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/wait.h>
   7 #include <linux/timer.h>
   8 #include <linux/skbuff.h>
   9 #include <linux/netdevice.h>
  10 #include <linux/workqueue.h>
  11 #include <linux/wireless.h>
  12 #include <net/iw_handler.h>
  13
  14 #include <pcmcia/cs_types.h>
  15 #include <pcmcia/cs.h>
  16 #include <pcmcia/cistpl.h>
  17 #include <pcmcia/cisreg.h>
  18 #include <pcmcia/ds.h>
  19
  20 #include <asm/io.h>
  21
  22 #include "hostap_wlan.h"
  23
  24
  25 static char *version = PRISM2_VERSION " (Jouni Malinen <jkmaline@cc.hut.fi>)";
  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 MODULE_VERSION(PRISM2_VERSION);
  34
  35
  36 static int ignore_cis_vcc;
  37 module_param(ignore_cis_vcc, int, 0444);
  38 MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry");
  39
  40
  41 /* struct local_info::hw_priv */
  42 struct hostap_cs_priv {
  43         dev_node_t node;
  44         struct pcmcia_device *link;
  45         int sandisk_connectplus;
  46 };
  47
  48
  49 #ifdef PRISM2_IO_DEBUG
  50
  51 static inline void hfa384x_outb_debug(struct net_device *dev, int a, u8 v)
  52 {
  53         struct hostap_interface *iface;
  54         local_info_t *local;
  55         unsigned long flags;
  56
  57         iface = netdev_priv(dev);
  58         local = iface->local;
  59         spin_lock_irqsave(&local->lock, flags);
  60         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTB, a, v);
  61         outb(v, dev->base_addr + a);
  62         spin_unlock_irqrestore(&local->lock, flags);
  63 }
  64
  65 static inline u8 hfa384x_inb_debug(struct net_device *dev, int a)
  66 {
  67         struct hostap_interface *iface;
  68         local_info_t *local;
  69         unsigned long flags;
  70         u8 v;
  71
  72         iface = netdev_priv(dev);
  73         local = iface->local;
  74         spin_lock_irqsave(&local->lock, flags);
  75         v = inb(dev->base_addr + a);
  76         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INB, a, v);
  77         spin_unlock_irqrestore(&local->lock, flags);
  78         return v;
  79 }
  80
  81 static inline void hfa384x_outw_debug(struct net_device *dev, int a, u16 v)
  82 {
  83         struct hostap_interface *iface;
  84         local_info_t *local;
  85         unsigned long flags;
  86
  87         iface = netdev_priv(dev);
  88         local = iface->local;
  89         spin_lock_irqsave(&local->lock, flags);
  90         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTW, a, v);
  91         outw(v, dev->base_addr + a);
  92         spin_unlock_irqrestore(&local->lock, flags);
  93 }
  94
  95 static inline u16 hfa384x_inw_debug(struct net_device *dev, int a)
  96 {
  97         struct hostap_interface *iface;
  98         local_info_t *local;
  99         unsigned long flags;
 100         u16 v;
 101
 102         iface = netdev_priv(dev);
 103         local = iface->local;
 104         spin_lock_irqsave(&local->lock, flags);
 105         v = inw(dev->base_addr + a);
 106         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INW, a, v);
 107         spin_unlock_irqrestore(&local->lock, flags);
 108         return v;
 109 }
 110
 111 static inline void hfa384x_outsw_debug(struct net_device *dev, int a,
 112                                        u8 *buf, int wc)
 113 {
 114         struct hostap_interface *iface;
 115         local_info_t *local;
 116         unsigned long flags;
 117
 118         iface = netdev_priv(dev);
 119         local = iface->local;
 120         spin_lock_irqsave(&local->lock, flags);
 121         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTSW, a, wc);
 122         outsw(dev->base_addr + a, buf, wc);
 123         spin_unlock_irqrestore(&local->lock, flags);
 124 }
 125
 126 static inline void hfa384x_insw_debug(struct net_device *dev, int a,
 127                                       u8 *buf, int wc)
 128 {
 129         struct hostap_interface *iface;
 130         local_info_t *local;
 131         unsigned long flags;
 132
 133         iface = netdev_priv(dev);
 134         local = iface->local;
 135         spin_lock_irqsave(&local->lock, flags);
 136         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INSW, a, wc);
 137         insw(dev->base_addr + a, buf, wc);
 138         spin_unlock_irqrestore(&local->lock, flags);
 139 }
 140
 141 #define HFA384X_OUTB(v,a) hfa384x_outb_debug(dev, (a), (v))
 142 #define HFA384X_INB(a) hfa384x_inb_debug(dev, (a))
 143 #define HFA384X_OUTW(v,a) hfa384x_outw_debug(dev, (a), (v))
 144 #define HFA384X_INW(a) hfa384x_inw_debug(dev, (a))
 145 #define HFA384X_OUTSW(a, buf, wc) hfa384x_outsw_debug(dev, (a), (buf), (wc))
 146 #define HFA384X_INSW(a, buf, wc) hfa384x_insw_debug(dev, (a), (buf), (wc))
 147
 148 #else /* PRISM2_IO_DEBUG */
 149
 150 #define HFA384X_OUTB(v,a) outb((v), dev->base_addr + (a))
 151 #define HFA384X_INB(a) inb(dev->base_addr + (a))
 152 #define HFA384X_OUTW(v,a) outw((v), dev->base_addr + (a))
 153 #define HFA384X_INW(a) inw(dev->base_addr + (a))
 154 #define HFA384X_INSW(a, buf, wc) insw(dev->base_addr + (a), buf, wc)
 155 #define HFA384X_OUTSW(a, buf, wc) outsw(dev->base_addr + (a), buf, wc)
 156
 157 #endif /* PRISM2_IO_DEBUG */
 158
 159
 160 static int hfa384x_from_bap(struct net_device *dev, u16 bap, void *buf,
 161                             int len)
 162 {
 163         u16 d_off;
 164         u16 *pos;
 165
 166         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
 167         pos = (u16 *) buf;
 168
 169         if (len / 2)
 170                 HFA384X_INSW(d_off, buf, len / 2);
 171         pos += len / 2;
 172
 173         if (len & 1)
 174                 *((char *) pos) = HFA384X_INB(d_off);
 175
 176         return 0;
 177 }
 178
 179
 180 static int hfa384x_to_bap(struct net_device *dev, u16 bap, void *buf, int len)
 181 {
 182         u16 d_off;
 183         u16 *pos;
 184
 185         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
 186         pos = (u16 *) buf;
 187
 188         if (len / 2)
 189                 HFA384X_OUTSW(d_off, buf, len / 2);
 190         pos += len / 2;
 191
 192         if (len & 1)
 193                 HFA384X_OUTB(*((char *) pos), d_off);
 194
 195         return 0;
 196 }
 197
 198
 199 /* FIX: This might change at some point.. */
 200 #include "hostap_hw.c"
 201
 202
 203
 204 static void prism2_detach(struct pcmcia_device *p_dev);
 205 static void prism2_release(u_long arg);
 206 static int prism2_config(struct pcmcia_device *link);
 207
 208
 209 static int prism2_pccard_card_present(local_info_t *local)
 210 {
 211         struct hostap_cs_priv *hw_priv = local->hw_priv;
 212         if (hw_priv != NULL && hw_priv->link != NULL && pcmcia_dev_present(hw_priv->link))
 213                 return 1;
 214         return 0;
 215 }
 216
 217
 218 /*
 219  * SanDisk CompactFlash WLAN Flashcard - Product Manual v1.0
 220  * Document No. 20-10-00058, January 2004
 221  * http://www.sandisk.com/pdf/industrial/ProdManualCFWLANv1.0.pdf
 222  */
 223 #define SANDISK_WLAN_ACTIVATION_OFF 0x40
 224 #define SANDISK_HCR_OFF 0x42
 225
 226
 227 static void sandisk_set_iobase(local_info_t *local)
 228 {
 229         int res;
 230         conf_reg_t reg;
 231         struct hostap_cs_priv *hw_priv = local->hw_priv;
 232
 233         reg.Function = 0;
 234         reg.Action = CS_WRITE;
 235         reg.Offset = 0x10; /* 0x3f0 IO base 1 */
 236         reg.Value = hw_priv->link->io.BasePort1 & 0x00ff;
 237         res = pcmcia_access_configuration_register(hw_priv->link,
 238                                                    &reg);
 239         if (res != CS_SUCCESS) {
 240                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -"
 241                        " res=%d\n", res);
 242         }
 243         udelay(10);
 244
 245         reg.Function = 0;
 246         reg.Action = CS_WRITE;
 247         reg.Offset = 0x12; /* 0x3f2 IO base 2 */
 248         reg.Value = (hw_priv->link->io.BasePort1 & 0xff00) >> 8;
 249         res = pcmcia_access_configuration_register(hw_priv->link,
 250                                                    &reg);
 251         if (res != CS_SUCCESS) {
 252                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
 253                        " res=%d\n", res);
 254         }
 255 }
 256
 257
 258 static void sandisk_write_hcr(local_info_t *local, int hcr)
 259 {
 260         struct net_device *dev = local->dev;
 261         int i;
 262
 263         HFA384X_OUTB(0x80, SANDISK_WLAN_ACTIVATION_OFF);
 264         udelay(50);
 265         for (i = 0; i < 10; i++) {
 266                 HFA384X_OUTB(hcr, SANDISK_HCR_OFF);
 267         }
 268         udelay(55);
 269         HFA384X_OUTB(0x45, SANDISK_WLAN_ACTIVATION_OFF);
 270 }
 271
 272
 273 static int sandisk_enable_wireless(struct net_device *dev)
 274 {
 275         int res, ret = 0;
 276         conf_reg_t reg;
 277         struct hostap_interface *iface = dev->priv;
 278         local_info_t *local = iface->local;
 279         tuple_t tuple;
 280         cisparse_t *parse = NULL;
 281         u_char buf[64];
 282         struct hostap_cs_priv *hw_priv = local->hw_priv;
 283
 284         if (hw_priv->link->io.NumPorts1 < 0x42) {
 285                 /* Not enough ports to be SanDisk multi-function card */
 286                 ret = -ENODEV;
 287                 goto done;
 288         }
 289
 290         parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
 291         if (parse == NULL) {
 292                 ret = -ENOMEM;
 293                 goto done;
 294         }
 295
 296         tuple.Attributes = TUPLE_RETURN_COMMON;
 297         tuple.TupleData = buf;
 298         tuple.TupleDataMax = sizeof(buf);
 299         tuple.TupleOffset = 0;
 300
 301         if (hw_priv->link->manf_id != 0xd601 || hw_priv->link->card_id != 0x0101) {
 302                 /* No SanDisk manfid found */
 303                 ret = -ENODEV;
 304                 goto done;
 305         }
 306
 307         tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
 308         if (pcmcia_get_first_tuple(hw_priv->link, &tuple) ||
 309             pcmcia_get_tuple_data(hw_priv->link, &tuple) ||
 310             pcmcia_parse_tuple(hw_priv->link, &tuple, parse) ||
 311                 parse->longlink_mfc.nfn < 2) {
 312                 /* No multi-function links found */
 313                 ret = -ENODEV;
 314                 goto done;
 315         }
 316
 317         printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
 318                " - using vendor-specific initialization\n", dev->name);
 319         hw_priv->sandisk_connectplus = 1;
 320
 321         reg.Function = 0;
 322         reg.Action = CS_WRITE;
 323         reg.Offset = CISREG_COR;
 324         reg.Value = COR_SOFT_RESET;
 325         res = pcmcia_access_configuration_register(hw_priv->link,
 326                                                    &reg);
 327         if (res != CS_SUCCESS) {
 328                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 329                        dev->name, res);
 330                 goto done;
 331         }
 332         mdelay(5);
 333
 334         reg.Function = 0;
 335         reg.Action = CS_WRITE;
 336         reg.Offset = CISREG_COR;
 337         /*
 338          * Do not enable interrupts here to avoid some bogus events. Interrupts
 339          * will be enabled during the first cor_sreset call.
 340          */
 341         reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA;
 342         res = pcmcia_access_configuration_register(hw_priv->link,
 343                                                    &reg);
 344         if (res != CS_SUCCESS) {
 345                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 346                        dev->name, res);
 347                 goto done;
 348         }
 349         mdelay(5);
 350
 351         sandisk_set_iobase(local);
 352
 353         HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
 354         udelay(10);
 355         HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
 356         udelay(10);
 357
 358 done:
 359         kfree(parse);
 360         return ret;
 361 }
 362
 363
 364 static void prism2_pccard_cor_sreset(local_info_t *local)
 365 {
 366         int res;
 367         conf_reg_t reg;
 368         struct hostap_cs_priv *hw_priv = local->hw_priv;
 369
 370         if (!prism2_pccard_card_present(local))
 371                return;
 372
 373         reg.Function = 0;
 374         reg.Action = CS_READ;
 375         reg.Offset = CISREG_COR;
 376         reg.Value = 0;
 377         res = pcmcia_access_configuration_register(hw_priv->link,
 378                                                    &reg);
 379         if (res != CS_SUCCESS) {
 380                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
 381                        res);
 382                 return;
 383         }
 384         printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
 385                reg.Value);
 386
 387         reg.Action = CS_WRITE;
 388         reg.Value |= COR_SOFT_RESET;
 389         res = pcmcia_access_configuration_register(hw_priv->link,
 390                                                    &reg);
 391         if (res != CS_SUCCESS) {
 392                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
 393                        res);
 394                 return;
 395         }
 396
 397         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 398
 399         reg.Value &= ~COR_SOFT_RESET;
 400         if (hw_priv->sandisk_connectplus)
 401                 reg.Value |= COR_IREQ_ENA;
 402         res = pcmcia_access_configuration_register(hw_priv->link,
 403                                                    &reg);
 404         if (res != CS_SUCCESS) {
 405                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
 406                        res);
 407                 return;
 408         }
 409
 410         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 411
 412         if (hw_priv->sandisk_connectplus)
 413                 sandisk_set_iobase(local);
 414 }
 415
 416
 417 static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
 418 {
 419         int res;
 420         conf_reg_t reg;
 421         int old_cor;
 422         struct hostap_cs_priv *hw_priv = local->hw_priv;
 423
 424         if (!prism2_pccard_card_present(local))
 425                return;
 426
 427         if (hw_priv->sandisk_connectplus) {
 428                 sandisk_write_hcr(local, hcr);
 429                 return;
 430         }
 431
 432         reg.Function = 0;
 433         reg.Action = CS_READ;
 434         reg.Offset = CISREG_COR;
 435         reg.Value = 0;
 436         res = pcmcia_access_configuration_register(hw_priv->link,
 437                                                    &reg);
 438         if (res != CS_SUCCESS) {
 439                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
 440                        "(%d)\n", res);
 441                 return;
 442         }
 443         printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
 444                reg.Value);
 445         old_cor = reg.Value;
 446
 447         reg.Action = CS_WRITE;
 448         reg.Value |= COR_SOFT_RESET;
 449         res = pcmcia_access_configuration_register(hw_priv->link,
 450                                                    &reg);
 451         if (res != CS_SUCCESS) {
 452                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
 453                        "(%d)\n", res);
 454                 return;
 455         }
 456
 457         mdelay(10);
 458
 459         /* Setup Genesis mode */
 460         reg.Action = CS_WRITE;
 461         reg.Value = hcr;
 462         reg.Offset = CISREG_CCSR;
 463         res = pcmcia_access_configuration_register(hw_priv->link,
 464                                                    &reg);
 465         if (res != CS_SUCCESS) {
 466                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
 467                        "(%d)\n", res);
 468                 return;
 469         }
 470         mdelay(10);
 471
 472         reg.Action = CS_WRITE;
 473         reg.Offset = CISREG_COR;
 474         reg.Value = old_cor & ~COR_SOFT_RESET;
 475         res = pcmcia_access_configuration_register(hw_priv->link,
 476                                                    &reg);
 477         if (res != CS_SUCCESS) {
 478                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
 479                        "(%d)\n", res);
 480                 return;
 481         }
 482
 483         mdelay(10);
 484 }
 485
 486
 487 static struct prism2_helper_functions prism2_pccard_funcs =
 488 {
 489         .card_present   = prism2_pccard_card_present,
 490         .cor_sreset     = prism2_pccard_cor_sreset,
 491         .genesis_reset  = prism2_pccard_genesis_reset,
 492         .hw_type        = HOSTAP_HW_PCCARD,
 493 };
 494
 495
 496 /* allocate local data and register with CardServices
 497  * initialize dev_link structure, but do not configure the card yet */
 498 static int hostap_cs_probe(struct pcmcia_device *p_dev)
 499 {
 500         int ret;
 501
 502         PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
 503         p_dev->conf.IntType = INT_MEMORY_AND_IO;
 504
 505         ret = prism2_config(p_dev);
 506         if (ret) {
 507                 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
 508         }
 509
 510         return ret;
 511 }
 512
 513
 514 static void prism2_detach(struct pcmcia_device *link)
 515 {
 516         PDEBUG(DEBUG_FLOW, "prism2_detach\n");
 517
 518         prism2_release((u_long)link);
 519
 520         /* release net devices */
 521         if (link->priv) {
 522                 struct hostap_cs_priv *hw_priv;
 523                 struct net_device *dev;
 524                 struct hostap_interface *iface;
 525                 dev = link->priv;
 526                 iface = netdev_priv(dev);
 527                 hw_priv = iface->local->hw_priv;
 528                 prism2_free_local_data(dev);
 529                 kfree(hw_priv);
 530         }
 531 }
 532
 533
 534 #define CS_CHECK(fn, ret) \
 535 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
 536
 537 #define CFG_CHECK2(fn, retf) \
 538 do { int ret = (retf); \
 539 if (ret != 0) { \
 540         PDEBUG(DEBUG_EXTRA, "CardServices(" #fn ") returned %d\n", ret); \
 541         cs_error(link, fn, ret); \
 542         goto next_entry; \
 543 } \
 544 } while (0)
 545
 546
 547 /* run after a CARD_INSERTION event is received to configure the PCMCIA
 548  * socket and make the device available to the system */
 549 static int prism2_config(struct pcmcia_device *link)
 550 {
 551         struct net_device *dev;
 552         struct hostap_interface *iface;
 553         local_info_t *local;
 554         int ret = 1;
 555         tuple_t tuple;
 556         cisparse_t *parse;
 557         int last_fn, last_ret;
 558         u_char buf[64];
 559         config_info_t conf;
 560         cistpl_cftable_entry_t dflt = { 0 };
 561         struct hostap_cs_priv *hw_priv;
 562
 563         PDEBUG(DEBUG_FLOW, "prism2_config()\n");
 564
 565         parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
 566         hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL);
 567         if (parse == NULL || hw_priv == NULL) {
 568                 ret = -ENOMEM;
 569                 goto failed;
 570         }
 571
 572         tuple.Attributes = 0;
 573         tuple.TupleData = buf;
 574         tuple.TupleDataMax = sizeof(buf);
 575         tuple.TupleOffset = 0;
 576
 577         CS_CHECK(GetConfigurationInfo,
 578                  pcmcia_get_configuration_info(link, &conf));
 579
 580         /* Look for an appropriate configuration table entry in the CIS */
 581         tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
 582         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
 583         for (;;) {
 584                 cistpl_cftable_entry_t *cfg = &(parse->cftable_entry);
 585                 CFG_CHECK2(GetTupleData,
 586                            pcmcia_get_tuple_data(link, &tuple));
 587                 CFG_CHECK2(ParseTuple,
 588                            pcmcia_parse_tuple(link, &tuple, parse));
 589
 590                 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
 591                         dflt = *cfg;
 592                 if (cfg->index == 0)
 593                         goto next_entry;
 594                 link->conf.ConfigIndex = cfg->index;
 595                 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
 596                        "(default 0x%02X)\n", cfg->index, dflt.index);
 597
 598                 /* Does this card need audio output? */
 599                 if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
 600                         link->conf.Attributes |= CONF_ENABLE_SPKR;
 601                         link->conf.Status = CCSR_AUDIO_ENA;
 602                 }
 603
 604                 /* Use power settings for Vcc and Vpp if present */
 605                 /*  Note that the CIS values need to be rescaled */
 606                 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
 607                         if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
 608                             10000 && !ignore_cis_vcc) {
 609                                 PDEBUG(DEBUG_EXTRA, "  Vcc mismatch - skipping"
 610                                        " this entry\n");
 611                                 goto next_entry;
 612                         }
 613                 } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
 614                         if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] /
 615                             10000 && !ignore_cis_vcc) {
 616                                 PDEBUG(DEBUG_EXTRA, "  Vcc (default) mismatch "
 617                                        "- skipping this entry\n");
 618                                 goto next_entry;
 619                         }
 620                 }
 621
 622                 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
 623                         link->conf.Vpp =
 624                                 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
 625                 else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
 626                         link->conf.Vpp =
 627                                 dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
 628
 629                 /* Do we need to allocate an interrupt? */
 630                 if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
 631                         link->conf.Attributes |= CONF_ENABLE_IRQ;
 632                 else if (!(link->conf.Attributes & CONF_ENABLE_IRQ)) {
 633                         /* At least Compaq WL200 does not have IRQInfo1 set,
 634                          * but it does not work without interrupts.. */
 635                         printk("Config has no IRQ info, but trying to enable "
 636                                "IRQ anyway..\n");
 637                         link->conf.Attributes |= CONF_ENABLE_IRQ;
 638                 }
 639
 640                 /* IO window settings */
 641                 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
 642                        "dflt.io.nwin=%d\n",
 643                        cfg->io.nwin, dflt.io.nwin);
 644                 link->io.NumPorts1 = link->io.NumPorts2 = 0;
 645                 if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
 646                         cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
 647                         link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
 648                         PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
 649                                "io.base=0x%04x, len=%d\n", io->flags,
 650                                io->win[0].base, io->win[0].len);
 651                         if (!(io->flags & CISTPL_IO_8BIT))
 652                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
 653                         if (!(io->flags & CISTPL_IO_16BIT))
 654                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
 655                         link->io.IOAddrLines = io->flags &
 656                                 CISTPL_IO_LINES_MASK;
 657                         link->io.BasePort1 = io->win[0].base;
 658                         link->io.NumPorts1 = io->win[0].len;
 659                         if (io->nwin > 1) {
 660                                 link->io.Attributes2 = link->io.Attributes1;
 661                                 link->io.BasePort2 = io->win[1].base;
 662                                 link->io.NumPorts2 = io->win[1].len;
 663                         }
 664                 }
 665
 666                 /* This reserves IO space but doesn't actually enable it */
 667                 CFG_CHECK2(RequestIO,
 668                            pcmcia_request_io(link, &link->io));
 669
 670                 /* This configuration table entry is OK */
 671                 break;
 672
 673         next_entry:
 674                 CS_CHECK(GetNextTuple,
 675                          pcmcia_get_next_tuple(link, &tuple));
 676         }
 677
 678         /* Need to allocate net_device before requesting IRQ handler */
 679         dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
 680                                      &handle_to_dev(link));
 681         if (dev == NULL)
 682                 goto failed;
 683         link->priv = dev;
 684
 685         iface = netdev_priv(dev);
 686         local = iface->local;
 687         local->hw_priv = hw_priv;
 688         hw_priv->link = link;
 689         strcpy(hw_priv->node.dev_name, dev->name);
 690         link->dev_node = &hw_priv->node;
 691
 692         /*
 693          * Allocate an interrupt line.  Note that this does not assign a
 694          * handler to the interrupt, unless the 'Handler' member of the
 695          * irq structure is initialized.
 696          */
 697         if (link->conf.Attributes & CONF_ENABLE_IRQ) {
 698                 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
 699                 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
 700                 link->irq.Handler = prism2_interrupt;
 701                 link->irq.Instance = dev;
 702                 CS_CHECK(RequestIRQ,
 703                          pcmcia_request_irq(link, &link->irq));
 704         }
 705
 706         /*
 707          * This actually configures the PCMCIA socket -- setting up
 708          * the I/O windows and the interrupt mapping, and putting the
 709          * card and host interface into "Memory and IO" mode.
 710          */
 711         CS_CHECK(RequestConfiguration,
 712                  pcmcia_request_configuration(link, &link->conf));
 713
 714         dev->irq = link->irq.AssignedIRQ;
 715         dev->base_addr = link->io.BasePort1;
 716
 717         /* Finally, report what we've done */
 718         printk(KERN_INFO "%s: index 0x%02x: ",
 719                dev_info, link->conf.ConfigIndex);
 720         if (link->conf.Vpp)
 721                 printk(", Vpp %d.%d", link->conf.Vpp / 10,
 722                        link->conf.Vpp % 10);
 723         if (link->conf.Attributes & CONF_ENABLE_IRQ)
 724                 printk(", irq %d", link->irq.AssignedIRQ);
 725         if (link->io.NumPorts1)
 726                 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
 727                        link->io.BasePort1+link->io.NumPorts1-1);
 728         if (link->io.NumPorts2)
 729                 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
 730                        link->io.BasePort2+link->io.NumPorts2-1);
 731         printk("\n");
 732
 733         local->shutdown = 0;
 734
 735         sandisk_enable_wireless(dev);
 736
 737         ret = prism2_hw_config(dev, 1);
 738         if (!ret) {
 739                 ret = hostap_hw_ready(dev);
 740                 if (ret == 0 && local->ddev)
 741                         strcpy(hw_priv->node.dev_name, local->ddev->name);
 742         }
 743         kfree(parse);
 744         return ret;
 745
 746  cs_failed:
 747         cs_error(link, last_fn, last_ret);
 748
 749  failed:
 750         kfree(parse);
 751         kfree(hw_priv);
 752         prism2_release((u_long)link);
 753         return ret;
 754 }
 755
 756
 757 static void prism2_release(u_long arg)
 758 {
 759         struct pcmcia_device *link = (struct pcmcia_device *)arg;
 760
 761         PDEBUG(DEBUG_FLOW, "prism2_release\n");
 762
 763         if (link->priv) {
 764                 struct net_device *dev = link->priv;
 765                 struct hostap_interface *iface;
 766
 767                 iface = netdev_priv(dev);
 768                 prism2_hw_shutdown(dev, 0);
 769                 iface->local->shutdown = 1;
 770         }
 771
 772         pcmcia_disable_device(link);
 773         PDEBUG(DEBUG_FLOW, "release - done\n");
 774 }
 775
 776 static int hostap_cs_suspend(struct pcmcia_device *link)
 777 {
 778         struct net_device *dev = (struct net_device *) link->priv;
 779         int dev_open = 0;
 780         struct hostap_interface *iface = NULL;
 781
 782         if (dev)
 783                 iface = netdev_priv(dev);
 784
 785         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
 786         if (iface && iface->local)
 787                 dev_open = iface->local->num_dev_open > 0;
 788         if (dev_open) {
 789                 netif_stop_queue(dev);
 790                 netif_device_detach(dev);
 791         }
 792         prism2_suspend(dev);
 793
 794         return 0;
 795 }
 796
 797 static int hostap_cs_resume(struct pcmcia_device *link)
 798 {
 799         struct net_device *dev = (struct net_device *) link->priv;
 800         int dev_open = 0;
 801         struct hostap_interface *iface = NULL;
 802
 803         if (dev)
 804                 iface = netdev_priv(dev);
 805
 806         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
 807
 808         if (iface && iface->local)
 809                 dev_open = iface->local->num_dev_open > 0;
 810
 811         prism2_hw_shutdown(dev, 1);
 812         prism2_hw_config(dev, dev_open ? 0 : 1);
 813         if (dev_open) {
 814                 netif_device_attach(dev);
 815                 netif_start_queue(dev);
 816         }
 817
 818         return 0;
 819 }
 820
 821 static struct pcmcia_device_id hostap_cs_ids[] = {
 822         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
 823         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
 824         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
 825         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
 826         PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
 827         PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
 828         PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
 829         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
 830         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
 831         PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
 832         PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
 833         PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
 834         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
 835         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
 836 /*      PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),    conflict with pcnet_cs */
 837         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
 838         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
 839         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
 840         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x0002),
 841         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "INTERSIL",
 842                                          0x74c5e40d),
 843         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "Intersil",
 844                                          0x4b801a17),
 845         PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
 846                                     0x7a954bd9, 0x74be00c6),
 847         PCMCIA_DEVICE_PROD_ID1234(
 848                 "Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P",
 849                 "Eval-RevA",
 850                 0x4b801a17, 0x6345a0bf, 0xc9049a39, 0xc23adc0e),
 851         PCMCIA_DEVICE_PROD_ID123(
 852                 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
 853                 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
 854         PCMCIA_DEVICE_PROD_ID123(
 855                 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
 856                 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
 857         PCMCIA_DEVICE_PROD_ID123(
 858                 "Instant Wireless ", " Network PC CARD", "Version 01.02",
 859                 0x11d901af, 0x6e9bd926, 0x4b74baa0),
 860         PCMCIA_DEVICE_PROD_ID123(
 861                 "SMC", "SMC2632W", "Version 01.02",
 862                 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
 863         PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G",
 864                                 0x2decece3, 0x82067c18),
 865         PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
 866                                 0x54f7c49c, 0x15a75e5b),
 867         PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
 868                                 0x74c5e40d, 0xdb472a18),
 869         PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
 870                                 0x0733cc81, 0x0c52f395),
 871         PCMCIA_DEVICE_PROD_ID12(
 872                 "ZoomAir 11Mbps High", "Rate wireless Networking",
 873                 0x273fe3db, 0x32a1eaee),
 874         PCMCIA_DEVICE_PROD_ID123(
 875                 "Pretec", "CompactWLAN Card 802.11b", "2.5",
 876                 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1),
 877         PCMCIA_DEVICE_PROD_ID123(
 878                 "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02",
 879                 0xc7b8df9d, 0x1700d087, 0x4b74baa0),
 880         PCMCIA_DEVICE_PROD_ID123(
 881                 "Allied Telesyn", "AT-WCL452 Wireless PCMCIA Radio",
 882                 "Ver. 1.00",
 883                 0x5cd01705, 0x4271660f, 0x9d08ee12),
 884         PCMCIA_DEVICE_PROD_ID123(
 885                 "corega", "WL PCCL-11", "ISL37300P",
 886                 0xa21501a, 0x59868926, 0xc9049a39),
 887         PCMCIA_DEVICE_NULL
 888 };
 889 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
 890
 891
 892 static struct pcmcia_driver hostap_driver = {
 893         .drv            = {
 894                 .name   = "hostap_cs",
 895         },
 896         .probe          = hostap_cs_probe,
 897         .remove         = prism2_detach,
 898         .owner          = THIS_MODULE,
 899         .id_table       = hostap_cs_ids,
 900         .suspend        = hostap_cs_suspend,
 901         .resume         = hostap_cs_resume,
 902 };
 903
 904 static int __init init_prism2_pccard(void)
 905 {
 906         printk(KERN_INFO "%s: %s\n", dev_info, version);
 907         return pcmcia_register_driver(&hostap_driver);
 908 }
 909
 910 static void __exit exit_prism2_pccard(void)
 911 {
 912         pcmcia_unregister_driver(&hostap_driver);
 913         printk(KERN_INFO "%s: Driver unloaded\n", dev_info);
 914 }
 915
 916
 917 module_init(init_prism2_pccard);
 918 module_exit(exit_prism2_pccard);