drivers/net/wireless/hostap/hostap_cs.c

   1 #define PRISM2_PCCARD
   2
   3 #include <linux/module.h>
   4 #include <linux/init.h>
   5 #include <linux/if.h>
   6 #include <linux/slab.h>
   7 #include <linux/wait.h>
   8 #include <linux/timer.h>
   9 #include <linux/skbuff.h>
  10 #include <linux/netdevice.h>
  11 #include <linux/workqueue.h>
  12 #include <linux/wireless.h>
  13 #include <net/iw_handler.h>
  14
  15 #include <pcmcia/cistpl.h>
  16 #include <pcmcia/cisreg.h>
  17 #include <pcmcia/ds.h>
  18
  19 #include <asm/io.h>
  20
  21 #include "hostap_wlan.h"
  22
  23
  24 static char *dev_info = "hostap_cs";
  25
  26 MODULE_AUTHOR("Jouni Malinen");
  27 MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN "
  28                    "cards (PC Card).");
  29 MODULE_SUPPORTED_DEVICE("Intersil Prism2-based WLAN cards (PC Card)");
  30 MODULE_LICENSE("GPL");
  31
  32
  33 static int ignore_cis_vcc;
  34 module_param(ignore_cis_vcc, int, 0444);
  35 MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry");
  36
  37
  38 /* struct local_info::hw_priv */
  39 struct hostap_cs_priv {
  40         struct pcmcia_device *link;
  41         int sandisk_connectplus;
  42 };
  43
  44
  45 #ifdef PRISM2_IO_DEBUG
  46
  47 static inline void hfa384x_outb_debug(struct net_device *dev, int a, u8 v)
  48 {
  49         struct hostap_interface *iface;
  50         local_info_t *local;
  51         unsigned long flags;
  52
  53         iface = netdev_priv(dev);
  54         local = iface->local;
  55         spin_lock_irqsave(&local->lock, flags);
  56         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTB, a, v);
  57         outb(v, dev->base_addr + a);
  58         spin_unlock_irqrestore(&local->lock, flags);
  59 }
  60
  61 static inline u8 hfa384x_inb_debug(struct net_device *dev, int a)
  62 {
  63         struct hostap_interface *iface;
  64         local_info_t *local;
  65         unsigned long flags;
  66         u8 v;
  67
  68         iface = netdev_priv(dev);
  69         local = iface->local;
  70         spin_lock_irqsave(&local->lock, flags);
  71         v = inb(dev->base_addr + a);
  72         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INB, a, v);
  73         spin_unlock_irqrestore(&local->lock, flags);
  74         return v;
  75 }
  76
  77 static inline void hfa384x_outw_debug(struct net_device *dev, int a, u16 v)
  78 {
  79         struct hostap_interface *iface;
  80         local_info_t *local;
  81         unsigned long flags;
  82
  83         iface = netdev_priv(dev);
  84         local = iface->local;
  85         spin_lock_irqsave(&local->lock, flags);
  86         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTW, a, v);
  87         outw(v, dev->base_addr + a);
  88         spin_unlock_irqrestore(&local->lock, flags);
  89 }
  90
  91 static inline u16 hfa384x_inw_debug(struct net_device *dev, int a)
  92 {
  93         struct hostap_interface *iface;
  94         local_info_t *local;
  95         unsigned long flags;
  96         u16 v;
  97
  98         iface = netdev_priv(dev);
  99         local = iface->local;
 100         spin_lock_irqsave(&local->lock, flags);
 101         v = inw(dev->base_addr + a);
 102         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INW, a, v);
 103         spin_unlock_irqrestore(&local->lock, flags);
 104         return v;
 105 }
 106
 107 static inline void hfa384x_outsw_debug(struct net_device *dev, int a,
 108                                        u8 *buf, int wc)
 109 {
 110         struct hostap_interface *iface;
 111         local_info_t *local;
 112         unsigned long flags;
 113
 114         iface = netdev_priv(dev);
 115         local = iface->local;
 116         spin_lock_irqsave(&local->lock, flags);
 117         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTSW, a, wc);
 118         outsw(dev->base_addr + a, buf, wc);
 119         spin_unlock_irqrestore(&local->lock, flags);
 120 }
 121
 122 static inline void hfa384x_insw_debug(struct net_device *dev, int a,
 123                                       u8 *buf, int wc)
 124 {
 125         struct hostap_interface *iface;
 126         local_info_t *local;
 127         unsigned long flags;
 128
 129         iface = netdev_priv(dev);
 130         local = iface->local;
 131         spin_lock_irqsave(&local->lock, flags);
 132         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INSW, a, wc);
 133         insw(dev->base_addr + a, buf, wc);
 134         spin_unlock_irqrestore(&local->lock, flags);
 135 }
 136
 137 #define HFA384X_OUTB(v,a) hfa384x_outb_debug(dev, (a), (v))
 138 #define HFA384X_INB(a) hfa384x_inb_debug(dev, (a))
 139 #define HFA384X_OUTW(v,a) hfa384x_outw_debug(dev, (a), (v))
 140 #define HFA384X_INW(a) hfa384x_inw_debug(dev, (a))
 141 #define HFA384X_OUTSW(a, buf, wc) hfa384x_outsw_debug(dev, (a), (buf), (wc))
 142 #define HFA384X_INSW(a, buf, wc) hfa384x_insw_debug(dev, (a), (buf), (wc))
 143
 144 #else /* PRISM2_IO_DEBUG */
 145
 146 #define HFA384X_OUTB(v,a) outb((v), dev->base_addr + (a))
 147 #define HFA384X_INB(a) inb(dev->base_addr + (a))
 148 #define HFA384X_OUTW(v,a) outw((v), dev->base_addr + (a))
 149 #define HFA384X_INW(a) inw(dev->base_addr + (a))
 150 #define HFA384X_INSW(a, buf, wc) insw(dev->base_addr + (a), buf, wc)
 151 #define HFA384X_OUTSW(a, buf, wc) outsw(dev->base_addr + (a), buf, wc)
 152
 153 #endif /* PRISM2_IO_DEBUG */
 154
 155
 156 static int hfa384x_from_bap(struct net_device *dev, u16 bap, void *buf,
 157                             int len)
 158 {
 159         u16 d_off;
 160         u16 *pos;
 161
 162         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
 163         pos = (u16 *) buf;
 164
 165         if (len / 2)
 166                 HFA384X_INSW(d_off, buf, len / 2);
 167         pos += len / 2;
 168
 169         if (len & 1)
 170                 *((char *) pos) = HFA384X_INB(d_off);
 171
 172         return 0;
 173 }
 174
 175
 176 static int hfa384x_to_bap(struct net_device *dev, u16 bap, void *buf, int len)
 177 {
 178         u16 d_off;
 179         u16 *pos;
 180
 181         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
 182         pos = (u16 *) buf;
 183
 184         if (len / 2)
 185                 HFA384X_OUTSW(d_off, buf, len / 2);
 186         pos += len / 2;
 187
 188         if (len & 1)
 189                 HFA384X_OUTB(*((char *) pos), d_off);
 190
 191         return 0;
 192 }
 193
 194
 195 /* FIX: This might change at some point.. */
 196 #include "hostap_hw.c"
 197
 198
 199
 200 static void prism2_detach(struct pcmcia_device *p_dev);
 201 static void prism2_release(u_long arg);
 202 static int prism2_config(struct pcmcia_device *link);
 203
 204
 205 static int prism2_pccard_card_present(local_info_t *local)
 206 {
 207         struct hostap_cs_priv *hw_priv = local->hw_priv;
 208         if (hw_priv != NULL && hw_priv->link != NULL && pcmcia_dev_present(hw_priv->link))
 209                 return 1;
 210         return 0;
 211 }
 212
 213
 214 /*
 215  * SanDisk CompactFlash WLAN Flashcard - Product Manual v1.0
 216  * Document No. 20-10-00058, January 2004
 217  * http://www.sandisk.com/pdf/industrial/ProdManualCFWLANv1.0.pdf
 218  */
 219 #define SANDISK_WLAN_ACTIVATION_OFF 0x40
 220 #define SANDISK_HCR_OFF 0x42
 221
 222
 223 static void sandisk_set_iobase(local_info_t *local)
 224 {
 225         int res;
 226         struct hostap_cs_priv *hw_priv = local->hw_priv;
 227
 228         res = pcmcia_write_config_byte(hw_priv->link, 0x10,
 229                                 hw_priv->link->resource[0]->start & 0x00ff);
 230         if (res != 0) {
 231                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -"
 232                        " res=%d\n", res);
 233         }
 234         udelay(10);
 235
 236         res = pcmcia_write_config_byte(hw_priv->link, 0x12,
 237                                 (hw_priv->link->resource[0]->start >> 8) & 0x00ff);
 238         if (res != 0) {
 239                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
 240                        " res=%d\n", res);
 241         }
 242 }
 243
 244
 245 static void sandisk_write_hcr(local_info_t *local, int hcr)
 246 {
 247         struct net_device *dev = local->dev;
 248         int i;
 249
 250         HFA384X_OUTB(0x80, SANDISK_WLAN_ACTIVATION_OFF);
 251         udelay(50);
 252         for (i = 0; i < 10; i++) {
 253                 HFA384X_OUTB(hcr, SANDISK_HCR_OFF);
 254         }
 255         udelay(55);
 256         HFA384X_OUTB(0x45, SANDISK_WLAN_ACTIVATION_OFF);
 257 }
 258
 259
 260 static int sandisk_enable_wireless(struct net_device *dev)
 261 {
 262         int res, ret = 0;
 263         struct hostap_interface *iface = netdev_priv(dev);
 264         local_info_t *local = iface->local;
 265         struct hostap_cs_priv *hw_priv = local->hw_priv;
 266
 267         if (resource_size(hw_priv->link->resource[0]) < 0x42) {
 268                 /* Not enough ports to be SanDisk multi-function card */
 269                 ret = -ENODEV;
 270                 goto done;
 271         }
 272
 273         if (hw_priv->link->manf_id != 0xd601 || hw_priv->link->card_id != 0x0101) {
 274                 /* No SanDisk manfid found */
 275                 ret = -ENODEV;
 276                 goto done;
 277         }
 278
 279         if (hw_priv->link->socket->functions < 2) {
 280                 /* No multi-function links found */
 281                 ret = -ENODEV;
 282                 goto done;
 283         }
 284
 285         printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
 286                " - using vendor-specific initialization\n", dev->name);
 287         hw_priv->sandisk_connectplus = 1;
 288
 289         res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR,
 290                                 COR_SOFT_RESET);
 291         if (res != 0) {
 292                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 293                        dev->name, res);
 294                 goto done;
 295         }
 296         mdelay(5);
 297
 298         /*
 299          * Do not enable interrupts here to avoid some bogus events. Interrupts
 300          * will be enabled during the first cor_sreset call.
 301          */
 302         res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR,
 303                                 (COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE |
 304                                         COR_FUNC_ENA));
 305         if (res != 0) {
 306                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 307                        dev->name, res);
 308                 goto done;
 309         }
 310         mdelay(5);
 311
 312         sandisk_set_iobase(local);
 313
 314         HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
 315         udelay(10);
 316         HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
 317         udelay(10);
 318
 319 done:
 320         return ret;
 321 }
 322
 323
 324 static void prism2_pccard_cor_sreset(local_info_t *local)
 325 {
 326         int res;
 327         u8 val;
 328         struct hostap_cs_priv *hw_priv = local->hw_priv;
 329
 330         if (!prism2_pccard_card_present(local))
 331                return;
 332
 333         res = pcmcia_read_config_byte(hw_priv->link, CISREG_COR, &val);
 334         if (res != 0) {
 335                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
 336                        res);
 337                 return;
 338         }
 339         printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
 340                 val);
 341
 342         val |= COR_SOFT_RESET;
 343         res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, val);
 344         if (res != 0) {
 345                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
 346                        res);
 347                 return;
 348         }
 349
 350         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 351
 352         val &= ~COR_SOFT_RESET;
 353         if (hw_priv->sandisk_connectplus)
 354                 val |= COR_IREQ_ENA;
 355         res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, val);
 356         if (res != 0) {
 357                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
 358                        res);
 359                 return;
 360         }
 361
 362         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 363
 364         if (hw_priv->sandisk_connectplus)
 365                 sandisk_set_iobase(local);
 366 }
 367
 368
 369 static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
 370 {
 371         int res;
 372         u8 old_cor;
 373         struct hostap_cs_priv *hw_priv = local->hw_priv;
 374
 375         if (!prism2_pccard_card_present(local))
 376                return;
 377
 378         if (hw_priv->sandisk_connectplus) {
 379                 sandisk_write_hcr(local, hcr);
 380                 return;
 381         }
 382
 383         res = pcmcia_read_config_byte(hw_priv->link, CISREG_COR, &old_cor);
 384         if (res != 0) {
 385                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
 386                        "(%d)\n", res);
 387                 return;
 388         }
 389         printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
 390                 old_cor);
 391
 392         res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR,
 393                                 old_cor | COR_SOFT_RESET);
 394         if (res != 0) {
 395                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
 396                        "(%d)\n", res);
 397                 return;
 398         }
 399
 400         mdelay(10);
 401
 402         /* Setup Genesis mode */
 403         res = pcmcia_write_config_byte(hw_priv->link, CISREG_CCSR, hcr);
 404         if (res != 0) {
 405                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
 406                        "(%d)\n", res);
 407                 return;
 408         }
 409         mdelay(10);
 410
 411         res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR,
 412                                 old_cor & ~COR_SOFT_RESET);
 413         if (res != 0) {
 414                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
 415                        "(%d)\n", res);
 416                 return;
 417         }
 418
 419         mdelay(10);
 420 }
 421
 422
 423 static struct prism2_helper_functions prism2_pccard_funcs =
 424 {
 425         .card_present   = prism2_pccard_card_present,
 426         .cor_sreset     = prism2_pccard_cor_sreset,
 427         .genesis_reset  = prism2_pccard_genesis_reset,
 428         .hw_type        = HOSTAP_HW_PCCARD,
 429 };
 430
 431
 432 /* allocate local data and register with CardServices
 433  * initialize dev_link structure, but do not configure the card yet */
 434 static int hostap_cs_probe(struct pcmcia_device *p_dev)
 435 {
 436         int ret;
 437
 438         PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
 439
 440         ret = prism2_config(p_dev);
 441         if (ret) {
 442                 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
 443         }
 444
 445         return ret;
 446 }
 447
 448
 449 static void prism2_detach(struct pcmcia_device *link)
 450 {
 451         PDEBUG(DEBUG_FLOW, "prism2_detach\n");
 452
 453         prism2_release((u_long)link);
 454
 455         /* release net devices */
 456         if (link->priv) {
 457                 struct hostap_cs_priv *hw_priv;
 458                 struct net_device *dev;
 459                 struct hostap_interface *iface;
 460                 dev = link->priv;
 461                 iface = netdev_priv(dev);
 462                 hw_priv = iface->local->hw_priv;
 463                 prism2_free_local_data(dev);
 464                 kfree(hw_priv);
 465         }
 466 }
 467
 468
 469 /* run after a CARD_INSERTION event is received to configure the PCMCIA
 470  * socket and make the device available to the system */
 471
 472 static int prism2_config_check(struct pcmcia_device *p_dev,
 473                                cistpl_cftable_entry_t *cfg,
 474                                cistpl_cftable_entry_t *dflt,
 475                                void *priv_data)
 476 {
 477         if (cfg->index == 0)
 478                 return -ENODEV;
 479
 480         PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
 481                "(default 0x%02X)\n", cfg->index, dflt->index);
 482
 483         if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
 484                 p_dev->vpp = cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
 485         else if (dflt->vpp1.present & (1 << CISTPL_POWER_VNOM))
 486                 p_dev->vpp = dflt->vpp1.param[CISTPL_POWER_VNOM] / 10000;
 487
 488         /* Do we need to allocate an interrupt? */
 489         p_dev->config_flags |= CONF_ENABLE_IRQ;
 490
 491         /* IO window settings */
 492         PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
 493                "dflt->io.nwin=%d\n",
 494                cfg->io.nwin, dflt->io.nwin);
 495         p_dev->resource[0]->end = p_dev->resource[1]->end = 0;
 496         if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) {
 497                 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io;
 498                 p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
 499                 p_dev->resource[0]->flags |=
 500                                         pcmcia_io_cfg_data_width(io->flags);
 501                 p_dev->io_lines = io->flags & CISTPL_IO_LINES_MASK;
 502                 p_dev->resource[0]->start = io->win[0].base;
 503                 p_dev->resource[0]->end = io->win[0].len;
 504                 if (io->nwin > 1) {
 505                         p_dev->resource[1]->flags = p_dev->resource[0]->flags;
 506                         p_dev->resource[1]->start = io->win[1].base;
 507                         p_dev->resource[1]->end = io->win[1].len;
 508                 }
 509         }
 510
 511         /* This reserves IO space but doesn't actually enable it */
 512         return pcmcia_request_io(p_dev);
 513 }
 514
 515 static int prism2_config(struct pcmcia_device *link)
 516 {
 517         struct net_device *dev;
 518         struct hostap_interface *iface;
 519         local_info_t *local;
 520         int ret = 1;
 521         struct hostap_cs_priv *hw_priv;
 522         unsigned long flags;
 523
 524         PDEBUG(DEBUG_FLOW, "prism2_config()\n");
 525
 526         hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL);
 527         if (hw_priv == NULL) {
 528                 ret = -ENOMEM;
 529                 goto failed;
 530         }
 531
 532         /* Look for an appropriate configuration table entry in the CIS */
 533         link->config_flags |= CONF_AUTO_SET_VPP | CONF_AUTO_AUDIO |
 534                 CONF_AUTO_CHECK_VCC;
 535         if (ignore_cis_vcc)
 536                 link->config_flags &= ~CONF_AUTO_CHECK_VCC;
 537         ret = pcmcia_loop_config(link, prism2_config_check, NULL);
 538         if (ret) {
 539                 if (!ignore_cis_vcc)
 540                         printk(KERN_ERR "GetNextTuple(): No matching "
 541                                "CIS configuration.  Maybe you need the "
 542                                "ignore_cis_vcc=1 parameter.\n");
 543                 goto failed;
 544         }
 545
 546         /* Need to allocate net_device before requesting IRQ handler */
 547         dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
 548                                      &link->dev);
 549         if (dev == NULL)
 550                 goto failed;
 551         link->priv = dev;
 552
 553         iface = netdev_priv(dev);
 554         local = iface->local;
 555         local->hw_priv = hw_priv;
 556         hw_priv->link = link;
 557
 558         /*
 559          * Make sure the IRQ handler cannot proceed until at least
 560          * dev->base_addr is initialized.
 561          */
 562         spin_lock_irqsave(&local->irq_init_lock, flags);
 563
 564         ret = pcmcia_request_irq(link, prism2_interrupt);
 565         if (ret)
 566                 goto failed_unlock;
 567
 568         /*
 569          * This actually configures the PCMCIA socket -- setting up
 570          * the I/O windows and the interrupt mapping, and putting the
 571          * card and host interface into "Memory and IO" mode.
 572          */
 573         ret = pcmcia_enable_device(link);
 574         if (ret)
 575                 goto failed_unlock;
 576
 577         dev->irq = link->irq;
 578         dev->base_addr = link->resource[0]->start;
 579
 580         spin_unlock_irqrestore(&local->irq_init_lock, flags);
 581
 582         /* Finally, report what we've done */
 583         printk(KERN_INFO "%s: index 0x%02x: ",
 584                dev_info, link->config_index);
 585         if (link->vpp)
 586                 printk(", Vpp %d.%d", link->vpp / 10,
 587                        link->vpp % 10);
 588         printk(", irq %d", link->irq);
 589         if (link->resource[0])
 590                 printk(" & %pR", link->resource[0]);
 591         if (link->resource[1])
 592                 printk(" & %pR", link->resource[1]);
 593         printk("\n");
 594
 595         local->shutdown = 0;
 596
 597         sandisk_enable_wireless(dev);
 598
 599         ret = prism2_hw_config(dev, 1);
 600         if (!ret)
 601                 ret = hostap_hw_ready(dev);
 602
 603         return ret;
 604
 605  failed_unlock:
 606          spin_unlock_irqrestore(&local->irq_init_lock, flags);
 607  failed:
 608         kfree(hw_priv);
 609         prism2_release((u_long)link);
 610         return ret;
 611 }
 612
 613
 614 static void prism2_release(u_long arg)
 615 {
 616         struct pcmcia_device *link = (struct pcmcia_device *)arg;
 617
 618         PDEBUG(DEBUG_FLOW, "prism2_release\n");
 619
 620         if (link->priv) {
 621                 struct net_device *dev = link->priv;
 622                 struct hostap_interface *iface;
 623
 624                 iface = netdev_priv(dev);
 625                 prism2_hw_shutdown(dev, 0);
 626                 iface->local->shutdown = 1;
 627         }
 628
 629         pcmcia_disable_device(link);
 630         PDEBUG(DEBUG_FLOW, "release - done\n");
 631 }
 632
 633 static int hostap_cs_suspend(struct pcmcia_device *link)
 634 {
 635         struct net_device *dev = (struct net_device *) link->priv;
 636         int dev_open = 0;
 637         struct hostap_interface *iface = NULL;
 638
 639         if (!dev)
 640                 return -ENODEV;
 641
 642         iface = netdev_priv(dev);
 643
 644         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
 645         if (iface && iface->local)
 646                 dev_open = iface->local->num_dev_open > 0;
 647         if (dev_open) {
 648                 netif_stop_queue(dev);
 649                 netif_device_detach(dev);
 650         }
 651         prism2_suspend(dev);
 652
 653         return 0;
 654 }
 655
 656 static int hostap_cs_resume(struct pcmcia_device *link)
 657 {
 658         struct net_device *dev = (struct net_device *) link->priv;
 659         int dev_open = 0;
 660         struct hostap_interface *iface = NULL;
 661
 662         if (!dev)
 663                 return -ENODEV;
 664
 665         iface = netdev_priv(dev);
 666
 667         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
 668
 669         if (iface && iface->local)
 670                 dev_open = iface->local->num_dev_open > 0;
 671
 672         prism2_hw_shutdown(dev, 1);
 673         prism2_hw_config(dev, dev_open ? 0 : 1);
 674         if (dev_open) {
 675                 netif_device_attach(dev);
 676                 netif_start_queue(dev);
 677         }
 678
 679         return 0;
 680 }
 681
 682 static struct pcmcia_device_id hostap_cs_ids[] = {
 683         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
 684         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
 685         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
 686         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
 687         PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
 688         PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x3301),
 689         PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
 690         PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
 691         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
 692         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
 693         PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
 694         PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
 695         PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
 696         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
 697         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
 698 /*      PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),    conflict with pcnet_cs */
 699         PCMCIA_DEVICE_MANF_CARD(0xc250, 0x0002),
 700         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
 701         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
 702         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
 703         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x0002),
 704         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0xd601, 0x0005, "ADLINK 345 CF",
 705                                          0x2d858104),
 706         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "INTERSIL",
 707                                          0x74c5e40d),
 708         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "Intersil",
 709                                          0x4b801a17),
 710         PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
 711                                     0x7a954bd9, 0x74be00c6),
 712         PCMCIA_DEVICE_PROD_ID123(
 713                 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
 714                 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
 715         PCMCIA_DEVICE_PROD_ID123(
 716                 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
 717                 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
 718         PCMCIA_DEVICE_PROD_ID123(
 719                 "Instant Wireless ", " Network PC CARD", "Version 01.02",
 720                 0x11d901af, 0x6e9bd926, 0x4b74baa0),
 721         PCMCIA_DEVICE_PROD_ID123(
 722                 "SMC", "SMC2632W", "Version 01.02",
 723                 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
 724         PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G",
 725                                 0x2decece3, 0x82067c18),
 726         PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
 727                                 0x54f7c49c, 0x15a75e5b),
 728         PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
 729                                 0x74c5e40d, 0xdb472a18),
 730         PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
 731                                 0x0733cc81, 0x0c52f395),
 732         PCMCIA_DEVICE_PROD_ID12(
 733                 "ZoomAir 11Mbps High", "Rate wireless Networking",
 734                 0x273fe3db, 0x32a1eaee),
 735         PCMCIA_DEVICE_PROD_ID123(
 736                 "Pretec", "CompactWLAN Card 802.11b", "2.5",
 737                 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1),
 738         PCMCIA_DEVICE_PROD_ID123(
 739                 "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02",
 740                 0xc7b8df9d, 0x1700d087, 0x4b74baa0),
 741         PCMCIA_DEVICE_PROD_ID123(
 742                 "Allied Telesyn", "AT-WCL452 Wireless PCMCIA Radio",
 743                 "Ver. 1.00",
 744                 0x5cd01705, 0x4271660f, 0x9d08ee12),
 745         PCMCIA_DEVICE_PROD_ID123(
 746                 "Wireless LAN" , "11Mbps PC Card", "Version 01.02",
 747                 0x4b8870ff, 0x70e946d1, 0x4b74baa0),
 748         PCMCIA_DEVICE_PROD_ID3("HFA3863", 0x355cb092),
 749         PCMCIA_DEVICE_PROD_ID3("ISL37100P", 0x630d52b2),
 750         PCMCIA_DEVICE_PROD_ID3("ISL37101P-10", 0xdd97a26b),
 751         PCMCIA_DEVICE_PROD_ID3("ISL37300P", 0xc9049a39),
 752         PCMCIA_DEVICE_NULL
 753 };
 754 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
 755
 756
 757 static struct pcmcia_driver hostap_driver = {
 758         .drv            = {
 759                 .name   = "hostap_cs",
 760         },
 761         .probe          = hostap_cs_probe,
 762         .remove         = prism2_detach,
 763         .owner          = THIS_MODULE,
 764         .id_table       = hostap_cs_ids,
 765         .suspend        = hostap_cs_suspend,
 766         .resume         = hostap_cs_resume,
 767 };
 768
 769 static int __init init_prism2_pccard(void)
 770 {
 771         return pcmcia_register_driver(&hostap_driver);
 772 }
 773
 774 static void __exit exit_prism2_pccard(void)
 775 {
 776         pcmcia_unregister_driver(&hostap_driver);
 777 }
 778
 779
 780 module_init(init_prism2_pccard);
 781 module_exit(exit_prism2_pccard);