
5450                 skb_reserve(skb, stats.RxDrvInfoSize + stats.RxBufShift);
5451
5452                 stats.rate = HwRateToMRate90((bool)pDrvInfo->RxHT, (u8)pDrvInfo->RxRate);
5453                 stats.bShortPreamble = pDrvInfo->SPLCP;
5454
5455                 /* it is debug only. It should be disabled in released driver.
5456                  * 2007.1.11 by Emily
5457                  * */
5458                 UpdateReceivedRateHistogramStatistics8190(dev, &stats);
5459
5460                 stats.bIsAMPDU = (pDrvInfo->PartAggr==1);
5461                 stats.bFirstMPDU = (pDrvInfo->PartAggr==1) && (pDrvInfo->FirstAGGR==1);
5462
5463                 stats.TimeStampLow = pDrvInfo->TSFL;
5464                 stats.TimeStampHigh = read_nic_dword(dev, TSFR+4);
5465
5466                 UpdateRxPktTimeStamp8190(dev, &stats);
5467
5468                 //
5469                 // Get Total offset of MPDU Frame Body
5470                 //
5471                 if((stats.RxBufShift + stats.RxDrvInfoSize) > 0)
5472                     stats.bShift = 1;
5473
5474                 stats.RxIs40MHzPacket = pDrvInfo->BW;
5475
5476                 /* ???? */
5477                 TranslateRxSignalStuff819xpci(dev,skb, &stats, pdesc, pDrvInfo);
5478
5479                 /* Rx A-MPDU */
5480                 if(pDrvInfo->FirstAGGR==1 || pDrvInfo->PartAggr == 1)
5481                     RT_TRACE(COMP_RXDESC, "pDrvInfo->FirstAGGR = %d, pDrvInfo->PartAggr = %d\n",
5482                             pDrvInfo->FirstAGGR, pDrvInfo->PartAggr);
5483                    skb_trim(skb, skb->len - 4/*sCrcLng*/);
5484                 /* rx packets statistics */
5485                 ieee80211_hdr = (struct ieee80211_hdr_1addr *)skb->data;
5486                 unicast_packet = false;
5487
5488                 if(is_broadcast_ether_addr(ieee80211_hdr->addr1)) {
5489                     //TODO
5490                 }else if(is_multicast_ether_addr(ieee80211_hdr->addr1)){
5491                     //TODO
5492                 }else {
5493                     /* unicast packet */
5494                     unicast_packet = true;
5495                 }
5496
5497                 stats.packetlength = stats.Length-4;
5498                 stats.fraglength = stats.packetlength;
5499                 stats.fragoffset = 0;
5500                 stats.ntotalfrag = 1;
5501
5502                 if(!ieee80211_rtl_rx(priv->ieee80211, skb, &stats)){
5503                     dev_kfree_skb_any(skb);
5504                 } else {
5505                     priv->stats.rxok++;
5506                     if(unicast_packet) {
5507                         priv->stats.rxbytesunicast += skb->len;
5508                     }
5509                 }
5510
5511                 pci_unmap_single(priv->pdev, *((dma_addr_t *) skb->cb),
5512                         priv->rxbuffersize, PCI_DMA_FROMDEVICE);
5513
5514                 skb = new_skb;
5515                 priv->rx_buf[priv->rx_idx] = skb;
5516                 *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb_tail_pointer(skb), priv->rxbuffersize, PCI_DMA_FROMDEVICE);
5517             }
5518
5519         }
5520 done:
5521         pdesc->BufferAddress = cpu_to_le32(*((dma_addr_t *)skb->cb));
5522         pdesc->OWN = 1;
5523         pdesc->Length = priv->rxbuffersize;
5524         if (priv->rx_idx == priv->rxringcount-1)
5525             pdesc->EOR = 1;
5526         priv->rx_idx = (priv->rx_idx + 1) % priv->rxringcount;
5527     }
5528
5529 }
5530
5531 static void rtl8192_irq_rx_tasklet(struct r8192_priv *priv)
5532 {
5533        rtl8192_rx(priv->ieee80211->dev);
5534         /* unmask RDU */
5535        write_nic_dword(priv->ieee80211->dev, INTA_MASK,read_nic_dword(priv->ieee80211->dev, INTA_MASK) | IMR_RDU);
5536 }
5537
5538 static const struct net_device_ops rtl8192_netdev_ops = {
5539         .ndo_open =                     rtl8192_open,
5540         .ndo_stop =                     rtl8192_close,
5541         .ndo_tx_timeout =               tx_timeout,
5542         .ndo_do_ioctl =                 rtl8192_ioctl,
5543         .ndo_set_multicast_list =       r8192_set_multicast,
5544         .ndo_set_mac_address =          r8192_set_mac_adr,
5545         .ndo_start_xmit =               ieee80211_rtl_xmit,
5546 };
5547
5548 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
5549                          const struct pci_device_id *id)
5550 {
5551         unsigned long ioaddr = 0;
5552         struct net_device *dev = NULL;
5553         struct r8192_priv *priv= NULL;
5554         u8 unit = 0;
5555         int ret = -ENODEV;
5556
5557 #ifdef CONFIG_RTL8192_IO_MAP
5558         unsigned long pio_start, pio_len, pio_flags;
5559 #else
5560         unsigned long pmem_start, pmem_len, pmem_flags;
5561 #endif //end #ifdef RTL_IO_MAP
5562
5563         RT_TRACE(COMP_INIT,"Configuring chip resources");
5564
5565         if( pci_enable_device (pdev) ){
5566                 RT_TRACE(COMP_ERR,"Failed to enable PCI device");
5567                 return -EIO;
5568         }
5569
5570         pci_set_master(pdev);
5571         //pci_set_wmi(pdev);
5572         pci_set_dma_mask(pdev, 0xffffff00ULL);
5573         pci_set_consistent_dma_mask(pdev,0xffffff00ULL);
5574         dev = alloc_ieee80211(sizeof(struct r8192_priv));
5575         if (!dev) {
5576                 ret = -ENOMEM;
5577                 goto fail_free;
5578         }
5579
5580         pci_set_drvdata(pdev, dev);
5581         SET_NETDEV_DEV(dev, &pdev->dev);
5582         priv = ieee80211_priv(dev);
5583         priv->ieee80211 = netdev_priv(dev);
5584         priv->pdev=pdev;
5585         if((pdev->subsystem_vendor == PCI_VENDOR_ID_DLINK)&&(pdev->subsystem_device == 0x3304)){
5586                 priv->ieee80211->bSupportRemoteWakeUp = 1;
5587         } else
5588         {
5589                 priv->ieee80211->bSupportRemoteWakeUp = 0;
5590         }
5591
5592 #ifdef CONFIG_RTL8192_IO_MAP
5593
5594         pio_start = (unsigned long)pci_resource_start (pdev, 0);
5595         pio_len = (unsigned long)pci_resource_len (pdev, 0);
5596         pio_flags = (unsigned long)pci_resource_flags (pdev, 0);
5597
5598         if (!(pio_flags & IORESOURCE_IO)) {
5599                 RT_TRACE(COMP_ERR,"region #0 not a PIO resource, aborting");
5600                 goto fail;
5601         }
5602
5603         //DMESG("IO space @ 0x%08lx", pio_start );
5604         if( ! request_region( pio_start, pio_len, RTL819xE_MODULE_NAME ) ){
5605                 RT_TRACE(COMP_ERR,"request_region failed!");
5606                 goto fail;
5607         }
5608
5609         ioaddr = pio_start;
5610         dev->base_addr = ioaddr; // device I/O address
5611
5612 #else
5613
5614         pmem_start = pci_resource_start(pdev, 1);
5615         pmem_len = pci_resource_len(pdev, 1);
5616         pmem_flags = pci_resource_flags (pdev, 1);
5617
5618         if (!(pmem_flags & IORESOURCE_MEM)) {
5619                 RT_TRACE(COMP_ERR,"region #1 not a MMIO resource, aborting");
5620                 goto fail;
5621         }
5622
5623         //DMESG("Memory mapped space @ 0x%08lx ", pmem_start);
5624         if( ! request_mem_region(pmem_start, pmem_len, RTL819xE_MODULE_NAME)) {
5625                 RT_TRACE(COMP_ERR,"request_mem_region failed!");
5626                 goto fail;
5627         }
5628
5629
5630         ioaddr = (unsigned long)ioremap_nocache( pmem_start, pmem_len);
5631         if( ioaddr == (unsigned long)NULL ){
5632                 RT_TRACE(COMP_ERR,"ioremap failed!");
5633                // release_mem_region( pmem_start, pmem_len );
5634                 goto fail1;
5635         }
5636
5637         dev->mem_start = ioaddr; // shared mem start
5638         dev->mem_end = ioaddr + pci_resource_len(pdev, 0); // shared mem end
5639
5640 #endif //end #ifdef RTL_IO_MAP
5641
5642         /* We disable the RETRY_TIMEOUT register (0x41) to keep
5643          * PCI Tx retries from interfering with C3 CPU state */
5644          pci_write_config_byte(pdev, 0x41, 0x00);
5645
5646
5647         pci_read_config_byte(pdev, 0x05, &unit);
5648         pci_write_config_byte(pdev, 0x05, unit & (~0x04));
5649
5650         dev->irq = pdev->irq;
5651         priv->irq = 0;
5652
5653         dev->netdev_ops = &rtl8192_netdev_ops;
5654
5655         dev->wireless_handlers = &r8192_wx_handlers_def;
5656         dev->type=ARPHRD_ETHER;
5657
5658         dev->watchdog_timeo = HZ*3;
5659
5660         if (dev_alloc_name(dev, ifname) < 0){
5661                 RT_TRACE(COMP_INIT, "Oops: devname already taken! Trying wlan%%d...\n");
5662                 strcpy(ifname, "wlan%d");
5663                 dev_alloc_name(dev, ifname);
5664         }
5665
5666         RT_TRACE(COMP_INIT, "Driver probe completed1\n");
5667         if(rtl8192_init(dev)!=0){
5668                 RT_TRACE(COMP_ERR, "Initialization failed");
5669                 goto fail;
5670         }
5671
5672         register_netdev(dev);
5673         RT_TRACE(COMP_INIT, "dev name=======> %s\n",dev->name);
5674         rtl8192_proc_init_one(dev);
5675
5676
5677         RT_TRACE(COMP_INIT, "Driver probe completed\n");
5678         return 0;
5679
5680 fail1:
5681
5682 #ifdef CONFIG_RTL8180_IO_MAP
5683
5684         if( dev->base_addr != 0 ){
5685
5686                 release_region(dev->base_addr,
5687                pci_resource_len(pdev, 0) );
5688         }
5689 #else
5690         if( dev->mem_start != (unsigned long)NULL ){
5691                 iounmap( (void *)dev->mem_start );
5692                 release_mem_region( pci_resource_start(pdev, 1),
5693                                     pci_resource_len(pdev, 1) );
5694         }
5695 #endif //end #ifdef RTL_IO_MAP
5696
5697 fail:
5698         if(dev){
5699
5700                 if (priv->irq) {
5701                         free_irq(dev->irq, dev);
5702                         dev->irq=0;
5703                 }
5704                 free_ieee80211(dev);
5705         }
5706
5707 fail_free:
5708         pci_disable_device(pdev);
5709
5710         DMESG("wlan driver load failed\n");
5711         pci_set_drvdata(pdev, NULL);
5712         return ret;
5713
5714 }
5715
5716 /* detach all the work and timer structure declared or inititialized
5717  * in r8192_init function.
5718  * */
5719 static void rtl8192_cancel_deferred_work(struct r8192_priv* priv)
5720 {
5721         /* call cancel_work_sync instead of cancel_delayed_work if and only if Linux_version_code
5722          * is  or is newer than 2.6.20 and work structure is defined to be struct work_struct.
5723          * Otherwise call cancel_delayed_work is enough.
5724          * FIXME (2.6.20 should 2.6.22, work_struct should not cancel)
5725          * */
5726         cancel_delayed_work(&priv->watch_dog_wq);
5727         cancel_delayed_work(&priv->update_beacon_wq);
5728         cancel_delayed_work(&priv->ieee80211->hw_wakeup_wq);
5729         cancel_delayed_work(&priv->ieee80211->hw_sleep_wq);
5730 #ifdef RTL8192E
5731         cancel_delayed_work(&priv->gpio_change_rf_wq);
5732 #endif
5733         cancel_work_sync(&priv->reset_wq);
5734         cancel_work_sync(&priv->qos_activate);
5735         //cancel_work_sync(&priv->SetBWModeWorkItem);
5736         //cancel_work_sync(&priv->SwChnlWorkItem);
5737
5738 }
5739
5740
5741 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev)
5742 {
5743         struct net_device *dev = pci_get_drvdata(pdev);
5744         struct r8192_priv *priv ;
5745
5746         if(dev){
5747
5748                 unregister_netdev(dev);
5749
5750                 priv=ieee80211_priv(dev);
5751
5752                 rtl8192_proc_remove_one(dev);
5753
5754                 rtl8192_down(dev);
5755                 if (priv->pFirmware)
5756                 {
5757                         vfree(priv->pFirmware);
5758                         priv->pFirmware = NULL;
5759                 }
5760         //      priv->rf_close(dev);
5761         //      rtl8192_usb_deleteendpoints(dev);
5762                 destroy_workqueue(priv->priv_wq);
5763                 /* redundant with rtl8192_down */
5764                // rtl8192_irq_disable(dev);
5765                // rtl8192_reset(dev);
5766                // mdelay(10);
5767                 {
5768                     u32 i;
5769                     /* free tx/rx rings */
5770                     rtl8192_free_rx_ring(dev);
5771                     for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
5772                         rtl8192_free_tx_ring(dev, i);
5773                     }
5774                 }
5775                 if(priv->irq){
5776
5777                         printk("Freeing irq %d\n",dev->irq);
5778                         free_irq(dev->irq, dev);
5779                         priv->irq=0;
5780
5781                 }
5782
5783 #ifdef CONFIG_RTL8180_IO_MAP
5784
5785                 if( dev->base_addr != 0 ){
5786
5787                         release_region(dev->base_addr,
5788                                        pci_resource_len(pdev, 0) );
5789                 }
5790 #else
5791                 if( dev->mem_start != (unsigned long)NULL ){
5792                         iounmap( (void *)dev->mem_start );
5793                         release_mem_region( pci_resource_start(pdev, 1),
5794                                             pci_resource_len(pdev, 1) );
5795                 }
5796 #endif /*end #ifdef RTL_IO_MAP*/
5797                 free_ieee80211(dev);
5798
5799         }
5800
5801         pci_disable_device(pdev);
5802         RT_TRACE(COMP_DOWN, "wlan driver removed\n");
5803 }
5804
5805 extern int ieee80211_rtl_init(void);
5806 extern void ieee80211_rtl_exit(void);
5807
5808 static int __init rtl8192_pci_module_init(void)
5809 {
5810         int retval;
5811
5812         retval = ieee80211_rtl_init();
5813         if (retval)
5814                 return retval;
5815
5816         printk(KERN_INFO "\nLinux kernel driver for RTL8192 based WLAN cards\n");
5817         printk(KERN_INFO "Copyright (c) 2007-2008, Realsil Wlan\n");
5818         RT_TRACE(COMP_INIT, "Initializing module");
5819         rtl8192_proc_module_init();
5820       if(0!=pci_register_driver(&rtl8192_pci_driver))
5821         {
5822                 DMESG("No device found");
5823                 /*pci_unregister_driver (&rtl8192_pci_driver);*/
5824                 return -ENODEV;
5825         }
5826         return 0;
5827 }
5828
5829
5830 static void __exit rtl8192_pci_module_exit(void)
5831 {
5832         pci_unregister_driver(&rtl8192_pci_driver);
5833
5834         RT_TRACE(COMP_DOWN, "Exiting");
5835         rtl8192_proc_module_remove();
5836         ieee80211_rtl_exit();
5837 }
5838
5839 static irqreturn_t rtl8192_interrupt(int irq, void *netdev)
5840 {
5841         struct net_device *dev = (struct net_device *) netdev;
5842         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5843         unsigned long flags;
5844         u32 inta;
5845         irqreturn_t ret = IRQ_HANDLED;
5846
5847         spin_lock_irqsave(&priv->irq_th_lock, flags);
5848
5849         /* We should return IRQ_NONE, but for now let me keep this */
5850         if (priv->irq_enabled == 0)
5851                 goto out_unlock;
5852
5853         /* ISR: 4bytes */
5854
5855         inta = read_nic_dword(dev, ISR); /* & priv->IntrMask; */
5856         write_nic_dword(dev, ISR, inta); /* reset int situation */
5857
5858         if (!inta) {
5859                 /*
5860                  * most probably we can safely return IRQ_NONE,
5861                  * but for now is better to avoid problems
5862                  */
5863                 goto out_unlock;
5864         }
5865
5866         if (inta == 0xffff) {
5867                 /* HW disappared */
5868                 goto out_unlock;
5869         }
5870
5871         if (!netif_running(dev))
5872                 goto out_unlock;
5873
5874         if (inta & IMR_TBDOK) {
5875                 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
5876                 rtl8192_tx_isr(dev, BEACON_QUEUE);
5877                 priv->stats.txbeaconokint++;
5878         }
5879
5880         if (inta & IMR_TBDER) {
5881                 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
5882                 rtl8192_tx_isr(dev, BEACON_QUEUE);
5883                 priv->stats.txbeaconerr++;
5884         }
5885
5886         if (inta & IMR_MGNTDOK ) {
5887                 RT_TRACE(COMP_INTR, "Manage ok interrupt!\n");
5888                 priv->stats.txmanageokint++;
5889                 rtl8192_tx_isr(dev,MGNT_QUEUE);
5890         }
5891
5892         if (inta & IMR_COMDOK)
5893         {
5894                 priv->stats.txcmdpktokint++;
5895                 rtl8192_tx_isr(dev, TXCMD_QUEUE);
5896         }
5897
5898         if (inta & IMR_ROK) {
5899                 priv->stats.rxint++;
5900                 tasklet_schedule(&priv->irq_rx_tasklet);
5901         }
5902
5903         if (inta & IMR_BcnInt) {
5904                 RT_TRACE(COMP_INTR, "prepare beacon for interrupt!\n");
5905                 tasklet_schedule(&priv->irq_prepare_beacon_tasklet);
5906         }
5907
5908         if (inta & IMR_RDU) {
5909                 RT_TRACE(COMP_INTR, "rx descriptor unavailable!\n");
5910                 priv->stats.rxrdu++;
5911                 /* reset int situation */
5912                 write_nic_dword(dev, INTA_MASK, read_nic_dword(dev, INTA_MASK) & ~IMR_RDU);
5913                 tasklet_schedule(&priv->irq_rx_tasklet);
5914         }
5915
5916         if (inta & IMR_RXFOVW) {
5917                 RT_TRACE(COMP_INTR, "rx overflow !\n");
5918                 priv->stats.rxoverflow++;
5919                 tasklet_schedule(&priv->irq_rx_tasklet);
5920         }
5921
5922         if (inta & IMR_TXFOVW)
5923                 priv->stats.txoverflow++;
5924
5925         if (inta & IMR_BKDOK) {
5926                 RT_TRACE(COMP_INTR, "BK Tx OK interrupt!\n");
5927                 priv->stats.txbkokint++;
5928                 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
5929                 rtl8192_tx_isr(dev, BK_QUEUE);
5930         }
5931
5932         if (inta & IMR_BEDOK) {
5933                 RT_TRACE(COMP_INTR, "BE TX OK interrupt!\n");
5934                 priv->stats.txbeokint++;
5935                 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
5936                 rtl8192_tx_isr(dev, BE_QUEUE);
5937         }
5938
5939         if (inta & IMR_VIDOK) {
5940                 RT_TRACE(COMP_INTR, "VI TX OK interrupt!\n");
5941                 priv->stats.txviokint++;
5942                 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
5943                 rtl8192_tx_isr(dev, VI_QUEUE);
5944         }
5945
5946         if (inta & IMR_VODOK) {
5947                 priv->stats.txvookint++;
5948                 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
5949                 rtl8192_tx_isr(dev, VO_QUEUE);
5950         }
5951
5952 out_unlock:
5953         spin_unlock_irqrestore(&priv->irq_th_lock, flags);
5954
5955         return ret;
5956 }
5957
5958 void EnableHWSecurityConfig8192(struct net_device *dev)
5959 {
5960         u8 SECR_value = 0x0;
5961         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5962         struct ieee80211_device* ieee = priv->ieee80211;
5963
5964         SECR_value = SCR_TxEncEnable | SCR_RxDecEnable;
5965 #if 1
5966         if (((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type)) && (priv->ieee80211->auth_mode != 2))
5967         {
5968                 SECR_value |= SCR_RxUseDK;
5969                 SECR_value |= SCR_TxUseDK;
5970         }
5971         else if ((ieee->iw_mode == IW_MODE_ADHOC) && (ieee->pairwise_key_type & (KEY_TYPE_CCMP | KEY_TYPE_TKIP)))
5972         {
5973                 SECR_value |= SCR_RxUseDK;
5974                 SECR_value |= SCR_TxUseDK;
5975         }
5976
5977 #endif
5978
5979         //add HWSec active enable here.
5980 //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
5981         ieee->hwsec_active = 1;
5982
5983         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
5984         {
5985                 ieee->hwsec_active = 0;
5986                 SECR_value &= ~SCR_RxDecEnable;
5987         }
5988
5989         RT_TRACE(COMP_SEC,"%s:, hwsec:%d, pairwise_key:%d, SECR_value:%x\n", __FUNCTION__,
5990                         ieee->hwsec_active, ieee->pairwise_key_type, SECR_value);
5991         {
5992                 write_nic_byte(dev, SECR,  SECR_value);//SECR_value |  SCR_UseDK );
5993         }
5994
5995 }
5996 #define TOTAL_CAM_ENTRY 32
5997 //#define CAM_CONTENT_COUNT 8
5998 void setKey(    struct net_device *dev,
5999                 u8 EntryNo,
6000                 u8 KeyIndex,
6001                 u16 KeyType,
6002                 const u8 *MacAddr,
6003                 u8 DefaultKey,
6004                 u32 *KeyContent )
6005 {
6006         u32 TargetCommand = 0;
6007         u32 TargetContent = 0;
6008         u16 usConfig = 0;
6009         u8 i;
6010 #ifdef ENABLE_IPS
6011         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6012         RT_RF_POWER_STATE       rtState;
6013         rtState = priv->ieee80211->eRFPowerState;
6014         if(priv->ieee80211->PowerSaveControl.bInactivePs){
6015                 if(rtState == eRfOff){
6016                         if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS)
6017                         {
6018                                 RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",__FUNCTION__);
6019                                 //up(&priv->wx_sem);
6020                                 return ;
6021                         }
6022                         else{
6023                                 down(&priv->ieee80211->ips_sem);
6024                                 IPSLeave(dev);
6025                                 up(&priv->ieee80211->ips_sem);
6026                         }
6027                 }
6028         }
6029         priv->ieee80211->is_set_key = true;
6030 #endif
6031         if (EntryNo >= TOTAL_CAM_ENTRY)
6032                 RT_TRACE(COMP_ERR, "cam entry exceeds in setKey()\n");
6033
6034         RT_TRACE(COMP_SEC, "====>to setKey(), dev:%p, EntryNo:%d, KeyIndex:%d, KeyType:%d, MacAddr%pM\n", dev,EntryNo, KeyIndex, KeyType, MacAddr);
6035
6036         if (DefaultKey)
6037                 usConfig |= BIT15 | (KeyType<<2);
6038         else
6039                 usConfig |= BIT15 | (KeyType<<2) | KeyIndex;
6040 //      usConfig |= BIT15 | (KeyType<<2) | (DefaultKey<<5) | KeyIndex;
6041
6042
6043         for(i=0 ; i<CAM_CONTENT_COUNT; i++){
6044                 TargetCommand  = i+CAM_CONTENT_COUNT*EntryNo;
6045                 TargetCommand |= BIT31|BIT16;
6046
6047                 if(i==0){//MAC|Config
6048                         TargetContent = (u32)(*(MacAddr+0)) << 16|
6049                                         (u32)(*(MacAddr+1)) << 24|
6050                                         (u32)usConfig;
6051
6052                         write_nic_dword(dev, WCAMI, TargetContent);
6053                         write_nic_dword(dev, RWCAM, TargetCommand);
6054                 }
6055                 else if(i==1){//MAC
6056                         TargetContent = (u32)(*(MacAddr+2))      |
6057                                         (u32)(*(MacAddr+3)) <<  8|
6058                                         (u32)(*(MacAddr+4)) << 16|
6059                                         (u32)(*(MacAddr+5)) << 24;
6060                         write_nic_dword(dev, WCAMI, TargetContent);
6061                         write_nic_dword(dev, RWCAM, TargetCommand);
6062                 }
6063                 else {  //Key Material
6064                         if(KeyContent != NULL)
6065                         {
6066                         write_nic_dword(dev, WCAMI, (u32)(*(KeyContent+i-2)) );
6067                         write_nic_dword(dev, RWCAM, TargetCommand);
6068                 }
6069         }
6070         }
6071         RT_TRACE(COMP_SEC,"=========>after set key, usconfig:%x\n", usConfig);
6072 }
6073
6074 bool NicIFEnableNIC(struct net_device* dev)
6075 {
6076         RT_STATUS init_status = RT_STATUS_SUCCESS;
6077         struct r8192_priv* priv = ieee80211_priv(dev);
6078         PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
6079
6080         //YJ,add,091109
6081         if (priv->up == 0){
6082                 RT_TRACE(COMP_ERR, "ERR!!! %s(): Driver is already down!\n",__FUNCTION__);
6083                 priv->bdisable_nic = false;  //YJ,add,091111
6084                 return false;
6085         }
6086         // <1> Reset memory: descriptor, buffer,..
6087         //NicIFResetMemory(Adapter);
6088
6089         // <2> Enable Adapter
6090         //priv->bfirst_init = true;
6091         init_status = rtl8192_adapter_start(dev);
6092         if (init_status != RT_STATUS_SUCCESS) {
6093                 RT_TRACE(COMP_ERR,"ERR!!! %s(): initialization is failed!\n",__FUNCTION__);
6094                 priv->bdisable_nic = false;  //YJ,add,091111
6095                 return -1;
6096         }
6097         RT_CLEAR_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC);
6098         //priv->bfirst_init = false;
6099
6100         // <3> Enable Interrupt
6101         rtl8192_irq_enable(dev);
6102         priv->bdisable_nic = false;
6103
6104         return (init_status == RT_STATUS_SUCCESS);
6105 }
6106
6107 bool NicIFDisableNIC(struct net_device* dev)
6108 {
6109         bool    status = true;
6110         struct r8192_priv* priv = ieee80211_priv(dev);
6111         u8 tmp_state = 0;
6112         // <1> Disable Interrupt
6113
6114         priv->bdisable_nic = true;      //YJ,move,091109
6115         tmp_state = priv->ieee80211->state;
6116
6117         ieee80211_softmac_stop_protocol(priv->ieee80211, false);
6118
6119         priv->ieee80211->state = tmp_state;
6120         rtl8192_cancel_deferred_work(priv);
6121         rtl8192_irq_disable(dev);
6122         // <2> Stop all timer
6123
6124         // <3> Disable Adapter
6125         rtl8192_halt_adapter(dev, false);
6126 //      priv->bdisable_nic = true;
6127
6128         return status;
6129 }
6130
6131 module_init(rtl8192_pci_module_init);
6132 module_exit(rtl8192_pci_module_exit);