drivers/net/wireless/orinoco/hw.c

   1 /* Encapsulate basic setting changes and retrieval on Hermes hardware
   2  *
   3  * See copyright notice in main.c
   4  */
   5 #include <linux/kernel.h>
   6 #include <linux/device.h>
   7 #include <linux/if_arp.h>
   8 #include <linux/ieee80211.h>
   9 #include <linux/wireless.h>
  10 #include <net/cfg80211.h>
  11 #include "hermes.h"
  12 #include "hermes_rid.h"
  13 #include "orinoco.h"
  14
  15 #include "hw.h"
  16
  17 #define SYMBOL_MAX_VER_LEN      (14)
  18
  19 /* Symbol firmware has a bug allocating buffers larger than this */
  20 #define TX_NICBUF_SIZE_BUG      1585
  21
  22 /********************************************************************/
  23 /* Data tables                                                      */
  24 /********************************************************************/
  25
  26 /* This tables gives the actual meanings of the bitrate IDs returned
  27  * by the firmware. */
  28 static const struct {
  29         int bitrate; /* in 100s of kilobits */
  30         int automatic;
  31         u16 agere_txratectrl;
  32         u16 intersil_txratectrl;
  33 } bitrate_table[] = {
  34         {110, 1,  3, 15}, /* Entry 0 is the default */
  35         {10,  0,  1,  1},
  36         {10,  1,  1,  1},
  37         {20,  0,  2,  2},
  38         {20,  1,  6,  3},
  39         {55,  0,  4,  4},
  40         {55,  1,  7,  7},
  41         {110, 0,  5,  8},
  42 };
  43 #define BITRATE_TABLE_SIZE ARRAY_SIZE(bitrate_table)
  44
  45 /* Firmware version encoding */
  46 struct comp_id {
  47         u16 id, variant, major, minor;
  48 } __attribute__ ((packed));
  49
  50 static inline fwtype_t determine_firmware_type(struct comp_id *nic_id)
  51 {
  52         if (nic_id->id < 0x8000)
  53                 return FIRMWARE_TYPE_AGERE;
  54         else if (nic_id->id == 0x8000 && nic_id->major == 0)
  55                 return FIRMWARE_TYPE_SYMBOL;
  56         else
  57                 return FIRMWARE_TYPE_INTERSIL;
  58 }
  59
  60 /* Set priv->firmware type, determine firmware properties
  61  * This function can be called before we have registerred with netdev,
  62  * so all errors go out with dev_* rather than printk
  63  */
  64 int determine_fw_capabilities(struct orinoco_private *priv)
  65 {
  66         struct device *dev = priv->dev;
  67         hermes_t *hw = &priv->hw;
  68         int err;
  69         struct comp_id nic_id, sta_id;
  70         unsigned int firmver;
  71         char tmp[SYMBOL_MAX_VER_LEN+1] __attribute__((aligned(2)));
  72
  73         /* Get the hardware version */
  74         err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_NICID, &nic_id);
  75         if (err) {
  76                 dev_err(dev, "Cannot read hardware identity: error %d\n",
  77                         err);
  78                 return err;
  79         }
  80
  81         le16_to_cpus(&nic_id.id);
  82         le16_to_cpus(&nic_id.variant);
  83         le16_to_cpus(&nic_id.major);
  84         le16_to_cpus(&nic_id.minor);
  85         dev_info(dev, "Hardware identity %04x:%04x:%04x:%04x\n",
  86                  nic_id.id, nic_id.variant, nic_id.major, nic_id.minor);
  87
  88         priv->firmware_type = determine_firmware_type(&nic_id);
  89
  90         /* Get the firmware version */
  91         err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_STAID, &sta_id);
  92         if (err) {
  93                 dev_err(dev, "Cannot read station identity: error %d\n",
  94                         err);
  95                 return err;
  96         }
  97
  98         le16_to_cpus(&sta_id.id);
  99         le16_to_cpus(&sta_id.variant);
 100         le16_to_cpus(&sta_id.major);
 101         le16_to_cpus(&sta_id.minor);
 102         dev_info(dev, "Station identity  %04x:%04x:%04x:%04x\n",
 103                  sta_id.id, sta_id.variant, sta_id.major, sta_id.minor);
 104
 105         switch (sta_id.id) {
 106         case 0x15:
 107                 dev_err(dev, "Primary firmware is active\n");
 108                 return -ENODEV;
 109         case 0x14b:
 110                 dev_err(dev, "Tertiary firmware is active\n");
 111                 return -ENODEV;
 112         case 0x1f:      /* Intersil, Agere, Symbol Spectrum24 */
 113         case 0x21:      /* Symbol Spectrum24 Trilogy */
 114                 break;
 115         default:
 116                 dev_notice(dev, "Unknown station ID, please report\n");
 117                 break;
 118         }
 119
 120         /* Default capabilities */
 121         priv->has_sensitivity = 1;
 122         priv->has_mwo = 0;
 123         priv->has_preamble = 0;
 124         priv->has_port3 = 1;
 125         priv->has_ibss = 1;
 126         priv->has_wep = 0;
 127         priv->has_big_wep = 0;
 128         priv->has_alt_txcntl = 0;
 129         priv->has_ext_scan = 0;
 130         priv->has_wpa = 0;
 131         priv->do_fw_download = 0;
 132
 133         /* Determine capabilities from the firmware version */
 134         switch (priv->firmware_type) {
 135         case FIRMWARE_TYPE_AGERE:
 136                 /* Lucent Wavelan IEEE, Lucent Orinoco, Cabletron RoamAbout,
 137                    ELSA, Melco, HP, IBM, Dell 1150, Compaq 110/210 */
 138                 snprintf(priv->fw_name, sizeof(priv->fw_name) - 1,
 139                          "Lucent/Agere %d.%02d", sta_id.major, sta_id.minor);
 140
 141                 firmver = ((unsigned long)sta_id.major << 16) | sta_id.minor;
 142
 143                 priv->has_ibss = (firmver >= 0x60006);
 144                 priv->has_wep = (firmver >= 0x40020);
 145                 priv->has_big_wep = 1; /* FIXME: this is wrong - how do we tell
 146                                           Gold cards from the others? */
 147                 priv->has_mwo = (firmver >= 0x60000);
 148                 priv->has_pm = (firmver >= 0x40020); /* Don't work in 7.52 ? */
 149                 priv->ibss_port = 1;
 150                 priv->has_hostscan = (firmver >= 0x8000a);
 151                 priv->do_fw_download = 1;
 152                 priv->broken_monitor = (firmver >= 0x80000);
 153                 priv->has_alt_txcntl = (firmver >= 0x90000); /* All 9.x ? */
 154                 priv->has_ext_scan = (firmver >= 0x90000); /* All 9.x ? */
 155                 priv->has_wpa = (firmver >= 0x9002a);
 156                 /* Tested with Agere firmware :
 157                  *      1.16 ; 4.08 ; 4.52 ; 6.04 ; 6.16 ; 7.28 => Jean II
 158                  * Tested CableTron firmware : 4.32 => Anton */
 159                 break;
 160         case FIRMWARE_TYPE_SYMBOL:
 161                 /* Symbol , 3Com AirConnect, Intel, Ericsson WLAN */
 162                 /* Intel MAC : 00:02:B3:* */
 163                 /* 3Com MAC : 00:50:DA:* */
 164                 memset(tmp, 0, sizeof(tmp));
 165                 /* Get the Symbol firmware version */
 166                 err = hermes_read_ltv(hw, USER_BAP,
 167                                       HERMES_RID_SECONDARYVERSION_SYMBOL,
 168                                       SYMBOL_MAX_VER_LEN, NULL, &tmp);
 169                 if (err) {
 170                         dev_warn(dev, "Error %d reading Symbol firmware info. "
 171                                  "Wildly guessing capabilities...\n", err);
 172                         firmver = 0;
 173                         tmp[0] = '\0';
 174                 } else {
 175                         /* The firmware revision is a string, the format is
 176                          * something like : "V2.20-01".
 177                          * Quick and dirty parsing... - Jean II
 178                          */
 179                         firmver = ((tmp[1] - '0') << 16)
 180                                 | ((tmp[3] - '0') << 12)
 181                                 | ((tmp[4] - '0') << 8)
 182                                 | ((tmp[6] - '0') << 4)
 183                                 | (tmp[7] - '0');
 184
 185                         tmp[SYMBOL_MAX_VER_LEN] = '\0';
 186                 }
 187
 188                 snprintf(priv->fw_name, sizeof(priv->fw_name) - 1,
 189                          "Symbol %s", tmp);
 190
 191                 priv->has_ibss = (firmver >= 0x20000);
 192                 priv->has_wep = (firmver >= 0x15012);
 193                 priv->has_big_wep = (firmver >= 0x20000);
 194                 priv->has_pm = (firmver >= 0x20000 && firmver < 0x22000) ||
 195                                (firmver >= 0x29000 && firmver < 0x30000) ||
 196                                firmver >= 0x31000;
 197                 priv->has_preamble = (firmver >= 0x20000);
 198                 priv->ibss_port = 4;
 199
 200                 /* Symbol firmware is found on various cards, but
 201                  * there has been no attempt to check firmware
 202                  * download on non-spectrum_cs based cards.
 203                  *
 204                  * Given that the Agere firmware download works
 205                  * differently, we should avoid doing a firmware
 206                  * download with the Symbol algorithm on non-spectrum
 207                  * cards.
 208                  *
 209                  * For now we can identify a spectrum_cs based card
 210                  * because it has a firmware reset function.
 211                  */
 212                 priv->do_fw_download = (priv->stop_fw != NULL);
 213
 214                 priv->broken_disableport = (firmver == 0x25013) ||
 215                                 (firmver >= 0x30000 && firmver <= 0x31000);
 216                 priv->has_hostscan = (firmver >= 0x31001) ||
 217                                      (firmver >= 0x29057 && firmver < 0x30000);
 218                 /* Tested with Intel firmware : 0x20015 => Jean II */
 219                 /* Tested with 3Com firmware : 0x15012 & 0x22001 => Jean II */
 220                 break;
 221         case FIRMWARE_TYPE_INTERSIL:
 222                 /* D-Link, Linksys, Adtron, ZoomAir, and many others...
 223                  * Samsung, Compaq 100/200 and Proxim are slightly
 224                  * different and less well tested */
 225                 /* D-Link MAC : 00:40:05:* */
 226                 /* Addtron MAC : 00:90:D1:* */
 227                 snprintf(priv->fw_name, sizeof(priv->fw_name) - 1,
 228                          "Intersil %d.%d.%d", sta_id.major, sta_id.minor,
 229                          sta_id.variant);
 230
 231                 firmver = ((unsigned long)sta_id.major << 16) |
 232                         ((unsigned long)sta_id.minor << 8) | sta_id.variant;
 233
 234                 priv->has_ibss = (firmver >= 0x000700); /* FIXME */
 235                 priv->has_big_wep = priv->has_wep = (firmver >= 0x000800);
 236                 priv->has_pm = (firmver >= 0x000700);
 237                 priv->has_hostscan = (firmver >= 0x010301);
 238
 239                 if (firmver >= 0x000800)
 240                         priv->ibss_port = 0;
 241                 else {
 242                         dev_notice(dev, "Intersil firmware earlier than v0.8.x"
 243                                    " - several features not supported\n");
 244                         priv->ibss_port = 1;
 245                 }
 246                 break;
 247         }
 248         dev_info(dev, "Firmware determined as %s\n", priv->fw_name);
 249
 250         return 0;
 251 }
 252
 253 /* Read settings from EEPROM into our private structure.
 254  * MAC address gets dropped into callers buffer
 255  * Can be called before netdev registration.
 256  */
 257 int orinoco_hw_read_card_settings(struct orinoco_private *priv, u8 *dev_addr)
 258 {
 259         struct device *dev = priv->dev;
 260         struct hermes_idstring nickbuf;
 261         hermes_t *hw = &priv->hw;
 262         int len;
 263         int err;
 264         u16 reclen;
 265
 266         /* Get the MAC address */
 267         err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR,
 268                               ETH_ALEN, NULL, dev_addr);
 269         if (err) {
 270                 dev_warn(dev, "Failed to read MAC address!\n");
 271                 goto out;
 272         }
 273
 274         dev_dbg(dev, "MAC address %pM\n", dev_addr);
 275
 276         /* Get the station name */
 277         err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME,
 278                               sizeof(nickbuf), &reclen, &nickbuf);
 279         if (err) {
 280                 dev_err(dev, "failed to read station name\n");
 281                 goto out;
 282         }
 283         if (nickbuf.len)
 284                 len = min(IW_ESSID_MAX_SIZE, (int)le16_to_cpu(nickbuf.len));
 285         else
 286                 len = min(IW_ESSID_MAX_SIZE, 2 * reclen);
 287         memcpy(priv->nick, &nickbuf.val, len);
 288         priv->nick[len] = '\0';
 289
 290         dev_dbg(dev, "Station name \"%s\"\n", priv->nick);
 291
 292         /* Get allowed channels */
 293         err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CHANNELLIST,
 294                                   &priv->channel_mask);
 295         if (err) {
 296                 dev_err(dev, "Failed to read channel list!\n");
 297                 goto out;
 298         }
 299
 300         /* Get initial AP density */
 301         err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFSYSTEMSCALE,
 302                                   &priv->ap_density);
 303         if (err || priv->ap_density < 1 || priv->ap_density > 3)
 304                 priv->has_sensitivity = 0;
 305
 306         /* Get initial RTS threshold */
 307         err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFRTSTHRESHOLD,
 308                                   &priv->rts_thresh);
 309         if (err) {
 310                 dev_err(dev, "Failed to read RTS threshold!\n");
 311                 goto out;
 312         }
 313
 314         /* Get initial fragmentation settings */
 315         if (priv->has_mwo)
 316                 err = hermes_read_wordrec(hw, USER_BAP,
 317                                           HERMES_RID_CNFMWOROBUST_AGERE,
 318                                           &priv->mwo_robust);
 319         else
 320                 err = hermes_read_wordrec(hw, USER_BAP,
 321                                           HERMES_RID_CNFFRAGMENTATIONTHRESHOLD,
 322                                           &priv->frag_thresh);
 323         if (err) {
 324                 dev_err(dev, "Failed to read fragmentation settings!\n");
 325                 goto out;
 326         }
 327
 328         /* Power management setup */
 329         if (priv->has_pm) {
 330                 priv->pm_on = 0;
 331                 priv->pm_mcast = 1;
 332                 err = hermes_read_wordrec(hw, USER_BAP,
 333                                           HERMES_RID_CNFMAXSLEEPDURATION,
 334                                           &priv->pm_period);
 335                 if (err) {
 336                         dev_err(dev, "Failed to read power management "
 337                                 "period!\n");
 338                         goto out;
 339                 }
 340                 err = hermes_read_wordrec(hw, USER_BAP,
 341                                           HERMES_RID_CNFPMHOLDOVERDURATION,
 342                                           &priv->pm_timeout);
 343                 if (err) {
 344                         dev_err(dev, "Failed to read power management "
 345                                 "timeout!\n");
 346                         goto out;
 347                 }
 348         }
 349
 350         /* Preamble setup */
 351         if (priv->has_preamble) {
 352                 err = hermes_read_wordrec(hw, USER_BAP,
 353                                           HERMES_RID_CNFPREAMBLE_SYMBOL,
 354                                           &priv->preamble);
 355         }
 356
 357 out:
 358         return err;
 359 }
 360
 361 /* Can be called before netdev registration */
 362 int orinoco_hw_allocate_fid(struct orinoco_private *priv)
 363 {
 364         struct device *dev = priv->dev;
 365         struct hermes *hw = &priv->hw;
 366         int err;
 367
 368         err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid);
 369         if (err == -EIO && priv->nicbuf_size > TX_NICBUF_SIZE_BUG) {
 370                 /* Try workaround for old Symbol firmware bug */
 371                 priv->nicbuf_size = TX_NICBUF_SIZE_BUG;
 372                 err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid);
 373
 374                 dev_warn(dev, "Firmware ALLOC bug detected "
 375                          "(old Symbol firmware?). Work around %s\n",
 376                          err ? "failed!" : "ok.");
 377         }
 378
 379         return err;
 380 }
 381
 382 int orinoco_get_bitratemode(int bitrate, int automatic)
 383 {
 384         int ratemode = -1;
 385         int i;
 386
 387         if ((bitrate != 10) && (bitrate != 20) &&
 388             (bitrate != 55) && (bitrate != 110))
 389                 return ratemode;
 390
 391         for (i = 0; i < BITRATE_TABLE_SIZE; i++) {
 392                 if ((bitrate_table[i].bitrate == bitrate) &&
 393                     (bitrate_table[i].automatic == automatic)) {
 394                         ratemode = i;
 395                         break;
 396                 }
 397         }
 398         return ratemode;
 399 }
 400
 401 void orinoco_get_ratemode_cfg(int ratemode, int *bitrate, int *automatic)
 402 {
 403         BUG_ON((ratemode < 0) || (ratemode >= BITRATE_TABLE_SIZE));
 404
 405         *bitrate = bitrate_table[ratemode].bitrate * 100000;
 406         *automatic = bitrate_table[ratemode].automatic;
 407 }
 408
 409 int orinoco_hw_program_rids(struct orinoco_private *priv)
 410 {
 411         struct net_device *dev = priv->ndev;
 412         struct wireless_dev *wdev = netdev_priv(dev);
 413         hermes_t *hw = &priv->hw;
 414         int err;
 415         struct hermes_idstring idbuf;
 416
 417         /* Set the MAC address */
 418         err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR,
 419                                HERMES_BYTES_TO_RECLEN(ETH_ALEN), dev->dev_addr);
 420         if (err) {
 421                 printk(KERN_ERR "%s: Error %d setting MAC address\n",
 422                        dev->name, err);
 423                 return err;
 424         }
 425
 426         /* Set up the link mode */
 427         err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFPORTTYPE,
 428                                    priv->port_type);
 429         if (err) {
 430                 printk(KERN_ERR "%s: Error %d setting port type\n",
 431                        dev->name, err);
 432                 return err;
 433         }
 434         /* Set the channel/frequency */
 435         if (priv->channel != 0 && priv->iw_mode != NL80211_IFTYPE_STATION) {
 436                 err = hermes_write_wordrec(hw, USER_BAP,
 437                                            HERMES_RID_CNFOWNCHANNEL,
 438                                            priv->channel);
 439                 if (err) {
 440                         printk(KERN_ERR "%s: Error %d setting channel %d\n",
 441                                dev->name, err, priv->channel);
 442                         return err;
 443                 }
 444         }
 445
 446         if (priv->has_ibss) {
 447                 u16 createibss;
 448
 449                 if ((strlen(priv->desired_essid) == 0) && (priv->createibss)) {
 450                         printk(KERN_WARNING "%s: This firmware requires an "
 451                                "ESSID in IBSS-Ad-Hoc mode.\n", dev->name);
 452                         /* With wvlan_cs, in this case, we would crash.
 453                          * hopefully, this driver will behave better...
 454                          * Jean II */
 455                         createibss = 0;
 456                 } else {
 457                         createibss = priv->createibss;
 458                 }
 459
 460                 err = hermes_write_wordrec(hw, USER_BAP,
 461                                            HERMES_RID_CNFCREATEIBSS,
 462                                            createibss);
 463                 if (err) {
 464                         printk(KERN_ERR "%s: Error %d setting CREATEIBSS\n",
 465                                dev->name, err);
 466                         return err;
 467                 }
 468         }
 469
 470         /* Set the desired BSSID */
 471         err = __orinoco_hw_set_wap(priv);
 472         if (err) {
 473                 printk(KERN_ERR "%s: Error %d setting AP address\n",
 474                        dev->name, err);
 475                 return err;
 476         }
 477
 478         /* Set the desired ESSID */
 479         idbuf.len = cpu_to_le16(strlen(priv->desired_essid));
 480         memcpy(&idbuf.val, priv->desired_essid, sizeof(idbuf.val));
 481         /* WinXP wants partner to configure OWNSSID even in IBSS mode. (jimc) */
 482         err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNSSID,
 483                         HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid)+2),
 484                         &idbuf);
 485         if (err) {
 486                 printk(KERN_ERR "%s: Error %d setting OWNSSID\n",
 487                        dev->name, err);
 488                 return err;
 489         }
 490         err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFDESIREDSSID,
 491                         HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid)+2),
 492                         &idbuf);
 493         if (err) {
 494                 printk(KERN_ERR "%s: Error %d setting DESIREDSSID\n",
 495                        dev->name, err);
 496                 return err;
 497         }
 498
 499         /* Set the station name */
 500         idbuf.len = cpu_to_le16(strlen(priv->nick));
 501         memcpy(&idbuf.val, priv->nick, sizeof(idbuf.val));
 502         err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME,
 503                                HERMES_BYTES_TO_RECLEN(strlen(priv->nick)+2),
 504                                &idbuf);
 505         if (err) {
 506                 printk(KERN_ERR "%s: Error %d setting nickname\n",
 507                        dev->name, err);
 508                 return err;
 509         }
 510
 511         /* Set AP density */
 512         if (priv->has_sensitivity) {
 513                 err = hermes_write_wordrec(hw, USER_BAP,
 514                                            HERMES_RID_CNFSYSTEMSCALE,
 515                                            priv->ap_density);
 516                 if (err) {
 517                         printk(KERN_WARNING "%s: Error %d setting SYSTEMSCALE. "
 518                                "Disabling sensitivity control\n",
 519                                dev->name, err);
 520
 521                         priv->has_sensitivity = 0;
 522                 }
 523         }
 524
 525         /* Set RTS threshold */
 526         err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFRTSTHRESHOLD,
 527                                    priv->rts_thresh);
 528         if (err) {
 529                 printk(KERN_ERR "%s: Error %d setting RTS threshold\n",
 530                        dev->name, err);
 531                 return err;
 532         }
 533
 534         /* Set fragmentation threshold or MWO robustness */
 535         if (priv->has_mwo)
 536                 err = hermes_write_wordrec(hw, USER_BAP,
 537                                            HERMES_RID_CNFMWOROBUST_AGERE,
 538                                            priv->mwo_robust);
 539         else
 540                 err = hermes_write_wordrec(hw, USER_BAP,
 541                                            HERMES_RID_CNFFRAGMENTATIONTHRESHOLD,
 542                                            priv->frag_thresh);
 543         if (err) {
 544                 printk(KERN_ERR "%s: Error %d setting fragmentation\n",
 545                        dev->name, err);
 546                 return err;
 547         }
 548
 549         /* Set bitrate */
 550         err = __orinoco_hw_set_bitrate(priv);
 551         if (err) {
 552                 printk(KERN_ERR "%s: Error %d setting bitrate\n",
 553                        dev->name, err);
 554                 return err;
 555         }
 556
 557         /* Set power management */
 558         if (priv->has_pm) {
 559                 err = hermes_write_wordrec(hw, USER_BAP,
 560                                            HERMES_RID_CNFPMENABLED,
 561                                            priv->pm_on);
 562                 if (err) {
 563                         printk(KERN_ERR "%s: Error %d setting up PM\n",
 564                                dev->name, err);
 565                         return err;
 566                 }
 567
 568                 err = hermes_write_wordrec(hw, USER_BAP,
 569                                            HERMES_RID_CNFMULTICASTRECEIVE,
 570                                            priv->pm_mcast);
 571                 if (err) {
 572                         printk(KERN_ERR "%s: Error %d setting up PM\n",
 573                                dev->name, err);
 574                         return err;
 575                 }
 576                 err = hermes_write_wordrec(hw, USER_BAP,
 577                                            HERMES_RID_CNFMAXSLEEPDURATION,
 578                                            priv->pm_period);
 579                 if (err) {
 580                         printk(KERN_ERR "%s: Error %d setting up PM\n",
 581                                dev->name, err);
 582                         return err;
 583                 }
 584                 err = hermes_write_wordrec(hw, USER_BAP,
 585                                            HERMES_RID_CNFPMHOLDOVERDURATION,
 586                                            priv->pm_timeout);
 587                 if (err) {
 588                         printk(KERN_ERR "%s: Error %d setting up PM\n",
 589                                dev->name, err);
 590                         return err;
 591                 }
 592         }
 593
 594         /* Set preamble - only for Symbol so far... */
 595         if (priv->has_preamble) {
 596                 err = hermes_write_wordrec(hw, USER_BAP,
 597                                            HERMES_RID_CNFPREAMBLE_SYMBOL,
 598                                            priv->preamble);
 599                 if (err) {
 600                         printk(KERN_ERR "%s: Error %d setting preamble\n",
 601                                dev->name, err);
 602                         return err;
 603                 }
 604         }
 605
 606         /* Set up encryption */
 607         if (priv->has_wep || priv->has_wpa) {
 608                 err = __orinoco_hw_setup_enc(priv);
 609                 if (err) {
 610                         printk(KERN_ERR "%s: Error %d activating encryption\n",
 611                                dev->name, err);
 612                         return err;
 613                 }
 614         }
 615
 616         if (priv->iw_mode == NL80211_IFTYPE_MONITOR) {
 617                 /* Enable monitor mode */
 618                 dev->type = ARPHRD_IEEE80211;
 619                 err = hermes_docmd_wait(hw, HERMES_CMD_TEST |
 620                                             HERMES_TEST_MONITOR, 0, NULL);
 621         } else {
 622                 /* Disable monitor mode */
 623                 dev->type = ARPHRD_ETHER;
 624                 err = hermes_docmd_wait(hw, HERMES_CMD_TEST |
 625                                             HERMES_TEST_STOP, 0, NULL);
 626         }
 627         if (err)
 628                 return err;
 629
 630         /* Reset promiscuity / multicast*/
 631         priv->promiscuous = 0;
 632         priv->mc_count = 0;
 633
 634         /* Record mode change */
 635         wdev->iftype = priv->iw_mode;
 636
 637         return 0;
 638 }
 639
 640 /* Get tsc from the firmware */
 641 int orinoco_hw_get_tkip_iv(struct orinoco_private *priv, int key, u8 *tsc)
 642 {
 643         hermes_t *hw = &priv->hw;
 644         int err = 0;
 645         u8 tsc_arr[4][ORINOCO_SEQ_LEN];
 646
 647         if ((key < 0) || (key >= 4))
 648                 return -EINVAL;
 649
 650         err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_TKIP_IV,
 651                               sizeof(tsc_arr), NULL, &tsc_arr);
 652         if (!err)
 653                 memcpy(tsc, &tsc_arr[key][0], sizeof(tsc_arr[0]));
 654
 655         return err;
 656 }
 657
 658 int __orinoco_hw_set_bitrate(struct orinoco_private *priv)
 659 {
 660         hermes_t *hw = &priv->hw;
 661         int ratemode = priv->bitratemode;
 662         int err = 0;
 663
 664         if (ratemode >= BITRATE_TABLE_SIZE) {
 665                 printk(KERN_ERR "%s: BUG: Invalid bitrate mode %d\n",
 666                        priv->ndev->name, ratemode);
 667                 return -EINVAL;
 668         }
 669
 670         switch (priv->firmware_type) {
 671         case FIRMWARE_TYPE_AGERE:
 672                 err = hermes_write_wordrec(hw, USER_BAP,
 673                                 HERMES_RID_CNFTXRATECONTROL,
 674                                 bitrate_table[ratemode].agere_txratectrl);
 675                 break;
 676         case FIRMWARE_TYPE_INTERSIL:
 677         case FIRMWARE_TYPE_SYMBOL:
 678                 err = hermes_write_wordrec(hw, USER_BAP,
 679                                 HERMES_RID_CNFTXRATECONTROL,
 680                                 bitrate_table[ratemode].intersil_txratectrl);
 681                 break;
 682         default:
 683                 BUG();
 684         }
 685
 686         return err;
 687 }
 688
 689 int orinoco_hw_get_act_bitrate(struct orinoco_private *priv, int *bitrate)
 690 {
 691         hermes_t *hw = &priv->hw;
 692         int i;
 693         int err = 0;
 694         u16 val;
 695
 696         err = hermes_read_wordrec(hw, USER_BAP,
 697                                   HERMES_RID_CURRENTTXRATE, &val);
 698         if (err)
 699                 return err;
 700
 701         switch (priv->firmware_type) {
 702         case FIRMWARE_TYPE_AGERE: /* Lucent style rate */
 703                 /* Note : in Lucent firmware, the return value of
 704                  * HERMES_RID_CURRENTTXRATE is the bitrate in Mb/s,
 705                  * and therefore is totally different from the
 706                  * encoding of HERMES_RID_CNFTXRATECONTROL.
 707                  * Don't forget that 6Mb/s is really 5.5Mb/s */
 708                 if (val == 6)
 709                         *bitrate = 5500000;
 710                 else
 711                         *bitrate = val * 1000000;
 712                 break;
 713         case FIRMWARE_TYPE_INTERSIL: /* Intersil style rate */
 714         case FIRMWARE_TYPE_SYMBOL: /* Symbol style rate */
 715                 for (i = 0; i < BITRATE_TABLE_SIZE; i++)
 716                         if (bitrate_table[i].intersil_txratectrl == val)
 717                                 break;
 718
 719                 if (i >= BITRATE_TABLE_SIZE)
 720                         printk(KERN_INFO "%s: Unable to determine current bitrate (0x%04hx)\n",
 721                                priv->ndev->name, val);
 722
 723                 *bitrate = bitrate_table[i].bitrate * 100000;
 724                 break;
 725         default:
 726                 BUG();
 727         }
 728
 729         return err;
 730 }
 731
 732 /* Set fixed AP address */
 733 int __orinoco_hw_set_wap(struct orinoco_private *priv)
 734 {
 735         int roaming_flag;
 736         int err = 0;
 737         hermes_t *hw = &priv->hw;
 738
 739         switch (priv->firmware_type) {
 740         case FIRMWARE_TYPE_AGERE:
 741                 /* not supported */
 742                 break;
 743         case FIRMWARE_TYPE_INTERSIL:
 744                 if (priv->bssid_fixed)
 745                         roaming_flag = 2;
 746                 else
 747                         roaming_flag = 1;
 748
 749                 err = hermes_write_wordrec(hw, USER_BAP,
 750                                            HERMES_RID_CNFROAMINGMODE,
 751                                            roaming_flag);
 752                 break;
 753         case FIRMWARE_TYPE_SYMBOL:
 754                 err = HERMES_WRITE_RECORD(hw, USER_BAP,
 755                                           HERMES_RID_CNFMANDATORYBSSID_SYMBOL,
 756                                           &priv->desired_bssid);
 757                 break;
 758         }
 759         return err;
 760 }
 761
 762 /* Change the WEP keys and/or the current keys.  Can be called
 763  * either from __orinoco_hw_setup_enc() or directly from
 764  * orinoco_ioctl_setiwencode().  In the later case the association
 765  * with the AP is not broken (if the firmware can handle it),
 766  * which is needed for 802.1x implementations. */
 767 int __orinoco_hw_setup_wepkeys(struct orinoco_private *priv)
 768 {
 769         hermes_t *hw = &priv->hw;
 770         int err = 0;
 771         int i;
 772
 773         switch (priv->firmware_type) {
 774         case FIRMWARE_TYPE_AGERE:
 775         {
 776                 struct orinoco_key keys[ORINOCO_MAX_KEYS];
 777
 778                 memset(&keys, 0, sizeof(keys));
 779                 for (i = 0; i < ORINOCO_MAX_KEYS; i++) {
 780                         int len = min(priv->keys[i].key_len,
 781                                       ORINOCO_MAX_KEY_SIZE);
 782                         memcpy(&keys[i].data, priv->keys[i].key, len);
 783                         if (len > SMALL_KEY_SIZE)
 784                                 keys[i].len = cpu_to_le16(LARGE_KEY_SIZE);
 785                         else if (len > 0)
 786                                 keys[i].len = cpu_to_le16(SMALL_KEY_SIZE);
 787                         else
 788                                 keys[i].len = cpu_to_le16(0);
 789                 }
 790
 791                 err = HERMES_WRITE_RECORD(hw, USER_BAP,
 792                                           HERMES_RID_CNFWEPKEYS_AGERE,
 793                                           &keys);
 794                 if (err)
 795                         return err;
 796                 err = hermes_write_wordrec(hw, USER_BAP,
 797                                            HERMES_RID_CNFTXKEY_AGERE,
 798                                            priv->tx_key);
 799                 if (err)
 800                         return err;
 801                 break;
 802         }
 803         case FIRMWARE_TYPE_INTERSIL:
 804         case FIRMWARE_TYPE_SYMBOL:
 805                 {
 806                         int keylen;
 807
 808                         /* Force uniform key length to work around
 809                          * firmware bugs */
 810                         keylen = priv->keys[priv->tx_key].key_len;
 811
 812                         if (keylen > LARGE_KEY_SIZE) {
 813                                 printk(KERN_ERR "%s: BUG: Key %d has oversize length %d.\n",
 814                                        priv->ndev->name, priv->tx_key, keylen);
 815                                 return -E2BIG;
 816                         } else if (keylen > SMALL_KEY_SIZE)
 817                                 keylen = LARGE_KEY_SIZE;
 818                         else if (keylen > 0)
 819                                 keylen = SMALL_KEY_SIZE;
 820                         else
 821                                 keylen = 0;
 822
 823                         /* Write all 4 keys */
 824                         for (i = 0; i < ORINOCO_MAX_KEYS; i++) {
 825                                 u8 key[LARGE_KEY_SIZE] = { 0 };
 826
 827                                 memcpy(key, priv->keys[i].key,
 828                                        priv->keys[i].key_len);
 829
 830                                 err = hermes_write_ltv(hw, USER_BAP,
 831                                                 HERMES_RID_CNFDEFAULTKEY0 + i,
 832                                                 HERMES_BYTES_TO_RECLEN(keylen),
 833                                                 key);
 834                                 if (err)
 835                                         return err;
 836                         }
 837
 838                         /* Write the index of the key used in transmission */
 839                         err = hermes_write_wordrec(hw, USER_BAP,
 840                                                 HERMES_RID_CNFWEPDEFAULTKEYID,
 841                                                 priv->tx_key);
 842                         if (err)
 843                                 return err;
 844                 }
 845                 break;
 846         }
 847
 848         return 0;
 849 }
 850
 851 int __orinoco_hw_setup_enc(struct orinoco_private *priv)
 852 {
 853         hermes_t *hw = &priv->hw;
 854         int err = 0;
 855         int master_wep_flag;
 856         int auth_flag;
 857         int enc_flag;
 858
 859         /* Setup WEP keys */
 860         if (priv->encode_alg == ORINOCO_ALG_WEP)
 861                 __orinoco_hw_setup_wepkeys(priv);
 862
 863         if (priv->wep_restrict)
 864                 auth_flag = HERMES_AUTH_SHARED_KEY;
 865         else
 866                 auth_flag = HERMES_AUTH_OPEN;
 867
 868         if (priv->wpa_enabled)
 869                 enc_flag = 2;
 870         else if (priv->encode_alg == ORINOCO_ALG_WEP)
 871                 enc_flag = 1;
 872         else
 873                 enc_flag = 0;
 874
 875         switch (priv->firmware_type) {
 876         case FIRMWARE_TYPE_AGERE: /* Agere style WEP */
 877                 if (priv->encode_alg == ORINOCO_ALG_WEP) {
 878                         /* Enable the shared-key authentication. */
 879                         err = hermes_write_wordrec(hw, USER_BAP,
 880                                         HERMES_RID_CNFAUTHENTICATION_AGERE,
 881                                         auth_flag);
 882                 }
 883                 err = hermes_write_wordrec(hw, USER_BAP,
 884                                            HERMES_RID_CNFWEPENABLED_AGERE,
 885                                            enc_flag);
 886                 if (err)
 887                         return err;
 888
 889                 if (priv->has_wpa) {
 890                         /* Set WPA key management */
 891                         err = hermes_write_wordrec(hw, USER_BAP,
 892                                   HERMES_RID_CNFSETWPAAUTHMGMTSUITE_AGERE,
 893                                   priv->key_mgmt);
 894                         if (err)
 895                                 return err;
 896                 }
 897
 898                 break;
 899
 900         case FIRMWARE_TYPE_INTERSIL: /* Intersil style WEP */
 901         case FIRMWARE_TYPE_SYMBOL: /* Symbol style WEP */
 902                 if (priv->encode_alg == ORINOCO_ALG_WEP) {
 903                         if (priv->wep_restrict ||
 904                             (priv->firmware_type == FIRMWARE_TYPE_SYMBOL))
 905                                 master_wep_flag = HERMES_WEP_PRIVACY_INVOKED |
 906                                                   HERMES_WEP_EXCL_UNENCRYPTED;
 907                         else
 908                                 master_wep_flag = HERMES_WEP_PRIVACY_INVOKED;
 909
 910                         err = hermes_write_wordrec(hw, USER_BAP,
 911                                                    HERMES_RID_CNFAUTHENTICATION,
 912                                                    auth_flag);
 913                         if (err)
 914                                 return err;
 915                 } else
 916                         master_wep_flag = 0;
 917
 918                 if (priv->iw_mode == NL80211_IFTYPE_MONITOR)
 919                         master_wep_flag |= HERMES_WEP_HOST_DECRYPT;
 920
 921                 /* Master WEP setting : on/off */
 922                 err = hermes_write_wordrec(hw, USER_BAP,
 923                                            HERMES_RID_CNFWEPFLAGS_INTERSIL,
 924                                            master_wep_flag);
 925                 if (err)
 926                         return err;
 927
 928                 break;
 929         }
 930
 931         return 0;
 932 }
 933
 934 /* key must be 32 bytes, including the tx and rx MIC keys.
 935  * rsc must be NULL or up to 8 bytes
 936  * tsc must be NULL or up to 8 bytes
 937  */
 938 int __orinoco_hw_set_tkip_key(struct orinoco_private *priv, int key_idx,
 939                               int set_tx, u8 *key, u8 *rsc, size_t rsc_len,
 940                               u8 *tsc, size_t tsc_len)
 941 {
 942         struct {
 943                 __le16 idx;
 944                 u8 rsc[ORINOCO_SEQ_LEN];
 945                 u8 key[TKIP_KEYLEN];
 946                 u8 tx_mic[MIC_KEYLEN];
 947                 u8 rx_mic[MIC_KEYLEN];
 948                 u8 tsc[ORINOCO_SEQ_LEN];
 949         } __attribute__ ((packed)) buf;
 950         hermes_t *hw = &priv->hw;
 951         int ret;
 952         int err;
 953         int k;
 954         u16 xmitting;
 955
 956         key_idx &= 0x3;
 957
 958         if (set_tx)
 959                 key_idx |= 0x8000;
 960
 961         buf.idx = cpu_to_le16(key_idx);
 962         memcpy(buf.key, key,
 963                sizeof(buf.key) + sizeof(buf.tx_mic) + sizeof(buf.rx_mic));
 964
 965         if (rsc_len > sizeof(buf.rsc))
 966                 rsc_len = sizeof(buf.rsc);
 967
 968         if (tsc_len > sizeof(buf.tsc))
 969                 tsc_len = sizeof(buf.tsc);
 970
 971         memset(buf.rsc, 0, sizeof(buf.rsc));
 972         memset(buf.tsc, 0, sizeof(buf.tsc));
 973
 974         if (rsc != NULL)
 975                 memcpy(buf.rsc, rsc, rsc_len);
 976
 977         if (tsc != NULL)
 978                 memcpy(buf.tsc, tsc, tsc_len);
 979         else
 980                 buf.tsc[4] = 0x10;
 981
 982         /* Wait upto 100ms for tx queue to empty */
 983         for (k = 100; k > 0; k--) {
 984                 udelay(1000);
 985                 ret = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_TXQUEUEEMPTY,
 986                                           &xmitting);
 987                 if (ret || !xmitting)
 988                         break;
 989         }
 990
 991         if (k == 0)
 992                 ret = -ETIMEDOUT;
 993
 994         err = HERMES_WRITE_RECORD(hw, USER_BAP,
 995                                   HERMES_RID_CNFADDDEFAULTTKIPKEY_AGERE,
 996                                   &buf);
 997
 998         return ret ? ret : err;
 999 }
1000
1001 int orinoco_clear_tkip_key(struct orinoco_private *priv, int key_idx)
1002 {
1003         hermes_t *hw = &priv->hw;
1004         int err;
1005
1006         err = hermes_write_wordrec(hw, USER_BAP,
1007                                    HERMES_RID_CNFREMDEFAULTTKIPKEY_AGERE,
1008                                    key_idx);
1009         if (err)
1010                 printk(KERN_WARNING "%s: Error %d clearing TKIP key %d\n",
1011                        priv->ndev->name, err, key_idx);
1012         return err;
1013 }
1014
1015 int __orinoco_hw_set_multicast_list(struct orinoco_private *priv,
1016                                     struct dev_addr_list *mc_list,
1017                                     int mc_count, int promisc)
1018 {
1019         hermes_t *hw = &priv->hw;
1020         int err = 0;
1021
1022         if (promisc != priv->promiscuous) {
1023                 err = hermes_write_wordrec(hw, USER_BAP,
1024                                            HERMES_RID_CNFPROMISCUOUSMODE,
1025                                            promisc);
1026                 if (err) {
1027                         printk(KERN_ERR "%s: Error %d setting PROMISCUOUSMODE to 1.\n",
1028                                priv->ndev->name, err);
1029                 } else
1030                         priv->promiscuous = promisc;
1031         }
1032
1033         /* If we're not in promiscuous mode, then we need to set the
1034          * group address if either we want to multicast, or if we were
1035          * multicasting and want to stop */
1036         if (!promisc && (mc_count || priv->mc_count)) {
1037                 struct dev_mc_list *p = mc_list;
1038                 struct hermes_multicast mclist;
1039                 int i;
1040
1041                 for (i = 0; i < mc_count; i++) {
1042                         /* paranoia: is list shorter than mc_count? */
1043                         BUG_ON(!p);
1044                         /* paranoia: bad address size in list? */
1045                         BUG_ON(p->dmi_addrlen != ETH_ALEN);
1046
1047                         memcpy(mclist.addr[i], p->dmi_addr, ETH_ALEN);
1048                         p = p->next;
1049                 }
1050
1051                 if (p)
1052                         printk(KERN_WARNING "%s: Multicast list is "
1053                                "longer than mc_count\n", priv->ndev->name);
1054
1055                 err = hermes_write_ltv(hw, USER_BAP,
1056                                    HERMES_RID_CNFGROUPADDRESSES,
1057                                    HERMES_BYTES_TO_RECLEN(mc_count * ETH_ALEN),
1058                                    &mclist);
1059                 if (err)
1060                         printk(KERN_ERR "%s: Error %d setting multicast list.\n",
1061                                priv->ndev->name, err);
1062                 else
1063                         priv->mc_count = mc_count;
1064         }
1065         return err;
1066 }
1067
1068 /* Return : < 0 -> error code ; >= 0 -> length */
1069 int orinoco_hw_get_essid(struct orinoco_private *priv, int *active,
1070                          char buf[IW_ESSID_MAX_SIZE+1])
1071 {
1072         hermes_t *hw = &priv->hw;
1073         int err = 0;
1074         struct hermes_idstring essidbuf;
1075         char *p = (char *)(&essidbuf.val);
1076         int len;
1077         unsigned long flags;
1078
1079         if (orinoco_lock(priv, &flags) != 0)
1080                 return -EBUSY;
1081
1082         if (strlen(priv->desired_essid) > 0) {
1083                 /* We read the desired SSID from the hardware rather
1084                    than from priv->desired_essid, just in case the
1085                    firmware is allowed to change it on us. I'm not
1086                    sure about this */
1087                 /* My guess is that the OWNSSID should always be whatever
1088                  * we set to the card, whereas CURRENT_SSID is the one that
1089                  * may change... - Jean II */
1090                 u16 rid;
1091
1092                 *active = 1;
1093
1094                 rid = (priv->port_type == 3) ? HERMES_RID_CNFOWNSSID :
1095                         HERMES_RID_CNFDESIREDSSID;
1096
1097                 err = hermes_read_ltv(hw, USER_BAP, rid, sizeof(essidbuf),
1098                                       NULL, &essidbuf);
1099                 if (err)
1100                         goto fail_unlock;
1101         } else {
1102                 *active = 0;
1103
1104                 err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENTSSID,
1105                                       sizeof(essidbuf), NULL, &essidbuf);
1106                 if (err)
1107                         goto fail_unlock;
1108         }
1109
1110         len = le16_to_cpu(essidbuf.len);
1111         BUG_ON(len > IW_ESSID_MAX_SIZE);
1112
1113         memset(buf, 0, IW_ESSID_MAX_SIZE);
1114         memcpy(buf, p, len);
1115         err = len;
1116
1117  fail_unlock:
1118         orinoco_unlock(priv, &flags);
1119
1120         return err;
1121 }
1122
1123 int orinoco_hw_get_freq(struct orinoco_private *priv)
1124 {
1125         hermes_t *hw = &priv->hw;
1126         int err = 0;
1127         u16 channel;
1128         int freq = 0;
1129         unsigned long flags;
1130
1131         if (orinoco_lock(priv, &flags) != 0)
1132                 return -EBUSY;
1133
1134         err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CURRENTCHANNEL,
1135                                   &channel);
1136         if (err)
1137                 goto out;
1138
1139         /* Intersil firmware 1.3.5 returns 0 when the interface is down */
1140         if (channel == 0) {
1141                 err = -EBUSY;
1142                 goto out;
1143         }
1144
1145         if ((channel < 1) || (channel > NUM_CHANNELS)) {
1146                 printk(KERN_WARNING "%s: Channel out of range (%d)!\n",
1147                        priv->ndev->name, channel);
1148                 err = -EBUSY;
1149                 goto out;
1150
1151         }
1152         freq = ieee80211_dsss_chan_to_freq(channel);
1153
1154  out:
1155         orinoco_unlock(priv, &flags);
1156
1157         if (err > 0)
1158                 err = -EBUSY;
1159         return err ? err : freq;
1160 }
1161
1162 int orinoco_hw_get_bitratelist(struct orinoco_private *priv,
1163                                int *numrates, s32 *rates, int max)
1164 {
1165         hermes_t *hw = &priv->hw;
1166         struct hermes_idstring list;
1167         unsigned char *p = (unsigned char *)&list.val;
1168         int err = 0;
1169         int num;
1170         int i;
1171         unsigned long flags;
1172
1173         if (orinoco_lock(priv, &flags) != 0)
1174                 return -EBUSY;
1175
1176         err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_SUPPORTEDDATARATES,
1177                               sizeof(list), NULL, &list);
1178         orinoco_unlock(priv, &flags);
1179
1180         if (err)
1181                 return err;
1182
1183         num = le16_to_cpu(list.len);
1184         *numrates = num;
1185         num = min(num, max);
1186
1187         for (i = 0; i < num; i++)
1188                 rates[i] = (p[i] & 0x7f) * 500000; /* convert to bps */
1189
1190         return 0;
1191 }
1192
1193 int orinoco_hw_trigger_scan(struct orinoco_private *priv,
1194                             const struct cfg80211_ssid *ssid)
1195 {
1196         struct net_device *dev = priv->ndev;
1197         hermes_t *hw = &priv->hw;
1198         unsigned long flags;
1199         int err = 0;
1200
1201         if (orinoco_lock(priv, &flags) != 0)
1202                 return -EBUSY;
1203
1204         /* Scanning with port 0 disabled would fail */
1205         if (!netif_running(dev)) {
1206                 err = -ENETDOWN;
1207                 goto out;
1208         }
1209
1210         /* In monitor mode, the scan results are always empty.
1211          * Probe responses are passed to the driver as received
1212          * frames and could be processed in software. */
1213         if (priv->iw_mode == NL80211_IFTYPE_MONITOR) {
1214                 err = -EOPNOTSUPP;
1215                 goto out;
1216         }
1217
1218         if (priv->has_hostscan) {
1219                 switch (priv->firmware_type) {
1220                 case FIRMWARE_TYPE_SYMBOL:
1221                         err = hermes_write_wordrec(hw, USER_BAP,
1222                                                 HERMES_RID_CNFHOSTSCAN_SYMBOL,
1223                                                 HERMES_HOSTSCAN_SYMBOL_ONCE |
1224                                                 HERMES_HOSTSCAN_SYMBOL_BCAST);
1225                         break;
1226                 case FIRMWARE_TYPE_INTERSIL: {
1227                         __le16 req[3];
1228
1229                         req[0] = cpu_to_le16(0x3fff);   /* All channels */
1230                         req[1] = cpu_to_le16(0x0001);   /* rate 1 Mbps */
1231                         req[2] = 0;                     /* Any ESSID */
1232                         err = HERMES_WRITE_RECORD(hw, USER_BAP,
1233                                                   HERMES_RID_CNFHOSTSCAN, &req);
1234                         break;
1235                 }
1236                 case FIRMWARE_TYPE_AGERE:
1237                         if (ssid->ssid_len > 0) {
1238                                 struct hermes_idstring idbuf;
1239                                 size_t len = ssid->ssid_len;
1240
1241                                 idbuf.len = cpu_to_le16(len);
1242                                 memcpy(idbuf.val, ssid->ssid, len);
1243
1244                                 err = hermes_write_ltv(hw, USER_BAP,
1245                                                HERMES_RID_CNFSCANSSID_AGERE,
1246                                                HERMES_BYTES_TO_RECLEN(len + 2),
1247                                                &idbuf);
1248                         } else
1249                                 err = hermes_write_wordrec(hw, USER_BAP,
1250                                                    HERMES_RID_CNFSCANSSID_AGERE,
1251                                                    0);  /* Any ESSID */
1252                         if (err)
1253                                 break;
1254
1255                         if (priv->has_ext_scan) {
1256                                 err = hermes_write_wordrec(hw, USER_BAP,
1257                                                 HERMES_RID_CNFSCANCHANNELS2GHZ,
1258                                                 0x7FFF);
1259                                 if (err)
1260                                         goto out;
1261
1262                                 err = hermes_inquire(hw,
1263                                                      HERMES_INQ_CHANNELINFO);
1264                         } else
1265                                 err = hermes_inquire(hw, HERMES_INQ_SCAN);
1266
1267                         break;
1268                 }
1269         } else
1270                 err = hermes_inquire(hw, HERMES_INQ_SCAN);
1271
1272  out:
1273         orinoco_unlock(priv, &flags);
1274
1275         return err;
1276 }
1277
1278 /* Disassociate from node with BSSID addr */
1279 int orinoco_hw_disassociate(struct orinoco_private *priv,
1280                             u8 *addr, u16 reason_code)
1281 {
1282         hermes_t *hw = &priv->hw;
1283         int err;
1284
1285         struct {
1286                 u8 addr[ETH_ALEN];
1287                 __le16 reason_code;
1288         } __attribute__ ((packed)) buf;
1289
1290         /* Currently only supported by WPA enabled Agere fw */
1291         if (!priv->has_wpa)
1292                 return -EOPNOTSUPP;
1293
1294         memcpy(buf.addr, addr, ETH_ALEN);
1295         buf.reason_code = cpu_to_le16(reason_code);
1296         err = HERMES_WRITE_RECORD(hw, USER_BAP,
1297                                   HERMES_RID_CNFDISASSOCIATE,
1298                                   &buf);
1299         return err;
1300 }
1301
1302 int orinoco_hw_get_current_bssid(struct orinoco_private *priv,
1303                                  u8 *addr)
1304 {
1305         hermes_t *hw = &priv->hw;
1306         int err;
1307
1308         err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID,
1309                               ETH_ALEN, NULL, addr);
1310
1311         return err;
1312 }