hostap_cs.c revision 5f2a71fcb7995633b335a1e380ac63a968e61320
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 26static char *version = PRISM2_VERSION " (Jouni Malinen <jkmaline@cc.hut.fi>)"; 27static dev_info_t dev_info = "hostap_cs"; 28 29MODULE_AUTHOR("Jouni Malinen"); 30MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN " 31 "cards (PC Card)."); 32MODULE_SUPPORTED_DEVICE("Intersil Prism2-based WLAN cards (PC Card)"); 33MODULE_LICENSE("GPL"); 34MODULE_VERSION(PRISM2_VERSION); 35 36 37static int ignore_cis_vcc; 38module_param(ignore_cis_vcc, int, 0444); 39MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry"); 40 41 42/* struct local_info::hw_priv */ 43struct hostap_cs_priv { 44 dev_node_t node; 45 dev_link_t *link; 46 int sandisk_connectplus; 47}; 48 49 50#ifdef PRISM2_IO_DEBUG 51 52static 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 66static 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 82static 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 96static 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 112static 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 127static 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 161static 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 181static 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 205static void prism2_detach(struct pcmcia_device *p_dev); 206static void prism2_release(u_long arg); 207static int prism2_config(dev_link_t *link); 208 209 210static 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 && 214 ((hw_priv->link->state & (DEV_PRESENT | DEV_CONFIG)) == 215 (DEV_PRESENT | DEV_CONFIG))) 216 return 1; 217 return 0; 218} 219 220 221/* 222 * SanDisk CompactFlash WLAN Flashcard - Product Manual v1.0 223 * Document No. 20-10-00058, January 2004 224 * http://www.sandisk.com/pdf/industrial/ProdManualCFWLANv1.0.pdf 225 */ 226#define SANDISK_WLAN_ACTIVATION_OFF 0x40 227#define SANDISK_HCR_OFF 0x42 228 229 230static void sandisk_set_iobase(local_info_t *local) 231{ 232 int res; 233 conf_reg_t reg; 234 struct hostap_cs_priv *hw_priv = local->hw_priv; 235 236 reg.Function = 0; 237 reg.Action = CS_WRITE; 238 reg.Offset = 0x10; /* 0x3f0 IO base 1 */ 239 reg.Value = hw_priv->link->io.BasePort1 & 0x00ff; 240 res = pcmcia_access_configuration_register(hw_priv->link->handle, 241 ®); 242 if (res != CS_SUCCESS) { 243 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -" 244 " res=%d\n", res); 245 } 246 udelay(10); 247 248 reg.Function = 0; 249 reg.Action = CS_WRITE; 250 reg.Offset = 0x12; /* 0x3f2 IO base 2 */ 251 reg.Value = (hw_priv->link->io.BasePort1 & 0xff00) >> 8; 252 res = pcmcia_access_configuration_register(hw_priv->link->handle, 253 ®); 254 if (res != CS_SUCCESS) { 255 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -" 256 " res=%d\n", res); 257 } 258} 259 260 261static void sandisk_write_hcr(local_info_t *local, int hcr) 262{ 263 struct net_device *dev = local->dev; 264 int i; 265 266 HFA384X_OUTB(0x80, SANDISK_WLAN_ACTIVATION_OFF); 267 udelay(50); 268 for (i = 0; i < 10; i++) { 269 HFA384X_OUTB(hcr, SANDISK_HCR_OFF); 270 } 271 udelay(55); 272 HFA384X_OUTB(0x45, SANDISK_WLAN_ACTIVATION_OFF); 273} 274 275 276static int sandisk_enable_wireless(struct net_device *dev) 277{ 278 int res, ret = 0; 279 conf_reg_t reg; 280 struct hostap_interface *iface = dev->priv; 281 local_info_t *local = iface->local; 282 tuple_t tuple; 283 cisparse_t *parse = NULL; 284 u_char buf[64]; 285 struct hostap_cs_priv *hw_priv = local->hw_priv; 286 287 if (hw_priv->link->io.NumPorts1 < 0x42) { 288 /* Not enough ports to be SanDisk multi-function card */ 289 ret = -ENODEV; 290 goto done; 291 } 292 293 parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL); 294 if (parse == NULL) { 295 ret = -ENOMEM; 296 goto done; 297 } 298 299 tuple.DesiredTuple = CISTPL_MANFID; 300 tuple.Attributes = TUPLE_RETURN_COMMON; 301 tuple.TupleData = buf; 302 tuple.TupleDataMax = sizeof(buf); 303 tuple.TupleOffset = 0; 304 if (pcmcia_get_first_tuple(hw_priv->link->handle, &tuple) || 305 pcmcia_get_tuple_data(hw_priv->link->handle, &tuple) || 306 pcmcia_parse_tuple(hw_priv->link->handle, &tuple, parse) || 307 parse->manfid.manf != 0xd601 || parse->manfid.card != 0x0101) { 308 /* No SanDisk manfid found */ 309 ret = -ENODEV; 310 goto done; 311 } 312 313 tuple.DesiredTuple = CISTPL_LONGLINK_MFC; 314 if (pcmcia_get_first_tuple(hw_priv->link->handle, &tuple) || 315 pcmcia_get_tuple_data(hw_priv->link->handle, &tuple) || 316 pcmcia_parse_tuple(hw_priv->link->handle, &tuple, parse) || 317 parse->longlink_mfc.nfn < 2) { 318 /* No multi-function links found */ 319 ret = -ENODEV; 320 goto done; 321 } 322 323 printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected" 324 " - using vendor-specific initialization\n", dev->name); 325 hw_priv->sandisk_connectplus = 1; 326 327 reg.Function = 0; 328 reg.Action = CS_WRITE; 329 reg.Offset = CISREG_COR; 330 reg.Value = COR_SOFT_RESET; 331 res = pcmcia_access_configuration_register(hw_priv->link->handle, 332 ®); 333 if (res != CS_SUCCESS) { 334 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n", 335 dev->name, res); 336 goto done; 337 } 338 mdelay(5); 339 340 reg.Function = 0; 341 reg.Action = CS_WRITE; 342 reg.Offset = CISREG_COR; 343 /* 344 * Do not enable interrupts here to avoid some bogus events. Interrupts 345 * will be enabled during the first cor_sreset call. 346 */ 347 reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA; 348 res = pcmcia_access_configuration_register(hw_priv->link->handle, 349 ®); 350 if (res != CS_SUCCESS) { 351 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n", 352 dev->name, res); 353 goto done; 354 } 355 mdelay(5); 356 357 sandisk_set_iobase(local); 358 359 HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF); 360 udelay(10); 361 HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF); 362 udelay(10); 363 364done: 365 kfree(parse); 366 return ret; 367} 368 369 370static void prism2_pccard_cor_sreset(local_info_t *local) 371{ 372 int res; 373 conf_reg_t reg; 374 struct hostap_cs_priv *hw_priv = local->hw_priv; 375 376 if (!prism2_pccard_card_present(local)) 377 return; 378 379 reg.Function = 0; 380 reg.Action = CS_READ; 381 reg.Offset = CISREG_COR; 382 reg.Value = 0; 383 res = pcmcia_access_configuration_register(hw_priv->link->handle, 384 ®); 385 if (res != CS_SUCCESS) { 386 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n", 387 res); 388 return; 389 } 390 printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n", 391 reg.Value); 392 393 reg.Action = CS_WRITE; 394 reg.Value |= COR_SOFT_RESET; 395 res = pcmcia_access_configuration_register(hw_priv->link->handle, 396 ®); 397 if (res != CS_SUCCESS) { 398 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n", 399 res); 400 return; 401 } 402 403 mdelay(hw_priv->sandisk_connectplus ? 5 : 2); 404 405 reg.Value &= ~COR_SOFT_RESET; 406 if (hw_priv->sandisk_connectplus) 407 reg.Value |= COR_IREQ_ENA; 408 res = pcmcia_access_configuration_register(hw_priv->link->handle, 409 ®); 410 if (res != CS_SUCCESS) { 411 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n", 412 res); 413 return; 414 } 415 416 mdelay(hw_priv->sandisk_connectplus ? 5 : 2); 417 418 if (hw_priv->sandisk_connectplus) 419 sandisk_set_iobase(local); 420} 421 422 423static void prism2_pccard_genesis_reset(local_info_t *local, int hcr) 424{ 425 int res; 426 conf_reg_t reg; 427 int old_cor; 428 struct hostap_cs_priv *hw_priv = local->hw_priv; 429 430 if (!prism2_pccard_card_present(local)) 431 return; 432 433 if (hw_priv->sandisk_connectplus) { 434 sandisk_write_hcr(local, hcr); 435 return; 436 } 437 438 reg.Function = 0; 439 reg.Action = CS_READ; 440 reg.Offset = CISREG_COR; 441 reg.Value = 0; 442 res = pcmcia_access_configuration_register(hw_priv->link->handle, 443 ®); 444 if (res != CS_SUCCESS) { 445 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 " 446 "(%d)\n", res); 447 return; 448 } 449 printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n", 450 reg.Value); 451 old_cor = reg.Value; 452 453 reg.Action = CS_WRITE; 454 reg.Value |= COR_SOFT_RESET; 455 res = pcmcia_access_configuration_register(hw_priv->link->handle, 456 ®); 457 if (res != CS_SUCCESS) { 458 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 " 459 "(%d)\n", res); 460 return; 461 } 462 463 mdelay(10); 464 465 /* Setup Genesis mode */ 466 reg.Action = CS_WRITE; 467 reg.Value = hcr; 468 reg.Offset = CISREG_CCSR; 469 res = pcmcia_access_configuration_register(hw_priv->link->handle, 470 ®); 471 if (res != CS_SUCCESS) { 472 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 " 473 "(%d)\n", res); 474 return; 475 } 476 mdelay(10); 477 478 reg.Action = CS_WRITE; 479 reg.Offset = CISREG_COR; 480 reg.Value = old_cor & ~COR_SOFT_RESET; 481 res = pcmcia_access_configuration_register(hw_priv->link->handle, 482 ®); 483 if (res != CS_SUCCESS) { 484 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 " 485 "(%d)\n", res); 486 return; 487 } 488 489 mdelay(10); 490} 491 492 493static struct prism2_helper_functions prism2_pccard_funcs = 494{ 495 .card_present = prism2_pccard_card_present, 496 .cor_sreset = prism2_pccard_cor_sreset, 497 .genesis_reset = prism2_pccard_genesis_reset, 498 .hw_type = HOSTAP_HW_PCCARD, 499}; 500 501 502/* allocate local data and register with CardServices 503 * initialize dev_link structure, but do not configure the card yet */ 504static int prism2_attach(struct pcmcia_device *p_dev) 505{ 506 dev_link_t *link; 507 508 link = kmalloc(sizeof(dev_link_t), GFP_KERNEL); 509 if (link == NULL) 510 return -ENOMEM; 511 512 memset(link, 0, sizeof(dev_link_t)); 513 514 PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info); 515 link->conf.Vcc = 33; 516 link->conf.IntType = INT_MEMORY_AND_IO; 517 518 link->handle = p_dev; 519 p_dev->instance = link; 520 521 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; 522 if (prism2_config(link)) 523 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n"); 524 525 return 0; 526} 527 528 529static void prism2_detach(struct pcmcia_device *p_dev) 530{ 531 dev_link_t *link = dev_to_instance(p_dev); 532 533 PDEBUG(DEBUG_FLOW, "prism2_detach\n"); 534 535 if (link->state & DEV_CONFIG) { 536 prism2_release((u_long)link); 537 } 538 539 /* release net devices */ 540 if (link->priv) { 541 struct hostap_cs_priv *hw_priv; 542 struct net_device *dev; 543 struct hostap_interface *iface; 544 dev = link->priv; 545 iface = netdev_priv(dev); 546 hw_priv = iface->local->hw_priv; 547 prism2_free_local_data(dev); 548 kfree(hw_priv); 549 } 550 kfree(link); 551} 552 553 554#define CS_CHECK(fn, ret) \ 555do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) 556 557#define CFG_CHECK2(fn, retf) \ 558do { int ret = (retf); \ 559if (ret != 0) { \ 560 PDEBUG(DEBUG_EXTRA, "CardServices(" #fn ") returned %d\n", ret); \ 561 cs_error(link->handle, fn, ret); \ 562 goto next_entry; \ 563} \ 564} while (0) 565 566 567/* run after a CARD_INSERTION event is received to configure the PCMCIA 568 * socket and make the device available to the system */ 569static int prism2_config(dev_link_t *link) 570{ 571 struct net_device *dev; 572 struct hostap_interface *iface; 573 local_info_t *local; 574 int ret = 1; 575 tuple_t tuple; 576 cisparse_t *parse; 577 int last_fn, last_ret; 578 u_char buf[64]; 579 config_info_t conf; 580 cistpl_cftable_entry_t dflt = { 0 }; 581 struct hostap_cs_priv *hw_priv; 582 583 PDEBUG(DEBUG_FLOW, "prism2_config()\n"); 584 585 parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL); 586 hw_priv = kmalloc(sizeof(*hw_priv), GFP_KERNEL); 587 if (parse == NULL || hw_priv == NULL) { 588 ret = -ENOMEM; 589 goto failed; 590 } 591 memset(hw_priv, 0, sizeof(*hw_priv)); 592 593 tuple.DesiredTuple = CISTPL_CONFIG; 594 tuple.Attributes = 0; 595 tuple.TupleData = buf; 596 tuple.TupleDataMax = sizeof(buf); 597 tuple.TupleOffset = 0; 598 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link->handle, &tuple)); 599 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link->handle, &tuple)); 600 CS_CHECK(ParseTuple, pcmcia_parse_tuple(link->handle, &tuple, parse)); 601 link->conf.ConfigBase = parse->config.base; 602 link->conf.Present = parse->config.rmask[0]; 603 604 CS_CHECK(GetConfigurationInfo, 605 pcmcia_get_configuration_info(link->handle, &conf)); 606 PDEBUG(DEBUG_HW, "%s: %s Vcc=%d (from config)\n", dev_info, 607 ignore_cis_vcc ? "ignoring" : "setting", conf.Vcc); 608 link->conf.Vcc = conf.Vcc; 609 610 /* Look for an appropriate configuration table entry in the CIS */ 611 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; 612 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link->handle, &tuple)); 613 for (;;) { 614 cistpl_cftable_entry_t *cfg = &(parse->cftable_entry); 615 CFG_CHECK2(GetTupleData, 616 pcmcia_get_tuple_data(link->handle, &tuple)); 617 CFG_CHECK2(ParseTuple, 618 pcmcia_parse_tuple(link->handle, &tuple, parse)); 619 620 if (cfg->flags & CISTPL_CFTABLE_DEFAULT) 621 dflt = *cfg; 622 if (cfg->index == 0) 623 goto next_entry; 624 link->conf.ConfigIndex = cfg->index; 625 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X " 626 "(default 0x%02X)\n", cfg->index, dflt.index); 627 628 /* Does this card need audio output? */ 629 if (cfg->flags & CISTPL_CFTABLE_AUDIO) { 630 link->conf.Attributes |= CONF_ENABLE_SPKR; 631 link->conf.Status = CCSR_AUDIO_ENA; 632 } 633 634 /* Use power settings for Vcc and Vpp if present */ 635 /* Note that the CIS values need to be rescaled */ 636 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) { 637 if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 638 10000 && !ignore_cis_vcc) { 639 PDEBUG(DEBUG_EXTRA, " Vcc mismatch - skipping" 640 " this entry\n"); 641 goto next_entry; 642 } 643 } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) { 644 if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] / 645 10000 && !ignore_cis_vcc) { 646 PDEBUG(DEBUG_EXTRA, " Vcc (default) mismatch " 647 "- skipping this entry\n"); 648 goto next_entry; 649 } 650 } 651 652 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM)) 653 link->conf.Vpp1 = link->conf.Vpp2 = 654 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000; 655 else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM)) 656 link->conf.Vpp1 = link->conf.Vpp2 = 657 dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000; 658 659 /* Do we need to allocate an interrupt? */ 660 if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1) 661 link->conf.Attributes |= CONF_ENABLE_IRQ; 662 else if (!(link->conf.Attributes & CONF_ENABLE_IRQ)) { 663 /* At least Compaq WL200 does not have IRQInfo1 set, 664 * but it does not work without interrupts.. */ 665 printk("Config has no IRQ info, but trying to enable " 666 "IRQ anyway..\n"); 667 link->conf.Attributes |= CONF_ENABLE_IRQ; 668 } 669 670 /* IO window settings */ 671 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d " 672 "dflt.io.nwin=%d\n", 673 cfg->io.nwin, dflt.io.nwin); 674 link->io.NumPorts1 = link->io.NumPorts2 = 0; 675 if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { 676 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; 677 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; 678 PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, " 679 "io.base=0x%04x, len=%d\n", io->flags, 680 io->win[0].base, io->win[0].len); 681 if (!(io->flags & CISTPL_IO_8BIT)) 682 link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; 683 if (!(io->flags & CISTPL_IO_16BIT)) 684 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; 685 link->io.IOAddrLines = io->flags & 686 CISTPL_IO_LINES_MASK; 687 link->io.BasePort1 = io->win[0].base; 688 link->io.NumPorts1 = io->win[0].len; 689 if (io->nwin > 1) { 690 link->io.Attributes2 = link->io.Attributes1; 691 link->io.BasePort2 = io->win[1].base; 692 link->io.NumPorts2 = io->win[1].len; 693 } 694 } 695 696 /* This reserves IO space but doesn't actually enable it */ 697 CFG_CHECK2(RequestIO, 698 pcmcia_request_io(link->handle, &link->io)); 699 700 /* This configuration table entry is OK */ 701 break; 702 703 next_entry: 704 CS_CHECK(GetNextTuple, 705 pcmcia_get_next_tuple(link->handle, &tuple)); 706 } 707 708 /* Need to allocate net_device before requesting IRQ handler */ 709 dev = prism2_init_local_data(&prism2_pccard_funcs, 0, 710 &handle_to_dev(link->handle)); 711 if (dev == NULL) 712 goto failed; 713 link->priv = dev; 714 715 iface = netdev_priv(dev); 716 local = iface->local; 717 local->hw_priv = hw_priv; 718 hw_priv->link = link; 719 strcpy(hw_priv->node.dev_name, dev->name); 720 link->dev = &hw_priv->node; 721 722 /* 723 * Allocate an interrupt line. Note that this does not assign a 724 * handler to the interrupt, unless the 'Handler' member of the 725 * irq structure is initialized. 726 */ 727 if (link->conf.Attributes & CONF_ENABLE_IRQ) { 728 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; 729 link->irq.IRQInfo1 = IRQ_LEVEL_ID; 730 link->irq.Handler = prism2_interrupt; 731 link->irq.Instance = dev; 732 CS_CHECK(RequestIRQ, 733 pcmcia_request_irq(link->handle, &link->irq)); 734 } 735 736 /* 737 * This actually configures the PCMCIA socket -- setting up 738 * the I/O windows and the interrupt mapping, and putting the 739 * card and host interface into "Memory and IO" mode. 740 */ 741 CS_CHECK(RequestConfiguration, 742 pcmcia_request_configuration(link->handle, &link->conf)); 743 744 dev->irq = link->irq.AssignedIRQ; 745 dev->base_addr = link->io.BasePort1; 746 747 /* Finally, report what we've done */ 748 printk(KERN_INFO "%s: index 0x%02x: Vcc %d.%d", 749 dev_info, link->conf.ConfigIndex, 750 link->conf.Vcc / 10, link->conf.Vcc % 10); 751 if (link->conf.Vpp1) 752 printk(", Vpp %d.%d", link->conf.Vpp1 / 10, 753 link->conf.Vpp1 % 10); 754 if (link->conf.Attributes & CONF_ENABLE_IRQ) 755 printk(", irq %d", link->irq.AssignedIRQ); 756 if (link->io.NumPorts1) 757 printk(", io 0x%04x-0x%04x", link->io.BasePort1, 758 link->io.BasePort1+link->io.NumPorts1-1); 759 if (link->io.NumPorts2) 760 printk(" & 0x%04x-0x%04x", link->io.BasePort2, 761 link->io.BasePort2+link->io.NumPorts2-1); 762 printk("\n"); 763 764 link->state |= DEV_CONFIG; 765 link->state &= ~DEV_CONFIG_PENDING; 766 767 local->shutdown = 0; 768 769 sandisk_enable_wireless(dev); 770 771 ret = prism2_hw_config(dev, 1); 772 if (!ret) { 773 ret = hostap_hw_ready(dev); 774 if (ret == 0 && local->ddev) 775 strcpy(hw_priv->node.dev_name, local->ddev->name); 776 } 777 kfree(parse); 778 return ret; 779 780 cs_failed: 781 cs_error(link->handle, last_fn, last_ret); 782 783 failed: 784 kfree(parse); 785 kfree(hw_priv); 786 prism2_release((u_long)link); 787 return ret; 788} 789 790 791static void prism2_release(u_long arg) 792{ 793 dev_link_t *link = (dev_link_t *)arg; 794 795 PDEBUG(DEBUG_FLOW, "prism2_release\n"); 796 797 if (link->priv) { 798 struct net_device *dev = link->priv; 799 struct hostap_interface *iface; 800 801 iface = netdev_priv(dev); 802 if (link->state & DEV_CONFIG) 803 prism2_hw_shutdown(dev, 0); 804 iface->local->shutdown = 1; 805 } 806 807 pcmcia_disable_device(link->handle); 808 PDEBUG(DEBUG_FLOW, "release - done\n"); 809} 810 811static int hostap_cs_suspend(struct pcmcia_device *p_dev) 812{ 813 dev_link_t *link = dev_to_instance(p_dev); 814 struct net_device *dev = (struct net_device *) link->priv; 815 int dev_open = 0; 816 817 PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info); 818 819 link->state |= DEV_SUSPEND; 820 821 if (link->state & DEV_CONFIG) { 822 struct hostap_interface *iface = netdev_priv(dev); 823 if (iface && iface->local) 824 dev_open = iface->local->num_dev_open > 0; 825 if (dev_open) { 826 netif_stop_queue(dev); 827 netif_device_detach(dev); 828 } 829 prism2_suspend(dev); 830 pcmcia_release_configuration(link->handle); 831 } 832 833 return 0; 834} 835 836static int hostap_cs_resume(struct pcmcia_device *p_dev) 837{ 838 dev_link_t *link = dev_to_instance(p_dev); 839 struct net_device *dev = (struct net_device *) link->priv; 840 int dev_open = 0; 841 842 PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info); 843 844 link->state &= ~DEV_SUSPEND; 845 if (link->state & DEV_CONFIG) { 846 struct hostap_interface *iface = netdev_priv(dev); 847 if (iface && iface->local) 848 dev_open = iface->local->num_dev_open > 0; 849 850 pcmcia_request_configuration(link->handle, &link->conf); 851 852 prism2_hw_shutdown(dev, 1); 853 prism2_hw_config(dev, dev_open ? 0 : 1); 854 if (dev_open) { 855 netif_device_attach(dev); 856 netif_start_queue(dev); 857 } 858 } 859 860 return 0; 861} 862 863static struct pcmcia_device_id hostap_cs_ids[] = { 864 PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100), 865 PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300), 866 PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777), 867 PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000), 868 PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002), 869 PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002), 870 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b), 871 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612), 872 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613), 873 PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002), 874 PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002), 875 PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001), 876 PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001), 877 PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300), 878 PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000), 879 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002), 880 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005), 881 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010), 882 PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "INTERSIL", 883 0x74c5e40d), 884 PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "Intersil", 885 0x4b801a17), 886 PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus", 887 0x7a954bd9, 0x74be00c6), 888 PCMCIA_DEVICE_PROD_ID1234( 889 "Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P", 890 "Eval-RevA", 891 0x4b801a17, 0x6345a0bf, 0xc9049a39, 0xc23adc0e), 892 PCMCIA_DEVICE_PROD_ID123( 893 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02", 894 0xe6ec52ce, 0x08649af2, 0x4b74baa0), 895 PCMCIA_DEVICE_PROD_ID123( 896 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02", 897 0x71b18589, 0xb6f1b0ab, 0x4b74baa0), 898 PCMCIA_DEVICE_PROD_ID123( 899 "Instant Wireless ", " Network PC CARD", "Version 01.02", 900 0x11d901af, 0x6e9bd926, 0x4b74baa0), 901 PCMCIA_DEVICE_PROD_ID123( 902 "SMC", "SMC2632W", "Version 01.02", 903 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0), 904 PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G", 905 0x2decece3, 0x82067c18), 906 PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card", 907 0x54f7c49c, 0x15a75e5b), 908 PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE", 909 0x74c5e40d, 0xdb472a18), 910 PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card", 911 0x0733cc81, 0x0c52f395), 912 PCMCIA_DEVICE_PROD_ID12( 913 "ZoomAir 11Mbps High", "Rate wireless Networking", 914 0x273fe3db, 0x32a1eaee), 915 PCMCIA_DEVICE_NULL 916}; 917MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids); 918 919 920static struct pcmcia_driver hostap_driver = { 921 .drv = { 922 .name = "hostap_cs", 923 }, 924 .probe = prism2_attach, 925 .remove = prism2_detach, 926 .owner = THIS_MODULE, 927 .id_table = hostap_cs_ids, 928 .suspend = hostap_cs_suspend, 929 .resume = hostap_cs_resume, 930}; 931 932static int __init init_prism2_pccard(void) 933{ 934 printk(KERN_INFO "%s: %s\n", dev_info, version); 935 return pcmcia_register_driver(&hostap_driver); 936} 937 938static void __exit exit_prism2_pccard(void) 939{ 940 pcmcia_unregister_driver(&hostap_driver); 941 printk(KERN_INFO "%s: Driver unloaded\n", dev_info); 942} 943 944 945module_init(init_prism2_pccard); 946module_exit(exit_prism2_pccard); 947