drivers/net/wireless/hostap/hostap_cs.c

   1 #define PRISM2_PCCARD
   2
   3 #include <linux/config.h>
   4 #include <linux/module.h>
   5 #include <linux/init.h>
   6 #include <linux/if.h>
   7 #include <linux/wait.h>
   8 #include <linux/timer.h>
   9 #include <linux/skbuff.h>
  10 #include <linux/netdevice.h>
  11 #include <linux/workqueue.h>
  12 #include <linux/wireless.h>
  13 #include <net/iw_handler.h>
  14
  15 #include <pcmcia/cs_types.h>
  16 #include <pcmcia/cs.h>
  17 #include <pcmcia/cistpl.h>
  18 #include <pcmcia/cisreg.h>
  19 #include <pcmcia/ds.h>
  20
  21 #include <asm/io.h>
  22
  23 #include "hostap_wlan.h"
  24
  25
  26 static char *version = PRISM2_VERSION " (Jouni Malinen <jkmaline@cc.hut.fi>)";
  27 static dev_info_t dev_info = "hostap_cs";
  28
  29 MODULE_AUTHOR("Jouni Malinen");
  30 MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN "
  31                    "cards (PC Card).");
  32 MODULE_SUPPORTED_DEVICE("Intersil Prism2-based WLAN cards (PC Card)");
  33 MODULE_LICENSE("GPL");
  34 MODULE_VERSION(PRISM2_VERSION);
  35
  36
  37 static int ignore_cis_vcc;
  38 module_param(ignore_cis_vcc, int, 0444);
  39 MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry");
  40
  41
  42 /* struct local_info::hw_priv */
  43 struct hostap_cs_priv {
  44         dev_node_t node;
  45         struct pcmcia_device *link;
  46         int sandisk_connectplus;
  47 };
  48
  49
  50 #ifdef PRISM2_IO_DEBUG
  51
  52 static inline void hfa384x_outb_debug(struct net_device *dev, int a, u8 v)
  53 {
  54         struct hostap_interface *iface;
  55         local_info_t *local;
  56         unsigned long flags;
  57
  58         iface = netdev_priv(dev);
  59         local = iface->local;
  60         spin_lock_irqsave(&local->lock, flags);
  61         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTB, a, v);
  62         outb(v, dev->base_addr + a);
  63         spin_unlock_irqrestore(&local->lock, flags);
  64 }
  65
  66 static inline u8 hfa384x_inb_debug(struct net_device *dev, int a)
  67 {
  68         struct hostap_interface *iface;
  69         local_info_t *local;
  70         unsigned long flags;
  71         u8 v;
  72
  73         iface = netdev_priv(dev);
  74         local = iface->local;
  75         spin_lock_irqsave(&local->lock, flags);
  76         v = inb(dev->base_addr + a);
  77         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INB, a, v);
  78         spin_unlock_irqrestore(&local->lock, flags);
  79         return v;
  80 }
  81
  82 static inline void hfa384x_outw_debug(struct net_device *dev, int a, u16 v)
  83 {
  84         struct hostap_interface *iface;
  85         local_info_t *local;
  86         unsigned long flags;
  87
  88         iface = netdev_priv(dev);
  89         local = iface->local;
  90         spin_lock_irqsave(&local->lock, flags);
  91         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTW, a, v);
  92         outw(v, dev->base_addr + a);
  93         spin_unlock_irqrestore(&local->lock, flags);
  94 }
  95
  96 static inline u16 hfa384x_inw_debug(struct net_device *dev, int a)
  97 {
  98         struct hostap_interface *iface;
  99         local_info_t *local;
 100         unsigned long flags;
 101         u16 v;
 102
 103         iface = netdev_priv(dev);
 104         local = iface->local;
 105         spin_lock_irqsave(&local->lock, flags);
 106         v = inw(dev->base_addr + a);
 107         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INW, a, v);
 108         spin_unlock_irqrestore(&local->lock, flags);
 109         return v;
 110 }
 111
 112 static inline void hfa384x_outsw_debug(struct net_device *dev, int a,
 113                                        u8 *buf, int wc)
 114 {
 115         struct hostap_interface *iface;
 116         local_info_t *local;
 117         unsigned long flags;
 118
 119         iface = netdev_priv(dev);
 120         local = iface->local;
 121         spin_lock_irqsave(&local->lock, flags);
 122         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTSW, a, wc);
 123         outsw(dev->base_addr + a, buf, wc);
 124         spin_unlock_irqrestore(&local->lock, flags);
 125 }
 126
 127 static inline void hfa384x_insw_debug(struct net_device *dev, int a,
 128                                       u8 *buf, int wc)
 129 {
 130         struct hostap_interface *iface;
 131         local_info_t *local;
 132         unsigned long flags;
 133
 134         iface = netdev_priv(dev);
 135         local = iface->local;
 136         spin_lock_irqsave(&local->lock, flags);
 137         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INSW, a, wc);
 138         insw(dev->base_addr + a, buf, wc);
 139         spin_unlock_irqrestore(&local->lock, flags);
 140 }
 141
 142 #define HFA384X_OUTB(v,a) hfa384x_outb_debug(dev, (a), (v))
 143 #define HFA384X_INB(a) hfa384x_inb_debug(dev, (a))
 144 #define HFA384X_OUTW(v,a) hfa384x_outw_debug(dev, (a), (v))
 145 #define HFA384X_INW(a) hfa384x_inw_debug(dev, (a))
 146 #define HFA384X_OUTSW(a, buf, wc) hfa384x_outsw_debug(dev, (a), (buf), (wc))
 147 #define HFA384X_INSW(a, buf, wc) hfa384x_insw_debug(dev, (a), (buf), (wc))
 148
 149 #else /* PRISM2_IO_DEBUG */
 150
 151 #define HFA384X_OUTB(v,a) outb((v), dev->base_addr + (a))
 152 #define HFA384X_INB(a) inb(dev->base_addr + (a))
 153 #define HFA384X_OUTW(v,a) outw((v), dev->base_addr + (a))
 154 #define HFA384X_INW(a) inw(dev->base_addr + (a))
 155 #define HFA384X_INSW(a, buf, wc) insw(dev->base_addr + (a), buf, wc)
 156 #define HFA384X_OUTSW(a, buf, wc) outsw(dev->base_addr + (a), buf, wc)
 157
 158 #endif /* PRISM2_IO_DEBUG */
 159
 160
 161 static int hfa384x_from_bap(struct net_device *dev, u16 bap, void *buf,
 162                             int len)
 163 {
 164         u16 d_off;
 165         u16 *pos;
 166
 167         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
 168         pos = (u16 *) buf;
 169
 170         if (len / 2)
 171                 HFA384X_INSW(d_off, buf, len / 2);
 172         pos += len / 2;
 173
 174         if (len & 1)
 175                 *((char *) pos) = HFA384X_INB(d_off);
 176
 177         return 0;
 178 }
 179
 180
 181 static int hfa384x_to_bap(struct net_device *dev, u16 bap, void *buf, int len)
 182 {
 183         u16 d_off;
 184         u16 *pos;
 185
 186         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
 187         pos = (u16 *) buf;
 188
 189         if (len / 2)
 190                 HFA384X_OUTSW(d_off, buf, len / 2);
 191         pos += len / 2;
 192
 193         if (len & 1)
 194                 HFA384X_OUTB(*((char *) pos), d_off);
 195
 196         return 0;
 197 }
 198
 199
 200 /* FIX: This might change at some point.. */
 201 #include "hostap_hw.c"
 202
 203
 204
 205 static void prism2_detach(struct pcmcia_device *p_dev);
 206 static void prism2_release(u_long arg);
 207 static int prism2_config(struct pcmcia_device *link);
 208
 209
 210 static int prism2_pccard_card_present(local_info_t *local)
 211 {
 212         struct hostap_cs_priv *hw_priv = local->hw_priv;
 213         if (hw_priv != NULL && hw_priv->link != NULL && DEV_OK(hw_priv->link))
 214                 return 1;
 215         return 0;
 216 }
 217
 218
 219 /*
 220  * SanDisk CompactFlash WLAN Flashcard - Product Manual v1.0
 221  * Document No. 20-10-00058, January 2004
 222  * http://www.sandisk.com/pdf/industrial/ProdManualCFWLANv1.0.pdf
 223  */
 224 #define SANDISK_WLAN_ACTIVATION_OFF 0x40
 225 #define SANDISK_HCR_OFF 0x42
 226
 227
 228 static void sandisk_set_iobase(local_info_t *local)
 229 {
 230         int res;
 231         conf_reg_t reg;
 232         struct hostap_cs_priv *hw_priv = local->hw_priv;
 233
 234         reg.Function = 0;
 235         reg.Action = CS_WRITE;
 236         reg.Offset = 0x10; /* 0x3f0 IO base 1 */
 237         reg.Value = hw_priv->link->io.BasePort1 & 0x00ff;
 238         res = pcmcia_access_configuration_register(hw_priv->link,
 239                                                    &reg);
 240         if (res != CS_SUCCESS) {
 241                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -"
 242                        " res=%d\n", res);
 243         }
 244         udelay(10);
 245
 246         reg.Function = 0;
 247         reg.Action = CS_WRITE;
 248         reg.Offset = 0x12; /* 0x3f2 IO base 2 */
 249         reg.Value = (hw_priv->link->io.BasePort1 & 0xff00) >> 8;
 250         res = pcmcia_access_configuration_register(hw_priv->link,
 251                                                    &reg);
 252         if (res != CS_SUCCESS) {
 253                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
 254                        " res=%d\n", res);
 255         }
 256 }
 257
 258
 259 static void sandisk_write_hcr(local_info_t *local, int hcr)
 260 {
 261         struct net_device *dev = local->dev;
 262         int i;
 263
 264         HFA384X_OUTB(0x80, SANDISK_WLAN_ACTIVATION_OFF);
 265         udelay(50);
 266         for (i = 0; i < 10; i++) {
 267                 HFA384X_OUTB(hcr, SANDISK_HCR_OFF);
 268         }
 269         udelay(55);
 270         HFA384X_OUTB(0x45, SANDISK_WLAN_ACTIVATION_OFF);
 271 }
 272
 273
 274 static int sandisk_enable_wireless(struct net_device *dev)
 275 {
 276         int res, ret = 0;
 277         conf_reg_t reg;
 278         struct hostap_interface *iface = dev->priv;
 279         local_info_t *local = iface->local;
 280         tuple_t tuple;
 281         cisparse_t *parse = NULL;
 282         u_char buf[64];
 283         struct hostap_cs_priv *hw_priv = local->hw_priv;
 284
 285         if (hw_priv->link->io.NumPorts1 < 0x42) {
 286                 /* Not enough ports to be SanDisk multi-function card */
 287                 ret = -ENODEV;
 288                 goto done;
 289         }
 290
 291         parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
 292         if (parse == NULL) {
 293                 ret = -ENOMEM;
 294                 goto done;
 295         }
 296
 297         tuple.DesiredTuple = CISTPL_MANFID;
 298         tuple.Attributes = TUPLE_RETURN_COMMON;
 299         tuple.TupleData = buf;
 300         tuple.TupleDataMax = sizeof(buf);
 301         tuple.TupleOffset = 0;
 302         if (pcmcia_get_first_tuple(hw_priv->link, &tuple) ||
 303             pcmcia_get_tuple_data(hw_priv->link, &tuple) ||
 304             pcmcia_parse_tuple(hw_priv->link, &tuple, parse) ||
 305             parse->manfid.manf != 0xd601 || parse->manfid.card != 0x0101) {
 306                 /* No SanDisk manfid found */
 307                 ret = -ENODEV;
 308                 goto done;
 309         }
 310
 311         tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
 312         if (pcmcia_get_first_tuple(hw_priv->link, &tuple) ||
 313             pcmcia_get_tuple_data(hw_priv->link, &tuple) ||
 314             pcmcia_parse_tuple(hw_priv->link, &tuple, parse) ||
 315                 parse->longlink_mfc.nfn < 2) {
 316                 /* No multi-function links found */
 317                 ret = -ENODEV;
 318                 goto done;
 319         }
 320
 321         printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
 322                " - using vendor-specific initialization\n", dev->name);
 323         hw_priv->sandisk_connectplus = 1;
 324
 325         reg.Function = 0;
 326         reg.Action = CS_WRITE;
 327         reg.Offset = CISREG_COR;
 328         reg.Value = COR_SOFT_RESET;
 329         res = pcmcia_access_configuration_register(hw_priv->link,
 330                                                    &reg);
 331         if (res != CS_SUCCESS) {
 332                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 333                        dev->name, res);
 334                 goto done;
 335         }
 336         mdelay(5);
 337
 338         reg.Function = 0;
 339         reg.Action = CS_WRITE;
 340         reg.Offset = CISREG_COR;
 341         /*
 342          * Do not enable interrupts here to avoid some bogus events. Interrupts
 343          * will be enabled during the first cor_sreset call.
 344          */
 345         reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA;
 346         res = pcmcia_access_configuration_register(hw_priv->link,
 347                                                    &reg);
 348         if (res != CS_SUCCESS) {
 349                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
 350                        dev->name, res);
 351                 goto done;
 352         }
 353         mdelay(5);
 354
 355         sandisk_set_iobase(local);
 356
 357         HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
 358         udelay(10);
 359         HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
 360         udelay(10);
 361
 362 done:
 363         kfree(parse);
 364         return ret;
 365 }
 366
 367
 368 static void prism2_pccard_cor_sreset(local_info_t *local)
 369 {
 370         int res;
 371         conf_reg_t reg;
 372         struct hostap_cs_priv *hw_priv = local->hw_priv;
 373
 374         if (!prism2_pccard_card_present(local))
 375                return;
 376
 377         reg.Function = 0;
 378         reg.Action = CS_READ;
 379         reg.Offset = CISREG_COR;
 380         reg.Value = 0;
 381         res = pcmcia_access_configuration_register(hw_priv->link,
 382                                                    &reg);
 383         if (res != CS_SUCCESS) {
 384                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
 385                        res);
 386                 return;
 387         }
 388         printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
 389                reg.Value);
 390
 391         reg.Action = CS_WRITE;
 392         reg.Value |= COR_SOFT_RESET;
 393         res = pcmcia_access_configuration_register(hw_priv->link,
 394                                                    &reg);
 395         if (res != CS_SUCCESS) {
 396                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
 397                        res);
 398                 return;
 399         }
 400
 401         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 402
 403         reg.Value &= ~COR_SOFT_RESET;
 404         if (hw_priv->sandisk_connectplus)
 405                 reg.Value |= COR_IREQ_ENA;
 406         res = pcmcia_access_configuration_register(hw_priv->link,
 407                                                    &reg);
 408         if (res != CS_SUCCESS) {
 409                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
 410                        res);
 411                 return;
 412         }
 413
 414         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
 415
 416         if (hw_priv->sandisk_connectplus)
 417                 sandisk_set_iobase(local);
 418 }
 419
 420
 421 static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
 422 {
 423         int res;
 424         conf_reg_t reg;
 425         int old_cor;
 426         struct hostap_cs_priv *hw_priv = local->hw_priv;
 427
 428         if (!prism2_pccard_card_present(local))
 429                return;
 430
 431         if (hw_priv->sandisk_connectplus) {
 432                 sandisk_write_hcr(local, hcr);
 433                 return;
 434         }
 435
 436         reg.Function = 0;
 437         reg.Action = CS_READ;
 438         reg.Offset = CISREG_COR;
 439         reg.Value = 0;
 440         res = pcmcia_access_configuration_register(hw_priv->link,
 441                                                    &reg);
 442         if (res != CS_SUCCESS) {
 443                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
 444                        "(%d)\n", res);
 445                 return;
 446         }
 447         printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
 448                reg.Value);
 449         old_cor = reg.Value;
 450
 451         reg.Action = CS_WRITE;
 452         reg.Value |= COR_SOFT_RESET;
 453         res = pcmcia_access_configuration_register(hw_priv->link,
 454                                                    &reg);
 455         if (res != CS_SUCCESS) {
 456                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
 457                        "(%d)\n", res);
 458                 return;
 459         }
 460
 461         mdelay(10);
 462
 463         /* Setup Genesis mode */
 464         reg.Action = CS_WRITE;
 465         reg.Value = hcr;
 466         reg.Offset = CISREG_CCSR;
 467         res = pcmcia_access_configuration_register(hw_priv->link,
 468                                                    &reg);
 469         if (res != CS_SUCCESS) {
 470                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
 471                        "(%d)\n", res);
 472                 return;
 473         }
 474         mdelay(10);
 475
 476         reg.Action = CS_WRITE;
 477         reg.Offset = CISREG_COR;
 478         reg.Value = old_cor & ~COR_SOFT_RESET;
 479         res = pcmcia_access_configuration_register(hw_priv->link,
 480                                                    &reg);
 481         if (res != CS_SUCCESS) {
 482                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
 483                        "(%d)\n", res);
 484                 return;
 485         }
 486
 487         mdelay(10);
 488 }
 489
 490
 491 static struct prism2_helper_functions prism2_pccard_funcs =
 492 {
 493         .card_present   = prism2_pccard_card_present,
 494         .cor_sreset     = prism2_pccard_cor_sreset,
 495         .genesis_reset  = prism2_pccard_genesis_reset,
 496         .hw_type        = HOSTAP_HW_PCCARD,
 497 };
 498
 499
 500 /* allocate local data and register with CardServices
 501  * initialize dev_link structure, but do not configure the card yet */
 502 static int hostap_cs_probe(struct pcmcia_device *p_dev)
 503 {
 504         int ret;
 505
 506         PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
 507         p_dev->conf.IntType = INT_MEMORY_AND_IO;
 508
 509         ret = prism2_config(p_dev);
 510         if (ret) {
 511                 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
 512         }
 513
 514         return ret;
 515 }
 516
 517
 518 static void prism2_detach(struct pcmcia_device *link)
 519 {
 520         PDEBUG(DEBUG_FLOW, "prism2_detach\n");
 521
 522         prism2_release((u_long)link);
 523
 524         /* release net devices */
 525         if (link->priv) {
 526                 struct hostap_cs_priv *hw_priv;
 527                 struct net_device *dev;
 528                 struct hostap_interface *iface;
 529                 dev = link->priv;
 530                 iface = netdev_priv(dev);
 531                 hw_priv = iface->local->hw_priv;
 532                 prism2_free_local_data(dev);
 533                 kfree(hw_priv);
 534         }
 535 }
 536
 537
 538 #define CS_CHECK(fn, ret) \
 539 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
 540
 541 #define CFG_CHECK2(fn, retf) \
 542 do { int ret = (retf); \
 543 if (ret != 0) { \
 544         PDEBUG(DEBUG_EXTRA, "CardServices(" #fn ") returned %d\n", ret); \
 545         cs_error(link, fn, ret); \
 546         goto next_entry; \
 547 } \
 548 } while (0)
 549
 550
 551 /* run after a CARD_INSERTION event is received to configure the PCMCIA
 552  * socket and make the device available to the system */
 553 static int prism2_config(struct pcmcia_device *link)
 554 {
 555         struct net_device *dev;
 556         struct hostap_interface *iface;
 557         local_info_t *local;
 558         int ret = 1;
 559         tuple_t tuple;
 560         cisparse_t *parse;
 561         int last_fn, last_ret;
 562         u_char buf[64];
 563         config_info_t conf;
 564         cistpl_cftable_entry_t dflt = { 0 };
 565         struct hostap_cs_priv *hw_priv;
 566
 567         PDEBUG(DEBUG_FLOW, "prism2_config()\n");
 568
 569         parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
 570         hw_priv = kmalloc(sizeof(*hw_priv), GFP_KERNEL);
 571         if (parse == NULL || hw_priv == NULL) {
 572                 ret = -ENOMEM;
 573                 goto failed;
 574         }
 575         memset(hw_priv, 0, sizeof(*hw_priv));
 576
 577         tuple.DesiredTuple = CISTPL_CONFIG;
 578         tuple.Attributes = 0;
 579         tuple.TupleData = buf;
 580         tuple.TupleDataMax = sizeof(buf);
 581         tuple.TupleOffset = 0;
 582         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
 583         CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
 584         CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, parse));
 585         link->conf.ConfigBase = parse->config.base;
 586         link->conf.Present = parse->config.rmask[0];
 587
 588         CS_CHECK(GetConfigurationInfo,
 589                  pcmcia_get_configuration_info(link, &conf));
 590
 591         /* Look for an appropriate configuration table entry in the CIS */
 592         tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
 593         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
 594         for (;;) {
 595                 cistpl_cftable_entry_t *cfg = &(parse->cftable_entry);
 596                 CFG_CHECK2(GetTupleData,
 597                            pcmcia_get_tuple_data(link, &tuple));
 598                 CFG_CHECK2(ParseTuple,
 599                            pcmcia_parse_tuple(link, &tuple, parse));
 600
 601                 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
 602                         dflt = *cfg;
 603                 if (cfg->index == 0)
 604                         goto next_entry;
 605                 link->conf.ConfigIndex = cfg->index;
 606                 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
 607                        "(default 0x%02X)\n", cfg->index, dflt.index);
 608
 609                 /* Does this card need audio output? */
 610                 if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
 611                         link->conf.Attributes |= CONF_ENABLE_SPKR;
 612                         link->conf.Status = CCSR_AUDIO_ENA;
 613                 }
 614
 615                 /* Use power settings for Vcc and Vpp if present */
 616                 /*  Note that the CIS values need to be rescaled */
 617                 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
 618                         if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
 619                             10000 && !ignore_cis_vcc) {
 620                                 PDEBUG(DEBUG_EXTRA, "  Vcc mismatch - skipping"
 621                                        " this entry\n");
 622                                 goto next_entry;
 623                         }
 624                 } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
 625                         if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] /
 626                             10000 && !ignore_cis_vcc) {
 627                                 PDEBUG(DEBUG_EXTRA, "  Vcc (default) mismatch "
 628                                        "- skipping this entry\n");
 629                                 goto next_entry;
 630                         }
 631                 }
 632
 633                 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
 634                         link->conf.Vpp =
 635                                 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
 636                 else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
 637                         link->conf.Vpp =
 638                                 dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
 639
 640                 /* Do we need to allocate an interrupt? */
 641                 if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
 642                         link->conf.Attributes |= CONF_ENABLE_IRQ;
 643                 else if (!(link->conf.Attributes & CONF_ENABLE_IRQ)) {
 644                         /* At least Compaq WL200 does not have IRQInfo1 set,
 645                          * but it does not work without interrupts.. */
 646                         printk("Config has no IRQ info, but trying to enable "
 647                                "IRQ anyway..\n");
 648                         link->conf.Attributes |= CONF_ENABLE_IRQ;
 649                 }
 650
 651                 /* IO window settings */
 652                 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
 653                        "dflt.io.nwin=%d\n",
 654                        cfg->io.nwin, dflt.io.nwin);
 655                 link->io.NumPorts1 = link->io.NumPorts2 = 0;
 656                 if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
 657                         cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
 658                         link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
 659                         PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
 660                                "io.base=0x%04x, len=%d\n", io->flags,
 661                                io->win[0].base, io->win[0].len);
 662                         if (!(io->flags & CISTPL_IO_8BIT))
 663                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
 664                         if (!(io->flags & CISTPL_IO_16BIT))
 665                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
 666                         link->io.IOAddrLines = io->flags &
 667                                 CISTPL_IO_LINES_MASK;
 668                         link->io.BasePort1 = io->win[0].base;
 669                         link->io.NumPorts1 = io->win[0].len;
 670                         if (io->nwin > 1) {
 671                                 link->io.Attributes2 = link->io.Attributes1;
 672                                 link->io.BasePort2 = io->win[1].base;
 673                                 link->io.NumPorts2 = io->win[1].len;
 674                         }
 675                 }
 676
 677                 /* This reserves IO space but doesn't actually enable it */
 678                 CFG_CHECK2(RequestIO,
 679                            pcmcia_request_io(link, &link->io));
 680
 681                 /* This configuration table entry is OK */
 682                 break;
 683
 684         next_entry:
 685                 CS_CHECK(GetNextTuple,
 686                          pcmcia_get_next_tuple(link, &tuple));
 687         }
 688
 689         /* Need to allocate net_device before requesting IRQ handler */
 690         dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
 691                                      &handle_to_dev(link));
 692         if (dev == NULL)
 693                 goto failed;
 694         link->priv = dev;
 695
 696         iface = netdev_priv(dev);
 697         local = iface->local;
 698         local->hw_priv = hw_priv;
 699         hw_priv->link = link;
 700         strcpy(hw_priv->node.dev_name, dev->name);
 701         link->dev_node = &hw_priv->node;
 702
 703         /*
 704          * Allocate an interrupt line.  Note that this does not assign a
 705          * handler to the interrupt, unless the 'Handler' member of the
 706          * irq structure is initialized.
 707          */
 708         if (link->conf.Attributes & CONF_ENABLE_IRQ) {
 709                 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
 710                 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
 711                 link->irq.Handler = prism2_interrupt;
 712                 link->irq.Instance = dev;
 713                 CS_CHECK(RequestIRQ,
 714                          pcmcia_request_irq(link, &link->irq));
 715         }
 716
 717         /*
 718          * This actually configures the PCMCIA socket -- setting up
 719          * the I/O windows and the interrupt mapping, and putting the
 720          * card and host interface into "Memory and IO" mode.
 721          */
 722         CS_CHECK(RequestConfiguration,
 723                  pcmcia_request_configuration(link, &link->conf));
 724
 725         dev->irq = link->irq.AssignedIRQ;
 726         dev->base_addr = link->io.BasePort1;
 727
 728         /* Finally, report what we've done */
 729         printk(KERN_INFO "%s: index 0x%02x: ",
 730                dev_info, link->conf.ConfigIndex);
 731         if (link->conf.Vpp)
 732                 printk(", Vpp %d.%d", link->conf.Vpp / 10,
 733                        link->conf.Vpp % 10);
 734         if (link->conf.Attributes & CONF_ENABLE_IRQ)
 735                 printk(", irq %d", link->irq.AssignedIRQ);
 736         if (link->io.NumPorts1)
 737                 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
 738                        link->io.BasePort1+link->io.NumPorts1-1);
 739         if (link->io.NumPorts2)
 740                 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
 741                        link->io.BasePort2+link->io.NumPorts2-1);
 742         printk("\n");
 743
 744         local->shutdown = 0;
 745
 746         sandisk_enable_wireless(dev);
 747
 748         ret = prism2_hw_config(dev, 1);
 749         if (!ret) {
 750                 ret = hostap_hw_ready(dev);
 751                 if (ret == 0 && local->ddev)
 752                         strcpy(hw_priv->node.dev_name, local->ddev->name);
 753         }
 754         kfree(parse);
 755         return ret;
 756
 757  cs_failed:
 758         cs_error(link, last_fn, last_ret);
 759
 760  failed:
 761         kfree(parse);
 762         kfree(hw_priv);
 763         prism2_release((u_long)link);
 764         return ret;
 765 }
 766
 767
 768 static void prism2_release(u_long arg)
 769 {
 770         struct pcmcia_device *link = (struct pcmcia_device *)arg;
 771
 772         PDEBUG(DEBUG_FLOW, "prism2_release\n");
 773
 774         if (link->priv) {
 775                 struct net_device *dev = link->priv;
 776                 struct hostap_interface *iface;
 777
 778                 iface = netdev_priv(dev);
 779                 prism2_hw_shutdown(dev, 0);
 780                 iface->local->shutdown = 1;
 781         }
 782
 783         pcmcia_disable_device(link);
 784         PDEBUG(DEBUG_FLOW, "release - done\n");
 785 }
 786
 787 static int hostap_cs_suspend(struct pcmcia_device *link)
 788 {
 789         struct net_device *dev = (struct net_device *) link->priv;
 790         int dev_open = 0;
 791         struct hostap_interface *iface = NULL;
 792
 793         if (dev)
 794                 iface = netdev_priv(dev);
 795
 796         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
 797         if (iface && iface->local)
 798                 dev_open = iface->local->num_dev_open > 0;
 799         if (dev_open) {
 800                 netif_stop_queue(dev);
 801                 netif_device_detach(dev);
 802         }
 803         prism2_suspend(dev);
 804
 805         return 0;
 806 }
 807
 808 static int hostap_cs_resume(struct pcmcia_device *link)
 809 {
 810         struct net_device *dev = (struct net_device *) link->priv;
 811         int dev_open = 0;
 812         struct hostap_interface *iface = NULL;
 813
 814         if (dev)
 815                 iface = netdev_priv(dev);
 816
 817         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
 818
 819         if (iface && iface->local)
 820                 dev_open = iface->local->num_dev_open > 0;
 821
 822         prism2_hw_shutdown(dev, 1);
 823         prism2_hw_config(dev, dev_open ? 0 : 1);
 824         if (dev_open) {
 825                 netif_device_attach(dev);
 826                 netif_start_queue(dev);
 827         }
 828
 829         return 0;
 830 }
 831
 832 static struct pcmcia_device_id hostap_cs_ids[] = {
 833         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
 834         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
 835         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
 836         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
 837         PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
 838         PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
 839         PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
 840         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
 841         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
 842         PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
 843         PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
 844         PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
 845         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
 846         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
 847         PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),
 848         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
 849         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
 850         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
 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_NULL
 885 };
 886 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
 887
 888
 889 static struct pcmcia_driver hostap_driver = {
 890         .drv            = {
 891                 .name   = "hostap_cs",
 892         },
 893         .probe          = hostap_cs_probe,
 894         .remove         = prism2_detach,
 895         .owner          = THIS_MODULE,
 896         .id_table       = hostap_cs_ids,
 897         .suspend        = hostap_cs_suspend,
 898         .resume         = hostap_cs_resume,
 899 };
 900
 901 static int __init init_prism2_pccard(void)
 902 {
 903         printk(KERN_INFO "%s: %s\n", dev_info, version);
 904         return pcmcia_register_driver(&hostap_driver);
 905 }
 906
 907 static void __exit exit_prism2_pccard(void)
 908 {
 909         pcmcia_unregister_driver(&hostap_driver);
 910         printk(KERN_INFO "%s: Driver unloaded\n", dev_info);
 911 }
 912
 913
 914 module_init(init_prism2_pccard);
 915 module_exit(exit_prism2_pccard);