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 dev_info_t dev_info = "hostap_cs";
  26
  27 MODULE_AUTHOR("Jouni Malinen");
  28 MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN "
  29                    "cards (PC Card).");
  30 MODULE_SUPPORTED_DEVICE("Intersil Prism2-based WLAN cards (PC Card)");
  31 MODULE_LICENSE("GPL");
  32
  33
  34 static int ignore_cis_vcc;
  35 module_param(ignore_cis_vcc, int, 0444);
  36 MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry");
  37
  38
  39 /* struct local_info::hw_priv */
  40 struct hostap_cs_priv {
  41         dev_node_t node;
  42         struct pcmcia_device *link;
  43         int sandisk_connectplus;
  44 };
  45
  46
  47 #ifdef PRISM2_IO_DEBUG
  48
  49 static inline void hfa384x_outb_debug(struct net_device *dev, int a, u8 v)
  50 {
  51         struct hostap_interface *iface;
  52         local_info_t *local;
  53         unsigned long flags;
  54
  55         iface = netdev_priv(dev);
  56         local = iface->local;
  57         spin_lock_irqsave(&local->lock, flags);
  58         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTB, a, v);
  59         outb(v, dev->base_addr + a);
  60         spin_unlock_irqrestore(&local->lock, flags);
  61 }
  62
  63 static inline u8 hfa384x_inb_debug(struct net_device *dev, int a)
  64 {
  65         struct hostap_interface *iface;
  66         local_info_t *local;
  67         unsigned long flags;
  68         u8 v;
  69
  70         iface = netdev_priv(dev);
  71         local = iface->local;
  72         spin_lock_irqsave(&local->lock, flags);
  73         v = inb(dev->base_addr + a);
  74         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INB, a, v);
  75         spin_unlock_irqrestore(&local->lock, flags);
  76         return v;
  77 }
  78
  79 static inline void hfa384x_outw_debug(struct net_device *dev, int a, u16 v)
  80 {
  81         struct hostap_interface *iface;
  82         local_info_t *local;
  83         unsigned long flags;
  84
  85         iface = netdev_priv(dev);
  86         local = iface->local;
  87         spin_lock_irqsave(&local->lock, flags);
  88         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTW, a, v);
  89         outw(v, dev->base_addr + a);
  90         spin_unlock_irqrestore(&local->lock, flags);
  91 }
  92
  93 static inline u16 hfa384x_inw_debug(struct net_device *dev, int a)
  94 {
  95         struct hostap_interface *iface;
  96         local_info_t *local;
  97         unsigned long flags;
  98         u16 v;
  99
 100         iface = netdev_priv(dev);
 101         local = iface->local;
 102         spin_lock_irqsave(&local->lock, flags);
 103         v = inw(dev->base_addr + a);
 104         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INW, a, v);
 105         spin_unlock_irqrestore(&local->lock, flags);
 106         return v;
 107 }
 108
 109 static inline void hfa384x_outsw_debug(struct net_device *dev, int a,
 110                                        u8 *buf, int wc)
 111 {
 112         struct hostap_interface *iface;
 113         local_info_t *local;
 114         unsigned long flags;
 115
 116         iface = netdev_priv(dev);
 117         local = iface->local;
 118         spin_lock_irqsave(&local->lock, flags);
 119         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTSW, a, wc);
 120         outsw(dev->base_addr + a, buf, wc);
 121         spin_unlock_irqrestore(&local->lock, flags);
 122 }
 123
 124 static inline void hfa384x_insw_debug(struct net_device *dev, int a,
 125                                       u8 *buf, int wc)
 126 {
 127         struct hostap_interface *iface;
 128         local_info_t *local;
 129         unsigned long flags;
 130
 131         iface = netdev_priv(dev);
 132         local = iface->local;
 133         spin_lock_irqsave(&local->lock, flags);
 134         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INSW, a, wc);
 135         insw(dev->base_addr + a, buf, wc);
 136         spin_unlock_irqrestore(&local->lock, flags);
 137 }
 138
 139 #define HFA384X_OUTB(v,a) hfa384x_outb_debug(dev, (a), (v))
 140 #define HFA384X_INB(a) hfa384x_inb_debug(dev, (a))
 141 #define HFA384X_OUTW(v,a) hfa384x_outw_debug(dev, (a), (v))
 142 #define HFA384X_INW(a) hfa384x_inw_debug(dev, (a))
 143 #define HFA384X_OUTSW(a, buf, wc) hfa384x_outsw_debug(dev, (a), (buf), (wc))
 144 #define HFA384X_INSW(a, buf, wc) hfa384x_insw_debug(dev, (a), (buf), (wc))
 145
 146 #else /* PRISM2_IO_DEBUG */
 147
 148 #define HFA384X_OUTB(v,a) outb((v), dev->base_addr + (a))
 149 #define HFA384X_INB(a) inb(dev->base_addr + (a))
 150 #define HFA384X_OUTW(v,a) outw((v), dev->base_addr + (a))
 151 #define HFA384X_INW(a) inw(dev->base_addr + (a))
 152 #define HFA384X_INSW(a, buf, wc) insw(dev->base_addr + (a), buf, wc)
 153 #define HFA384X_OUTSW(a, buf, wc) outsw(dev->base_addr + (a), buf, wc)
 154
 155 #endif /* PRISM2_IO_DEBUG */
 156
 157
 158 static int hfa384x_from_bap(struct net_device *dev, u16 bap, void *buf,
 159                             int len)
 160 {
 161         u16 d_off;
 162         u16 *pos;
 163
 164         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
 165         pos = (u16 *) buf;
 166
 167         if (len / 2)
 168                 HFA384X_INSW(d_off, buf, len / 2);
 169         pos += len / 2;
 170
 171         if (len & 1)
 172                 *((char *) pos) = HFA384X_INB(d_off);
 173
 174         return 0;
 175 }
 176
 177
 178 static int hfa384x_to_bap(struct net_device *dev, u16 bap, void *buf, int len)
 179 {
 180         u16 d_off;
 181         u16 *pos;
 182
 183         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
 184         pos = (u16 *) buf;
 185
 186         if (len / 2)
 187                 HFA384X_OUTSW(d_off, buf, len / 2);
 188         pos += len / 2;
 189
 190         if (len & 1)
 191                 HFA384X_OUTB(*((char *) pos), d_off);
 192
 193         return 0;
 194 }
 195
 196
 197 /* FIX: This might change at some point.. */
 198 #include "hostap_hw.c"
 199
 200
 201
 202 static void prism2_detach(struct pcmcia_device *p_dev);
 203 static void prism2_release(u_long arg);
 204 static int prism2_config(struct pcmcia_device *link);
 205
 206
 207 static int prism2_pccard_card_present(local_info_t *local)
 208 {
 209         struct hostap_cs_priv *hw_priv = local->hw_priv;
 210         if (hw_priv != NULL && hw_priv->link != NULL && pcmcia_dev_present(hw_priv->link))
 211                 return 1;
 212         return 0;
 213 }
 214
 215
 216 /*
 217  * SanDisk CompactFlash WLAN Flashcard - Product Manual v1.0
 218  * Document No. 20-10-00058, January 2004
 219  * http://www.sandisk.com/pdf/industrial/ProdManualCFWLANv1.0.pdf
 220  */
 221 #define SANDISK_WLAN_ACTIVATION_OFF 0x40
 222 #define SANDISK_HCR_OFF 0x42
 223
 224
 225 static void sandisk_set_iobase(local_info_t *local)
 226 {
 227         int res;
 228         conf_reg_t reg;
 229         struct hostap_cs_priv *hw_priv = local->hw_priv;
 230
 231         reg.Function = 0;
 232         reg.Action = CS_WRITE;
 233         reg.Offset = 0x10; /* 0x3f0 IO base 1 */
 234         reg.Value = hw_priv->link->io.BasePort1 & 0x00ff;
 235         res = pcmcia_access_configuration_register(hw_priv->link,
 236                                                    &reg);
 237         if (res != CS_SUCCESS) {
 238                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -"
 239                        " res=%d\n", res);
 240         }
 241         udelay(10);
 242
 243         reg.Function = 0;
 244         reg.Action = CS_WRITE;
 245         reg.Offset = 0x12; /* 0x3f2 IO base 2 */
 246         reg.Value = (hw_priv->link->io.BasePort1 & 0xff00) >> 8;
 247         res = pcmcia_access_configuration_register(hw_priv->link,
 248                                                    &reg);
 249         if (res != CS_SUCCESS) {
 250                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
 251                        " res=%d\n", res);
 252         }
 253 }
 254
 255
 256 static void sandisk_write_hcr(local_info_t *local, int hcr)
 257 {
 258         struct net_device *dev = local->dev;
 259         int i;
 260
 261         HFA384X_OUTB(0x80, SANDISK_WLAN_ACTIVATION_OFF);
 262         udelay(50);
 263         for (i = 0; i < 10; i++) {
 264                 HFA384X_OUTB(hcr, SANDISK_HCR_OFF);
 265         }
 266         udelay(55);
 267         HFA384X_OUTB(0x45, SANDISK_WLAN_ACTIVATION_OFF);
 268 }
 269
 270
 271 static int sandisk_enable_wireless(struct net_device *dev)
 272 {
 273         int res, ret = 0;
 274         conf_reg_t reg;
 275         struct hostap_interface *iface = netdev_priv(dev);
 276         local_info_t *local = iface->local;
 277         tuple_t tuple;
 278         cisparse_t *parse = NULL;
 279         u_char buf[64];
 280         struct hostap_cs_priv *hw_priv = local->hw_priv;
 281
 282         if (hw_priv->link->io.NumPorts1 < 0x42) {
 283                 /* Not enough ports to be SanDisk multi-function card */
 284                 ret = -ENODEV;
 285                 goto done;
 286         }
 287
 288         parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
 289         if (parse == NULL) {
 290                 ret = -ENOMEM;
 291                 goto done;
 292         }
 293
 294         tuple.Attributes = TUPLE_RETURN_COMMON;
 295         tuple.TupleData = buf;
 296         tuple.TupleDataMax = sizeof(buf);
 297         tuple.TupleOffset = 0;
 298
 299         if (hw_priv->link->manf_id != 0xd601 || hw_priv->link->card_id != 0x0101) {
 300                 /* No SanDisk manfid found */
 301                 ret = -ENODEV;
 302                 goto done;
 303         }
 304
 305         tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
 306         if (pcmcia_get_first_tuple(hw_priv->link, &tuple) ||
 307             pcmcia_get_tuple_data(hw_priv->link, &tuple) ||
 308             pcmcia_parse_tuple(hw_priv->link, &tuple, parse) ||
 309                 parse->longlink_mfc.nfn < 2) {
 310                 /* No multi-function links found */
 311                 ret = -ENODEV;
 312                 goto done;
 313         }
 314
 315         printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
 316                " - using vendor-specific initialization\n", dev->name);
 317         hw_priv->sandisk_connectplus = 1;
 318
 319         reg.Function = 0;
 320         reg.Action = CS_WRITE;
 321         reg.Offset = CISREG_COR;
 322         reg.Value = COR_SOFT_RESET;
 323         res = pcmcia_access_configuration_register(hw_priv->link,
 324                                                    &reg);
 325         if (res != CS_SUCCESS) {
 326                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 327                        dev->name, res);
 328                 goto done;
 329         }
 330         mdelay(5);
 331
 332         reg.Function = 0;
 333         reg.Action = CS_WRITE;
 334         reg.Offset = CISREG_COR;
 335         /*
 336          * Do not enable interrupts here to avoid some bogus events. Interrupts
 337          * will be enabled during the first cor_sreset call.
 338          */
 339         reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA;
 340         res = pcmcia_access_configuration_register(hw_priv->link,
 341                                                    &reg);
 342         if (res != CS_SUCCESS) {
 343                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 344                        dev->name, res);
 345                 goto done;
 346         }
 347         mdelay(5);
 348
 349         sandisk_set_iobase(local);
 350
 351         HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
 352         udelay(10);
 353         HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
 354         udelay(10);
 355
 356 done:
 357         kfree(parse);
 358         return ret;
 359 }
 360
 361
 362 static void prism2_pccard_cor_sreset(local_info_t *local)
 363 {
 364         int res;
 365         conf_reg_t reg;
 366         struct hostap_cs_priv *hw_priv = local->hw_priv;
 367
 368         if (!prism2_pccard_card_present(local))
 369                return;
 370
 371         reg.Function = 0;
 372         reg.Action = CS_READ;
 373         reg.Offset = CISREG_COR;
 374         reg.Value = 0;
 375         res = pcmcia_access_configuration_register(hw_priv->link,
 376                                                    &reg);
 377         if (res != CS_SUCCESS) {
 378                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
 379                        res);
 380                 return;
 381         }
 382         printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
 383                reg.Value);
 384
 385         reg.Action = CS_WRITE;
 386         reg.Value |= COR_SOFT_RESET;
 387         res = pcmcia_access_configuration_register(hw_priv->link,
 388                                                    &reg);
 389         if (res != CS_SUCCESS) {
 390                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
 391                        res);
 392                 return;
 393         }
 394
 395         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 396
 397         reg.Value &= ~COR_SOFT_RESET;
 398         if (hw_priv->sandisk_connectplus)
 399                 reg.Value |= COR_IREQ_ENA;
 400         res = pcmcia_access_configuration_register(hw_priv->link,
 401                                                    &reg);
 402         if (res != CS_SUCCESS) {
 403                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
 404                        res);
 405                 return;
 406         }
 407
 408         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 409
 410         if (hw_priv->sandisk_connectplus)
 411                 sandisk_set_iobase(local);
 412 }
 413
 414
 415 static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
 416 {
 417         int res;
 418         conf_reg_t reg;
 419         int old_cor;
 420         struct hostap_cs_priv *hw_priv = local->hw_priv;
 421
 422         if (!prism2_pccard_card_present(local))
 423                return;
 424
 425         if (hw_priv->sandisk_connectplus) {
 426                 sandisk_write_hcr(local, hcr);
 427                 return;
 428         }
 429
 430         reg.Function = 0;
 431         reg.Action = CS_READ;
 432         reg.Offset = CISREG_COR;
 433         reg.Value = 0;
 434         res = pcmcia_access_configuration_register(hw_priv->link,
 435                                                    &reg);
 436         if (res != CS_SUCCESS) {
 437                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
 438                        "(%d)\n", res);
 439                 return;
 440         }
 441         printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
 442                reg.Value);
 443         old_cor = reg.Value;
 444
 445         reg.Action = CS_WRITE;
 446         reg.Value |= COR_SOFT_RESET;
 447         res = pcmcia_access_configuration_register(hw_priv->link,
 448                                                    &reg);
 449         if (res != CS_SUCCESS) {
 450                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
 451                        "(%d)\n", res);
 452                 return;
 453         }
 454
 455         mdelay(10);
 456
 457         /* Setup Genesis mode */
 458         reg.Action = CS_WRITE;
 459         reg.Value = hcr;
 460         reg.Offset = CISREG_CCSR;
 461         res = pcmcia_access_configuration_register(hw_priv->link,
 462                                                    &reg);
 463         if (res != CS_SUCCESS) {
 464                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
 465                        "(%d)\n", res);
 466                 return;
 467         }
 468         mdelay(10);
 469
 470         reg.Action = CS_WRITE;
 471         reg.Offset = CISREG_COR;
 472         reg.Value = old_cor & ~COR_SOFT_RESET;
 473         res = pcmcia_access_configuration_register(hw_priv->link,
 474                                                    &reg);
 475         if (res != CS_SUCCESS) {
 476                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
 477                        "(%d)\n", res);
 478                 return;
 479         }
 480
 481         mdelay(10);
 482 }
 483
 484
 485 static struct prism2_helper_functions prism2_pccard_funcs =
 486 {
 487         .card_present   = prism2_pccard_card_present,
 488         .cor_sreset     = prism2_pccard_cor_sreset,
 489         .genesis_reset  = prism2_pccard_genesis_reset,
 490         .hw_type        = HOSTAP_HW_PCCARD,
 491 };
 492
 493
 494 /* allocate local data and register with CardServices
 495  * initialize dev_link structure, but do not configure the card yet */
 496 static int hostap_cs_probe(struct pcmcia_device *p_dev)
 497 {
 498         int ret;
 499
 500         PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
 501         p_dev->conf.IntType = INT_MEMORY_AND_IO;
 502
 503         ret = prism2_config(p_dev);
 504         if (ret) {
 505                 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
 506         }
 507
 508         return ret;
 509 }
 510
 511
 512 static void prism2_detach(struct pcmcia_device *link)
 513 {
 514         PDEBUG(DEBUG_FLOW, "prism2_detach\n");
 515
 516         prism2_release((u_long)link);
 517
 518         /* release net devices */
 519         if (link->priv) {
 520                 struct hostap_cs_priv *hw_priv;
 521                 struct net_device *dev;
 522                 struct hostap_interface *iface;
 523                 dev = link->priv;
 524                 iface = netdev_priv(dev);
 525                 hw_priv = iface->local->hw_priv;
 526                 prism2_free_local_data(dev);
 527                 kfree(hw_priv);
 528         }
 529 }
 530
 531
 532 #define CS_CHECK(fn, ret) \
 533 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
 534
 535 #define CFG_CHECK2(fn, retf) \
 536 do { int ret = (retf); \
 537 if (ret != 0) { \
 538         PDEBUG(DEBUG_EXTRA, "CardServices(" #fn ") returned %d\n", ret); \
 539         cs_error(link, fn, ret); \
 540         goto next_entry; \
 541 } \
 542 } while (0)
 543
 544
 545 /* run after a CARD_INSERTION event is received to configure the PCMCIA
 546  * socket and make the device available to the system */
 547 static int prism2_config(struct pcmcia_device *link)
 548 {
 549         struct net_device *dev;
 550         struct hostap_interface *iface;
 551         local_info_t *local;
 552         int ret = 1;
 553         tuple_t tuple;
 554         cisparse_t *parse;
 555         int last_fn, last_ret;
 556         u_char buf[64];
 557         config_info_t conf;
 558         cistpl_cftable_entry_t dflt = { 0 };
 559         struct hostap_cs_priv *hw_priv;
 560
 561         PDEBUG(DEBUG_FLOW, "prism2_config()\n");
 562
 563         parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
 564         hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL);
 565         if (parse == NULL || hw_priv == NULL) {
 566                 ret = -ENOMEM;
 567                 goto failed;
 568         }
 569
 570         tuple.Attributes = 0;
 571         tuple.TupleData = buf;
 572         tuple.TupleDataMax = sizeof(buf);
 573         tuple.TupleOffset = 0;
 574
 575         CS_CHECK(GetConfigurationInfo,
 576                  pcmcia_get_configuration_info(link, &conf));
 577
 578         /* Look for an appropriate configuration table entry in the CIS */
 579         tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
 580         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
 581         for (;;) {
 582                 cistpl_cftable_entry_t *cfg = &(parse->cftable_entry);
 583                 CFG_CHECK2(GetTupleData,
 584                            pcmcia_get_tuple_data(link, &tuple));
 585                 CFG_CHECK2(ParseTuple,
 586                            pcmcia_parse_tuple(link, &tuple, parse));
 587
 588                 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
 589                         dflt = *cfg;
 590                 if (cfg->index == 0)
 591                         goto next_entry;
 592                 link->conf.ConfigIndex = cfg->index;
 593                 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
 594                        "(default 0x%02X)\n", cfg->index, dflt.index);
 595
 596                 /* Does this card need audio output? */
 597                 if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
 598                         link->conf.Attributes |= CONF_ENABLE_SPKR;
 599                         link->conf.Status = CCSR_AUDIO_ENA;
 600                 }
 601
 602                 /* Use power settings for Vcc and Vpp if present */
 603                 /*  Note that the CIS values need to be rescaled */
 604                 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
 605                         if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
 606                             10000 && !ignore_cis_vcc) {
 607                                 PDEBUG(DEBUG_EXTRA, "  Vcc mismatch - skipping"
 608                                        " this entry\n");
 609                                 goto next_entry;
 610                         }
 611                 } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
 612                         if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] /
 613                             10000 && !ignore_cis_vcc) {
 614                                 PDEBUG(DEBUG_EXTRA, "  Vcc (default) mismatch "
 615                                        "- skipping this entry\n");
 616                                 goto next_entry;
 617                         }
 618                 }
 619
 620                 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
 621                         link->conf.Vpp =
 622                                 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
 623                 else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
 624                         link->conf.Vpp =
 625                                 dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
 626
 627                 /* Do we need to allocate an interrupt? */
 628                 if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
 629                         link->conf.Attributes |= CONF_ENABLE_IRQ;
 630                 else if (!(link->conf.Attributes & CONF_ENABLE_IRQ)) {
 631                         /* At least Compaq WL200 does not have IRQInfo1 set,
 632                          * but it does not work without interrupts.. */
 633                         printk("Config has no IRQ info, but trying to enable "
 634                                "IRQ anyway..\n");
 635                         link->conf.Attributes |= CONF_ENABLE_IRQ;
 636                 }
 637
 638                 /* IO window settings */
 639                 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
 640                        "dflt.io.nwin=%d\n",
 641                        cfg->io.nwin, dflt.io.nwin);
 642                 link->io.NumPorts1 = link->io.NumPorts2 = 0;
 643                 if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
 644                         cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
 645                         link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
 646                         PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
 647                                "io.base=0x%04x, len=%d\n", io->flags,
 648                                io->win[0].base, io->win[0].len);
 649                         if (!(io->flags & CISTPL_IO_8BIT))
 650                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
 651                         if (!(io->flags & CISTPL_IO_16BIT))
 652                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
 653                         link->io.IOAddrLines = io->flags &
 654                                 CISTPL_IO_LINES_MASK;
 655                         link->io.BasePort1 = io->win[0].base;
 656                         link->io.NumPorts1 = io->win[0].len;
 657                         if (io->nwin > 1) {
 658                                 link->io.Attributes2 = link->io.Attributes1;
 659                                 link->io.BasePort2 = io->win[1].base;
 660                                 link->io.NumPorts2 = io->win[1].len;
 661                         }
 662                 }
 663
 664                 /* This reserves IO space but doesn't actually enable it */
 665                 CFG_CHECK2(RequestIO,
 666                            pcmcia_request_io(link, &link->io));
 667
 668                 /* This configuration table entry is OK */
 669                 break;
 670
 671         next_entry:
 672                 CS_CHECK(GetNextTuple,
 673                          pcmcia_get_next_tuple(link, &tuple));
 674         }
 675
 676         /* Need to allocate net_device before requesting IRQ handler */
 677         dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
 678                                      &handle_to_dev(link));
 679         if (dev == NULL)
 680                 goto failed;
 681         link->priv = dev;
 682
 683         iface = netdev_priv(dev);
 684         local = iface->local;
 685         local->hw_priv = hw_priv;
 686         hw_priv->link = link;
 687         strcpy(hw_priv->node.dev_name, dev->name);
 688         link->dev_node = &hw_priv->node;
 689
 690         /*
 691          * Allocate an interrupt line.  Note that this does not assign a
 692          * handler to the interrupt, unless the 'Handler' member of the
 693          * irq structure is initialized.
 694          */
 695         if (link->conf.Attributes & CONF_ENABLE_IRQ) {
 696                 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
 697                 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
 698                 link->irq.Handler = prism2_interrupt;
 699                 link->irq.Instance = dev;
 700                 CS_CHECK(RequestIRQ,
 701                          pcmcia_request_irq(link, &link->irq));
 702         }
 703
 704         /*
 705          * This actually configures the PCMCIA socket -- setting up
 706          * the I/O windows and the interrupt mapping, and putting the
 707          * card and host interface into "Memory and IO" mode.
 708          */
 709         CS_CHECK(RequestConfiguration,
 710                  pcmcia_request_configuration(link, &link->conf));
 711
 712         dev->irq = link->irq.AssignedIRQ;
 713         dev->base_addr = link->io.BasePort1;
 714
 715         /* Finally, report what we've done */
 716         printk(KERN_INFO "%s: index 0x%02x: ",
 717                dev_info, link->conf.ConfigIndex);
 718         if (link->conf.Vpp)
 719                 printk(", Vpp %d.%d", link->conf.Vpp / 10,
 720                        link->conf.Vpp % 10);
 721         if (link->conf.Attributes & CONF_ENABLE_IRQ)
 722                 printk(", irq %d", link->irq.AssignedIRQ);
 723         if (link->io.NumPorts1)
 724                 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
 725                        link->io.BasePort1+link->io.NumPorts1-1);
 726         if (link->io.NumPorts2)
 727                 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
 728                        link->io.BasePort2+link->io.NumPorts2-1);
 729         printk("\n");
 730
 731         local->shutdown = 0;
 732
 733         sandisk_enable_wireless(dev);
 734
 735         ret = prism2_hw_config(dev, 1);
 736         if (!ret) {
 737                 ret = hostap_hw_ready(dev);
 738                 if (ret == 0 && local->ddev)
 739                         strcpy(hw_priv->node.dev_name, local->ddev->name);
 740         }
 741         kfree(parse);
 742         return ret;
 743
 744  cs_failed:
 745         cs_error(link, last_fn, last_ret);
 746
 747  failed:
 748         kfree(parse);
 749         kfree(hw_priv);
 750         prism2_release((u_long)link);
 751         return ret;
 752 }
 753
 754
 755 static void prism2_release(u_long arg)
 756 {
 757         struct pcmcia_device *link = (struct pcmcia_device *)arg;
 758
 759         PDEBUG(DEBUG_FLOW, "prism2_release\n");
 760
 761         if (link->priv) {
 762                 struct net_device *dev = link->priv;
 763                 struct hostap_interface *iface;
 764
 765                 iface = netdev_priv(dev);
 766                 prism2_hw_shutdown(dev, 0);
 767                 iface->local->shutdown = 1;
 768         }
 769
 770         pcmcia_disable_device(link);
 771         PDEBUG(DEBUG_FLOW, "release - done\n");
 772 }
 773
 774 static int hostap_cs_suspend(struct pcmcia_device *link)
 775 {
 776         struct net_device *dev = (struct net_device *) link->priv;
 777         int dev_open = 0;
 778         struct hostap_interface *iface = NULL;
 779
 780         if (dev)
 781                 iface = netdev_priv(dev);
 782
 783         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
 784         if (iface && iface->local)
 785                 dev_open = iface->local->num_dev_open > 0;
 786         if (dev_open) {
 787                 netif_stop_queue(dev);
 788                 netif_device_detach(dev);
 789         }
 790         prism2_suspend(dev);
 791
 792         return 0;
 793 }
 794
 795 static int hostap_cs_resume(struct pcmcia_device *link)
 796 {
 797         struct net_device *dev = (struct net_device *) link->priv;
 798         int dev_open = 0;
 799         struct hostap_interface *iface = NULL;
 800
 801         if (dev)
 802                 iface = netdev_priv(dev);
 803
 804         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
 805
 806         if (iface && iface->local)
 807                 dev_open = iface->local->num_dev_open > 0;
 808
 809         prism2_hw_shutdown(dev, 1);
 810         prism2_hw_config(dev, dev_open ? 0 : 1);
 811         if (dev_open) {
 812                 netif_device_attach(dev);
 813                 netif_start_queue(dev);
 814         }
 815
 816         return 0;
 817 }
 818
 819 static struct pcmcia_device_id hostap_cs_ids[] = {
 820         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
 821         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
 822         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
 823         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
 824         PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
 825         PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x3301),
 826         PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
 827         PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
 828         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
 829         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
 830         PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
 831         PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
 832         PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
 833         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
 834         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
 835 /*      PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),    conflict with pcnet_cs */
 836         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
 837         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
 838         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
 839         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x0002),
 840         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0xd601, 0x0005, "ADLINK 345 CF",
 841                                          0x2d858104),
 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         /* D-Link DWL-650 Rev. P1; manfid 0x000b, 0x7110 */
 853         PCMCIA_DEVICE_PROD_ID1234(
 854                 "D-Link", "DWL-650 Wireless PC Card RevP", "ISL37101P-10",
 855                 "A3",
 856                 0x1a424a1c, 0x6ea57632, 0xdd97a26b, 0x56b21f52),
 857         PCMCIA_DEVICE_PROD_ID123(
 858                 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
 859                 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
 860         PCMCIA_DEVICE_PROD_ID123(
 861                 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
 862                 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
 863         PCMCIA_DEVICE_PROD_ID123(
 864                 "Instant Wireless ", " Network PC CARD", "Version 01.02",
 865                 0x11d901af, 0x6e9bd926, 0x4b74baa0),
 866         PCMCIA_DEVICE_PROD_ID123(
 867                 "SMC", "SMC2632W", "Version 01.02",
 868                 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
 869         PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G",
 870                                 0x2decece3, 0x82067c18),
 871         PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
 872                                 0x54f7c49c, 0x15a75e5b),
 873         PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
 874                                 0x74c5e40d, 0xdb472a18),
 875         PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
 876                                 0x0733cc81, 0x0c52f395),
 877         PCMCIA_DEVICE_PROD_ID12(
 878                 "ZoomAir 11Mbps High", "Rate wireless Networking",
 879                 0x273fe3db, 0x32a1eaee),
 880         PCMCIA_DEVICE_PROD_ID123(
 881                 "Pretec", "CompactWLAN Card 802.11b", "2.5",
 882                 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1),
 883         PCMCIA_DEVICE_PROD_ID123(
 884                 "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02",
 885                 0xc7b8df9d, 0x1700d087, 0x4b74baa0),
 886         PCMCIA_DEVICE_PROD_ID123(
 887                 "Allied Telesyn", "AT-WCL452 Wireless PCMCIA Radio",
 888                 "Ver. 1.00",
 889                 0x5cd01705, 0x4271660f, 0x9d08ee12),
 890         PCMCIA_DEVICE_PROD_ID123(
 891                 "corega", "WL PCCL-11", "ISL37300P",
 892                 0xa21501a, 0x59868926, 0xc9049a39),
 893         PCMCIA_DEVICE_PROD_ID1234(
 894                 "The Linksys Group, Inc.", "Wireless Network CF Card", "ISL37300P",
 895                 "RevA",
 896                 0xa5f472c2, 0x9c05598d, 0xc9049a39, 0x57a66194),
 897         PCMCIA_DEVICE_NULL
 898 };
 899 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
 900
 901
 902 static struct pcmcia_driver hostap_driver = {
 903         .drv            = {
 904                 .name   = "hostap_cs",
 905         },
 906         .probe          = hostap_cs_probe,
 907         .remove         = prism2_detach,
 908         .owner          = THIS_MODULE,
 909         .id_table       = hostap_cs_ids,
 910         .suspend        = hostap_cs_suspend,
 911         .resume         = hostap_cs_resume,
 912 };
 913
 914 static int __init init_prism2_pccard(void)
 915 {
 916         return pcmcia_register_driver(&hostap_driver);
 917 }
 918
 919 static void __exit exit_prism2_pccard(void)
 920 {
 921         pcmcia_unregister_driver(&hostap_driver);
 922 }
 923
 924
 925 module_init(init_prism2_pccard);
 926 module_exit(exit_prism2_pccard);