drivers/staging/wlan-ng/prism2mgmt.c

   1 /* src/prism2/driver/prism2mgmt.c
   2 *
   3 * Management request handler functions.
   4 *
   5 * Copyright (C) 1999 AbsoluteValue Systems, Inc.  All Rights Reserved.
   6 * --------------------------------------------------------------------
   7 *
   8 * linux-wlan
   9 *
  10 *   The contents of this file are subject to the Mozilla Public
  11 *   License Version 1.1 (the "License"); you may not use this file
  12 *   except in compliance with the License. You may obtain a copy of
  13 *   the License at http://www.mozilla.org/MPL/
  14 *
  15 *   Software distributed under the License is distributed on an "AS
  16 *   IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
  17 *   implied. See the License for the specific language governing
  18 *   rights and limitations under the License.
  19 *
  20 *   Alternatively, the contents of this file may be used under the
  21 *   terms of the GNU Public License version 2 (the "GPL"), in which
  22 *   case the provisions of the GPL are applicable instead of the
  23 *   above.  If you wish to allow the use of your version of this file
  24 *   only under the terms of the GPL and not to allow others to use
  25 *   your version of this file under the MPL, indicate your decision
  26 *   by deleting the provisions above and replace them with the notice
  27 *   and other provisions required by the GPL.  If you do not delete
  28 *   the provisions above, a recipient may use your version of this
  29 *   file under either the MPL or the GPL.
  30 *
  31 * --------------------------------------------------------------------
  32 *
  33 * Inquiries regarding the linux-wlan Open Source project can be
  34 * made directly to:
  35 *
  36 * AbsoluteValue Systems Inc.
  37 * info@linux-wlan.com
  38 * http://www.linux-wlan.com
  39 *
  40 * --------------------------------------------------------------------
  41 *
  42 * Portions of the development of this software were funded by
  43 * Intersil Corporation as part of PRISM(R) chipset product development.
  44 *
  45 * --------------------------------------------------------------------
  46 *
  47 * The functions in this file handle management requests sent from
  48 * user mode.
  49 *
  50 * Most of these functions have two separate blocks of code that are
  51 * conditional on whether this is a station or an AP.  This is used
  52 * to separate out the STA and AP responses to these management primitives.
  53 * It's a choice (good, bad, indifferent?) to have the code in the same
  54 * place so it's clear that the same primitive is implemented in both
  55 * cases but has different behavior.
  56 *
  57 * --------------------------------------------------------------------
  58 */
  59
  60 #include <linux/if_arp.h>
  61 #include <linux/module.h>
  62 #include <linux/kernel.h>
  63 #include <linux/wait.h>
  64 #include <linux/sched.h>
  65 #include <linux/types.h>
  66 #include <linux/wireless.h>
  67 #include <linux/netdevice.h>
  68 #include <linux/delay.h>
  69 #include <linux/io.h>
  70 #include <asm/byteorder.h>
  71 #include <linux/random.h>
  72 #include <linux/usb.h>
  73 #include <linux/bitops.h>
  74
  75 #include "p80211types.h"
  76 #include "p80211hdr.h"
  77 #include "p80211mgmt.h"
  78 #include "p80211conv.h"
  79 #include "p80211msg.h"
  80 #include "p80211netdev.h"
  81 #include "p80211metadef.h"
  82 #include "p80211metastruct.h"
  83 #include "hfa384x.h"
  84 #include "prism2mgmt.h"
  85
  86 /* Converts 802.11 format rate specifications to prism2 */
  87 #define p80211rate_to_p2bit(n)  ((((n)&~BIT(7)) == 2) ? BIT(0) :  \
  88                                  (((n)&~BIT(7)) == 4) ? BIT(1) : \
  89                                  (((n)&~BIT(7)) == 11) ? BIT(2) : \
  90                                  (((n)&~BIT(7)) == 22) ? BIT(3) : 0)
  91
  92 /*----------------------------------------------------------------
  93 * prism2mgmt_scan
  94 *
  95 * Initiate a scan for BSSs.
  96 *
  97 * This function corresponds to MLME-scan.request and part of
  98 * MLME-scan.confirm.  As far as I can tell in the standard, there
  99 * are no restrictions on when a scan.request may be issued.  We have
 100 * to handle in whatever state the driver/MAC happen to be.
 101 *
 102 * Arguments:
 103 *       wlandev         wlan device structure
 104 *       msgp            ptr to msg buffer
 105 *
 106 * Returns:
 107 *       0       success and done
 108 *       <0      success, but we're waiting for something to finish.
 109 *       >0      an error occurred while handling the message.
 110 * Side effects:
 111 *
 112 * Call context:
 113 *       process thread  (usually)
 114 *       interrupt
 115 ----------------------------------------------------------------*/
 116 int prism2mgmt_scan(wlandevice_t *wlandev, void *msgp)
 117 {
 118         int result = 0;
 119         hfa384x_t *hw = wlandev->priv;
 120         struct p80211msg_dot11req_scan *msg = msgp;
 121         u16 roamingmode, word;
 122         int i, timeout;
 123         int istmpenable = 0;
 124
 125         hfa384x_HostScanRequest_data_t scanreq;
 126
 127         /* gatekeeper check */
 128         if (HFA384x_FIRMWARE_VERSION(hw->ident_sta_fw.major,
 129                                      hw->ident_sta_fw.minor,
 130                                      hw->ident_sta_fw.variant) <
 131             HFA384x_FIRMWARE_VERSION(1, 3, 2)) {
 132                 printk(KERN_ERR
 133                        "HostScan not supported with current firmware (<1.3.2).\n");
 134                 result = 1;
 135                 msg->resultcode.data = P80211ENUM_resultcode_not_supported;
 136                 goto exit;
 137         }
 138
 139         memset(&scanreq, 0, sizeof(scanreq));
 140
 141         /* save current roaming mode */
 142         result = hfa384x_drvr_getconfig16(hw,
 143                                           HFA384x_RID_CNFROAMINGMODE,
 144                                           &roamingmode);
 145         if (result) {
 146                 printk(KERN_ERR "getconfig(ROAMMODE) failed. result=%d\n",
 147                        result);
 148                 msg->resultcode.data =
 149                     P80211ENUM_resultcode_implementation_failure;
 150                 goto exit;
 151         }
 152
 153         /* drop into mode 3 for the scan */
 154         result = hfa384x_drvr_setconfig16(hw,
 155                                           HFA384x_RID_CNFROAMINGMODE,
 156                                           HFA384x_ROAMMODE_HOSTSCAN_HOSTROAM);
 157         if (result) {
 158                 printk(KERN_ERR "setconfig(ROAMINGMODE) failed. result=%d\n",
 159                        result);
 160                 msg->resultcode.data =
 161                     P80211ENUM_resultcode_implementation_failure;
 162                 goto exit;
 163         }
 164
 165         /* active or passive? */
 166         if (HFA384x_FIRMWARE_VERSION(hw->ident_sta_fw.major,
 167                                      hw->ident_sta_fw.minor,
 168                                      hw->ident_sta_fw.variant) >
 169             HFA384x_FIRMWARE_VERSION(1, 5, 0)) {
 170                 if (msg->scantype.data != P80211ENUM_scantype_active)
 171                         word = cpu_to_le16(msg->maxchanneltime.data);
 172                 else
 173                         word = 0;
 174
 175                 result =
 176                     hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFPASSIVESCANCTRL,
 177                                              word);
 178                 if (result) {
 179                         printk(KERN_WARNING "Passive scan not supported with "
 180                                "current firmware.  (<1.5.1)\n");
 181                 }
 182         }
 183
 184         /* set up the txrate to be 2MBPS. Should be fastest basicrate... */
 185         word = HFA384x_RATEBIT_2;
 186         scanreq.txRate = cpu_to_le16(word);
 187
 188         /* set up the channel list */
 189         word = 0;
 190         for (i = 0; i < msg->channellist.data.len; i++) {
 191                 u8 channel = msg->channellist.data.data[i];
 192                 if (channel > 14)
 193                         continue;
 194                 /* channel 1 is BIT 0 ... channel 14 is BIT 13 */
 195                 word |= (1 << (channel - 1));
 196         }
 197         scanreq.channelList = cpu_to_le16(word);
 198
 199         /* set up the ssid, if present. */
 200         scanreq.ssid.len = cpu_to_le16(msg->ssid.data.len);
 201         memcpy(scanreq.ssid.data, msg->ssid.data.data, msg->ssid.data.len);
 202
 203         /* Enable the MAC port if it's not already enabled  */
 204         result = hfa384x_drvr_getconfig16(hw, HFA384x_RID_PORTSTATUS, &word);
 205         if (result) {
 206                 printk(KERN_ERR "getconfig(PORTSTATUS) failed. "
 207                        "result=%d\n", result);
 208                 msg->resultcode.data =
 209                     P80211ENUM_resultcode_implementation_failure;
 210                 goto exit;
 211         }
 212         if (word == HFA384x_PORTSTATUS_DISABLED) {
 213                 u16 wordbuf[17];
 214
 215                 result = hfa384x_drvr_setconfig16(hw,
 216                                                   HFA384x_RID_CNFROAMINGMODE,
 217                                                   HFA384x_ROAMMODE_HOSTSCAN_HOSTROAM);
 218                 if (result) {
 219                         printk(KERN_ERR
 220                                "setconfig(ROAMINGMODE) failed. result=%d\n",
 221                                result);
 222                         msg->resultcode.data =
 223                             P80211ENUM_resultcode_implementation_failure;
 224                         goto exit;
 225                 }
 226                 /* Construct a bogus SSID and assign it to OwnSSID and
 227                  * DesiredSSID
 228                  */
 229                 wordbuf[0] = cpu_to_le16(WLAN_SSID_MAXLEN);
 230                 get_random_bytes(&wordbuf[1], WLAN_SSID_MAXLEN);
 231                 result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFOWNSSID,
 232                                                 wordbuf,
 233                                                 HFA384x_RID_CNFOWNSSID_LEN);
 234                 if (result) {
 235                         printk(KERN_ERR "Failed to set OwnSSID.\n");
 236                         msg->resultcode.data =
 237                             P80211ENUM_resultcode_implementation_failure;
 238                         goto exit;
 239                 }
 240                 result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFDESIREDSSID,
 241                                                 wordbuf,
 242                                                 HFA384x_RID_CNFDESIREDSSID_LEN);
 243                 if (result) {
 244                         printk(KERN_ERR "Failed to set DesiredSSID.\n");
 245                         msg->resultcode.data =
 246                             P80211ENUM_resultcode_implementation_failure;
 247                         goto exit;
 248                 }
 249                 /* bsstype */
 250                 result = hfa384x_drvr_setconfig16(hw,
 251                                                   HFA384x_RID_CNFPORTTYPE,
 252                                                   HFA384x_PORTTYPE_IBSS);
 253                 if (result) {
 254                         printk(KERN_ERR "Failed to set CNFPORTTYPE.\n");
 255                         msg->resultcode.data =
 256                             P80211ENUM_resultcode_implementation_failure;
 257                         goto exit;
 258                 }
 259                 /* ibss options */
 260                 result = hfa384x_drvr_setconfig16(hw,
 261                                                   HFA384x_RID_CREATEIBSS,
 262                                                   HFA384x_CREATEIBSS_JOINCREATEIBSS);
 263                 if (result) {
 264                         printk(KERN_ERR "Failed to set CREATEIBSS.\n");
 265                         msg->resultcode.data =
 266                             P80211ENUM_resultcode_implementation_failure;
 267                         goto exit;
 268                 }
 269                 result = hfa384x_drvr_enable(hw, 0);
 270                 if (result) {
 271                         printk(KERN_ERR "drvr_enable(0) failed. "
 272                                "result=%d\n", result);
 273                         msg->resultcode.data =
 274                             P80211ENUM_resultcode_implementation_failure;
 275                         goto exit;
 276                 }
 277                 istmpenable = 1;
 278         }
 279
 280         /* Figure out our timeout first Kus, then HZ */
 281         timeout = msg->channellist.data.len * msg->maxchanneltime.data;
 282         timeout = (timeout * HZ) / 1000;
 283
 284         /* Issue the scan request */
 285         hw->scanflag = 0;
 286
 287         result = hfa384x_drvr_setconfig(hw,
 288                                         HFA384x_RID_HOSTSCAN, &scanreq,
 289                                         sizeof(hfa384x_HostScanRequest_data_t));
 290         if (result) {
 291                 printk(KERN_ERR "setconfig(SCANREQUEST) failed. result=%d\n",
 292                        result);
 293                 msg->resultcode.data =
 294                     P80211ENUM_resultcode_implementation_failure;
 295                 goto exit;
 296         }
 297
 298         /* sleep until info frame arrives */
 299         wait_event_interruptible_timeout(hw->cmdq, hw->scanflag, timeout);
 300
 301         msg->numbss.status = P80211ENUM_msgitem_status_data_ok;
 302         if (hw->scanflag == -1)
 303                 hw->scanflag = 0;
 304
 305         msg->numbss.data = hw->scanflag;
 306
 307         hw->scanflag = 0;
 308
 309         /* Disable port if we temporarily enabled it. */
 310         if (istmpenable) {
 311                 result = hfa384x_drvr_disable(hw, 0);
 312                 if (result) {
 313                         printk(KERN_ERR "drvr_disable(0) failed. "
 314                                "result=%d\n", result);
 315                         msg->resultcode.data =
 316                             P80211ENUM_resultcode_implementation_failure;
 317                         goto exit;
 318                 }
 319         }
 320
 321         /* restore original roaming mode */
 322         result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFROAMINGMODE,
 323                                           roamingmode);
 324         if (result) {
 325                 printk(KERN_ERR "setconfig(ROAMMODE) failed. result=%d\n",
 326                        result);
 327                 msg->resultcode.data =
 328                     P80211ENUM_resultcode_implementation_failure;
 329                 goto exit;
 330         }
 331
 332         result = 0;
 333         msg->resultcode.data = P80211ENUM_resultcode_success;
 334
 335 exit:
 336         msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 337
 338         return result;
 339 }
 340
 341 /*----------------------------------------------------------------
 342 * prism2mgmt_scan_results
 343 *
 344 * Retrieve the BSS description for one of the BSSs identified in
 345 * a scan.
 346 *
 347 * Arguments:
 348 *       wlandev         wlan device structure
 349 *       msgp            ptr to msg buffer
 350 *
 351 * Returns:
 352 *       0       success and done
 353 *       <0      success, but we're waiting for something to finish.
 354 *       >0      an error occurred while handling the message.
 355 * Side effects:
 356 *
 357 * Call context:
 358 *       process thread  (usually)
 359 *       interrupt
 360 ----------------------------------------------------------------*/
 361 int prism2mgmt_scan_results(wlandevice_t *wlandev, void *msgp)
 362 {
 363         int result = 0;
 364         struct p80211msg_dot11req_scan_results *req;
 365         hfa384x_t *hw = wlandev->priv;
 366         hfa384x_HScanResultSub_t *item = NULL;
 367
 368         int count;
 369
 370         req = (struct p80211msg_dot11req_scan_results *) msgp;
 371
 372         req->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 373
 374         if (!hw->scanresults) {
 375                 printk(KERN_ERR
 376                        "dot11req_scan_results can only be used after a successful dot11req_scan.\n");
 377                 result = 2;
 378                 req->resultcode.data = P80211ENUM_resultcode_invalid_parameters;
 379                 goto exit;
 380         }
 381
 382         count = (hw->scanresults->framelen - 3) / 32;
 383         if (count > 32)
 384                 count = 32;
 385
 386         if (req->bssindex.data >= count) {
 387                 pr_debug("requested index (%d) out of range (%d)\n",
 388                          req->bssindex.data, count);
 389                 result = 2;
 390                 req->resultcode.data = P80211ENUM_resultcode_invalid_parameters;
 391                 goto exit;
 392         }
 393
 394         item = &(hw->scanresults->info.hscanresult.result[req->bssindex.data]);
 395         /* signal and noise */
 396         req->signal.status = P80211ENUM_msgitem_status_data_ok;
 397         req->noise.status = P80211ENUM_msgitem_status_data_ok;
 398         req->signal.data = le16_to_cpu(item->sl);
 399         req->noise.data = le16_to_cpu(item->anl);
 400
 401         /* BSSID */
 402         req->bssid.status = P80211ENUM_msgitem_status_data_ok;
 403         req->bssid.data.len = WLAN_BSSID_LEN;
 404         memcpy(req->bssid.data.data, item->bssid, WLAN_BSSID_LEN);
 405
 406         /* SSID */
 407         req->ssid.status = P80211ENUM_msgitem_status_data_ok;
 408         req->ssid.data.len = le16_to_cpu(item->ssid.len);
 409         memcpy(req->ssid.data.data, item->ssid.data, req->ssid.data.len);
 410
 411         /* supported rates */
 412         for (count = 0; count < 10; count++)
 413                 if (item->supprates[count] == 0)
 414                         break;
 415
 416 #define REQBASICRATE(N) \
 417         if ((count >= N) && DOT11_RATE5_ISBASIC_GET(item->supprates[(N)-1])) { \
 418                 req->basicrate ## N .data = item->supprates[(N)-1]; \
 419                 req->basicrate ## N .status = P80211ENUM_msgitem_status_data_ok; \
 420         }
 421
 422         REQBASICRATE(1);
 423         REQBASICRATE(2);
 424         REQBASICRATE(3);
 425         REQBASICRATE(4);
 426         REQBASICRATE(5);
 427         REQBASICRATE(6);
 428         REQBASICRATE(7);
 429         REQBASICRATE(8);
 430
 431 #define REQSUPPRATE(N) \
 432         if (count >= N) { \
 433                 req->supprate ## N .data = item->supprates[(N)-1]; \
 434                 req->supprate ## N .status = P80211ENUM_msgitem_status_data_ok; \
 435         }
 436
 437         REQSUPPRATE(1);
 438         REQSUPPRATE(2);
 439         REQSUPPRATE(3);
 440         REQSUPPRATE(4);
 441         REQSUPPRATE(5);
 442         REQSUPPRATE(6);
 443         REQSUPPRATE(7);
 444         REQSUPPRATE(8);
 445
 446         /* beacon period */
 447         req->beaconperiod.status = P80211ENUM_msgitem_status_data_ok;
 448         req->beaconperiod.data = le16_to_cpu(item->bcnint);
 449
 450         /* timestamps */
 451         req->timestamp.status = P80211ENUM_msgitem_status_data_ok;
 452         req->timestamp.data = jiffies;
 453         req->localtime.status = P80211ENUM_msgitem_status_data_ok;
 454         req->localtime.data = jiffies;
 455
 456         /* atim window */
 457         req->ibssatimwindow.status = P80211ENUM_msgitem_status_data_ok;
 458         req->ibssatimwindow.data = le16_to_cpu(item->atim);
 459
 460         /* Channel */
 461         req->dschannel.status = P80211ENUM_msgitem_status_data_ok;
 462         req->dschannel.data = le16_to_cpu(item->chid);
 463
 464         /* capinfo bits */
 465         count = le16_to_cpu(item->capinfo);
 466         req->capinfo.status = P80211ENUM_msgitem_status_data_ok;
 467         req->capinfo.data = count;
 468
 469         /* privacy flag */
 470         req->privacy.status = P80211ENUM_msgitem_status_data_ok;
 471         req->privacy.data = WLAN_GET_MGMT_CAP_INFO_PRIVACY(count);
 472
 473         /* cfpollable */
 474         req->cfpollable.status = P80211ENUM_msgitem_status_data_ok;
 475         req->cfpollable.data = WLAN_GET_MGMT_CAP_INFO_CFPOLLABLE(count);
 476
 477         /* cfpollreq */
 478         req->cfpollreq.status = P80211ENUM_msgitem_status_data_ok;
 479         req->cfpollreq.data = WLAN_GET_MGMT_CAP_INFO_CFPOLLREQ(count);
 480
 481         /* bsstype */
 482         req->bsstype.status = P80211ENUM_msgitem_status_data_ok;
 483         req->bsstype.data = (WLAN_GET_MGMT_CAP_INFO_ESS(count)) ?
 484             P80211ENUM_bsstype_infrastructure : P80211ENUM_bsstype_independent;
 485
 486         result = 0;
 487         req->resultcode.data = P80211ENUM_resultcode_success;
 488
 489 exit:
 490         return result;
 491 }
 492
 493 /*----------------------------------------------------------------
 494 * prism2mgmt_start
 495 *
 496 * Start a BSS.  Any station can do this for IBSS, only AP for ESS.
 497 *
 498 * Arguments:
 499 *       wlandev         wlan device structure
 500 *       msgp            ptr to msg buffer
 501 *
 502 * Returns:
 503 *       0       success and done
 504 *       <0      success, but we're waiting for something to finish.
 505 *       >0      an error occurred while handling the message.
 506 * Side effects:
 507 *
 508 * Call context:
 509 *       process thread  (usually)
 510 *       interrupt
 511 ----------------------------------------------------------------*/
 512 int prism2mgmt_start(wlandevice_t *wlandev, void *msgp)
 513 {
 514         int result = 0;
 515         hfa384x_t *hw = wlandev->priv;
 516         struct p80211msg_dot11req_start *msg = msgp;
 517
 518         p80211pstrd_t *pstr;
 519         u8 bytebuf[80];
 520         hfa384x_bytestr_t *p2bytestr = (hfa384x_bytestr_t *) bytebuf;
 521         u16 word;
 522
 523         wlandev->macmode = WLAN_MACMODE_NONE;
 524
 525         /* Set the SSID */
 526         memcpy(&wlandev->ssid, &msg->ssid.data, sizeof(msg->ssid.data));
 527
 528         /*** ADHOC IBSS ***/
 529         /* see if current f/w is less than 8c3 */
 530         if (HFA384x_FIRMWARE_VERSION(hw->ident_sta_fw.major,
 531                                      hw->ident_sta_fw.minor,
 532                                      hw->ident_sta_fw.variant) <
 533             HFA384x_FIRMWARE_VERSION(0, 8, 3)) {
 534                 /* Ad-Hoc not quite supported on Prism2 */
 535                 msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 536                 msg->resultcode.data = P80211ENUM_resultcode_not_supported;
 537                 goto done;
 538         }
 539
 540         msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 541
 542         /*** STATION ***/
 543         /* Set the REQUIRED config items */
 544         /* SSID */
 545         pstr = (p80211pstrd_t *) &(msg->ssid.data);
 546         prism2mgmt_pstr2bytestr(p2bytestr, pstr);
 547         result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFOWNSSID,
 548                                         bytebuf, HFA384x_RID_CNFOWNSSID_LEN);
 549         if (result) {
 550                 printk(KERN_ERR "Failed to set CnfOwnSSID\n");
 551                 goto failed;
 552         }
 553         result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFDESIREDSSID,
 554                                         bytebuf,
 555                                         HFA384x_RID_CNFDESIREDSSID_LEN);
 556         if (result) {
 557                 printk(KERN_ERR "Failed to set CnfDesiredSSID\n");
 558                 goto failed;
 559         }
 560
 561         /* bsstype - we use the default in the ap firmware */
 562         /* IBSS port */
 563         hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFPORTTYPE, 0);
 564
 565         /* beacon period */
 566         word = msg->beaconperiod.data;
 567         result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFAPBCNint, word);
 568         if (result) {
 569                 printk(KERN_ERR "Failed to set beacon period=%d.\n", word);
 570                 goto failed;
 571         }
 572
 573         /* dschannel */
 574         word = msg->dschannel.data;
 575         result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFOWNCHANNEL, word);
 576         if (result) {
 577                 printk(KERN_ERR "Failed to set channel=%d.\n", word);
 578                 goto failed;
 579         }
 580         /* Basic rates */
 581         word = p80211rate_to_p2bit(msg->basicrate1.data);
 582         if (msg->basicrate2.status == P80211ENUM_msgitem_status_data_ok)
 583                 word |= p80211rate_to_p2bit(msg->basicrate2.data);
 584
 585         if (msg->basicrate3.status == P80211ENUM_msgitem_status_data_ok)
 586                 word |= p80211rate_to_p2bit(msg->basicrate3.data);
 587
 588         if (msg->basicrate4.status == P80211ENUM_msgitem_status_data_ok)
 589                 word |= p80211rate_to_p2bit(msg->basicrate4.data);
 590
 591         if (msg->basicrate5.status == P80211ENUM_msgitem_status_data_ok)
 592                 word |= p80211rate_to_p2bit(msg->basicrate5.data);
 593
 594         if (msg->basicrate6.status == P80211ENUM_msgitem_status_data_ok)
 595                 word |= p80211rate_to_p2bit(msg->basicrate6.data);
 596
 597         if (msg->basicrate7.status == P80211ENUM_msgitem_status_data_ok)
 598                 word |= p80211rate_to_p2bit(msg->basicrate7.data);
 599
 600         if (msg->basicrate8.status == P80211ENUM_msgitem_status_data_ok)
 601                 word |= p80211rate_to_p2bit(msg->basicrate8.data);
 602
 603         result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFBASICRATES, word);
 604         if (result) {
 605                 printk(KERN_ERR "Failed to set basicrates=%d.\n", word);
 606                 goto failed;
 607         }
 608
 609         /* Operational rates (supprates and txratecontrol) */
 610         word = p80211rate_to_p2bit(msg->operationalrate1.data);
 611         if (msg->operationalrate2.status == P80211ENUM_msgitem_status_data_ok)
 612                 word |= p80211rate_to_p2bit(msg->operationalrate2.data);
 613
 614         if (msg->operationalrate3.status == P80211ENUM_msgitem_status_data_ok)
 615                 word |= p80211rate_to_p2bit(msg->operationalrate3.data);
 616
 617         if (msg->operationalrate4.status == P80211ENUM_msgitem_status_data_ok)
 618                 word |= p80211rate_to_p2bit(msg->operationalrate4.data);
 619
 620         if (msg->operationalrate5.status == P80211ENUM_msgitem_status_data_ok)
 621                 word |= p80211rate_to_p2bit(msg->operationalrate5.data);
 622
 623         if (msg->operationalrate6.status == P80211ENUM_msgitem_status_data_ok)
 624                 word |= p80211rate_to_p2bit(msg->operationalrate6.data);
 625
 626         if (msg->operationalrate7.status == P80211ENUM_msgitem_status_data_ok)
 627                 word |= p80211rate_to_p2bit(msg->operationalrate7.data);
 628
 629         if (msg->operationalrate8.status == P80211ENUM_msgitem_status_data_ok)
 630                 word |= p80211rate_to_p2bit(msg->operationalrate8.data);
 631
 632         result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFSUPPRATES, word);
 633         if (result) {
 634                 printk(KERN_ERR "Failed to set supprates=%d.\n", word);
 635                 goto failed;
 636         }
 637
 638         result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_TXRATECNTL, word);
 639         if (result) {
 640                 printk(KERN_ERR "Failed to set txrates=%d.\n", word);
 641                 goto failed;
 642         }
 643
 644         /* Set the macmode so the frame setup code knows what to do */
 645         if (msg->bsstype.data == P80211ENUM_bsstype_independent) {
 646                 wlandev->macmode = WLAN_MACMODE_IBSS_STA;
 647                 /* lets extend the data length a bit */
 648                 hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFMAXDATALEN, 2304);
 649         }
 650
 651         /* Enable the Port */
 652         result = hfa384x_drvr_enable(hw, 0);
 653         if (result) {
 654                 printk(KERN_ERR "Enable macport failed, result=%d.\n", result);
 655                 goto failed;
 656         }
 657
 658         msg->resultcode.data = P80211ENUM_resultcode_success;
 659
 660         goto done;
 661 failed:
 662         pr_debug("Failed to set a config option, result=%d\n", result);
 663         msg->resultcode.data = P80211ENUM_resultcode_invalid_parameters;
 664
 665 done:
 666         result = 0;
 667
 668         return result;
 669 }
 670
 671 /*----------------------------------------------------------------
 672 * prism2mgmt_readpda
 673 *
 674 * Collect the PDA data and put it in the message.
 675 *
 676 * Arguments:
 677 *       wlandev         wlan device structure
 678 *       msgp            ptr to msg buffer
 679 *
 680 * Returns:
 681 *       0       success and done
 682 *       <0      success, but we're waiting for something to finish.
 683 *       >0      an error occurred while handling the message.
 684 * Side effects:
 685 *
 686 * Call context:
 687 *       process thread  (usually)
 688 ----------------------------------------------------------------*/
 689 int prism2mgmt_readpda(wlandevice_t *wlandev, void *msgp)
 690 {
 691         hfa384x_t *hw = wlandev->priv;
 692         struct p80211msg_p2req_readpda *msg = msgp;
 693         int result;
 694
 695         /* We only support collecting the PDA when in the FWLOAD
 696          * state.
 697          */
 698         if (wlandev->msdstate != WLAN_MSD_FWLOAD) {
 699                 printk(KERN_ERR
 700                        "PDA may only be read " "in the fwload state.\n");
 701                 msg->resultcode.data =
 702                     P80211ENUM_resultcode_implementation_failure;
 703                 msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 704         } else {
 705                 /*  Call drvr_readpda(), it handles the auxport enable
 706                  *  and validating the returned PDA.
 707                  */
 708                 result = hfa384x_drvr_readpda(hw,
 709                                               msg->pda.data,
 710                                               HFA384x_PDA_LEN_MAX);
 711                 if (result) {
 712                         printk(KERN_ERR
 713                                "hfa384x_drvr_readpda() failed, "
 714                                "result=%d\n", result);
 715
 716                         msg->resultcode.data =
 717                             P80211ENUM_resultcode_implementation_failure;
 718                         msg->resultcode.status =
 719                             P80211ENUM_msgitem_status_data_ok;
 720                         return 0;
 721                 }
 722                 msg->pda.status = P80211ENUM_msgitem_status_data_ok;
 723                 msg->resultcode.data = P80211ENUM_resultcode_success;
 724                 msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 725         }
 726
 727         return 0;
 728 }
 729
 730 /*----------------------------------------------------------------
 731 * prism2mgmt_ramdl_state
 732 *
 733 * Establishes the beginning/end of a card RAM download session.
 734 *
 735 * It is expected that the ramdl_write() function will be called
 736 * one or more times between the 'enable' and 'disable' calls to
 737 * this function.
 738 *
 739 * Note: This function should not be called when a mac comm port
 740 *       is active.
 741 *
 742 * Arguments:
 743 *       wlandev         wlan device structure
 744 *       msgp            ptr to msg buffer
 745 *
 746 * Returns:
 747 *       0       success and done
 748 *       <0      success, but we're waiting for something to finish.
 749 *       >0      an error occurred while handling the message.
 750 * Side effects:
 751 *
 752 * Call context:
 753 *       process thread  (usually)
 754 ----------------------------------------------------------------*/
 755 int prism2mgmt_ramdl_state(wlandevice_t *wlandev, void *msgp)
 756 {
 757         hfa384x_t *hw = wlandev->priv;
 758         struct p80211msg_p2req_ramdl_state *msg = msgp;
 759
 760         if (wlandev->msdstate != WLAN_MSD_FWLOAD) {
 761                 printk(KERN_ERR
 762                        "ramdl_state(): may only be called "
 763                        "in the fwload state.\n");
 764                 msg->resultcode.data =
 765                     P80211ENUM_resultcode_implementation_failure;
 766                 msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 767                 return 0;
 768         }
 769
 770         /*
 771          ** Note: Interrupts are locked out if this is an AP and are NOT
 772          ** locked out if this is a station.
 773          */
 774
 775         msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 776         if (msg->enable.data == P80211ENUM_truth_true) {
 777                 if (hfa384x_drvr_ramdl_enable(hw, msg->exeaddr.data)) {
 778                         msg->resultcode.data =
 779                             P80211ENUM_resultcode_implementation_failure;
 780                 } else {
 781                         msg->resultcode.data = P80211ENUM_resultcode_success;
 782                 }
 783         } else {
 784                 hfa384x_drvr_ramdl_disable(hw);
 785                 msg->resultcode.data = P80211ENUM_resultcode_success;
 786         }
 787
 788         return 0;
 789 }
 790
 791 /*----------------------------------------------------------------
 792 * prism2mgmt_ramdl_write
 793 *
 794 * Writes a buffer to the card RAM using the download state.  This
 795 * is for writing code to card RAM.  To just read or write raw data
 796 * use the aux functions.
 797 *
 798 * Arguments:
 799 *       wlandev         wlan device structure
 800 *       msgp            ptr to msg buffer
 801 *
 802 * Returns:
 803 *       0       success and done
 804 *       <0      success, but we're waiting for something to finish.
 805 *       >0      an error occurred while handling the message.
 806 * Side effects:
 807 *
 808 * Call context:
 809 *       process thread  (usually)
 810 ----------------------------------------------------------------*/
 811 int prism2mgmt_ramdl_write(wlandevice_t *wlandev, void *msgp)
 812 {
 813         hfa384x_t *hw = wlandev->priv;
 814         struct p80211msg_p2req_ramdl_write *msg = msgp;
 815         u32 addr;
 816         u32 len;
 817         u8 *buf;
 818
 819         if (wlandev->msdstate != WLAN_MSD_FWLOAD) {
 820                 printk(KERN_ERR
 821                        "ramdl_write(): may only be called "
 822                        "in the fwload state.\n");
 823                 msg->resultcode.data =
 824                     P80211ENUM_resultcode_implementation_failure;
 825                 msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 826                 return 0;
 827         }
 828
 829         msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 830         /* first validate the length */
 831         if (msg->len.data > sizeof(msg->data.data)) {
 832                 msg->resultcode.status =
 833                     P80211ENUM_resultcode_invalid_parameters;
 834                 return 0;
 835         }
 836         /* call the hfa384x function to do the write */
 837         addr = msg->addr.data;
 838         len = msg->len.data;
 839         buf = msg->data.data;
 840         if (hfa384x_drvr_ramdl_write(hw, addr, buf, len))
 841                 msg->resultcode.data = P80211ENUM_resultcode_refused;
 842
 843         msg->resultcode.data = P80211ENUM_resultcode_success;
 844
 845         return 0;
 846 }
 847
 848 /*----------------------------------------------------------------
 849 * prism2mgmt_flashdl_state
 850 *
 851 * Establishes the beginning/end of a card Flash download session.
 852 *
 853 * It is expected that the flashdl_write() function will be called
 854 * one or more times between the 'enable' and 'disable' calls to
 855 * this function.
 856 *
 857 * Note: This function should not be called when a mac comm port
 858 *       is active.
 859 *
 860 * Arguments:
 861 *       wlandev         wlan device structure
 862 *       msgp            ptr to msg buffer
 863 *
 864 * Returns:
 865 *       0       success and done
 866 *       <0      success, but we're waiting for something to finish.
 867 *       >0      an error occurred while handling the message.
 868 * Side effects:
 869 *
 870 * Call context:
 871 *       process thread  (usually)
 872 ----------------------------------------------------------------*/
 873 int prism2mgmt_flashdl_state(wlandevice_t *wlandev, void *msgp)
 874 {
 875         int result = 0;
 876         hfa384x_t *hw = wlandev->priv;
 877         struct p80211msg_p2req_flashdl_state *msg = msgp;
 878
 879         if (wlandev->msdstate != WLAN_MSD_FWLOAD) {
 880                 printk(KERN_ERR
 881                        "flashdl_state(): may only be called "
 882                        "in the fwload state.\n");
 883                 msg->resultcode.data =
 884                     P80211ENUM_resultcode_implementation_failure;
 885                 msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 886                 return 0;
 887         }
 888
 889         /*
 890          ** Note: Interrupts are locked out if this is an AP and are NOT
 891          ** locked out if this is a station.
 892          */
 893
 894         msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 895         if (msg->enable.data == P80211ENUM_truth_true) {
 896                 if (hfa384x_drvr_flashdl_enable(hw)) {
 897                         msg->resultcode.data =
 898                             P80211ENUM_resultcode_implementation_failure;
 899                 } else {
 900                         msg->resultcode.data = P80211ENUM_resultcode_success;
 901                 }
 902         } else {
 903                 hfa384x_drvr_flashdl_disable(hw);
 904                 msg->resultcode.data = P80211ENUM_resultcode_success;
 905                 /* NOTE: At this point, the MAC is in the post-reset
 906                  * state and the driver is in the fwload state.
 907                  * We need to get the MAC back into the fwload
 908                  * state.  To do this, we set the nsdstate to HWPRESENT
 909                  * and then call the ifstate function to redo everything
 910                  * that got us into the fwload state.
 911                  */
 912                 wlandev->msdstate = WLAN_MSD_HWPRESENT;
 913                 result = prism2sta_ifstate(wlandev, P80211ENUM_ifstate_fwload);
 914                 if (result != P80211ENUM_resultcode_success) {
 915                         printk(KERN_ERR "prism2sta_ifstate(fwload) failed,"
 916                                "P80211ENUM_resultcode=%d\n", result);
 917                         msg->resultcode.data =
 918                             P80211ENUM_resultcode_implementation_failure;
 919                         result = -1;
 920                 }
 921         }
 922
 923         return 0;
 924 }
 925
 926 /*----------------------------------------------------------------
 927 * prism2mgmt_flashdl_write
 928 *
 929 *
 930 *
 931 * Arguments:
 932 *       wlandev         wlan device structure
 933 *       msgp            ptr to msg buffer
 934 *
 935 * Returns:
 936 *       0       success and done
 937 *       <0      success, but we're waiting for something to finish.
 938 *       >0      an error occurred while handling the message.
 939 * Side effects:
 940 *
 941 * Call context:
 942 *       process thread  (usually)
 943 ----------------------------------------------------------------*/
 944 int prism2mgmt_flashdl_write(wlandevice_t *wlandev, void *msgp)
 945 {
 946         hfa384x_t *hw = wlandev->priv;
 947         struct p80211msg_p2req_flashdl_write *msg = msgp;
 948         u32 addr;
 949         u32 len;
 950         u8 *buf;
 951
 952         if (wlandev->msdstate != WLAN_MSD_FWLOAD) {
 953                 printk(KERN_ERR
 954                        "flashdl_write(): may only be called "
 955                        "in the fwload state.\n");
 956                 msg->resultcode.data =
 957                     P80211ENUM_resultcode_implementation_failure;
 958                 msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 959                 return 0;
 960         }
 961
 962         /*
 963          ** Note: Interrupts are locked out if this is an AP and are NOT
 964          ** locked out if this is a station.
 965          */
 966
 967         msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
 968         /* first validate the length */
 969         if (msg->len.data > sizeof(msg->data.data)) {
 970                 msg->resultcode.status =
 971                     P80211ENUM_resultcode_invalid_parameters;
 972                 return 0;
 973         }
 974         /* call the hfa384x function to do the write */
 975         addr = msg->addr.data;
 976         len = msg->len.data;
 977         buf = msg->data.data;
 978         if (hfa384x_drvr_flashdl_write(hw, addr, buf, len))
 979                 msg->resultcode.data = P80211ENUM_resultcode_refused;
 980
 981         msg->resultcode.data = P80211ENUM_resultcode_success;
 982
 983         return 0;
 984 }
 985
 986 /*----------------------------------------------------------------
 987 * prism2mgmt_autojoin
 988 *
 989 * Associate with an ESS.
 990 *
 991 * Arguments:
 992 *       wlandev         wlan device structure
 993 *       msgp            ptr to msg buffer
 994 *
 995 * Returns:
 996 *       0       success and done
 997 *       <0      success, but we're waiting for something to finish.
 998 *       >0      an error occurred while handling the message.
 999 * Side effects:
1000 *
1001 * Call context:
1002 *       process thread  (usually)
1003 *       interrupt
1004 ----------------------------------------------------------------*/
1005 int prism2mgmt_autojoin(wlandevice_t *wlandev, void *msgp)
1006 {
1007         hfa384x_t *hw = wlandev->priv;
1008         int result = 0;
1009         u16 reg;
1010         u16 port_type;
1011         struct p80211msg_lnxreq_autojoin *msg = msgp;
1012         p80211pstrd_t *pstr;
1013         u8 bytebuf[256];
1014         hfa384x_bytestr_t *p2bytestr = (hfa384x_bytestr_t *) bytebuf;
1015
1016         wlandev->macmode = WLAN_MACMODE_NONE;
1017
1018         /* Set the SSID */
1019         memcpy(&wlandev->ssid, &msg->ssid.data, sizeof(msg->ssid.data));
1020
1021         /* Disable the Port */
1022         hfa384x_drvr_disable(hw, 0);
1023
1024         /*** STATION ***/
1025         /* Set the TxRates */
1026         hfa384x_drvr_setconfig16(hw, HFA384x_RID_TXRATECNTL, 0x000f);
1027
1028         /* Set the auth type */
1029         if (msg->authtype.data == P80211ENUM_authalg_sharedkey)
1030                 reg = HFA384x_CNFAUTHENTICATION_SHAREDKEY;
1031         else
1032                 reg = HFA384x_CNFAUTHENTICATION_OPENSYSTEM;
1033
1034         hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFAUTHENTICATION, reg);
1035
1036         /* Set the ssid */
1037         memset(bytebuf, 0, 256);
1038         pstr = (p80211pstrd_t *) &(msg->ssid.data);
1039         prism2mgmt_pstr2bytestr(p2bytestr, pstr);
1040         result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFDESIREDSSID,
1041                                         bytebuf,
1042                                         HFA384x_RID_CNFDESIREDSSID_LEN);
1043         port_type = HFA384x_PORTTYPE_BSS;
1044         /* Set the PortType */
1045         hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFPORTTYPE, port_type);
1046
1047         /* Enable the Port */
1048         hfa384x_drvr_enable(hw, 0);
1049
1050         /* Set the resultcode */
1051         msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
1052         msg->resultcode.data = P80211ENUM_resultcode_success;
1053
1054         return result;
1055 }
1056
1057 /*----------------------------------------------------------------
1058 * prism2mgmt_wlansniff
1059 *
1060 * Start or stop sniffing.
1061 *
1062 * Arguments:
1063 *       wlandev         wlan device structure
1064 *       msgp            ptr to msg buffer
1065 *
1066 * Returns:
1067 *       0       success and done
1068 *       <0      success, but we're waiting for something to finish.
1069 *       >0      an error occurred while handling the message.
1070 * Side effects:
1071 *
1072 * Call context:
1073 *       process thread  (usually)
1074 *       interrupt
1075 ----------------------------------------------------------------*/
1076 int prism2mgmt_wlansniff(wlandevice_t *wlandev, void *msgp)
1077 {
1078         int result = 0;
1079         struct p80211msg_lnxreq_wlansniff *msg = msgp;
1080
1081         hfa384x_t *hw = wlandev->priv;
1082         u16 word;
1083
1084         msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
1085         switch (msg->enable.data) {
1086         case P80211ENUM_truth_false:
1087                 /* Confirm that we're in monitor mode */
1088                 if (wlandev->netdev->type == ARPHRD_ETHER) {
1089                         msg->resultcode.data =
1090                             P80211ENUM_resultcode_invalid_parameters;
1091                         result = 0;
1092                         goto exit;
1093                 }
1094                 /* Disable monitor mode */
1095                 result = hfa384x_cmd_monitor(hw, HFA384x_MONITOR_DISABLE);
1096                 if (result) {
1097                         pr_debug("failed to disable monitor mode, result=%d\n",
1098                                  result);
1099                         goto failed;
1100                 }
1101                 /* Disable port 0 */
1102                 result = hfa384x_drvr_disable(hw, 0);
1103                 if (result) {
1104                         pr_debug
1105                             ("failed to disable port 0 after sniffing, result=%d\n",
1106                              result);
1107                         goto failed;
1108                 }
1109                 /* Clear the driver state */
1110                 wlandev->netdev->type = ARPHRD_ETHER;
1111
1112                 /* Restore the wepflags */
1113                 result = hfa384x_drvr_setconfig16(hw,
1114                                                   HFA384x_RID_CNFWEPFLAGS,
1115                                                   hw->presniff_wepflags);
1116                 if (result) {
1117                         pr_debug
1118                             ("failed to restore wepflags=0x%04x, result=%d\n",
1119                              hw->presniff_wepflags, result);
1120                         goto failed;
1121                 }
1122
1123                 /* Set the port to its prior type and enable (if necessary) */
1124                 if (hw->presniff_port_type != 0) {
1125                         word = hw->presniff_port_type;
1126                         result = hfa384x_drvr_setconfig16(hw,
1127                                                   HFA384x_RID_CNFPORTTYPE,
1128                                                   word);
1129                         if (result) {
1130                                 pr_debug
1131                                     ("failed to restore porttype, result=%d\n",
1132                                      result);
1133                                 goto failed;
1134                         }
1135
1136                         /* Enable the port */
1137                         result = hfa384x_drvr_enable(hw, 0);
1138                         if (result) {
1139                                 pr_debug
1140                                     ("failed to enable port to presniff setting, result=%d\n",
1141                                      result);
1142                                 goto failed;
1143                         }
1144                 } else {
1145                         result = hfa384x_drvr_disable(hw, 0);
1146
1147                 }
1148
1149                 printk(KERN_INFO "monitor mode disabled\n");
1150                 msg->resultcode.data = P80211ENUM_resultcode_success;
1151                 result = 0;
1152                 goto exit;
1153                 break;
1154         case P80211ENUM_truth_true:
1155                 /* Disable the port (if enabled), only check Port 0 */
1156                 if (hw->port_enabled[0]) {
1157                         if (wlandev->netdev->type == ARPHRD_ETHER) {
1158                                 /* Save macport 0 state */
1159                                 result = hfa384x_drvr_getconfig16(hw,
1160                                                   HFA384x_RID_CNFPORTTYPE,
1161                                                   &(hw->presniff_port_type));
1162                                 if (result) {
1163                                         pr_debug
1164                                             ("failed to read porttype, result=%d\n",
1165                                              result);
1166                                         goto failed;
1167                                 }
1168                                 /* Save the wepflags state */
1169                                 result = hfa384x_drvr_getconfig16(hw,
1170                                                   HFA384x_RID_CNFWEPFLAGS,
1171                                                   &(hw->presniff_wepflags));
1172                                 if (result) {
1173                                         pr_debug
1174                                             ("failed to read wepflags, result=%d\n",
1175                                              result);
1176                                         goto failed;
1177                                 }
1178                                 hfa384x_drvr_stop(hw);
1179                                 result = hfa384x_drvr_start(hw);
1180                                 if (result) {
1181                                         pr_debug
1182                                             ("failed to restart the card for sniffing, result=%d\n",
1183                                              result);
1184                                         goto failed;
1185                                 }
1186                         } else {
1187                                 /* Disable the port */
1188                                 result = hfa384x_drvr_disable(hw, 0);
1189                                 if (result) {
1190                                         pr_debug
1191                                             ("failed to enable port for sniffing, result=%d\n",
1192                                              result);
1193                                         goto failed;
1194                                 }
1195                         }
1196                 } else {
1197                         hw->presniff_port_type = 0;
1198                 }
1199
1200                 /* Set the channel we wish to sniff  */
1201                 word = msg->channel.data;
1202                 result = hfa384x_drvr_setconfig16(hw,
1203                                                   HFA384x_RID_CNFOWNCHANNEL,
1204                                                   word);
1205                 hw->sniff_channel = word;
1206
1207                 if (result) {
1208                         pr_debug("failed to set channel %d, result=%d\n",
1209                                  word, result);
1210                         goto failed;
1211                 }
1212
1213                 /* Now if we're already sniffing, we can skip the rest */
1214                 if (wlandev->netdev->type != ARPHRD_ETHER) {
1215                         /* Set the port type to pIbss */
1216                         word = HFA384x_PORTTYPE_PSUEDOIBSS;
1217                         result = hfa384x_drvr_setconfig16(hw,
1218                                                   HFA384x_RID_CNFPORTTYPE,
1219                                                   word);
1220                         if (result) {
1221                                 pr_debug
1222                                     ("failed to set porttype %d, result=%d\n",
1223                                      word, result);
1224                                 goto failed;
1225                         }
1226                         if ((msg->keepwepflags.status ==
1227                              P80211ENUM_msgitem_status_data_ok)
1228                             && (msg->keepwepflags.data !=
1229                                 P80211ENUM_truth_true)) {
1230                                 /* Set the wepflags for no decryption */
1231                                 word = HFA384x_WEPFLAGS_DISABLE_TXCRYPT |
1232                                     HFA384x_WEPFLAGS_DISABLE_RXCRYPT;
1233                                 result =
1234                                     hfa384x_drvr_setconfig16(hw,
1235                                                      HFA384x_RID_CNFWEPFLAGS,
1236                                                      word);
1237                         }
1238
1239                         if (result) {
1240                                 pr_debug
1241                                     ("failed to set wepflags=0x%04x, result=%d\n",
1242                                      word, result);
1243                                 goto failed;
1244                         }
1245                 }
1246
1247                 /* Do we want to strip the FCS in monitor mode? */
1248                 if ((msg->stripfcs.status == P80211ENUM_msgitem_status_data_ok)
1249                     && (msg->stripfcs.data == P80211ENUM_truth_true)) {
1250                         hw->sniff_fcs = 0;
1251                 } else {
1252                         hw->sniff_fcs = 1;
1253                 }
1254
1255                 /* Do we want to truncate the packets? */
1256                 if (msg->packet_trunc.status ==
1257                     P80211ENUM_msgitem_status_data_ok) {
1258                         hw->sniff_truncate = msg->packet_trunc.data;
1259                 } else {
1260                         hw->sniff_truncate = 0;
1261                 }
1262
1263                 /* Enable the port */
1264                 result = hfa384x_drvr_enable(hw, 0);
1265                 if (result) {
1266                         pr_debug
1267                             ("failed to enable port for sniffing, result=%d\n",
1268                              result);
1269                         goto failed;
1270                 }
1271                 /* Enable monitor mode */
1272                 result = hfa384x_cmd_monitor(hw, HFA384x_MONITOR_ENABLE);
1273                 if (result) {
1274                         pr_debug("failed to enable monitor mode, result=%d\n",
1275                                  result);
1276                         goto failed;
1277                 }
1278
1279                 if (wlandev->netdev->type == ARPHRD_ETHER)
1280                         printk(KERN_INFO "monitor mode enabled\n");
1281
1282                 /* Set the driver state */
1283                 /* Do we want the prism2 header? */
1284                 if ((msg->prismheader.status ==
1285                      P80211ENUM_msgitem_status_data_ok)
1286                     && (msg->prismheader.data == P80211ENUM_truth_true)) {
1287                         hw->sniffhdr = 0;
1288                         wlandev->netdev->type = ARPHRD_IEEE80211_PRISM;
1289                 } else
1290                     if ((msg->wlanheader.status ==
1291                          P80211ENUM_msgitem_status_data_ok)
1292                         && (msg->wlanheader.data == P80211ENUM_truth_true)) {
1293                         hw->sniffhdr = 1;
1294                         wlandev->netdev->type = ARPHRD_IEEE80211_PRISM;
1295                 } else {
1296                         wlandev->netdev->type = ARPHRD_IEEE80211;
1297                 }
1298
1299                 msg->resultcode.data = P80211ENUM_resultcode_success;
1300                 result = 0;
1301                 goto exit;
1302                 break;
1303         default:
1304                 msg->resultcode.data = P80211ENUM_resultcode_invalid_parameters;
1305                 result = 0;
1306                 goto exit;
1307                 break;
1308         }
1309
1310 failed:
1311         msg->resultcode.data = P80211ENUM_resultcode_refused;
1312         result = 0;
1313 exit:
1314         return result;
1315 }