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.DesiredTuple = CISTPL_MANFID;
 297         tuple.Attributes = TUPLE_RETURN_COMMON;
 298         tuple.TupleData = buf;
 299         tuple.TupleDataMax = sizeof(buf);
 300         tuple.TupleOffset = 0;
 301         if (pcmcia_get_first_tuple(hw_priv->link, &tuple) ||
 302             pcmcia_get_tuple_data(hw_priv->link, &tuple) ||
 303             pcmcia_parse_tuple(hw_priv->link, &tuple, parse) ||
 304             parse->manfid.manf != 0xd601 || parse->manfid.card != 0x0101) {
 305                 /* No SanDisk manfid found */
 306                 ret = -ENODEV;
 307                 goto done;
 308         }
 309
 310         tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
 311         if (pcmcia_get_first_tuple(hw_priv->link, &tuple) ||
 312             pcmcia_get_tuple_data(hw_priv->link, &tuple) ||
 313             pcmcia_parse_tuple(hw_priv->link, &tuple, parse) ||
 314                 parse->longlink_mfc.nfn < 2) {
 315                 /* No multi-function links found */
 316                 ret = -ENODEV;
 317                 goto done;
 318         }
 319
 320         printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
 321                " - using vendor-specific initialization\n", dev->name);
 322         hw_priv->sandisk_connectplus = 1;
 323
 324         reg.Function = 0;
 325         reg.Action = CS_WRITE;
 326         reg.Offset = CISREG_COR;
 327         reg.Value = COR_SOFT_RESET;
 328         res = pcmcia_access_configuration_register(hw_priv->link,
 329                                                    &reg);
 330         if (res != CS_SUCCESS) {
 331                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 332                        dev->name, res);
 333                 goto done;
 334         }
 335         mdelay(5);
 336
 337         reg.Function = 0;
 338         reg.Action = CS_WRITE;
 339         reg.Offset = CISREG_COR;
 340         /*
 341          * Do not enable interrupts here to avoid some bogus events. Interrupts
 342          * will be enabled during the first cor_sreset call.
 343          */
 344         reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA;
 345         res = pcmcia_access_configuration_register(hw_priv->link,
 346                                                    &reg);
 347         if (res != CS_SUCCESS) {
 348                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 349                        dev->name, res);
 350                 goto done;
 351         }
 352         mdelay(5);
 353
 354         sandisk_set_iobase(local);
 355
 356         HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
 357         udelay(10);
 358         HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
 359         udelay(10);
 360
 361 done:
 362         kfree(parse);
 363         return ret;
 364 }
 365
 366
 367 static void prism2_pccard_cor_sreset(local_info_t *local)
 368 {
 369         int res;
 370         conf_reg_t reg;
 371         struct hostap_cs_priv *hw_priv = local->hw_priv;
 372
 373         if (!prism2_pccard_card_present(local))
 374                return;
 375
 376         reg.Function = 0;
 377         reg.Action = CS_READ;
 378         reg.Offset = CISREG_COR;
 379         reg.Value = 0;
 380         res = pcmcia_access_configuration_register(hw_priv->link,
 381                                                    &reg);
 382         if (res != CS_SUCCESS) {
 383                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
 384                        res);
 385                 return;
 386         }
 387         printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
 388                reg.Value);
 389
 390         reg.Action = CS_WRITE;
 391         reg.Value |= COR_SOFT_RESET;
 392         res = pcmcia_access_configuration_register(hw_priv->link,
 393                                                    &reg);
 394         if (res != CS_SUCCESS) {
 395                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
 396                        res);
 397                 return;
 398         }
 399
 400         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 401
 402         reg.Value &= ~COR_SOFT_RESET;
 403         if (hw_priv->sandisk_connectplus)
 404                 reg.Value |= COR_IREQ_ENA;
 405         res = pcmcia_access_configuration_register(hw_priv->link,
 406                                                    &reg);
 407         if (res != CS_SUCCESS) {
 408                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
 409                        res);
 410                 return;
 411         }
 412
 413         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 414
 415         if (hw_priv->sandisk_connectplus)
 416                 sandisk_set_iobase(local);
 417 }
 418
 419
 420 static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
 421 {
 422         int res;
 423         conf_reg_t reg;
 424         int old_cor;
 425         struct hostap_cs_priv *hw_priv = local->hw_priv;
 426
 427         if (!prism2_pccard_card_present(local))
 428                return;
 429
 430         if (hw_priv->sandisk_connectplus) {
 431                 sandisk_write_hcr(local, hcr);
 432                 return;
 433         }
 434
 435         reg.Function = 0;
 436         reg.Action = CS_READ;
 437         reg.Offset = CISREG_COR;
 438         reg.Value = 0;
 439         res = pcmcia_access_configuration_register(hw_priv->link,
 440                                                    &reg);
 441         if (res != CS_SUCCESS) {
 442                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
 443                        "(%d)\n", res);
 444                 return;
 445         }
 446         printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
 447                reg.Value);
 448         old_cor = reg.Value;
 449
 450         reg.Action = CS_WRITE;
 451         reg.Value |= COR_SOFT_RESET;
 452         res = pcmcia_access_configuration_register(hw_priv->link,
 453                                                    &reg);
 454         if (res != CS_SUCCESS) {
 455                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
 456                        "(%d)\n", res);
 457                 return;
 458         }
 459
 460         mdelay(10);
 461
 462         /* Setup Genesis mode */
 463         reg.Action = CS_WRITE;
 464         reg.Value = hcr;
 465         reg.Offset = CISREG_CCSR;
 466         res = pcmcia_access_configuration_register(hw_priv->link,
 467                                                    &reg);
 468         if (res != CS_SUCCESS) {
 469                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
 470                        "(%d)\n", res);
 471                 return;
 472         }
 473         mdelay(10);
 474
 475         reg.Action = CS_WRITE;
 476         reg.Offset = CISREG_COR;
 477         reg.Value = old_cor & ~COR_SOFT_RESET;
 478         res = pcmcia_access_configuration_register(hw_priv->link,
 479                                                    &reg);
 480         if (res != CS_SUCCESS) {
 481                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
 482                        "(%d)\n", res);
 483                 return;
 484         }
 485
 486         mdelay(10);
 487 }
 488
 489
 490 static struct prism2_helper_functions prism2_pccard_funcs =
 491 {
 492         .card_present   = prism2_pccard_card_present,
 493         .cor_sreset     = prism2_pccard_cor_sreset,
 494         .genesis_reset  = prism2_pccard_genesis_reset,
 495         .hw_type        = HOSTAP_HW_PCCARD,
 496 };
 497
 498
 499 /* allocate local data and register with CardServices
 500  * initialize dev_link structure, but do not configure the card yet */
 501 static int hostap_cs_probe(struct pcmcia_device *p_dev)
 502 {
 503         int ret;
 504
 505         PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
 506         p_dev->conf.IntType = INT_MEMORY_AND_IO;
 507
 508         ret = prism2_config(p_dev);
 509         if (ret) {
 510                 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
 511         }
 512
 513         return ret;
 514 }
 515
 516
 517 static void prism2_detach(struct pcmcia_device *link)
 518 {
 519         PDEBUG(DEBUG_FLOW, "prism2_detach\n");
 520
 521         prism2_release((u_long)link);
 522
 523         /* release net devices */
 524         if (link->priv) {
 525                 struct hostap_cs_priv *hw_priv;
 526                 struct net_device *dev;
 527                 struct hostap_interface *iface;
 528                 dev = link->priv;
 529                 iface = netdev_priv(dev);
 530                 hw_priv = iface->local->hw_priv;
 531                 prism2_free_local_data(dev);
 532                 kfree(hw_priv);
 533         }
 534 }
 535
 536
 537 #define CS_CHECK(fn, ret) \
 538 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
 539
 540 #define CFG_CHECK2(fn, retf) \
 541 do { int ret = (retf); \
 542 if (ret != 0) { \
 543         PDEBUG(DEBUG_EXTRA, "CardServices(" #fn ") returned %d\n", ret); \
 544         cs_error(link, fn, ret); \
 545         goto next_entry; \
 546 } \
 547 } while (0)
 548
 549
 550 /* run after a CARD_INSERTION event is received to configure the PCMCIA
 551  * socket and make the device available to the system */
 552 static int prism2_config(struct pcmcia_device *link)
 553 {
 554         struct net_device *dev;
 555         struct hostap_interface *iface;
 556         local_info_t *local;
 557         int ret = 1;
 558         tuple_t tuple;
 559         cisparse_t *parse;
 560         int last_fn, last_ret;
 561         u_char buf[64];
 562         config_info_t conf;
 563         cistpl_cftable_entry_t dflt = { 0 };
 564         struct hostap_cs_priv *hw_priv;
 565
 566         PDEBUG(DEBUG_FLOW, "prism2_config()\n");
 567
 568         parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
 569         hw_priv = kmalloc(sizeof(*hw_priv), GFP_KERNEL);
 570         if (parse == NULL || hw_priv == NULL) {
 571                 ret = -ENOMEM;
 572                 goto failed;
 573         }
 574         memset(hw_priv, 0, sizeof(*hw_priv));
 575
 576         tuple.DesiredTuple = CISTPL_CONFIG;
 577         tuple.Attributes = 0;
 578         tuple.TupleData = buf;
 579         tuple.TupleDataMax = sizeof(buf);
 580         tuple.TupleOffset = 0;
 581         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
 582         CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
 583         CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, parse));
 584         link->conf.ConfigBase = parse->config.base;
 585         link->conf.Present = parse->config.rmask[0];
 586
 587         CS_CHECK(GetConfigurationInfo,
 588                  pcmcia_get_configuration_info(link, &conf));
 589
 590         /* Look for an appropriate configuration table entry in the CIS */
 591         tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
 592         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
 593         for (;;) {
 594                 cistpl_cftable_entry_t *cfg = &(parse->cftable_entry);
 595                 CFG_CHECK2(GetTupleData,
 596                            pcmcia_get_tuple_data(link, &tuple));
 597                 CFG_CHECK2(ParseTuple,
 598                            pcmcia_parse_tuple(link, &tuple, parse));
 599
 600                 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
 601                         dflt = *cfg;
 602                 if (cfg->index == 0)
 603                         goto next_entry;
 604                 link->conf.ConfigIndex = cfg->index;
 605                 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
 606                        "(default 0x%02X)\n", cfg->index, dflt.index);
 607
 608                 /* Does this card need audio output? */
 609                 if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
 610                         link->conf.Attributes |= CONF_ENABLE_SPKR;
 611                         link->conf.Status = CCSR_AUDIO_ENA;
 612                 }
 613
 614                 /* Use power settings for Vcc and Vpp if present */
 615                 /*  Note that the CIS values need to be rescaled */
 616                 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
 617                         if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
 618                             10000 && !ignore_cis_vcc) {
 619                                 PDEBUG(DEBUG_EXTRA, "  Vcc mismatch - skipping"
 620                                        " this entry\n");
 621                                 goto next_entry;
 622                         }
 623                 } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
 624                         if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] /
 625                             10000 && !ignore_cis_vcc) {
 626                                 PDEBUG(DEBUG_EXTRA, "  Vcc (default) mismatch "
 627                                        "- skipping this entry\n");
 628                                 goto next_entry;
 629                         }
 630                 }
 631
 632                 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
 633                         link->conf.Vpp =
 634                                 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
 635                 else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
 636                         link->conf.Vpp =
 637                                 dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
 638
 639                 /* Do we need to allocate an interrupt? */
 640                 if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
 641                         link->conf.Attributes |= CONF_ENABLE_IRQ;
 642                 else if (!(link->conf.Attributes & CONF_ENABLE_IRQ)) {
 643                         /* At least Compaq WL200 does not have IRQInfo1 set,
 644                          * but it does not work without interrupts.. */
 645                         printk("Config has no IRQ info, but trying to enable "
 646                                "IRQ anyway..\n");
 647                         link->conf.Attributes |= CONF_ENABLE_IRQ;
 648                 }
 649
 650                 /* IO window settings */
 651                 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
 652                        "dflt.io.nwin=%d\n",
 653                        cfg->io.nwin, dflt.io.nwin);
 654                 link->io.NumPorts1 = link->io.NumPorts2 = 0;
 655                 if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
 656                         cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
 657                         link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
 658                         PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
 659                                "io.base=0x%04x, len=%d\n", io->flags,
 660                                io->win[0].base, io->win[0].len);
 661                         if (!(io->flags & CISTPL_IO_8BIT))
 662                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
 663                         if (!(io->flags & CISTPL_IO_16BIT))
 664                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
 665                         link->io.IOAddrLines = io->flags &
 666                                 CISTPL_IO_LINES_MASK;
 667                         link->io.BasePort1 = io->win[0].base;
 668                         link->io.NumPorts1 = io->win[0].len;
 669                         if (io->nwin > 1) {
 670                                 link->io.Attributes2 = link->io.Attributes1;
 671                                 link->io.BasePort2 = io->win[1].base;
 672                                 link->io.NumPorts2 = io->win[1].len;
 673                         }
 674                 }
 675
 676                 /* This reserves IO space but doesn't actually enable it */
 677                 CFG_CHECK2(RequestIO,
 678                            pcmcia_request_io(link, &link->io));
 679
 680                 /* This configuration table entry is OK */
 681                 break;
 682
 683         next_entry:
 684                 CS_CHECK(GetNextTuple,
 685                          pcmcia_get_next_tuple(link, &tuple));
 686         }
 687
 688         /* Need to allocate net_device before requesting IRQ handler */
 689         dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
 690                                      &handle_to_dev(link));
 691         if (dev == NULL)
 692                 goto failed;
 693         link->priv = dev;
 694
 695         iface = netdev_priv(dev);
 696         local = iface->local;
 697         local->hw_priv = hw_priv;
 698         hw_priv->link = link;
 699         strcpy(hw_priv->node.dev_name, dev->name);
 700         link->dev_node = &hw_priv->node;
 701
 702         /*
 703          * Allocate an interrupt line.  Note that this does not assign a
 704          * handler to the interrupt, unless the 'Handler' member of the
 705          * irq structure is initialized.
 706          */
 707         if (link->conf.Attributes & CONF_ENABLE_IRQ) {
 708                 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
 709                 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
 710                 link->irq.Handler = prism2_interrupt;
 711                 link->irq.Instance = dev;
 712                 CS_CHECK(RequestIRQ,
 713                          pcmcia_request_irq(link, &link->irq));
 714         }
 715
 716         /*
 717          * This actually configures the PCMCIA socket -- setting up
 718          * the I/O windows and the interrupt mapping, and putting the
 719          * card and host interface into "Memory and IO" mode.
 720          */
 721         CS_CHECK(RequestConfiguration,
 722                  pcmcia_request_configuration(link, &link->conf));
 723
 724         dev->irq = link->irq.AssignedIRQ;
 725         dev->base_addr = link->io.BasePort1;
 726
 727         /* Finally, report what we've done */
 728         printk(KERN_INFO "%s: index 0x%02x: ",
 729                dev_info, link->conf.ConfigIndex);
 730         if (link->conf.Vpp)
 731                 printk(", Vpp %d.%d", link->conf.Vpp / 10,
 732                        link->conf.Vpp % 10);
 733         if (link->conf.Attributes & CONF_ENABLE_IRQ)
 734                 printk(", irq %d", link->irq.AssignedIRQ);
 735         if (link->io.NumPorts1)
 736                 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
 737                        link->io.BasePort1+link->io.NumPorts1-1);
 738         if (link->io.NumPorts2)
 739                 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
 740                        link->io.BasePort2+link->io.NumPorts2-1);
 741         printk("\n");
 742
 743         local->shutdown = 0;
 744
 745         sandisk_enable_wireless(dev);
 746
 747         ret = prism2_hw_config(dev, 1);
 748         if (!ret) {
 749                 ret = hostap_hw_ready(dev);
 750                 if (ret == 0 && local->ddev)
 751                         strcpy(hw_priv->node.dev_name, local->ddev->name);
 752         }
 753         kfree(parse);
 754         return ret;
 755
 756  cs_failed:
 757         cs_error(link, last_fn, last_ret);
 758
 759  failed:
 760         kfree(parse);
 761         kfree(hw_priv);
 762         prism2_release((u_long)link);
 763         return ret;
 764 }
 765
 766
 767 static void prism2_release(u_long arg)
 768 {
 769         struct pcmcia_device *link = (struct pcmcia_device *)arg;
 770
 771         PDEBUG(DEBUG_FLOW, "prism2_release\n");
 772
 773         if (link->priv) {
 774                 struct net_device *dev = link->priv;
 775                 struct hostap_interface *iface;
 776
 777                 iface = netdev_priv(dev);
 778                 prism2_hw_shutdown(dev, 0);
 779                 iface->local->shutdown = 1;
 780         }
 781
 782         pcmcia_disable_device(link);
 783         PDEBUG(DEBUG_FLOW, "release - done\n");
 784 }
 785
 786 static int hostap_cs_suspend(struct pcmcia_device *link)
 787 {
 788         struct net_device *dev = (struct net_device *) link->priv;
 789         int dev_open = 0;
 790         struct hostap_interface *iface = NULL;
 791
 792         if (dev)
 793                 iface = netdev_priv(dev);
 794
 795         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
 796         if (iface && iface->local)
 797                 dev_open = iface->local->num_dev_open > 0;
 798         if (dev_open) {
 799                 netif_stop_queue(dev);
 800                 netif_device_detach(dev);
 801         }
 802         prism2_suspend(dev);
 803
 804         return 0;
 805 }
 806
 807 static int hostap_cs_resume(struct pcmcia_device *link)
 808 {
 809         struct net_device *dev = (struct net_device *) link->priv;
 810         int dev_open = 0;
 811         struct hostap_interface *iface = NULL;
 812
 813         if (dev)
 814                 iface = netdev_priv(dev);
 815
 816         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
 817
 818         if (iface && iface->local)
 819                 dev_open = iface->local->num_dev_open > 0;
 820
 821         prism2_hw_shutdown(dev, 1);
 822         prism2_hw_config(dev, dev_open ? 0 : 1);
 823         if (dev_open) {
 824                 netif_device_attach(dev);
 825                 netif_start_queue(dev);
 826         }
 827
 828         return 0;
 829 }
 830
 831 static struct pcmcia_device_id hostap_cs_ids[] = {
 832         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
 833         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
 834         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
 835         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
 836         PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
 837         PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
 838         PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
 839         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
 840         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
 841         PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
 842         PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
 843         PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
 844         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
 845         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
 846 /*      PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),    conflict with pcnet_cs */
 847         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
 848         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
 849         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
 850         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x0002),
 851         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "INTERSIL",
 852                                          0x74c5e40d),
 853         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "Intersil",
 854                                          0x4b801a17),
 855         PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
 856                                     0x7a954bd9, 0x74be00c6),
 857         PCMCIA_DEVICE_PROD_ID1234(
 858                 "Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P",
 859                 "Eval-RevA",
 860                 0x4b801a17, 0x6345a0bf, 0xc9049a39, 0xc23adc0e),
 861         PCMCIA_DEVICE_PROD_ID123(
 862                 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
 863                 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
 864         PCMCIA_DEVICE_PROD_ID123(
 865                 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
 866                 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
 867         PCMCIA_DEVICE_PROD_ID123(
 868                 "Instant Wireless ", " Network PC CARD", "Version 01.02",
 869                 0x11d901af, 0x6e9bd926, 0x4b74baa0),
 870         PCMCIA_DEVICE_PROD_ID123(
 871                 "SMC", "SMC2632W", "Version 01.02",
 872                 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
 873         PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G",
 874                                 0x2decece3, 0x82067c18),
 875         PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
 876                                 0x54f7c49c, 0x15a75e5b),
 877         PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
 878                                 0x74c5e40d, 0xdb472a18),
 879         PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
 880                                 0x0733cc81, 0x0c52f395),
 881         PCMCIA_DEVICE_PROD_ID12(
 882                 "ZoomAir 11Mbps High", "Rate wireless Networking",
 883                 0x273fe3db, 0x32a1eaee),
 884         PCMCIA_DEVICE_PROD_ID123(
 885                 "Pretec", "CompactWLAN Card 802.11b", "2.5",
 886                 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1),
 887         PCMCIA_DEVICE_PROD_ID123(
 888                 "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02",
 889                 0xc7b8df9d, 0x1700d087, 0x4b74baa0),
 890         PCMCIA_DEVICE_NULL
 891 };
 892 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
 893
 894
 895 static struct pcmcia_driver hostap_driver = {
 896         .drv            = {
 897                 .name   = "hostap_cs",
 898         },
 899         .probe          = hostap_cs_probe,
 900         .remove         = prism2_detach,
 901         .owner          = THIS_MODULE,
 902         .id_table       = hostap_cs_ids,
 903         .suspend        = hostap_cs_suspend,
 904         .resume         = hostap_cs_resume,
 905 };
 906
 907 static int __init init_prism2_pccard(void)
 908 {
 909         printk(KERN_INFO "%s: %s\n", dev_info, version);
 910         return pcmcia_register_driver(&hostap_driver);
 911 }
 912
 913 static void __exit exit_prism2_pccard(void)
 914 {
 915         pcmcia_unregister_driver(&hostap_driver);
 916         printk(KERN_INFO "%s: Driver unloaded\n", dev_info);
 917 }
 918
 919
 920 module_init(init_prism2_pccard);
 921 module_exit(exit_prism2_pccard);