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/cs_types.h>
  16 #include <pcmcia/cs.h>
  17 #include <pcmcia/cistpl.h>
  18 #include <pcmcia/cisreg.h>
  19 #include <pcmcia/ds.h>
  20
  21 #include <asm/io.h>
  22
  23 #include "hostap_wlan.h"
  24
  25
  26 static dev_info_t dev_info = "hostap_cs";
  27
  28 MODULE_AUTHOR("Jouni Malinen");
  29 MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN "
  30                    "cards (PC Card).");
  31 MODULE_SUPPORTED_DEVICE("Intersil Prism2-based WLAN cards (PC Card)");
  32 MODULE_LICENSE("GPL");
  33
  34
  35 static int ignore_cis_vcc;
  36 module_param(ignore_cis_vcc, int, 0444);
  37 MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry");
  38
  39
  40 /* struct local_info::hw_priv */
  41 struct hostap_cs_priv {
  42         dev_node_t node;
  43         struct pcmcia_device *link;
  44         int sandisk_connectplus;
  45 };
  46
  47
  48 #ifdef PRISM2_IO_DEBUG
  49
  50 static inline void hfa384x_outb_debug(struct net_device *dev, int a, u8 v)
  51 {
  52         struct hostap_interface *iface;
  53         local_info_t *local;
  54         unsigned long flags;
  55
  56         iface = netdev_priv(dev);
  57         local = iface->local;
  58         spin_lock_irqsave(&local->lock, flags);
  59         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTB, a, v);
  60         outb(v, dev->base_addr + a);
  61         spin_unlock_irqrestore(&local->lock, flags);
  62 }
  63
  64 static inline u8 hfa384x_inb_debug(struct net_device *dev, int a)
  65 {
  66         struct hostap_interface *iface;
  67         local_info_t *local;
  68         unsigned long flags;
  69         u8 v;
  70
  71         iface = netdev_priv(dev);
  72         local = iface->local;
  73         spin_lock_irqsave(&local->lock, flags);
  74         v = inb(dev->base_addr + a);
  75         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INB, a, v);
  76         spin_unlock_irqrestore(&local->lock, flags);
  77         return v;
  78 }
  79
  80 static inline void hfa384x_outw_debug(struct net_device *dev, int a, u16 v)
  81 {
  82         struct hostap_interface *iface;
  83         local_info_t *local;
  84         unsigned long flags;
  85
  86         iface = netdev_priv(dev);
  87         local = iface->local;
  88         spin_lock_irqsave(&local->lock, flags);
  89         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTW, a, v);
  90         outw(v, dev->base_addr + a);
  91         spin_unlock_irqrestore(&local->lock, flags);
  92 }
  93
  94 static inline u16 hfa384x_inw_debug(struct net_device *dev, int a)
  95 {
  96         struct hostap_interface *iface;
  97         local_info_t *local;
  98         unsigned long flags;
  99         u16 v;
 100
 101         iface = netdev_priv(dev);
 102         local = iface->local;
 103         spin_lock_irqsave(&local->lock, flags);
 104         v = inw(dev->base_addr + a);
 105         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INW, a, v);
 106         spin_unlock_irqrestore(&local->lock, flags);
 107         return v;
 108 }
 109
 110 static inline void hfa384x_outsw_debug(struct net_device *dev, int a,
 111                                        u8 *buf, int wc)
 112 {
 113         struct hostap_interface *iface;
 114         local_info_t *local;
 115         unsigned long flags;
 116
 117         iface = netdev_priv(dev);
 118         local = iface->local;
 119         spin_lock_irqsave(&local->lock, flags);
 120         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTSW, a, wc);
 121         outsw(dev->base_addr + a, buf, wc);
 122         spin_unlock_irqrestore(&local->lock, flags);
 123 }
 124
 125 static inline void hfa384x_insw_debug(struct net_device *dev, int a,
 126                                       u8 *buf, int wc)
 127 {
 128         struct hostap_interface *iface;
 129         local_info_t *local;
 130         unsigned long flags;
 131
 132         iface = netdev_priv(dev);
 133         local = iface->local;
 134         spin_lock_irqsave(&local->lock, flags);
 135         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INSW, a, wc);
 136         insw(dev->base_addr + a, buf, wc);
 137         spin_unlock_irqrestore(&local->lock, flags);
 138 }
 139
 140 #define HFA384X_OUTB(v,a) hfa384x_outb_debug(dev, (a), (v))
 141 #define HFA384X_INB(a) hfa384x_inb_debug(dev, (a))
 142 #define HFA384X_OUTW(v,a) hfa384x_outw_debug(dev, (a), (v))
 143 #define HFA384X_INW(a) hfa384x_inw_debug(dev, (a))
 144 #define HFA384X_OUTSW(a, buf, wc) hfa384x_outsw_debug(dev, (a), (buf), (wc))
 145 #define HFA384X_INSW(a, buf, wc) hfa384x_insw_debug(dev, (a), (buf), (wc))
 146
 147 #else /* PRISM2_IO_DEBUG */
 148
 149 #define HFA384X_OUTB(v,a) outb((v), dev->base_addr + (a))
 150 #define HFA384X_INB(a) inb(dev->base_addr + (a))
 151 #define HFA384X_OUTW(v,a) outw((v), dev->base_addr + (a))
 152 #define HFA384X_INW(a) inw(dev->base_addr + (a))
 153 #define HFA384X_INSW(a, buf, wc) insw(dev->base_addr + (a), buf, wc)
 154 #define HFA384X_OUTSW(a, buf, wc) outsw(dev->base_addr + (a), buf, wc)
 155
 156 #endif /* PRISM2_IO_DEBUG */
 157
 158
 159 static int hfa384x_from_bap(struct net_device *dev, u16 bap, void *buf,
 160                             int len)
 161 {
 162         u16 d_off;
 163         u16 *pos;
 164
 165         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
 166         pos = (u16 *) buf;
 167
 168         if (len / 2)
 169                 HFA384X_INSW(d_off, buf, len / 2);
 170         pos += len / 2;
 171
 172         if (len & 1)
 173                 *((char *) pos) = HFA384X_INB(d_off);
 174
 175         return 0;
 176 }
 177
 178
 179 static int hfa384x_to_bap(struct net_device *dev, u16 bap, void *buf, int len)
 180 {
 181         u16 d_off;
 182         u16 *pos;
 183
 184         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
 185         pos = (u16 *) buf;
 186
 187         if (len / 2)
 188                 HFA384X_OUTSW(d_off, buf, len / 2);
 189         pos += len / 2;
 190
 191         if (len & 1)
 192                 HFA384X_OUTB(*((char *) pos), d_off);
 193
 194         return 0;
 195 }
 196
 197
 198 /* FIX: This might change at some point.. */
 199 #include "hostap_hw.c"
 200
 201
 202
 203 static void prism2_detach(struct pcmcia_device *p_dev);
 204 static void prism2_release(u_long arg);
 205 static int prism2_config(struct pcmcia_device *link);
 206
 207
 208 static int prism2_pccard_card_present(local_info_t *local)
 209 {
 210         struct hostap_cs_priv *hw_priv = local->hw_priv;
 211         if (hw_priv != NULL && hw_priv->link != NULL && pcmcia_dev_present(hw_priv->link))
 212                 return 1;
 213         return 0;
 214 }
 215
 216
 217 /*
 218  * SanDisk CompactFlash WLAN Flashcard - Product Manual v1.0
 219  * Document No. 20-10-00058, January 2004
 220  * http://www.sandisk.com/pdf/industrial/ProdManualCFWLANv1.0.pdf
 221  */
 222 #define SANDISK_WLAN_ACTIVATION_OFF 0x40
 223 #define SANDISK_HCR_OFF 0x42
 224
 225
 226 static void sandisk_set_iobase(local_info_t *local)
 227 {
 228         int res;
 229         conf_reg_t reg;
 230         struct hostap_cs_priv *hw_priv = local->hw_priv;
 231
 232         reg.Function = 0;
 233         reg.Action = CS_WRITE;
 234         reg.Offset = 0x10; /* 0x3f0 IO base 1 */
 235         reg.Value = hw_priv->link->io.BasePort1 & 0x00ff;
 236         res = pcmcia_access_configuration_register(hw_priv->link,
 237                                                    &reg);
 238         if (res != 0) {
 239                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -"
 240                        " res=%d\n", res);
 241         }
 242         udelay(10);
 243
 244         reg.Function = 0;
 245         reg.Action = CS_WRITE;
 246         reg.Offset = 0x12; /* 0x3f2 IO base 2 */
 247         reg.Value = (hw_priv->link->io.BasePort1 & 0xff00) >> 8;
 248         res = pcmcia_access_configuration_register(hw_priv->link,
 249                                                    &reg);
 250         if (res != 0) {
 251                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
 252                        " res=%d\n", res);
 253         }
 254 }
 255
 256
 257 static void sandisk_write_hcr(local_info_t *local, int hcr)
 258 {
 259         struct net_device *dev = local->dev;
 260         int i;
 261
 262         HFA384X_OUTB(0x80, SANDISK_WLAN_ACTIVATION_OFF);
 263         udelay(50);
 264         for (i = 0; i < 10; i++) {
 265                 HFA384X_OUTB(hcr, SANDISK_HCR_OFF);
 266         }
 267         udelay(55);
 268         HFA384X_OUTB(0x45, SANDISK_WLAN_ACTIVATION_OFF);
 269 }
 270
 271
 272 static int sandisk_enable_wireless(struct net_device *dev)
 273 {
 274         int res, ret = 0;
 275         conf_reg_t reg;
 276         struct hostap_interface *iface = netdev_priv(dev);
 277         local_info_t *local = iface->local;
 278         struct hostap_cs_priv *hw_priv = local->hw_priv;
 279
 280         if (hw_priv->link->io.NumPorts1 < 0x42) {
 281                 /* Not enough ports to be SanDisk multi-function card */
 282                 ret = -ENODEV;
 283                 goto done;
 284         }
 285
 286         if (hw_priv->link->manf_id != 0xd601 || hw_priv->link->card_id != 0x0101) {
 287                 /* No SanDisk manfid found */
 288                 ret = -ENODEV;
 289                 goto done;
 290         }
 291
 292         if (hw_priv->link->socket->functions < 2) {
 293                 /* No multi-function links found */
 294                 ret = -ENODEV;
 295                 goto done;
 296         }
 297
 298         printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
 299                " - using vendor-specific initialization\n", dev->name);
 300         hw_priv->sandisk_connectplus = 1;
 301
 302         reg.Function = 0;
 303         reg.Action = CS_WRITE;
 304         reg.Offset = CISREG_COR;
 305         reg.Value = COR_SOFT_RESET;
 306         res = pcmcia_access_configuration_register(hw_priv->link,
 307                                                    &reg);
 308         if (res != 0) {
 309                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 310                        dev->name, res);
 311                 goto done;
 312         }
 313         mdelay(5);
 314
 315         reg.Function = 0;
 316         reg.Action = CS_WRITE;
 317         reg.Offset = CISREG_COR;
 318         /*
 319          * Do not enable interrupts here to avoid some bogus events. Interrupts
 320          * will be enabled during the first cor_sreset call.
 321          */
 322         reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA;
 323         res = pcmcia_access_configuration_register(hw_priv->link,
 324                                                    &reg);
 325         if (res != 0) {
 326                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 327                        dev->name, res);
 328                 goto done;
 329         }
 330         mdelay(5);
 331
 332         sandisk_set_iobase(local);
 333
 334         HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
 335         udelay(10);
 336         HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
 337         udelay(10);
 338
 339 done:
 340         return ret;
 341 }
 342
 343
 344 static void prism2_pccard_cor_sreset(local_info_t *local)
 345 {
 346         int res;
 347         conf_reg_t reg;
 348         struct hostap_cs_priv *hw_priv = local->hw_priv;
 349
 350         if (!prism2_pccard_card_present(local))
 351                return;
 352
 353         reg.Function = 0;
 354         reg.Action = CS_READ;
 355         reg.Offset = CISREG_COR;
 356         reg.Value = 0;
 357         res = pcmcia_access_configuration_register(hw_priv->link,
 358                                                    &reg);
 359         if (res != 0) {
 360                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
 361                        res);
 362                 return;
 363         }
 364         printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
 365                reg.Value);
 366
 367         reg.Action = CS_WRITE;
 368         reg.Value |= COR_SOFT_RESET;
 369         res = pcmcia_access_configuration_register(hw_priv->link,
 370                                                    &reg);
 371         if (res != 0) {
 372                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
 373                        res);
 374                 return;
 375         }
 376
 377         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 378
 379         reg.Value &= ~COR_SOFT_RESET;
 380         if (hw_priv->sandisk_connectplus)
 381                 reg.Value |= COR_IREQ_ENA;
 382         res = pcmcia_access_configuration_register(hw_priv->link,
 383                                                    &reg);
 384         if (res != 0) {
 385                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
 386                        res);
 387                 return;
 388         }
 389
 390         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 391
 392         if (hw_priv->sandisk_connectplus)
 393                 sandisk_set_iobase(local);
 394 }
 395
 396
 397 static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
 398 {
 399         int res;
 400         conf_reg_t reg;
 401         int old_cor;
 402         struct hostap_cs_priv *hw_priv = local->hw_priv;
 403
 404         if (!prism2_pccard_card_present(local))
 405                return;
 406
 407         if (hw_priv->sandisk_connectplus) {
 408                 sandisk_write_hcr(local, hcr);
 409                 return;
 410         }
 411
 412         reg.Function = 0;
 413         reg.Action = CS_READ;
 414         reg.Offset = CISREG_COR;
 415         reg.Value = 0;
 416         res = pcmcia_access_configuration_register(hw_priv->link,
 417                                                    &reg);
 418         if (res != 0) {
 419                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
 420                        "(%d)\n", res);
 421                 return;
 422         }
 423         printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
 424                reg.Value);
 425         old_cor = reg.Value;
 426
 427         reg.Action = CS_WRITE;
 428         reg.Value |= COR_SOFT_RESET;
 429         res = pcmcia_access_configuration_register(hw_priv->link,
 430                                                    &reg);
 431         if (res != 0) {
 432                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
 433                        "(%d)\n", res);
 434                 return;
 435         }
 436
 437         mdelay(10);
 438
 439         /* Setup Genesis mode */
 440         reg.Action = CS_WRITE;
 441         reg.Value = hcr;
 442         reg.Offset = CISREG_CCSR;
 443         res = pcmcia_access_configuration_register(hw_priv->link,
 444                                                    &reg);
 445         if (res != 0) {
 446                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
 447                        "(%d)\n", res);
 448                 return;
 449         }
 450         mdelay(10);
 451
 452         reg.Action = CS_WRITE;
 453         reg.Offset = CISREG_COR;
 454         reg.Value = old_cor & ~COR_SOFT_RESET;
 455         res = pcmcia_access_configuration_register(hw_priv->link,
 456                                                    &reg);
 457         if (res != 0) {
 458                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
 459                        "(%d)\n", res);
 460                 return;
 461         }
 462
 463         mdelay(10);
 464 }
 465
 466
 467 static struct prism2_helper_functions prism2_pccard_funcs =
 468 {
 469         .card_present   = prism2_pccard_card_present,
 470         .cor_sreset     = prism2_pccard_cor_sreset,
 471         .genesis_reset  = prism2_pccard_genesis_reset,
 472         .hw_type        = HOSTAP_HW_PCCARD,
 473 };
 474
 475
 476 /* allocate local data and register with CardServices
 477  * initialize dev_link structure, but do not configure the card yet */
 478 static int hostap_cs_probe(struct pcmcia_device *p_dev)
 479 {
 480         int ret;
 481
 482         PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
 483         p_dev->conf.IntType = INT_MEMORY_AND_IO;
 484
 485         ret = prism2_config(p_dev);
 486         if (ret) {
 487                 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
 488         }
 489
 490         return ret;
 491 }
 492
 493
 494 static void prism2_detach(struct pcmcia_device *link)
 495 {
 496         PDEBUG(DEBUG_FLOW, "prism2_detach\n");
 497
 498         prism2_release((u_long)link);
 499
 500         /* release net devices */
 501         if (link->priv) {
 502                 struct hostap_cs_priv *hw_priv;
 503                 struct net_device *dev;
 504                 struct hostap_interface *iface;
 505                 dev = link->priv;
 506                 iface = netdev_priv(dev);
 507                 hw_priv = iface->local->hw_priv;
 508                 prism2_free_local_data(dev);
 509                 kfree(hw_priv);
 510         }
 511 }
 512
 513
 514 /* run after a CARD_INSERTION event is received to configure the PCMCIA
 515  * socket and make the device available to the system */
 516
 517 static int prism2_config_check(struct pcmcia_device *p_dev,
 518                                cistpl_cftable_entry_t *cfg,
 519                                cistpl_cftable_entry_t *dflt,
 520                                unsigned int vcc,
 521                                void *priv_data)
 522 {
 523         if (cfg->index == 0)
 524                 return -ENODEV;
 525
 526         PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
 527                "(default 0x%02X)\n", cfg->index, dflt->index);
 528
 529         /* Does this card need audio output? */
 530         if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
 531                 p_dev->conf.Attributes |= CONF_ENABLE_SPKR;
 532                 p_dev->conf.Status = CCSR_AUDIO_ENA;
 533         }
 534
 535         /* Use power settings for Vcc and Vpp if present */
 536         /*  Note that the CIS values need to be rescaled */
 537         if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
 538                 if (vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
 539                     10000 && !ignore_cis_vcc) {
 540                         PDEBUG(DEBUG_EXTRA, "  Vcc mismatch - skipping"
 541                                " this entry\n");
 542                         return -ENODEV;
 543                 }
 544         } else if (dflt->vcc.present & (1 << CISTPL_POWER_VNOM)) {
 545                 if (vcc != dflt->vcc.param[CISTPL_POWER_VNOM] /
 546                     10000 && !ignore_cis_vcc) {
 547                         PDEBUG(DEBUG_EXTRA, "  Vcc (default) mismatch "
 548                                "- skipping this entry\n");
 549                         return -ENODEV;
 550                 }
 551         }
 552
 553         if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
 554                 p_dev->conf.Vpp = cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
 555         else if (dflt->vpp1.present & (1 << CISTPL_POWER_VNOM))
 556                 p_dev->conf.Vpp = dflt->vpp1.param[CISTPL_POWER_VNOM] / 10000;
 557
 558         /* Do we need to allocate an interrupt? */
 559         p_dev->conf.Attributes |= CONF_ENABLE_IRQ;
 560
 561         /* IO window settings */
 562         PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
 563                "dflt->io.nwin=%d\n",
 564                cfg->io.nwin, dflt->io.nwin);
 565         p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0;
 566         if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) {
 567                 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io;
 568                 p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
 569                 PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
 570                        "io.base=0x%04x, len=%d\n", io->flags,
 571                        io->win[0].base, io->win[0].len);
 572                 if (!(io->flags & CISTPL_IO_8BIT))
 573                         p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
 574                 if (!(io->flags & CISTPL_IO_16BIT))
 575                         p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
 576                 p_dev->io.IOAddrLines = io->flags &
 577                         CISTPL_IO_LINES_MASK;
 578                 p_dev->io.BasePort1 = io->win[0].base;
 579                 p_dev->io.NumPorts1 = io->win[0].len;
 580                 if (io->nwin > 1) {
 581                         p_dev->io.Attributes2 = p_dev->io.Attributes1;
 582                         p_dev->io.BasePort2 = io->win[1].base;
 583                         p_dev->io.NumPorts2 = io->win[1].len;
 584                 }
 585         }
 586
 587         /* This reserves IO space but doesn't actually enable it */
 588         return pcmcia_request_io(p_dev, &p_dev->io);
 589 }
 590
 591 static int prism2_config(struct pcmcia_device *link)
 592 {
 593         struct net_device *dev;
 594         struct hostap_interface *iface;
 595         local_info_t *local;
 596         int ret = 1;
 597         struct hostap_cs_priv *hw_priv;
 598
 599         PDEBUG(DEBUG_FLOW, "prism2_config()\n");
 600
 601         hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL);
 602         if (hw_priv == NULL) {
 603                 ret = -ENOMEM;
 604                 goto failed;
 605         }
 606
 607         /* Look for an appropriate configuration table entry in the CIS */
 608         ret = pcmcia_loop_config(link, prism2_config_check, NULL);
 609         if (ret) {
 610                 if (!ignore_cis_vcc)
 611                         printk(KERN_ERR "GetNextTuple(): No matching "
 612                                "CIS configuration.  Maybe you need the "
 613                                "ignore_cis_vcc=1 parameter.\n");
 614                 goto failed;
 615         }
 616
 617         /* Need to allocate net_device before requesting IRQ handler */
 618         dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
 619                                      &link->dev);
 620         if (dev == NULL)
 621                 goto failed;
 622         link->priv = dev;
 623
 624         iface = netdev_priv(dev);
 625         local = iface->local;
 626         local->hw_priv = hw_priv;
 627         hw_priv->link = link;
 628         strcpy(hw_priv->node.dev_name, dev->name);
 629         link->dev_node = &hw_priv->node;
 630
 631         ret = pcmcia_request_irq(link, prism2_interrupt);
 632         if (ret)
 633                 goto failed;
 634
 635         /*
 636          * This actually configures the PCMCIA socket -- setting up
 637          * the I/O windows and the interrupt mapping, and putting the
 638          * card and host interface into "Memory and IO" mode.
 639          */
 640         ret = pcmcia_request_configuration(link, &link->conf);
 641         if (ret)
 642                 goto failed;
 643
 644         dev->irq = link->irq;
 645         dev->base_addr = link->io.BasePort1;
 646
 647         /* Finally, report what we've done */
 648         printk(KERN_INFO "%s: index 0x%02x: ",
 649                dev_info, link->conf.ConfigIndex);
 650         if (link->conf.Vpp)
 651                 printk(", Vpp %d.%d", link->conf.Vpp / 10,
 652                        link->conf.Vpp % 10);
 653         if (link->conf.Attributes & CONF_ENABLE_IRQ)
 654                 printk(", irq %d", link->irq);
 655         if (link->io.NumPorts1)
 656                 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
 657                        link->io.BasePort1+link->io.NumPorts1-1);
 658         if (link->io.NumPorts2)
 659                 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
 660                        link->io.BasePort2+link->io.NumPorts2-1);
 661         printk("\n");
 662
 663         local->shutdown = 0;
 664
 665         sandisk_enable_wireless(dev);
 666
 667         ret = prism2_hw_config(dev, 1);
 668         if (!ret) {
 669                 ret = hostap_hw_ready(dev);
 670                 if (ret == 0 && local->ddev)
 671                         strcpy(hw_priv->node.dev_name, local->ddev->name);
 672         }
 673         return ret;
 674
 675  failed:
 676         kfree(hw_priv);
 677         prism2_release((u_long)link);
 678         return ret;
 679 }
 680
 681
 682 static void prism2_release(u_long arg)
 683 {
 684         struct pcmcia_device *link = (struct pcmcia_device *)arg;
 685
 686         PDEBUG(DEBUG_FLOW, "prism2_release\n");
 687
 688         if (link->priv) {
 689                 struct net_device *dev = link->priv;
 690                 struct hostap_interface *iface;
 691
 692                 iface = netdev_priv(dev);
 693                 prism2_hw_shutdown(dev, 0);
 694                 iface->local->shutdown = 1;
 695         }
 696
 697         pcmcia_disable_device(link);
 698         PDEBUG(DEBUG_FLOW, "release - done\n");
 699 }
 700
 701 static int hostap_cs_suspend(struct pcmcia_device *link)
 702 {
 703         struct net_device *dev = (struct net_device *) link->priv;
 704         int dev_open = 0;
 705         struct hostap_interface *iface = NULL;
 706
 707         if (!dev)
 708                 return -ENODEV;
 709
 710         iface = netdev_priv(dev);
 711
 712         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
 713         if (iface && iface->local)
 714                 dev_open = iface->local->num_dev_open > 0;
 715         if (dev_open) {
 716                 netif_stop_queue(dev);
 717                 netif_device_detach(dev);
 718         }
 719         prism2_suspend(dev);
 720
 721         return 0;
 722 }
 723
 724 static int hostap_cs_resume(struct pcmcia_device *link)
 725 {
 726         struct net_device *dev = (struct net_device *) link->priv;
 727         int dev_open = 0;
 728         struct hostap_interface *iface = NULL;
 729
 730         if (!dev)
 731                 return -ENODEV;
 732
 733         iface = netdev_priv(dev);
 734
 735         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
 736
 737         if (iface && iface->local)
 738                 dev_open = iface->local->num_dev_open > 0;
 739
 740         prism2_hw_shutdown(dev, 1);
 741         prism2_hw_config(dev, dev_open ? 0 : 1);
 742         if (dev_open) {
 743                 netif_device_attach(dev);
 744                 netif_start_queue(dev);
 745         }
 746
 747         return 0;
 748 }
 749
 750 static struct pcmcia_device_id hostap_cs_ids[] = {
 751         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
 752         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
 753         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
 754         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
 755         PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
 756         PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x3301),
 757         PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
 758         PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
 759         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
 760         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
 761         PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
 762         PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
 763         PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
 764         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
 765         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
 766 /*      PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),    conflict with pcnet_cs */
 767         PCMCIA_DEVICE_MANF_CARD(0xc250, 0x0002),
 768         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
 769         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
 770         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
 771         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x0002),
 772         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0xd601, 0x0005, "ADLINK 345 CF",
 773                                          0x2d858104),
 774         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "INTERSIL",
 775                                          0x74c5e40d),
 776         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "Intersil",
 777                                          0x4b801a17),
 778         PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
 779                                     0x7a954bd9, 0x74be00c6),
 780         PCMCIA_DEVICE_PROD_ID123(
 781                 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
 782                 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
 783         PCMCIA_DEVICE_PROD_ID123(
 784                 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
 785                 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
 786         PCMCIA_DEVICE_PROD_ID123(
 787                 "Instant Wireless ", " Network PC CARD", "Version 01.02",
 788                 0x11d901af, 0x6e9bd926, 0x4b74baa0),
 789         PCMCIA_DEVICE_PROD_ID123(
 790                 "SMC", "SMC2632W", "Version 01.02",
 791                 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
 792         PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G",
 793                                 0x2decece3, 0x82067c18),
 794         PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
 795                                 0x54f7c49c, 0x15a75e5b),
 796         PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
 797                                 0x74c5e40d, 0xdb472a18),
 798         PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
 799                                 0x0733cc81, 0x0c52f395),
 800         PCMCIA_DEVICE_PROD_ID12(
 801                 "ZoomAir 11Mbps High", "Rate wireless Networking",
 802                 0x273fe3db, 0x32a1eaee),
 803         PCMCIA_DEVICE_PROD_ID123(
 804                 "Pretec", "CompactWLAN Card 802.11b", "2.5",
 805                 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1),
 806         PCMCIA_DEVICE_PROD_ID123(
 807                 "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02",
 808                 0xc7b8df9d, 0x1700d087, 0x4b74baa0),
 809         PCMCIA_DEVICE_PROD_ID123(
 810                 "Allied Telesyn", "AT-WCL452 Wireless PCMCIA Radio",
 811                 "Ver. 1.00",
 812                 0x5cd01705, 0x4271660f, 0x9d08ee12),
 813         PCMCIA_DEVICE_PROD_ID123(
 814                 "Wireless LAN" , "11Mbps PC Card", "Version 01.02",
 815                 0x4b8870ff, 0x70e946d1, 0x4b74baa0),
 816         PCMCIA_DEVICE_PROD_ID3("HFA3863", 0x355cb092),
 817         PCMCIA_DEVICE_PROD_ID3("ISL37100P", 0x630d52b2),
 818         PCMCIA_DEVICE_PROD_ID3("ISL37101P-10", 0xdd97a26b),
 819         PCMCIA_DEVICE_PROD_ID3("ISL37300P", 0xc9049a39),
 820         PCMCIA_DEVICE_NULL
 821 };
 822 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
 823
 824
 825 static struct pcmcia_driver hostap_driver = {
 826         .drv            = {
 827                 .name   = "hostap_cs",
 828         },
 829         .probe          = hostap_cs_probe,
 830         .remove         = prism2_detach,
 831         .owner          = THIS_MODULE,
 832         .id_table       = hostap_cs_ids,
 833         .suspend        = hostap_cs_suspend,
 834         .resume         = hostap_cs_resume,
 835 };
 836
 837 static int __init init_prism2_pccard(void)
 838 {
 839         return pcmcia_register_driver(&hostap_driver);
 840 }
 841
 842 static void __exit exit_prism2_pccard(void)
 843 {
 844         pcmcia_unregister_driver(&hostap_driver);
 845 }
 846
 847
 848 module_init(init_prism2_pccard);
 849 module_exit(exit_prism2_pccard);