Merge git://git.kernel.org/pub/scm/linux/kernel/git/bunk/trivial
[linux-2.6.git] / drivers / net / wireless / hostap / hostap_cs.c
1 #define PRISM2_PCCARD
2
3 #include <linux/module.h>
4 #include <linux/init.h>
5 #include <linux/if.h>
6 #include <linux/wait.h>
7 #include <linux/timer.h>
8 #include <linux/skbuff.h>
9 #include <linux/netdevice.h>
10 #include <linux/workqueue.h>
11 #include <linux/wireless.h>
12 #include <net/iw_handler.h>
13
14 #include <pcmcia/cs_types.h>
15 #include <pcmcia/cs.h>
16 #include <pcmcia/cistpl.h>
17 #include <pcmcia/cisreg.h>
18 #include <pcmcia/ds.h>
19
20 #include <asm/io.h>
21
22 #include "hostap_wlan.h"
23
24
25 static char *version = PRISM2_VERSION " (Jouni Malinen <jkmaline@cc.hut.fi>)";
26 static dev_info_t dev_info = "hostap_cs";
27
28 MODULE_AUTHOR("Jouni Malinen");
29 MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN "
30                    "cards (PC Card).");
31 MODULE_SUPPORTED_DEVICE("Intersil Prism2-based WLAN cards (PC Card)");
32 MODULE_LICENSE("GPL");
33 MODULE_VERSION(PRISM2_VERSION);
34
35
36 static int ignore_cis_vcc;
37 module_param(ignore_cis_vcc, int, 0444);
38 MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry");
39
40
41 /* struct local_info::hw_priv */
42 struct hostap_cs_priv {
43         dev_node_t node;
44         struct pcmcia_device *link;
45         int sandisk_connectplus;
46 };
47
48
49 #ifdef PRISM2_IO_DEBUG
50
51 static inline void hfa384x_outb_debug(struct net_device *dev, int a, u8 v)
52 {
53         struct hostap_interface *iface;
54         local_info_t *local;
55         unsigned long flags;
56
57         iface = netdev_priv(dev);
58         local = iface->local;
59         spin_lock_irqsave(&local->lock, flags);
60         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTB, a, v);
61         outb(v, dev->base_addr + a);
62         spin_unlock_irqrestore(&local->lock, flags);
63 }
64
65 static inline u8 hfa384x_inb_debug(struct net_device *dev, int a)
66 {
67         struct hostap_interface *iface;
68         local_info_t *local;
69         unsigned long flags;
70         u8 v;
71
72         iface = netdev_priv(dev);
73         local = iface->local;
74         spin_lock_irqsave(&local->lock, flags);
75         v = inb(dev->base_addr + a);
76         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INB, a, v);
77         spin_unlock_irqrestore(&local->lock, flags);
78         return v;
79 }
80
81 static inline void hfa384x_outw_debug(struct net_device *dev, int a, u16 v)
82 {
83         struct hostap_interface *iface;
84         local_info_t *local;
85         unsigned long flags;
86
87         iface = netdev_priv(dev);
88         local = iface->local;
89         spin_lock_irqsave(&local->lock, flags);
90         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTW, a, v);
91         outw(v, dev->base_addr + a);
92         spin_unlock_irqrestore(&local->lock, flags);
93 }
94
95 static inline u16 hfa384x_inw_debug(struct net_device *dev, int a)
96 {
97         struct hostap_interface *iface;
98         local_info_t *local;
99         unsigned long flags;
100         u16 v;
101
102         iface = netdev_priv(dev);
103         local = iface->local;
104         spin_lock_irqsave(&local->lock, flags);
105         v = inw(dev->base_addr + a);
106         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INW, a, v);
107         spin_unlock_irqrestore(&local->lock, flags);
108         return v;
109 }
110
111 static inline void hfa384x_outsw_debug(struct net_device *dev, int a,
112                                        u8 *buf, int wc)
113 {
114         struct hostap_interface *iface;
115         local_info_t *local;
116         unsigned long flags;
117
118         iface = netdev_priv(dev);
119         local = iface->local;
120         spin_lock_irqsave(&local->lock, flags);
121         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTSW, a, wc);
122         outsw(dev->base_addr + a, buf, wc);
123         spin_unlock_irqrestore(&local->lock, flags);
124 }
125
126 static inline void hfa384x_insw_debug(struct net_device *dev, int a,
127                                       u8 *buf, int wc)
128 {
129         struct hostap_interface *iface;
130         local_info_t *local;
131         unsigned long flags;
132
133         iface = netdev_priv(dev);
134         local = iface->local;
135         spin_lock_irqsave(&local->lock, flags);
136         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INSW, a, wc);
137         insw(dev->base_addr + a, buf, wc);
138         spin_unlock_irqrestore(&local->lock, flags);
139 }
140
141 #define HFA384X_OUTB(v,a) hfa384x_outb_debug(dev, (a), (v))
142 #define HFA384X_INB(a) hfa384x_inb_debug(dev, (a))
143 #define HFA384X_OUTW(v,a) hfa384x_outw_debug(dev, (a), (v))
144 #define HFA384X_INW(a) hfa384x_inw_debug(dev, (a))
145 #define HFA384X_OUTSW(a, buf, wc) hfa384x_outsw_debug(dev, (a), (buf), (wc))
146 #define HFA384X_INSW(a, buf, wc) hfa384x_insw_debug(dev, (a), (buf), (wc))
147
148 #else /* PRISM2_IO_DEBUG */
149
150 #define HFA384X_OUTB(v,a) outb((v), dev->base_addr + (a))
151 #define HFA384X_INB(a) inb(dev->base_addr + (a))
152 #define HFA384X_OUTW(v,a) outw((v), dev->base_addr + (a))
153 #define HFA384X_INW(a) inw(dev->base_addr + (a))
154 #define HFA384X_INSW(a, buf, wc) insw(dev->base_addr + (a), buf, wc)
155 #define HFA384X_OUTSW(a, buf, wc) outsw(dev->base_addr + (a), buf, wc)
156
157 #endif /* PRISM2_IO_DEBUG */
158
159
160 static int hfa384x_from_bap(struct net_device *dev, u16 bap, void *buf,
161                             int len)
162 {
163         u16 d_off;
164         u16 *pos;
165
166         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
167         pos = (u16 *) buf;
168
169         if (len / 2)
170                 HFA384X_INSW(d_off, buf, len / 2);
171         pos += len / 2;
172
173         if (len & 1)
174                 *((char *) pos) = HFA384X_INB(d_off);
175
176         return 0;
177 }
178
179
180 static int hfa384x_to_bap(struct net_device *dev, u16 bap, void *buf, int len)
181 {
182         u16 d_off;
183         u16 *pos;
184
185         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
186         pos = (u16 *) buf;
187
188         if (len / 2)
189                 HFA384X_OUTSW(d_off, buf, len / 2);
190         pos += len / 2;
191
192         if (len & 1)
193                 HFA384X_OUTB(*((char *) pos), d_off);
194
195         return 0;
196 }
197
198
199 /* FIX: This might change at some point.. */
200 #include "hostap_hw.c"
201
202
203
204 static void prism2_detach(struct pcmcia_device *p_dev);
205 static void prism2_release(u_long arg);
206 static int prism2_config(struct pcmcia_device *link);
207
208
209 static int prism2_pccard_card_present(local_info_t *local)
210 {
211         struct hostap_cs_priv *hw_priv = local->hw_priv;
212         if (hw_priv != NULL && hw_priv->link != NULL && pcmcia_dev_present(hw_priv->link))
213                 return 1;
214         return 0;
215 }
216
217
218 /*
219  * SanDisk CompactFlash WLAN Flashcard - Product Manual v1.0
220  * Document No. 20-10-00058, January 2004
221  * http://www.sandisk.com/pdf/industrial/ProdManualCFWLANv1.0.pdf
222  */
223 #define SANDISK_WLAN_ACTIVATION_OFF 0x40
224 #define SANDISK_HCR_OFF 0x42
225
226
227 static void sandisk_set_iobase(local_info_t *local)
228 {
229         int res;
230         conf_reg_t reg;
231         struct hostap_cs_priv *hw_priv = local->hw_priv;
232
233         reg.Function = 0;
234         reg.Action = CS_WRITE;
235         reg.Offset = 0x10; /* 0x3f0 IO base 1 */
236         reg.Value = hw_priv->link->io.BasePort1 & 0x00ff;
237         res = pcmcia_access_configuration_register(hw_priv->link,
238                                                    &reg);
239         if (res != CS_SUCCESS) {
240                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -"
241                        " res=%d\n", res);
242         }
243         udelay(10);
244
245         reg.Function = 0;
246         reg.Action = CS_WRITE;
247         reg.Offset = 0x12; /* 0x3f2 IO base 2 */
248         reg.Value = (hw_priv->link->io.BasePort1 & 0xff00) >> 8;
249         res = pcmcia_access_configuration_register(hw_priv->link,
250                                                    &reg);
251         if (res != CS_SUCCESS) {
252                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
253                        " res=%d\n", res);
254         }
255 }
256
257
258 static void sandisk_write_hcr(local_info_t *local, int hcr)
259 {
260         struct net_device *dev = local->dev;
261         int i;
262
263         HFA384X_OUTB(0x80, SANDISK_WLAN_ACTIVATION_OFF);
264         udelay(50);
265         for (i = 0; i < 10; i++) {
266                 HFA384X_OUTB(hcr, SANDISK_HCR_OFF);
267         }
268         udelay(55);
269         HFA384X_OUTB(0x45, SANDISK_WLAN_ACTIVATION_OFF);
270 }
271
272
273 static int sandisk_enable_wireless(struct net_device *dev)
274 {
275         int res, ret = 0;
276         conf_reg_t reg;
277         struct hostap_interface *iface = dev->priv;
278         local_info_t *local = iface->local;
279         tuple_t tuple;
280         cisparse_t *parse = NULL;
281         u_char buf[64];
282         struct hostap_cs_priv *hw_priv = local->hw_priv;
283
284         if (hw_priv->link->io.NumPorts1 < 0x42) {
285                 /* Not enough ports to be SanDisk multi-function card */
286                 ret = -ENODEV;
287                 goto done;
288         }
289
290         parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
291         if (parse == NULL) {
292                 ret = -ENOMEM;
293                 goto done;
294         }
295
296         tuple.DesiredTuple = CISTPL_MANFID;
297         tuple.Attributes = TUPLE_RETURN_COMMON;
298         tuple.TupleData = buf;
299         tuple.TupleDataMax = sizeof(buf);
300         tuple.TupleOffset = 0;
301         if (pcmcia_get_first_tuple(hw_priv->link, &tuple) ||
302             pcmcia_get_tuple_data(hw_priv->link, &tuple) ||
303             pcmcia_parse_tuple(hw_priv->link, &tuple, parse) ||
304             parse->manfid.manf != 0xd601 || parse->manfid.card != 0x0101) {
305                 /* No SanDisk manfid found */
306                 ret = -ENODEV;
307                 goto done;
308         }
309
310         tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
311         if (pcmcia_get_first_tuple(hw_priv->link, &tuple) ||
312             pcmcia_get_tuple_data(hw_priv->link, &tuple) ||
313             pcmcia_parse_tuple(hw_priv->link, &tuple, parse) ||
314                 parse->longlink_mfc.nfn < 2) {
315                 /* No multi-function links found */
316                 ret = -ENODEV;
317                 goto done;
318         }
319
320         printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
321                " - using vendor-specific initialization\n", dev->name);
322         hw_priv->sandisk_connectplus = 1;
323
324         reg.Function = 0;
325         reg.Action = CS_WRITE;
326         reg.Offset = CISREG_COR;
327         reg.Value = COR_SOFT_RESET;
328         res = pcmcia_access_configuration_register(hw_priv->link,
329                                                    &reg);
330         if (res != CS_SUCCESS) {
331                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
332                        dev->name, res);
333                 goto done;
334         }
335         mdelay(5);
336
337         reg.Function = 0;
338         reg.Action = CS_WRITE;
339         reg.Offset = CISREG_COR;
340         /*
341          * Do not enable interrupts here to avoid some bogus events. Interrupts
342          * will be enabled during the first cor_sreset call.
343          */
344         reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA;
345         res = pcmcia_access_configuration_register(hw_priv->link,
346                                                    &reg);
347         if (res != CS_SUCCESS) {
348                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
349                        dev->name, res);
350                 goto done;
351         }
352         mdelay(5);
353
354         sandisk_set_iobase(local);
355
356         HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
357         udelay(10);
358         HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
359         udelay(10);
360
361 done:
362         kfree(parse);
363         return ret;
364 }
365
366
367 static void prism2_pccard_cor_sreset(local_info_t *local)
368 {
369         int res;
370         conf_reg_t reg;
371         struct hostap_cs_priv *hw_priv = local->hw_priv;
372
373         if (!prism2_pccard_card_present(local))
374                return;
375
376         reg.Function = 0;
377         reg.Action = CS_READ;
378         reg.Offset = CISREG_COR;
379         reg.Value = 0;
380         res = pcmcia_access_configuration_register(hw_priv->link,
381                                                    &reg);
382         if (res != CS_SUCCESS) {
383                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
384                        res);
385                 return;
386         }
387         printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
388                reg.Value);
389
390         reg.Action = CS_WRITE;
391         reg.Value |= COR_SOFT_RESET;
392         res = pcmcia_access_configuration_register(hw_priv->link,
393                                                    &reg);
394         if (res != CS_SUCCESS) {
395                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
396                        res);
397                 return;
398         }
399
400         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
401
402         reg.Value &= ~COR_SOFT_RESET;
403         if (hw_priv->sandisk_connectplus)
404                 reg.Value |= COR_IREQ_ENA;
405         res = pcmcia_access_configuration_register(hw_priv->link,
406                                                    &reg);
407         if (res != CS_SUCCESS) {
408                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
409                        res);
410                 return;
411         }
412
413         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
414
415         if (hw_priv->sandisk_connectplus)
416                 sandisk_set_iobase(local);
417 }
418
419
420 static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
421 {
422         int res;
423         conf_reg_t reg;
424         int old_cor;
425         struct hostap_cs_priv *hw_priv = local->hw_priv;
426
427         if (!prism2_pccard_card_present(local))
428                return;
429
430         if (hw_priv->sandisk_connectplus) {
431                 sandisk_write_hcr(local, hcr);
432                 return;
433         }
434
435         reg.Function = 0;
436         reg.Action = CS_READ;
437         reg.Offset = CISREG_COR;
438         reg.Value = 0;
439         res = pcmcia_access_configuration_register(hw_priv->link,
440                                                    &reg);
441         if (res != CS_SUCCESS) {
442                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
443                        "(%d)\n", res);
444                 return;
445         }
446         printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
447                reg.Value);
448         old_cor = reg.Value;
449
450         reg.Action = CS_WRITE;
451         reg.Value |= COR_SOFT_RESET;
452         res = pcmcia_access_configuration_register(hw_priv->link,
453                                                    &reg);
454         if (res != CS_SUCCESS) {
455                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
456                        "(%d)\n", res);
457                 return;
458         }
459
460         mdelay(10);
461
462         /* Setup Genesis mode */
463         reg.Action = CS_WRITE;
464         reg.Value = hcr;
465         reg.Offset = CISREG_CCSR;
466         res = pcmcia_access_configuration_register(hw_priv->link,
467                                                    &reg);
468         if (res != CS_SUCCESS) {
469                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
470                        "(%d)\n", res);
471                 return;
472         }
473         mdelay(10);
474
475         reg.Action = CS_WRITE;
476         reg.Offset = CISREG_COR;
477         reg.Value = old_cor & ~COR_SOFT_RESET;
478         res = pcmcia_access_configuration_register(hw_priv->link,
479                                                    &reg);
480         if (res != CS_SUCCESS) {
481                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
482                        "(%d)\n", res);
483                 return;
484         }
485
486         mdelay(10);
487 }
488
489
490 static struct prism2_helper_functions prism2_pccard_funcs =
491 {
492         .card_present   = prism2_pccard_card_present,
493         .cor_sreset     = prism2_pccard_cor_sreset,
494         .genesis_reset  = prism2_pccard_genesis_reset,
495         .hw_type        = HOSTAP_HW_PCCARD,
496 };
497
498
499 /* allocate local data and register with CardServices
500  * initialize dev_link structure, but do not configure the card yet */
501 static int hostap_cs_probe(struct pcmcia_device *p_dev)
502 {
503         int ret;
504
505         PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
506         p_dev->conf.IntType = INT_MEMORY_AND_IO;
507
508         ret = prism2_config(p_dev);
509         if (ret) {
510                 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
511         }
512
513         return ret;
514 }
515
516
517 static void prism2_detach(struct pcmcia_device *link)
518 {
519         PDEBUG(DEBUG_FLOW, "prism2_detach\n");
520
521         prism2_release((u_long)link);
522
523         /* release net devices */
524         if (link->priv) {
525                 struct hostap_cs_priv *hw_priv;
526                 struct net_device *dev;
527                 struct hostap_interface *iface;
528                 dev = link->priv;
529                 iface = netdev_priv(dev);
530                 hw_priv = iface->local->hw_priv;
531                 prism2_free_local_data(dev);
532                 kfree(hw_priv);
533         }
534 }
535
536
537 #define CS_CHECK(fn, ret) \
538 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
539
540 #define CFG_CHECK2(fn, retf) \
541 do { int ret = (retf); \
542 if (ret != 0) { \
543         PDEBUG(DEBUG_EXTRA, "CardServices(" #fn ") returned %d\n", ret); \
544         cs_error(link, fn, ret); \
545         goto next_entry; \
546 } \
547 } while (0)
548
549
550 /* run after a CARD_INSERTION event is received to configure the PCMCIA
551  * socket and make the device available to the system */
552 static int prism2_config(struct pcmcia_device *link)
553 {
554         struct net_device *dev;
555         struct hostap_interface *iface;
556         local_info_t *local;
557         int ret = 1;
558         tuple_t tuple;
559         cisparse_t *parse;
560         int last_fn, last_ret;
561         u_char buf[64];
562         config_info_t conf;
563         cistpl_cftable_entry_t dflt = { 0 };
564         struct hostap_cs_priv *hw_priv;
565
566         PDEBUG(DEBUG_FLOW, "prism2_config()\n");
567
568         parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
569         hw_priv = kmalloc(sizeof(*hw_priv), GFP_KERNEL);
570         if (parse == NULL || hw_priv == NULL) {
571                 ret = -ENOMEM;
572                 goto failed;
573         }
574         memset(hw_priv, 0, sizeof(*hw_priv));
575
576         tuple.DesiredTuple = CISTPL_CONFIG;
577         tuple.Attributes = 0;
578         tuple.TupleData = buf;
579         tuple.TupleDataMax = sizeof(buf);
580         tuple.TupleOffset = 0;
581         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
582         CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
583         CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, parse));
584         link->conf.ConfigBase = parse->config.base;
585         link->conf.Present = parse->config.rmask[0];
586
587         CS_CHECK(GetConfigurationInfo,
588                  pcmcia_get_configuration_info(link, &conf));
589
590         /* Look for an appropriate configuration table entry in the CIS */
591         tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
592         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
593         for (;;) {
594                 cistpl_cftable_entry_t *cfg = &(parse->cftable_entry);
595                 CFG_CHECK2(GetTupleData,
596                            pcmcia_get_tuple_data(link, &tuple));
597                 CFG_CHECK2(ParseTuple,
598                            pcmcia_parse_tuple(link, &tuple, parse));
599
600                 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
601                         dflt = *cfg;
602                 if (cfg->index == 0)
603                         goto next_entry;
604                 link->conf.ConfigIndex = cfg->index;
605                 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
606                        "(default 0x%02X)\n", cfg->index, dflt.index);
607
608                 /* Does this card need audio output? */
609                 if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
610                         link->conf.Attributes |= CONF_ENABLE_SPKR;
611                         link->conf.Status = CCSR_AUDIO_ENA;
612                 }
613
614                 /* Use power settings for Vcc and Vpp if present */
615                 /*  Note that the CIS values need to be rescaled */
616                 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
617                         if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
618                             10000 && !ignore_cis_vcc) {
619                                 PDEBUG(DEBUG_EXTRA, "  Vcc mismatch - skipping"
620                                        " this entry\n");
621                                 goto next_entry;
622                         }
623                 } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
624                         if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] /
625                             10000 && !ignore_cis_vcc) {
626                                 PDEBUG(DEBUG_EXTRA, "  Vcc (default) mismatch "
627                                        "- skipping this entry\n");
628                                 goto next_entry;
629                         }
630                 }
631
632                 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
633                         link->conf.Vpp =
634                                 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
635                 else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
636                         link->conf.Vpp =
637                                 dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
638
639                 /* Do we need to allocate an interrupt? */
640                 if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
641                         link->conf.Attributes |= CONF_ENABLE_IRQ;
642                 else if (!(link->conf.Attributes & CONF_ENABLE_IRQ)) {
643                         /* At least Compaq WL200 does not have IRQInfo1 set,
644                          * but it does not work without interrupts.. */
645                         printk("Config has no IRQ info, but trying to enable "
646                                "IRQ anyway..\n");
647                         link->conf.Attributes |= CONF_ENABLE_IRQ;
648                 }
649
650                 /* IO window settings */
651                 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
652                        "dflt.io.nwin=%d\n",
653                        cfg->io.nwin, dflt.io.nwin);
654                 link->io.NumPorts1 = link->io.NumPorts2 = 0;
655                 if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
656                         cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
657                         link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
658                         PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
659                                "io.base=0x%04x, len=%d\n", io->flags,
660                                io->win[0].base, io->win[0].len);
661                         if (!(io->flags & CISTPL_IO_8BIT))
662                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
663                         if (!(io->flags & CISTPL_IO_16BIT))
664                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
665                         link->io.IOAddrLines = io->flags &
666                                 CISTPL_IO_LINES_MASK;
667                         link->io.BasePort1 = io->win[0].base;
668                         link->io.NumPorts1 = io->win[0].len;
669                         if (io->nwin > 1) {
670                                 link->io.Attributes2 = link->io.Attributes1;
671                                 link->io.BasePort2 = io->win[1].base;
672                                 link->io.NumPorts2 = io->win[1].len;
673                         }
674                 }
675
676                 /* This reserves IO space but doesn't actually enable it */
677                 CFG_CHECK2(RequestIO,
678                            pcmcia_request_io(link, &link->io));
679
680                 /* This configuration table entry is OK */
681                 break;
682
683         next_entry:
684                 CS_CHECK(GetNextTuple,
685                          pcmcia_get_next_tuple(link, &tuple));
686         }
687
688         /* Need to allocate net_device before requesting IRQ handler */
689         dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
690                                      &handle_to_dev(link));
691         if (dev == NULL)
692                 goto failed;
693         link->priv = dev;
694
695         iface = netdev_priv(dev);
696         local = iface->local;
697         local->hw_priv = hw_priv;
698         hw_priv->link = link;
699         strcpy(hw_priv->node.dev_name, dev->name);
700         link->dev_node = &hw_priv->node;
701
702         /*
703          * Allocate an interrupt line.  Note that this does not assign a
704          * handler to the interrupt, unless the 'Handler' member of the
705          * irq structure is initialized.
706          */
707         if (link->conf.Attributes & CONF_ENABLE_IRQ) {
708                 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
709                 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
710                 link->irq.Handler = prism2_interrupt;
711                 link->irq.Instance = dev;
712                 CS_CHECK(RequestIRQ,
713                          pcmcia_request_irq(link, &link->irq));
714         }
715
716         /*
717          * This actually configures the PCMCIA socket -- setting up
718          * the I/O windows and the interrupt mapping, and putting the
719          * card and host interface into "Memory and IO" mode.
720          */
721         CS_CHECK(RequestConfiguration,
722                  pcmcia_request_configuration(link, &link->conf));
723
724         dev->irq = link->irq.AssignedIRQ;
725         dev->base_addr = link->io.BasePort1;
726
727         /* Finally, report what we've done */
728         printk(KERN_INFO "%s: index 0x%02x: ",
729                dev_info, link->conf.ConfigIndex);
730         if (link->conf.Vpp)
731                 printk(", Vpp %d.%d", link->conf.Vpp / 10,
732                        link->conf.Vpp % 10);
733         if (link->conf.Attributes & CONF_ENABLE_IRQ)
734                 printk(", irq %d", link->irq.AssignedIRQ);
735         if (link->io.NumPorts1)
736                 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
737                        link->io.BasePort1+link->io.NumPorts1-1);
738         if (link->io.NumPorts2)
739                 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
740                        link->io.BasePort2+link->io.NumPorts2-1);
741         printk("\n");
742
743         local->shutdown = 0;
744
745         sandisk_enable_wireless(dev);
746
747         ret = prism2_hw_config(dev, 1);
748         if (!ret) {
749                 ret = hostap_hw_ready(dev);
750                 if (ret == 0 && local->ddev)
751                         strcpy(hw_priv->node.dev_name, local->ddev->name);
752         }
753         kfree(parse);
754         return ret;
755
756  cs_failed:
757         cs_error(link, last_fn, last_ret);
758
759  failed:
760         kfree(parse);
761         kfree(hw_priv);
762         prism2_release((u_long)link);
763         return ret;
764 }
765
766
767 static void prism2_release(u_long arg)
768 {
769         struct pcmcia_device *link = (struct pcmcia_device *)arg;
770
771         PDEBUG(DEBUG_FLOW, "prism2_release\n");
772
773         if (link->priv) {
774                 struct net_device *dev = link->priv;
775                 struct hostap_interface *iface;
776
777                 iface = netdev_priv(dev);
778                 prism2_hw_shutdown(dev, 0);
779                 iface->local->shutdown = 1;
780         }
781
782         pcmcia_disable_device(link);
783         PDEBUG(DEBUG_FLOW, "release - done\n");
784 }
785
786 static int hostap_cs_suspend(struct pcmcia_device *link)
787 {
788         struct net_device *dev = (struct net_device *) link->priv;
789         int dev_open = 0;
790         struct hostap_interface *iface = NULL;
791
792         if (dev)
793                 iface = netdev_priv(dev);
794
795         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
796         if (iface && iface->local)
797                 dev_open = iface->local->num_dev_open > 0;
798         if (dev_open) {
799                 netif_stop_queue(dev);
800                 netif_device_detach(dev);
801         }
802         prism2_suspend(dev);
803
804         return 0;
805 }
806
807 static int hostap_cs_resume(struct pcmcia_device *link)
808 {
809         struct net_device *dev = (struct net_device *) link->priv;
810         int dev_open = 0;
811         struct hostap_interface *iface = NULL;
812
813         if (dev)
814                 iface = netdev_priv(dev);
815
816         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
817
818         if (iface && iface->local)
819                 dev_open = iface->local->num_dev_open > 0;
820
821         prism2_hw_shutdown(dev, 1);
822         prism2_hw_config(dev, dev_open ? 0 : 1);
823         if (dev_open) {
824                 netif_device_attach(dev);
825                 netif_start_queue(dev);
826         }
827
828         return 0;
829 }
830
831 static struct pcmcia_device_id hostap_cs_ids[] = {
832         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
833         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
834         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
835         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
836         PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
837         PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
838         PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
839         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
840         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
841         PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
842         PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
843         PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
844         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
845         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
846 /*      PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),    conflict with pcnet_cs */
847         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
848         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
849         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
850         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "INTERSIL",
851                                          0x74c5e40d),
852         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "Intersil",
853                                          0x4b801a17),
854         PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
855                                     0x7a954bd9, 0x74be00c6),
856         PCMCIA_DEVICE_PROD_ID1234(
857                 "Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P",
858                 "Eval-RevA",
859                 0x4b801a17, 0x6345a0bf, 0xc9049a39, 0xc23adc0e),
860         PCMCIA_DEVICE_PROD_ID123(
861                 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
862                 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
863         PCMCIA_DEVICE_PROD_ID123(
864                 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
865                 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
866         PCMCIA_DEVICE_PROD_ID123(
867                 "Instant Wireless ", " Network PC CARD", "Version 01.02",
868                 0x11d901af, 0x6e9bd926, 0x4b74baa0),
869         PCMCIA_DEVICE_PROD_ID123(
870                 "SMC", "SMC2632W", "Version 01.02",
871                 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
872         PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G", 
873                                 0x2decece3, 0x82067c18),
874         PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
875                                 0x54f7c49c, 0x15a75e5b),
876         PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
877                                 0x74c5e40d, 0xdb472a18),
878         PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
879                                 0x0733cc81, 0x0c52f395),
880         PCMCIA_DEVICE_PROD_ID12(
881                 "ZoomAir 11Mbps High", "Rate wireless Networking",
882                 0x273fe3db, 0x32a1eaee),
883         PCMCIA_DEVICE_PROD_ID123(
884                 "Pretec", "CompactWLAN Card 802.11b", "2.5",
885                 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1),
886         PCMCIA_DEVICE_PROD_ID123(
887                 "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02",
888                 0xc7b8df9d, 0x1700d087, 0x4b74baa0),
889         PCMCIA_DEVICE_NULL
890 };
891 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
892
893
894 static struct pcmcia_driver hostap_driver = {
895         .drv            = {
896                 .name   = "hostap_cs",
897         },
898         .probe          = hostap_cs_probe,
899         .remove         = prism2_detach,
900         .owner          = THIS_MODULE,
901         .id_table       = hostap_cs_ids,
902         .suspend        = hostap_cs_suspend,
903         .resume         = hostap_cs_resume,
904 };
905
906 static int __init init_prism2_pccard(void)
907 {
908         printk(KERN_INFO "%s: %s\n", dev_info, version);
909         return pcmcia_register_driver(&hostap_driver);
910 }
911
912 static void __exit exit_prism2_pccard(void)
913 {
914         pcmcia_unregister_driver(&hostap_driver);
915         printk(KERN_INFO "%s: Driver unloaded\n", dev_info);
916 }
917
918
919 module_init(init_prism2_pccard);
920 module_exit(exit_prism2_pccard);