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[PATCH] pcmcia: remove dev_list from drivers
[linux-2.6/linux-2.6-openrd.git] / drivers / net / wireless / hostap / hostap_cs.c
blob195a5bf3d725e709f7d0eb400e050554809811fc
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 dev_link_t *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_event(event_t event, int priority,
208 event_callback_args_t *args);
209
210
211 static int prism2_pccard_card_present(local_info_t *local)
212 {
213 struct hostap_cs_priv *hw_priv = local->hw_priv;
214 if (hw_priv != NULL && hw_priv->link != NULL &&
215 ((hw_priv->link->state & (DEV_PRESENT | DEV_CONFIG)) ==
216 (DEV_PRESENT | DEV_CONFIG)))
217 return 1;
218 return 0;
219 }
220
221
222 /*
223 * SanDisk CompactFlash WLAN Flashcard - Product Manual v1.0
224 * Document No. 20-10-00058, January 2004
225 * http://www.sandisk.com/pdf/industrial/ProdManualCFWLANv1.0.pdf
226 */
227 #define SANDISK_WLAN_ACTIVATION_OFF 0x40
228 #define SANDISK_HCR_OFF 0x42
229
230
231 static void sandisk_set_iobase(local_info_t *local)
232 {
233 int res;
234 conf_reg_t reg;
235 struct hostap_cs_priv *hw_priv = local->hw_priv;
236
237 reg.Function = 0;
238 reg.Action = CS_WRITE;
239 reg.Offset = 0x10; /* 0x3f0 IO base 1 */
240 reg.Value = hw_priv->link->io.BasePort1 & 0x00ff;
241 res = pcmcia_access_configuration_register(hw_priv->link->handle,
242 &reg);
243 if (res != CS_SUCCESS) {
244 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -"
245 " res=%d\n", res);
246 }
247 udelay(10);
248
249 reg.Function = 0;
250 reg.Action = CS_WRITE;
251 reg.Offset = 0x12; /* 0x3f2 IO base 2 */
252 reg.Value = (hw_priv->link->io.BasePort1 & 0xff00) >> 8;
253 res = pcmcia_access_configuration_register(hw_priv->link->handle,
254 &reg);
255 if (res != CS_SUCCESS) {
256 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
257 " res=%d\n", res);
258 }
259 }
260
261
262 static void sandisk_write_hcr(local_info_t *local, int hcr)
263 {
264 struct net_device *dev = local->dev;
265 int i;
266
267 HFA384X_OUTB(0x80, SANDISK_WLAN_ACTIVATION_OFF);
268 udelay(50);
269 for (i = 0; i < 10; i++) {
270 HFA384X_OUTB(hcr, SANDISK_HCR_OFF);
271 }
272 udelay(55);
273 HFA384X_OUTB(0x45, SANDISK_WLAN_ACTIVATION_OFF);
274 }
275
276
277 static int sandisk_enable_wireless(struct net_device *dev)
278 {
279 int res, ret = 0;
280 conf_reg_t reg;
281 struct hostap_interface *iface = dev->priv;
282 local_info_t *local = iface->local;
283 tuple_t tuple;
284 cisparse_t *parse = NULL;
285 u_char buf[64];
286 struct hostap_cs_priv *hw_priv = local->hw_priv;
287
288 if (hw_priv->link->io.NumPorts1 < 0x42) {
289 /* Not enough ports to be SanDisk multi-function card */
290 ret = -ENODEV;
291 goto done;
292 }
293
294 parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
295 if (parse == NULL) {
296 ret = -ENOMEM;
297 goto done;
298 }
299
300 tuple.DesiredTuple = CISTPL_MANFID;
301 tuple.Attributes = TUPLE_RETURN_COMMON;
302 tuple.TupleData = buf;
303 tuple.TupleDataMax = sizeof(buf);
304 tuple.TupleOffset = 0;
305 if (pcmcia_get_first_tuple(hw_priv->link->handle, &tuple) ||
306 pcmcia_get_tuple_data(hw_priv->link->handle, &tuple) ||
307 pcmcia_parse_tuple(hw_priv->link->handle, &tuple, parse) ||
308 parse->manfid.manf != 0xd601 || parse->manfid.card != 0x0101) {
309 /* No SanDisk manfid found */
310 ret = -ENODEV;
311 goto done;
312 }
313
314 tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
315 if (pcmcia_get_first_tuple(hw_priv->link->handle, &tuple) ||
316 pcmcia_get_tuple_data(hw_priv->link->handle, &tuple) ||
317 pcmcia_parse_tuple(hw_priv->link->handle, &tuple, parse) ||
318 parse->longlink_mfc.nfn < 2) {
319 /* No multi-function links found */
320 ret = -ENODEV;
321 goto done;
322 }
323
324 printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
325 " - using vendor-specific initialization\n", dev->name);
326 hw_priv->sandisk_connectplus = 1;
327
328 reg.Function = 0;
329 reg.Action = CS_WRITE;
330 reg.Offset = CISREG_COR;
331 reg.Value = COR_SOFT_RESET;
332 res = pcmcia_access_configuration_register(hw_priv->link->handle,
333 &reg);
334 if (res != CS_SUCCESS) {
335 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
336 dev->name, res);
337 goto done;
338 }
339 mdelay(5);
340
341 reg.Function = 0;
342 reg.Action = CS_WRITE;
343 reg.Offset = CISREG_COR;
344 /*
345 * Do not enable interrupts here to avoid some bogus events. Interrupts
346 * will be enabled during the first cor_sreset call.
347 */
348 reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA;
349 res = pcmcia_access_configuration_register(hw_priv->link->handle,
350 &reg);
351 if (res != CS_SUCCESS) {
352 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
353 dev->name, res);
354 goto done;
355 }
356 mdelay(5);
357
358 sandisk_set_iobase(local);
359
360 HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
361 udelay(10);
362 HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
363 udelay(10);
364
365 done:
366 kfree(parse);
367 return ret;
368 }
369
370
371 static void prism2_pccard_cor_sreset(local_info_t *local)
372 {
373 int res;
374 conf_reg_t reg;
375 struct hostap_cs_priv *hw_priv = local->hw_priv;
376
377 if (!prism2_pccard_card_present(local))
378 return;
379
380 reg.Function = 0;
381 reg.Action = CS_READ;
382 reg.Offset = CISREG_COR;
383 reg.Value = 0;
384 res = pcmcia_access_configuration_register(hw_priv->link->handle,
385 &reg);
386 if (res != CS_SUCCESS) {
387 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
388 res);
389 return;
390 }
391 printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
392 reg.Value);
393
394 reg.Action = CS_WRITE;
395 reg.Value |= COR_SOFT_RESET;
396 res = pcmcia_access_configuration_register(hw_priv->link->handle,
397 &reg);
398 if (res != CS_SUCCESS) {
399 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
400 res);
401 return;
402 }
403
404 mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
405
406 reg.Value &= ~COR_SOFT_RESET;
407 if (hw_priv->sandisk_connectplus)
408 reg.Value |= COR_IREQ_ENA;
409 res = pcmcia_access_configuration_register(hw_priv->link->handle,
410 &reg);
411 if (res != CS_SUCCESS) {
412 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
413 res);
414 return;
415 }
416
417 mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
418
419 if (hw_priv->sandisk_connectplus)
420 sandisk_set_iobase(local);
421 }
422
423
424 static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
425 {
426 int res;
427 conf_reg_t reg;
428 int old_cor;
429 struct hostap_cs_priv *hw_priv = local->hw_priv;
430
431 if (!prism2_pccard_card_present(local))
432 return;
433
434 if (hw_priv->sandisk_connectplus) {
435 sandisk_write_hcr(local, hcr);
436 return;
437 }
438
439 reg.Function = 0;
440 reg.Action = CS_READ;
441 reg.Offset = CISREG_COR;
442 reg.Value = 0;
443 res = pcmcia_access_configuration_register(hw_priv->link->handle,
444 &reg);
445 if (res != CS_SUCCESS) {
446 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
447 "(%d)\n", res);
448 return;
449 }
450 printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
451 reg.Value);
452 old_cor = reg.Value;
453
454 reg.Action = CS_WRITE;
455 reg.Value |= COR_SOFT_RESET;
456 res = pcmcia_access_configuration_register(hw_priv->link->handle,
457 &reg);
458 if (res != CS_SUCCESS) {
459 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
460 "(%d)\n", res);
461 return;
462 }
463
464 mdelay(10);
465
466 /* Setup Genesis mode */
467 reg.Action = CS_WRITE;
468 reg.Value = hcr;
469 reg.Offset = CISREG_CCSR;
470 res = pcmcia_access_configuration_register(hw_priv->link->handle,
471 &reg);
472 if (res != CS_SUCCESS) {
473 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
474 "(%d)\n", res);
475 return;
476 }
477 mdelay(10);
478
479 reg.Action = CS_WRITE;
480 reg.Offset = CISREG_COR;
481 reg.Value = old_cor & ~COR_SOFT_RESET;
482 res = pcmcia_access_configuration_register(hw_priv->link->handle,
483 &reg);
484 if (res != CS_SUCCESS) {
485 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
486 "(%d)\n", res);
487 return;
488 }
489
490 mdelay(10);
491 }
492
493
494 static struct prism2_helper_functions prism2_pccard_funcs =
495 {
496 .card_present = prism2_pccard_card_present,
497 .cor_sreset = prism2_pccard_cor_sreset,
498 .genesis_reset = prism2_pccard_genesis_reset,
499 .hw_type = HOSTAP_HW_PCCARD,
500 };
501
502
503 /* allocate local data and register with CardServices
504 * initialize dev_link structure, but do not configure the card yet */
505 static dev_link_t *prism2_attach(void)
506 {
507 dev_link_t *link;
508 client_reg_t client_reg;
509 int ret;
510
511 link = kmalloc(sizeof(dev_link_t), GFP_KERNEL);
512 if (link == NULL)
513 return NULL;
514
515 memset(link, 0, sizeof(dev_link_t));
516
517 PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
518 link->conf.Vcc = 33;
519 link->conf.IntType = INT_MEMORY_AND_IO;
520
521 /* register with CardServices */
522 link->next = NULL;
523 client_reg.dev_info = &dev_info;
524 client_reg.Version = 0x0210;
525 client_reg.event_callback_args.client_data = link;
526 ret = pcmcia_register_client(&link->handle, &client_reg);
527 if (ret != CS_SUCCESS) {
528 cs_error(link->handle, RegisterClient, ret);
529 prism2_detach(link->handle);
530 return NULL;
531 }
532 return link;
533 }
534
535
536 static void prism2_detach(struct pcmcia_device *p_dev)
537 {
538 dev_link_t *link = dev_to_instance(p_dev);
539
540 PDEBUG(DEBUG_FLOW, "prism2_detach\n");
541
542 if (link->state & DEV_CONFIG) {
543 prism2_release((u_long)link);
544 }
545
546 /* release net devices */
547 if (link->priv) {
548 struct hostap_cs_priv *hw_priv;
549 struct net_device *dev;
550 struct hostap_interface *iface;
551 dev = link->priv;
552 iface = netdev_priv(dev);
553 hw_priv = iface->local->hw_priv;
554 prism2_free_local_data(dev);
555 kfree(hw_priv);
556 }
557 kfree(link);
558 }
559
560
561 #define CS_CHECK(fn, ret) \
562 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
563
564 #define CFG_CHECK2(fn, retf) \
565 do { int ret = (retf); \
566 if (ret != 0) { \
567 PDEBUG(DEBUG_EXTRA, "CardServices(" #fn ") returned %d\n", ret); \
568 cs_error(link->handle, fn, ret); \
569 goto next_entry; \
570 } \
571 } while (0)
572
573
574 /* run after a CARD_INSERTION event is received to configure the PCMCIA
575 * socket and make the device available to the system */
576 static int prism2_config(dev_link_t *link)
577 {
578 struct net_device *dev;
579 struct hostap_interface *iface;
580 local_info_t *local;
581 int ret = 1;
582 tuple_t tuple;
583 cisparse_t *parse;
584 int last_fn, last_ret;
585 u_char buf[64];
586 config_info_t conf;
587 cistpl_cftable_entry_t dflt = { 0 };
588 struct hostap_cs_priv *hw_priv;
589
590 PDEBUG(DEBUG_FLOW, "prism2_config()\n");
591
592 parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
593 hw_priv = kmalloc(sizeof(*hw_priv), GFP_KERNEL);
594 if (parse == NULL || hw_priv == NULL) {
595 kfree(parse);
596 kfree(hw_priv);
597 ret = -ENOMEM;
598 goto failed;
599 }
600 memset(hw_priv, 0, sizeof(*hw_priv));
601
602 tuple.DesiredTuple = CISTPL_CONFIG;
603 tuple.Attributes = 0;
604 tuple.TupleData = buf;
605 tuple.TupleDataMax = sizeof(buf);
606 tuple.TupleOffset = 0;
607 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link->handle, &tuple));
608 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link->handle, &tuple));
609 CS_CHECK(ParseTuple, pcmcia_parse_tuple(link->handle, &tuple, parse));
610 link->conf.ConfigBase = parse->config.base;
611 link->conf.Present = parse->config.rmask[0];
612
613 CS_CHECK(GetConfigurationInfo,
614 pcmcia_get_configuration_info(link->handle, &conf));
615 PDEBUG(DEBUG_HW, "%s: %s Vcc=%d (from config)\n", dev_info,
616 ignore_cis_vcc ? "ignoring" : "setting", conf.Vcc);
617 link->conf.Vcc = conf.Vcc;
618
619 /* Look for an appropriate configuration table entry in the CIS */
620 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
621 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link->handle, &tuple));
622 for (;;) {
623 cistpl_cftable_entry_t *cfg = &(parse->cftable_entry);
624 CFG_CHECK2(GetTupleData,
625 pcmcia_get_tuple_data(link->handle, &tuple));
626 CFG_CHECK2(ParseTuple,
627 pcmcia_parse_tuple(link->handle, &tuple, parse));
628
629 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
630 dflt = *cfg;
631 if (cfg->index == 0)
632 goto next_entry;
633 link->conf.ConfigIndex = cfg->index;
634 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
635 "(default 0x%02X)\n", cfg->index, dflt.index);
636
637 /* Does this card need audio output? */
638 if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
639 link->conf.Attributes |= CONF_ENABLE_SPKR;
640 link->conf.Status = CCSR_AUDIO_ENA;
641 }
642
643 /* Use power settings for Vcc and Vpp if present */
644 /* Note that the CIS values need to be rescaled */
645 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
646 if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
647 10000 && !ignore_cis_vcc) {
648 PDEBUG(DEBUG_EXTRA, " Vcc mismatch - skipping"
649 " this entry\n");
650 goto next_entry;
651 }
652 } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
653 if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] /
654 10000 && !ignore_cis_vcc) {
655 PDEBUG(DEBUG_EXTRA, " Vcc (default) mismatch "
656 "- skipping this entry\n");
657 goto next_entry;
658 }
659 }
660
661 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
662 link->conf.Vpp1 = link->conf.Vpp2 =
663 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
664 else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
665 link->conf.Vpp1 = link->conf.Vpp2 =
666 dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
667
668 /* Do we need to allocate an interrupt? */
669 if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
670 link->conf.Attributes |= CONF_ENABLE_IRQ;
671 else if (!(link->conf.Attributes & CONF_ENABLE_IRQ)) {
672 /* At least Compaq WL200 does not have IRQInfo1 set,
673 * but it does not work without interrupts.. */
674 printk("Config has no IRQ info, but trying to enable "
675 "IRQ anyway..\n");
676 link->conf.Attributes |= CONF_ENABLE_IRQ;
677 }
678
679 /* IO window settings */
680 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
681 "dflt.io.nwin=%d\n",
682 cfg->io.nwin, dflt.io.nwin);
683 link->io.NumPorts1 = link->io.NumPorts2 = 0;
684 if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
685 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
686 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
687 PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
688 "io.base=0x%04x, len=%d\n", io->flags,
689 io->win[0].base, io->win[0].len);
690 if (!(io->flags & CISTPL_IO_8BIT))
691 link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
692 if (!(io->flags & CISTPL_IO_16BIT))
693 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
694 link->io.IOAddrLines = io->flags &
695 CISTPL_IO_LINES_MASK;
696 link->io.BasePort1 = io->win[0].base;
697 link->io.NumPorts1 = io->win[0].len;
698 if (io->nwin > 1) {
699 link->io.Attributes2 = link->io.Attributes1;
700 link->io.BasePort2 = io->win[1].base;
701 link->io.NumPorts2 = io->win[1].len;
702 }
703 }
704
705 /* This reserves IO space but doesn't actually enable it */
706 CFG_CHECK2(RequestIO,
707 pcmcia_request_io(link->handle, &link->io));
708
709 /* This configuration table entry is OK */
710 break;
711
712 next_entry:
713 CS_CHECK(GetNextTuple,
714 pcmcia_get_next_tuple(link->handle, &tuple));
715 }
716
717 /* Need to allocate net_device before requesting IRQ handler */
718 dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
719 &handle_to_dev(link->handle));
720 if (dev == NULL)
721 goto failed;
722 link->priv = dev;
723
724 iface = netdev_priv(dev);
725 local = iface->local;
726 local->hw_priv = hw_priv;
727 hw_priv->link = link;
728 strcpy(hw_priv->node.dev_name, dev->name);
729 link->dev = &hw_priv->node;
730
731 /*
732 * Allocate an interrupt line. Note that this does not assign a
733 * handler to the interrupt, unless the 'Handler' member of the
734 * irq structure is initialized.
735 */
736 if (link->conf.Attributes & CONF_ENABLE_IRQ) {
737 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
738 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
739 link->irq.Handler = prism2_interrupt;
740 link->irq.Instance = dev;
741 CS_CHECK(RequestIRQ,
742 pcmcia_request_irq(link->handle, &link->irq));
743 }
744
745 /*
746 * This actually configures the PCMCIA socket -- setting up
747 * the I/O windows and the interrupt mapping, and putting the
748 * card and host interface into "Memory and IO" mode.
749 */
750 CS_CHECK(RequestConfiguration,
751 pcmcia_request_configuration(link->handle, &link->conf));
752
753 dev->irq = link->irq.AssignedIRQ;
754 dev->base_addr = link->io.BasePort1;
755
756 /* Finally, report what we've done */
757 printk(KERN_INFO "%s: index 0x%02x: Vcc %d.%d",
758 dev_info, link->conf.ConfigIndex,
759 link->conf.Vcc / 10, link->conf.Vcc % 10);
760 if (link->conf.Vpp1)
761 printk(", Vpp %d.%d", link->conf.Vpp1 / 10,
762 link->conf.Vpp1 % 10);
763 if (link->conf.Attributes & CONF_ENABLE_IRQ)
764 printk(", irq %d", link->irq.AssignedIRQ);
765 if (link->io.NumPorts1)
766 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
767 link->io.BasePort1+link->io.NumPorts1-1);
768 if (link->io.NumPorts2)
769 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
770 link->io.BasePort2+link->io.NumPorts2-1);
771 printk("\n");
772
773 link->state |= DEV_CONFIG;
774 link->state &= ~DEV_CONFIG_PENDING;
775
776 local->shutdown = 0;
777
778 sandisk_enable_wireless(dev);
779
780 ret = prism2_hw_config(dev, 1);
781 if (!ret) {
782 ret = hostap_hw_ready(dev);
783 if (ret == 0 && local->ddev)
784 strcpy(hw_priv->node.dev_name, local->ddev->name);
785 }
786 kfree(parse);
787 return ret;
788
789 cs_failed:
790 cs_error(link->handle, last_fn, last_ret);
791
792 failed:
793 kfree(parse);
794 kfree(hw_priv);
795 prism2_release((u_long)link);
796 return ret;
797 }
798
799
800 static void prism2_release(u_long arg)
801 {
802 dev_link_t *link = (dev_link_t *)arg;
803
804 PDEBUG(DEBUG_FLOW, "prism2_release\n");
805
806 if (link->priv) {
807 struct net_device *dev = link->priv;
808 struct hostap_interface *iface;
809
810 iface = netdev_priv(dev);
811 if (link->state & DEV_CONFIG)
812 prism2_hw_shutdown(dev, 0);
813 iface->local->shutdown = 1;
814 }
815
816 if (link->win)
817 pcmcia_release_window(link->win);
818 pcmcia_release_configuration(link->handle);
819 if (link->io.NumPorts1)
820 pcmcia_release_io(link->handle, &link->io);
821 if (link->irq.AssignedIRQ)
822 pcmcia_release_irq(link->handle, &link->irq);
823
824 link->state &= ~DEV_CONFIG;
825
826 PDEBUG(DEBUG_FLOW, "release - done\n");
827 }
828
829 static int hostap_cs_suspend(struct pcmcia_device *p_dev)
830 {
831 dev_link_t *link = dev_to_instance(p_dev);
832 struct net_device *dev = (struct net_device *) link->priv;
833 int dev_open = 0;
834
835 PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
836
837 link->state |= DEV_SUSPEND;
838
839 if (link->state & DEV_CONFIG) {
840 struct hostap_interface *iface = netdev_priv(dev);
841 if (iface && iface->local)
842 dev_open = iface->local->num_dev_open > 0;
843 if (dev_open) {
844 netif_stop_queue(dev);
845 netif_device_detach(dev);
846 }
847 prism2_suspend(dev);
848 pcmcia_release_configuration(link->handle);
849 }
850
851 return 0;
852 }
853
854 static int hostap_cs_resume(struct pcmcia_device *p_dev)
855 {
856 dev_link_t *link = dev_to_instance(p_dev);
857 struct net_device *dev = (struct net_device *) link->priv;
858 int dev_open = 0;
859
860 PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
861
862 link->state &= ~DEV_SUSPEND;
863 if (link->state & DEV_CONFIG) {
864 struct hostap_interface *iface = netdev_priv(dev);
865 if (iface && iface->local)
866 dev_open = iface->local->num_dev_open > 0;
867
868 pcmcia_request_configuration(link->handle, &link->conf);
869
870 prism2_hw_shutdown(dev, 1);
871 prism2_hw_config(dev, dev_open ? 0 : 1);
872 if (dev_open) {
873 netif_device_attach(dev);
874 netif_start_queue(dev);
875 }
876 }
877
878 return 0;
879 }
880
881 static int prism2_event(event_t event, int priority,
882 event_callback_args_t *args)
883 {
884 dev_link_t *link = args->client_data;
885
886 switch (event) {
887 case CS_EVENT_CARD_INSERTION:
888 PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_CARD_INSERTION\n", dev_info);
889 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
890 if (prism2_config(link)) {
891 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
892 }
893 break;
894
895 default:
896 PDEBUG(DEBUG_EXTRA, "%s: prism2_event() - unknown event %d\n",
897 dev_info, event);
898 break;
899 }
900 return 0;
901 }
902
903
904 static struct pcmcia_device_id hostap_cs_ids[] = {
905 PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
906 PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
907 PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
908 PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
909 PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
910 PCMCIA_DEVICE_MANF_CARD(0x0156, 0x0002),
911 PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
912 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
913 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
914 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
915 PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
916 PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
917 PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
918 PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
919 PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
920 PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),
921 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
922 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
923 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
924 PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
925 0x7a954bd9, 0x74be00c6),
926 PCMCIA_DEVICE_PROD_ID1234(
927 "Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P",
928 "Eval-RevA",
929 0x4b801a17, 0x6345a0bf, 0xc9049a39, 0xc23adc0e),
930 PCMCIA_DEVICE_PROD_ID123(
931 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
932 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
933 PCMCIA_DEVICE_PROD_ID123(
934 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
935 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
936 PCMCIA_DEVICE_PROD_ID123(
937 "Instant Wireless ", " Network PC CARD", "Version 01.02",
938 0x11d901af, 0x6e9bd926, 0x4b74baa0),
939 PCMCIA_DEVICE_PROD_ID123(
940 "SMC", "SMC2632W", "Version 01.02",
941 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
942 PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G",
943 0x2decece3, 0x82067c18),
944 PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
945 0x54f7c49c, 0x15a75e5b),
946 PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
947 0x74c5e40d, 0xdb472a18),
948 PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
949 0x0733cc81, 0x0c52f395),
950 PCMCIA_DEVICE_PROD_ID12(
951 "ZoomAir 11Mbps High", "Rate wireless Networking",
952 0x273fe3db, 0x32a1eaee),
953 PCMCIA_DEVICE_NULL
954 };
955 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
956
957
958 static struct pcmcia_driver hostap_driver = {
959 .drv = {
960 .name = "hostap_cs",
961 },
962 .attach = prism2_attach,
963 .remove = prism2_detach,
964 .owner = THIS_MODULE,
965 .event = prism2_event,
966 .id_table = hostap_cs_ids,
967 .suspend = hostap_cs_suspend,
968 .resume = hostap_cs_resume,
969 };
970
971 static int __init init_prism2_pccard(void)
972 {
973 printk(KERN_INFO "%s: %s\n", dev_info, version);
974 return pcmcia_register_driver(&hostap_driver);
975 }
976
977 static void __exit exit_prism2_pccard(void)
978 {
979 pcmcia_unregister_driver(&hostap_driver);
980 printk(KERN_INFO "%s: Driver unloaded\n", dev_info);
981 }
982
983
984 module_init(init_prism2_pccard);
985 module_exit(exit_prism2_pccard);
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