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 = kmalloc(sizeof(*hw_priv), GFP_KERNEL);
 567         if (parse == NULL || hw_priv == NULL) {
 568                 ret = -ENOMEM;
 569                 goto failed;
 570         }
 571         memset(hw_priv, 0, sizeof(*hw_priv));
 572
 573         tuple.Attributes = 0;
 574         tuple.TupleData = buf;
 575         tuple.TupleDataMax = sizeof(buf);
 576         tuple.TupleOffset = 0;
 577
 578         CS_CHECK(GetConfigurationInfo,
 579                  pcmcia_get_configuration_info(link, &conf));
 580
 581         /* Look for an appropriate configuration table entry in the CIS */
 582         tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
 583         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
 584         for (;;) {
 585                 cistpl_cftable_entry_t *cfg = &(parse->cftable_entry);
 586                 CFG_CHECK2(GetTupleData,
 587                            pcmcia_get_tuple_data(link, &tuple));
 588                 CFG_CHECK2(ParseTuple,
 589                            pcmcia_parse_tuple(link, &tuple, parse));
 590
 591                 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
 592                         dflt = *cfg;
 593                 if (cfg->index == 0)
 594                         goto next_entry;
 595                 link->conf.ConfigIndex = cfg->index;
 596                 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
 597                        "(default 0x%02X)\n", cfg->index, dflt.index);
 598
 599                 /* Does this card need audio output? */
 600                 if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
 601                         link->conf.Attributes |= CONF_ENABLE_SPKR;
 602                         link->conf.Status = CCSR_AUDIO_ENA;
 603                 }
 604
 605                 /* Use power settings for Vcc and Vpp if present */
 606                 /*  Note that the CIS values need to be rescaled */
 607                 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
 608                         if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
 609                             10000 && !ignore_cis_vcc) {
 610                                 PDEBUG(DEBUG_EXTRA, "  Vcc mismatch - skipping"
 611                                        " this entry\n");
 612                                 goto next_entry;
 613                         }
 614                 } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
 615                         if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] /
 616                             10000 && !ignore_cis_vcc) {
 617                                 PDEBUG(DEBUG_EXTRA, "  Vcc (default) mismatch "
 618                                        "- skipping this entry\n");
 619                                 goto next_entry;
 620                         }
 621                 }
 622
 623                 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
 624                         link->conf.Vpp =
 625                                 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
 626                 else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
 627                         link->conf.Vpp =
 628                                 dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
 629
 630                 /* Do we need to allocate an interrupt? */
 631                 if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
 632                         link->conf.Attributes |= CONF_ENABLE_IRQ;
 633                 else if (!(link->conf.Attributes & CONF_ENABLE_IRQ)) {
 634                         /* At least Compaq WL200 does not have IRQInfo1 set,
 635                          * but it does not work without interrupts.. */
 636                         printk("Config has no IRQ info, but trying to enable "
 637                                "IRQ anyway..\n");
 638                         link->conf.Attributes |= CONF_ENABLE_IRQ;
 639                 }
 640
 641                 /* IO window settings */
 642                 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
 643                        "dflt.io.nwin=%d\n",
 644                        cfg->io.nwin, dflt.io.nwin);
 645                 link->io.NumPorts1 = link->io.NumPorts2 = 0;
 646                 if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
 647                         cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
 648                         link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
 649                         PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
 650                                "io.base=0x%04x, len=%d\n", io->flags,
 651                                io->win[0].base, io->win[0].len);
 652                         if (!(io->flags & CISTPL_IO_8BIT))
 653                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
 654                         if (!(io->flags & CISTPL_IO_16BIT))
 655                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
 656                         link->io.IOAddrLines = io->flags &
 657                                 CISTPL_IO_LINES_MASK;
 658                         link->io.BasePort1 = io->win[0].base;
 659                         link->io.NumPorts1 = io->win[0].len;
 660                         if (io->nwin > 1) {
 661                                 link->io.Attributes2 = link->io.Attributes1;
 662                                 link->io.BasePort2 = io->win[1].base;
 663                                 link->io.NumPorts2 = io->win[1].len;
 664                         }
 665                 }
 666
 667                 /* This reserves IO space but doesn't actually enable it */
 668                 CFG_CHECK2(RequestIO,
 669                            pcmcia_request_io(link, &link->io));
 670
 671                 /* This configuration table entry is OK */
 672                 break;
 673
 674         next_entry:
 675                 CS_CHECK(GetNextTuple,
 676                          pcmcia_get_next_tuple(link, &tuple));
 677         }
 678
 679         /* Need to allocate net_device before requesting IRQ handler */
 680         dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
 681                                      &handle_to_dev(link));
 682         if (dev == NULL)
 683                 goto failed;
 684         link->priv = dev;
 685
 686         iface = netdev_priv(dev);
 687         local = iface->local;
 688         local->hw_priv = hw_priv;
 689         hw_priv->link = link;
 690         strcpy(hw_priv->node.dev_name, dev->name);
 691         link->dev_node = &hw_priv->node;
 692
 693         /*
 694          * Allocate an interrupt line.  Note that this does not assign a
 695          * handler to the interrupt, unless the 'Handler' member of the
 696          * irq structure is initialized.
 697          */
 698         if (link->conf.Attributes & CONF_ENABLE_IRQ) {
 699                 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
 700                 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
 701                 link->irq.Handler = prism2_interrupt;
 702                 link->irq.Instance = dev;
 703                 CS_CHECK(RequestIRQ,
 704                          pcmcia_request_irq(link, &link->irq));
 705         }
 706
 707         /*
 708          * This actually configures the PCMCIA socket -- setting up
 709          * the I/O windows and the interrupt mapping, and putting the
 710          * card and host interface into "Memory and IO" mode.
 711          */
 712         CS_CHECK(RequestConfiguration,
 713                  pcmcia_request_configuration(link, &link->conf));
 714
 715         dev->irq = link->irq.AssignedIRQ;
 716         dev->base_addr = link->io.BasePort1;
 717
 718         /* Finally, report what we've done */
 719         printk(KERN_INFO "%s: index 0x%02x: ",
 720                dev_info, link->conf.ConfigIndex);
 721         if (link->conf.Vpp)
 722                 printk(", Vpp %d.%d", link->conf.Vpp / 10,
 723                        link->conf.Vpp % 10);
 724         if (link->conf.Attributes & CONF_ENABLE_IRQ)
 725                 printk(", irq %d", link->irq.AssignedIRQ);
 726         if (link->io.NumPorts1)
 727                 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
 728                        link->io.BasePort1+link->io.NumPorts1-1);
 729         if (link->io.NumPorts2)
 730                 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
 731                        link->io.BasePort2+link->io.NumPorts2-1);
 732         printk("\n");
 733
 734         local->shutdown = 0;
 735
 736         sandisk_enable_wireless(dev);
 737
 738         ret = prism2_hw_config(dev, 1);
 739         if (!ret) {
 740                 ret = hostap_hw_ready(dev);
 741                 if (ret == 0 && local->ddev)
 742                         strcpy(hw_priv->node.dev_name, local->ddev->name);
 743         }
 744         kfree(parse);
 745         return ret;
 746
 747  cs_failed:
 748         cs_error(link, last_fn, last_ret);
 749
 750  failed:
 751         kfree(parse);
 752         kfree(hw_priv);
 753         prism2_release((u_long)link);
 754         return ret;
 755 }
 756
 757
 758 static void prism2_release(u_long arg)
 759 {
 760         struct pcmcia_device *link = (struct pcmcia_device *)arg;
 761
 762         PDEBUG(DEBUG_FLOW, "prism2_release\n");
 763
 764         if (link->priv) {
 765                 struct net_device *dev = link->priv;
 766                 struct hostap_interface *iface;
 767
 768                 iface = netdev_priv(dev);
 769                 prism2_hw_shutdown(dev, 0);
 770                 iface->local->shutdown = 1;
 771         }
 772
 773         pcmcia_disable_device(link);
 774         PDEBUG(DEBUG_FLOW, "release - done\n");
 775 }
 776
 777 static int hostap_cs_suspend(struct pcmcia_device *link)
 778 {
 779         struct net_device *dev = (struct net_device *) link->priv;
 780         int dev_open = 0;
 781         struct hostap_interface *iface = NULL;
 782
 783         if (dev)
 784                 iface = netdev_priv(dev);
 785
 786         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
 787         if (iface && iface->local)
 788                 dev_open = iface->local->num_dev_open > 0;
 789         if (dev_open) {
 790                 netif_stop_queue(dev);
 791                 netif_device_detach(dev);
 792         }
 793         prism2_suspend(dev);
 794
 795         return 0;
 796 }
 797
 798 static int hostap_cs_resume(struct pcmcia_device *link)
 799 {
 800         struct net_device *dev = (struct net_device *) link->priv;
 801         int dev_open = 0;
 802         struct hostap_interface *iface = NULL;
 803
 804         if (dev)
 805                 iface = netdev_priv(dev);
 806
 807         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
 808
 809         if (iface && iface->local)
 810                 dev_open = iface->local->num_dev_open > 0;
 811
 812         prism2_hw_shutdown(dev, 1);
 813         prism2_hw_config(dev, dev_open ? 0 : 1);
 814         if (dev_open) {
 815                 netif_device_attach(dev);
 816                 netif_start_queue(dev);
 817         }
 818
 819         return 0;
 820 }
 821
 822 static struct pcmcia_device_id hostap_cs_ids[] = {
 823         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
 824         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
 825         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
 826         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
 827         PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
 828         PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
 829         PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
 830         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
 831         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
 832         PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
 833         PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
 834         PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
 835         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
 836         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
 837 /*      PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),    conflict with pcnet_cs */
 838         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
 839         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
 840         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
 841         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x0002),
 842         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "INTERSIL",
 843                                          0x74c5e40d),
 844         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "Intersil",
 845                                          0x4b801a17),
 846         PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
 847                                     0x7a954bd9, 0x74be00c6),
 848         PCMCIA_DEVICE_PROD_ID1234(
 849                 "Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P",
 850                 "Eval-RevA",
 851                 0x4b801a17, 0x6345a0bf, 0xc9049a39, 0xc23adc0e),
 852         PCMCIA_DEVICE_PROD_ID123(
 853                 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
 854                 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
 855         PCMCIA_DEVICE_PROD_ID123(
 856                 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
 857                 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
 858         PCMCIA_DEVICE_PROD_ID123(
 859                 "Instant Wireless ", " Network PC CARD", "Version 01.02",
 860                 0x11d901af, 0x6e9bd926, 0x4b74baa0),
 861         PCMCIA_DEVICE_PROD_ID123(
 862                 "SMC", "SMC2632W", "Version 01.02",
 863                 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
 864         PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G",
 865                                 0x2decece3, 0x82067c18),
 866         PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
 867                                 0x54f7c49c, 0x15a75e5b),
 868         PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
 869                                 0x74c5e40d, 0xdb472a18),
 870         PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
 871                                 0x0733cc81, 0x0c52f395),
 872         PCMCIA_DEVICE_PROD_ID12(
 873                 "ZoomAir 11Mbps High", "Rate wireless Networking",
 874                 0x273fe3db, 0x32a1eaee),
 875         PCMCIA_DEVICE_PROD_ID123(
 876                 "Pretec", "CompactWLAN Card 802.11b", "2.5",
 877                 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1),
 878         PCMCIA_DEVICE_PROD_ID123(
 879                 "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02",
 880                 0xc7b8df9d, 0x1700d087, 0x4b74baa0),
 881         PCMCIA_DEVICE_PROD_ID123(
 882                 "Allied Telesyn", "AT-WCL452 Wireless PCMCIA Radio",
 883                 "Ver. 1.00",
 884                 0x5cd01705, 0x4271660f, 0x9d08ee12),
 885         PCMCIA_DEVICE_PROD_ID123(
 886                 "corega", "WL PCCL-11", "ISL37300P",
 887                 0xa21501a, 0x59868926, 0xc9049a39),
 888         PCMCIA_DEVICE_NULL
 889 };
 890 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
 891
 892
 893 static struct pcmcia_driver hostap_driver = {
 894         .drv            = {
 895                 .name   = "hostap_cs",
 896         },
 897         .probe          = hostap_cs_probe,
 898         .remove         = prism2_detach,
 899         .owner          = THIS_MODULE,
 900         .id_table       = hostap_cs_ids,
 901         .suspend        = hostap_cs_suspend,
 902         .resume         = hostap_cs_resume,
 903 };
 904
 905 static int __init init_prism2_pccard(void)
 906 {
 907         printk(KERN_INFO "%s: %s\n", dev_info, version);
 908         return pcmcia_register_driver(&hostap_driver);
 909 }
 910
 911 static void __exit exit_prism2_pccard(void)
 912 {
 913         pcmcia_unregister_driver(&hostap_driver);
 914         printk(KERN_INFO "%s: Driver unloaded\n", dev_info);
 915 }
 916
 917
 918 module_init(init_prism2_pccard);
 919 module_exit(exit_prism2_pccard);