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