Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
[linux-2.6] / 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.Attributes = TUPLE_RETURN_COMMON;
297         tuple.TupleData = buf;
298         tuple.TupleDataMax = sizeof(buf);
299         tuple.TupleOffset = 0;
300
301         if (hw_priv->link->manf_id != 0xd601 || hw_priv->link->card_id != 0x0101) {
302                 /* No SanDisk manfid found */
303                 ret = -ENODEV;
304                 goto done;
305         }
306
307         tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
308         if (pcmcia_get_first_tuple(hw_priv->link, &tuple) ||
309             pcmcia_get_tuple_data(hw_priv->link, &tuple) ||
310             pcmcia_parse_tuple(hw_priv->link, &tuple, parse) ||
311                 parse->longlink_mfc.nfn < 2) {
312                 /* No multi-function links found */
313                 ret = -ENODEV;
314                 goto done;
315         }
316
317         printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
318                " - using vendor-specific initialization\n", dev->name);
319         hw_priv->sandisk_connectplus = 1;
320
321         reg.Function = 0;
322         reg.Action = CS_WRITE;
323         reg.Offset = CISREG_COR;
324         reg.Value = COR_SOFT_RESET;
325         res = pcmcia_access_configuration_register(hw_priv->link,
326                                                    &reg);
327         if (res != CS_SUCCESS) {
328                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
329                        dev->name, res);
330                 goto done;
331         }
332         mdelay(5);
333
334         reg.Function = 0;
335         reg.Action = CS_WRITE;
336         reg.Offset = CISREG_COR;
337         /*
338          * Do not enable interrupts here to avoid some bogus events. Interrupts
339          * will be enabled during the first cor_sreset call.
340          */
341         reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA;
342         res = pcmcia_access_configuration_register(hw_priv->link,
343                                                    &reg);
344         if (res != CS_SUCCESS) {
345                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
346                        dev->name, res);
347                 goto done;
348         }
349         mdelay(5);
350
351         sandisk_set_iobase(local);
352
353         HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
354         udelay(10);
355         HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
356         udelay(10);
357
358 done:
359         kfree(parse);
360         return ret;
361 }
362
363
364 static void prism2_pccard_cor_sreset(local_info_t *local)
365 {
366         int res;
367         conf_reg_t reg;
368         struct hostap_cs_priv *hw_priv = local->hw_priv;
369
370         if (!prism2_pccard_card_present(local))
371                return;
372
373         reg.Function = 0;
374         reg.Action = CS_READ;
375         reg.Offset = CISREG_COR;
376         reg.Value = 0;
377         res = pcmcia_access_configuration_register(hw_priv->link,
378                                                    &reg);
379         if (res != CS_SUCCESS) {
380                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
381                        res);
382                 return;
383         }
384         printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
385                reg.Value);
386
387         reg.Action = CS_WRITE;
388         reg.Value |= COR_SOFT_RESET;
389         res = pcmcia_access_configuration_register(hw_priv->link,
390                                                    &reg);
391         if (res != CS_SUCCESS) {
392                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
393                        res);
394                 return;
395         }
396
397         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
398
399         reg.Value &= ~COR_SOFT_RESET;
400         if (hw_priv->sandisk_connectplus)
401                 reg.Value |= COR_IREQ_ENA;
402         res = pcmcia_access_configuration_register(hw_priv->link,
403                                                    &reg);
404         if (res != CS_SUCCESS) {
405                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
406                        res);
407                 return;
408         }
409
410         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
411
412         if (hw_priv->sandisk_connectplus)
413                 sandisk_set_iobase(local);
414 }
415
416
417 static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
418 {
419         int res;
420         conf_reg_t reg;
421         int old_cor;
422         struct hostap_cs_priv *hw_priv = local->hw_priv;
423
424         if (!prism2_pccard_card_present(local))
425                return;
426
427         if (hw_priv->sandisk_connectplus) {
428                 sandisk_write_hcr(local, hcr);
429                 return;
430         }
431
432         reg.Function = 0;
433         reg.Action = CS_READ;
434         reg.Offset = CISREG_COR;
435         reg.Value = 0;
436         res = pcmcia_access_configuration_register(hw_priv->link,
437                                                    &reg);
438         if (res != CS_SUCCESS) {
439                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
440                        "(%d)\n", res);
441                 return;
442         }
443         printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
444                reg.Value);
445         old_cor = reg.Value;
446
447         reg.Action = CS_WRITE;
448         reg.Value |= COR_SOFT_RESET;
449         res = pcmcia_access_configuration_register(hw_priv->link,
450                                                    &reg);
451         if (res != CS_SUCCESS) {
452                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
453                        "(%d)\n", res);
454                 return;
455         }
456
457         mdelay(10);
458
459         /* Setup Genesis mode */
460         reg.Action = CS_WRITE;
461         reg.Value = hcr;
462         reg.Offset = CISREG_CCSR;
463         res = pcmcia_access_configuration_register(hw_priv->link,
464                                                    &reg);
465         if (res != CS_SUCCESS) {
466                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
467                        "(%d)\n", res);
468                 return;
469         }
470         mdelay(10);
471
472         reg.Action = CS_WRITE;
473         reg.Offset = CISREG_COR;
474         reg.Value = old_cor & ~COR_SOFT_RESET;
475         res = pcmcia_access_configuration_register(hw_priv->link,
476                                                    &reg);
477         if (res != CS_SUCCESS) {
478                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
479                        "(%d)\n", res);
480                 return;
481         }
482
483         mdelay(10);
484 }
485
486
487 static struct prism2_helper_functions prism2_pccard_funcs =
488 {
489         .card_present   = prism2_pccard_card_present,
490         .cor_sreset     = prism2_pccard_cor_sreset,
491         .genesis_reset  = prism2_pccard_genesis_reset,
492         .hw_type        = HOSTAP_HW_PCCARD,
493 };
494
495
496 /* allocate local data and register with CardServices
497  * initialize dev_link structure, but do not configure the card yet */
498 static int hostap_cs_probe(struct pcmcia_device *p_dev)
499 {
500         int ret;
501
502         PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
503         p_dev->conf.IntType = INT_MEMORY_AND_IO;
504
505         ret = prism2_config(p_dev);
506         if (ret) {
507                 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
508         }
509
510         return ret;
511 }
512
513
514 static void prism2_detach(struct pcmcia_device *link)
515 {
516         PDEBUG(DEBUG_FLOW, "prism2_detach\n");
517
518         prism2_release((u_long)link);
519
520         /* release net devices */
521         if (link->priv) {
522                 struct hostap_cs_priv *hw_priv;
523                 struct net_device *dev;
524                 struct hostap_interface *iface;
525                 dev = link->priv;
526                 iface = netdev_priv(dev);
527                 hw_priv = iface->local->hw_priv;
528                 prism2_free_local_data(dev);
529                 kfree(hw_priv);
530         }
531 }
532
533
534 #define CS_CHECK(fn, ret) \
535 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
536
537 #define CFG_CHECK2(fn, retf) \
538 do { int ret = (retf); \
539 if (ret != 0) { \
540         PDEBUG(DEBUG_EXTRA, "CardServices(" #fn ") returned %d\n", ret); \
541         cs_error(link, fn, ret); \
542         goto next_entry; \
543 } \
544 } while (0)
545
546
547 /* run after a CARD_INSERTION event is received to configure the PCMCIA
548  * socket and make the device available to the system */
549 static int prism2_config(struct pcmcia_device *link)
550 {
551         struct net_device *dev;
552         struct hostap_interface *iface;
553         local_info_t *local;
554         int ret = 1;
555         tuple_t tuple;
556         cisparse_t *parse;
557         int last_fn, last_ret;
558         u_char buf[64];
559         config_info_t conf;
560         cistpl_cftable_entry_t dflt = { 0 };
561         struct hostap_cs_priv *hw_priv;
562
563         PDEBUG(DEBUG_FLOW, "prism2_config()\n");
564
565         parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
566         hw_priv = kmalloc(sizeof(*hw_priv), GFP_KERNEL);
567         if (parse == NULL || hw_priv == NULL) {
568                 ret = -ENOMEM;
569                 goto failed;
570         }
571         memset(hw_priv, 0, sizeof(*hw_priv));
572
573         tuple.Attributes = 0;
574         tuple.TupleData = buf;
575         tuple.TupleDataMax = sizeof(buf);
576         tuple.TupleOffset = 0;
577
578         CS_CHECK(GetConfigurationInfo,
579                  pcmcia_get_configuration_info(link, &conf));
580
581         /* Look for an appropriate configuration table entry in the CIS */
582         tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
583         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
584         for (;;) {
585                 cistpl_cftable_entry_t *cfg = &(parse->cftable_entry);
586                 CFG_CHECK2(GetTupleData,
587                            pcmcia_get_tuple_data(link, &tuple));
588                 CFG_CHECK2(ParseTuple,
589                            pcmcia_parse_tuple(link, &tuple, parse));
590
591                 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
592                         dflt = *cfg;
593                 if (cfg->index == 0)
594                         goto next_entry;
595                 link->conf.ConfigIndex = cfg->index;
596                 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
597                        "(default 0x%02X)\n", cfg->index, dflt.index);
598
599                 /* Does this card need audio output? */
600                 if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
601                         link->conf.Attributes |= CONF_ENABLE_SPKR;
602                         link->conf.Status = CCSR_AUDIO_ENA;
603                 }
604
605                 /* Use power settings for Vcc and Vpp if present */
606                 /*  Note that the CIS values need to be rescaled */
607                 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
608                         if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
609                             10000 && !ignore_cis_vcc) {
610                                 PDEBUG(DEBUG_EXTRA, "  Vcc mismatch - skipping"
611                                        " this entry\n");
612                                 goto next_entry;
613                         }
614                 } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
615                         if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] /
616                             10000 && !ignore_cis_vcc) {
617                                 PDEBUG(DEBUG_EXTRA, "  Vcc (default) mismatch "
618                                        "- skipping this entry\n");
619                                 goto next_entry;
620                         }
621                 }
622
623                 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
624                         link->conf.Vpp =
625                                 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
626                 else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
627                         link->conf.Vpp =
628                                 dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
629
630                 /* Do we need to allocate an interrupt? */
631                 if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
632                         link->conf.Attributes |= CONF_ENABLE_IRQ;
633                 else if (!(link->conf.Attributes & CONF_ENABLE_IRQ)) {
634                         /* At least Compaq WL200 does not have IRQInfo1 set,
635                          * but it does not work without interrupts.. */
636                         printk("Config has no IRQ info, but trying to enable "
637                                "IRQ anyway..\n");
638                         link->conf.Attributes |= CONF_ENABLE_IRQ;
639                 }
640
641                 /* IO window settings */
642                 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
643                        "dflt.io.nwin=%d\n",
644                        cfg->io.nwin, dflt.io.nwin);
645                 link->io.NumPorts1 = link->io.NumPorts2 = 0;
646                 if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
647                         cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
648                         link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
649                         PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
650                                "io.base=0x%04x, len=%d\n", io->flags,
651                                io->win[0].base, io->win[0].len);
652                         if (!(io->flags & CISTPL_IO_8BIT))
653                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
654                         if (!(io->flags & CISTPL_IO_16BIT))
655                                 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
656                         link->io.IOAddrLines = io->flags &
657                                 CISTPL_IO_LINES_MASK;
658                         link->io.BasePort1 = io->win[0].base;
659                         link->io.NumPorts1 = io->win[0].len;
660                         if (io->nwin > 1) {
661                                 link->io.Attributes2 = link->io.Attributes1;
662                                 link->io.BasePort2 = io->win[1].base;
663                                 link->io.NumPorts2 = io->win[1].len;
664                         }
665                 }
666
667                 /* This reserves IO space but doesn't actually enable it */
668                 CFG_CHECK2(RequestIO,
669                            pcmcia_request_io(link, &link->io));
670
671                 /* This configuration table entry is OK */
672                 break;
673
674         next_entry:
675                 CS_CHECK(GetNextTuple,
676                          pcmcia_get_next_tuple(link, &tuple));
677         }
678
679         /* Need to allocate net_device before requesting IRQ handler */
680         dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
681                                      &handle_to_dev(link));
682         if (dev == NULL)
683                 goto failed;
684         link->priv = dev;
685
686         iface = netdev_priv(dev);
687         local = iface->local;
688         local->hw_priv = hw_priv;
689         hw_priv->link = link;
690         strcpy(hw_priv->node.dev_name, dev->name);
691         link->dev_node = &hw_priv->node;
692
693         /*
694          * Allocate an interrupt line.  Note that this does not assign a
695          * handler to the interrupt, unless the 'Handler' member of the
696          * irq structure is initialized.
697          */
698         if (link->conf.Attributes & CONF_ENABLE_IRQ) {
699                 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
700                 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
701                 link->irq.Handler = prism2_interrupt;
702                 link->irq.Instance = dev;
703                 CS_CHECK(RequestIRQ,
704                          pcmcia_request_irq(link, &link->irq));
705         }
706
707         /*
708          * This actually configures the PCMCIA socket -- setting up
709          * the I/O windows and the interrupt mapping, and putting the
710          * card and host interface into "Memory and IO" mode.
711          */
712         CS_CHECK(RequestConfiguration,
713                  pcmcia_request_configuration(link, &link->conf));
714
715         dev->irq = link->irq.AssignedIRQ;
716         dev->base_addr = link->io.BasePort1;
717
718         /* Finally, report what we've done */
719         printk(KERN_INFO "%s: index 0x%02x: ",
720                dev_info, link->conf.ConfigIndex);
721         if (link->conf.Vpp)
722                 printk(", Vpp %d.%d", link->conf.Vpp / 10,
723                        link->conf.Vpp % 10);
724         if (link->conf.Attributes & CONF_ENABLE_IRQ)
725                 printk(", irq %d", link->irq.AssignedIRQ);
726         if (link->io.NumPorts1)
727                 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
728                        link->io.BasePort1+link->io.NumPorts1-1);
729         if (link->io.NumPorts2)
730                 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
731                        link->io.BasePort2+link->io.NumPorts2-1);
732         printk("\n");
733
734         local->shutdown = 0;
735
736         sandisk_enable_wireless(dev);
737
738         ret = prism2_hw_config(dev, 1);
739         if (!ret) {
740                 ret = hostap_hw_ready(dev);
741                 if (ret == 0 && local->ddev)
742                         strcpy(hw_priv->node.dev_name, local->ddev->name);
743         }
744         kfree(parse);
745         return ret;
746
747  cs_failed:
748         cs_error(link, last_fn, last_ret);
749
750  failed:
751         kfree(parse);
752         kfree(hw_priv);
753         prism2_release((u_long)link);
754         return ret;
755 }
756
757
758 static void prism2_release(u_long arg)
759 {
760         struct pcmcia_device *link = (struct pcmcia_device *)arg;
761
762         PDEBUG(DEBUG_FLOW, "prism2_release\n");
763
764         if (link->priv) {
765                 struct net_device *dev = link->priv;
766                 struct hostap_interface *iface;
767
768                 iface = netdev_priv(dev);
769                 prism2_hw_shutdown(dev, 0);
770                 iface->local->shutdown = 1;
771         }
772
773         pcmcia_disable_device(link);
774         PDEBUG(DEBUG_FLOW, "release - done\n");
775 }
776
777 static int hostap_cs_suspend(struct pcmcia_device *link)
778 {
779         struct net_device *dev = (struct net_device *) link->priv;
780         int dev_open = 0;
781         struct hostap_interface *iface = NULL;
782
783         if (dev)
784                 iface = netdev_priv(dev);
785
786         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
787         if (iface && iface->local)
788                 dev_open = iface->local->num_dev_open > 0;
789         if (dev_open) {
790                 netif_stop_queue(dev);
791                 netif_device_detach(dev);
792         }
793         prism2_suspend(dev);
794
795         return 0;
796 }
797
798 static int hostap_cs_resume(struct pcmcia_device *link)
799 {
800         struct net_device *dev = (struct net_device *) link->priv;
801         int dev_open = 0;
802         struct hostap_interface *iface = NULL;
803
804         if (dev)
805                 iface = netdev_priv(dev);
806
807         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
808
809         if (iface && iface->local)
810                 dev_open = iface->local->num_dev_open > 0;
811
812         prism2_hw_shutdown(dev, 1);
813         prism2_hw_config(dev, dev_open ? 0 : 1);
814         if (dev_open) {
815                 netif_device_attach(dev);
816                 netif_start_queue(dev);
817         }
818
819         return 0;
820 }
821
822 static struct pcmcia_device_id hostap_cs_ids[] = {
823         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
824         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
825         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
826         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
827         PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
828         PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
829         PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
830         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
831         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
832         PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
833         PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
834         PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
835         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
836         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
837 /*      PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),    conflict with pcnet_cs */
838         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
839         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
840         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
841         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x0002),
842         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "INTERSIL",
843                                          0x74c5e40d),
844         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "Intersil",
845                                          0x4b801a17),
846         PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
847                                     0x7a954bd9, 0x74be00c6),
848         PCMCIA_DEVICE_PROD_ID1234(
849                 "Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P",
850                 "Eval-RevA",
851                 0x4b801a17, 0x6345a0bf, 0xc9049a39, 0xc23adc0e),
852         PCMCIA_DEVICE_PROD_ID123(
853                 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
854                 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
855         PCMCIA_DEVICE_PROD_ID123(
856                 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
857                 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
858         PCMCIA_DEVICE_PROD_ID123(
859                 "Instant Wireless ", " Network PC CARD", "Version 01.02",
860                 0x11d901af, 0x6e9bd926, 0x4b74baa0),
861         PCMCIA_DEVICE_PROD_ID123(
862                 "SMC", "SMC2632W", "Version 01.02",
863                 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
864         PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G", 
865                                 0x2decece3, 0x82067c18),
866         PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
867                                 0x54f7c49c, 0x15a75e5b),
868         PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
869                                 0x74c5e40d, 0xdb472a18),
870         PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
871                                 0x0733cc81, 0x0c52f395),
872         PCMCIA_DEVICE_PROD_ID12(
873                 "ZoomAir 11Mbps High", "Rate wireless Networking",
874                 0x273fe3db, 0x32a1eaee),
875         PCMCIA_DEVICE_PROD_ID123(
876                 "Pretec", "CompactWLAN Card 802.11b", "2.5",
877                 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1),
878         PCMCIA_DEVICE_PROD_ID123(
879                 "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02",
880                 0xc7b8df9d, 0x1700d087, 0x4b74baa0),
881         PCMCIA_DEVICE_PROD_ID123(
882                 "Allied Telesyn", "AT-WCL452 Wireless PCMCIA Radio",
883                 "Ver. 1.00",
884                 0x5cd01705, 0x4271660f, 0x9d08ee12),
885         PCMCIA_DEVICE_PROD_ID123(
886                 "corega", "WL PCCL-11", "ISL37300P",
887                 0xa21501a, 0x59868926, 0xc9049a39),
888         PCMCIA_DEVICE_NULL
889 };
890 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
891
892
893 static struct pcmcia_driver hostap_driver = {
894         .drv            = {
895                 .name   = "hostap_cs",
896         },
897         .probe          = hostap_cs_probe,
898         .remove         = prism2_detach,
899         .owner          = THIS_MODULE,
900         .id_table       = hostap_cs_ids,
901         .suspend        = hostap_cs_suspend,
902         .resume         = hostap_cs_resume,
903 };
904
905 static int __init init_prism2_pccard(void)
906 {
907         printk(KERN_INFO "%s: %s\n", dev_info, version);
908         return pcmcia_register_driver(&hostap_driver);
909 }
910
911 static void __exit exit_prism2_pccard(void)
912 {
913         pcmcia_unregister_driver(&hostap_driver);
914         printk(KERN_INFO "%s: Driver unloaded\n", dev_info);
915 }
916
917
918 module_init(init_prism2_pccard);
919 module_exit(exit_prism2_pccard);