3d914dde5de052dfb0ee6b8c9b33c07c9599afb1
[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 dev_info_t dev_info = "hostap_cs";
26
27 MODULE_AUTHOR("Jouni Malinen");
28 MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN "
29                    "cards (PC Card).");
30 MODULE_SUPPORTED_DEVICE("Intersil Prism2-based WLAN cards (PC Card)");
31 MODULE_LICENSE("GPL");
32
33
34 static int ignore_cis_vcc;
35 module_param(ignore_cis_vcc, int, 0444);
36 MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry");
37
38
39 /* struct local_info::hw_priv */
40 struct hostap_cs_priv {
41         dev_node_t node;
42         struct pcmcia_device *link;
43         int sandisk_connectplus;
44 };
45
46
47 #ifdef PRISM2_IO_DEBUG
48
49 static inline void hfa384x_outb_debug(struct net_device *dev, int a, u8 v)
50 {
51         struct hostap_interface *iface;
52         local_info_t *local;
53         unsigned long flags;
54
55         iface = netdev_priv(dev);
56         local = iface->local;
57         spin_lock_irqsave(&local->lock, flags);
58         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTB, a, v);
59         outb(v, dev->base_addr + a);
60         spin_unlock_irqrestore(&local->lock, flags);
61 }
62
63 static inline u8 hfa384x_inb_debug(struct net_device *dev, int a)
64 {
65         struct hostap_interface *iface;
66         local_info_t *local;
67         unsigned long flags;
68         u8 v;
69
70         iface = netdev_priv(dev);
71         local = iface->local;
72         spin_lock_irqsave(&local->lock, flags);
73         v = inb(dev->base_addr + a);
74         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INB, a, v);
75         spin_unlock_irqrestore(&local->lock, flags);
76         return v;
77 }
78
79 static inline void hfa384x_outw_debug(struct net_device *dev, int a, u16 v)
80 {
81         struct hostap_interface *iface;
82         local_info_t *local;
83         unsigned long flags;
84
85         iface = netdev_priv(dev);
86         local = iface->local;
87         spin_lock_irqsave(&local->lock, flags);
88         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTW, a, v);
89         outw(v, dev->base_addr + a);
90         spin_unlock_irqrestore(&local->lock, flags);
91 }
92
93 static inline u16 hfa384x_inw_debug(struct net_device *dev, int a)
94 {
95         struct hostap_interface *iface;
96         local_info_t *local;
97         unsigned long flags;
98         u16 v;
99
100         iface = netdev_priv(dev);
101         local = iface->local;
102         spin_lock_irqsave(&local->lock, flags);
103         v = inw(dev->base_addr + a);
104         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INW, a, v);
105         spin_unlock_irqrestore(&local->lock, flags);
106         return v;
107 }
108
109 static inline void hfa384x_outsw_debug(struct net_device *dev, int a,
110                                        u8 *buf, int wc)
111 {
112         struct hostap_interface *iface;
113         local_info_t *local;
114         unsigned long flags;
115
116         iface = netdev_priv(dev);
117         local = iface->local;
118         spin_lock_irqsave(&local->lock, flags);
119         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTSW, a, wc);
120         outsw(dev->base_addr + a, buf, wc);
121         spin_unlock_irqrestore(&local->lock, flags);
122 }
123
124 static inline void hfa384x_insw_debug(struct net_device *dev, int a,
125                                       u8 *buf, int wc)
126 {
127         struct hostap_interface *iface;
128         local_info_t *local;
129         unsigned long flags;
130
131         iface = netdev_priv(dev);
132         local = iface->local;
133         spin_lock_irqsave(&local->lock, flags);
134         prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INSW, a, wc);
135         insw(dev->base_addr + a, buf, wc);
136         spin_unlock_irqrestore(&local->lock, flags);
137 }
138
139 #define HFA384X_OUTB(v,a) hfa384x_outb_debug(dev, (a), (v))
140 #define HFA384X_INB(a) hfa384x_inb_debug(dev, (a))
141 #define HFA384X_OUTW(v,a) hfa384x_outw_debug(dev, (a), (v))
142 #define HFA384X_INW(a) hfa384x_inw_debug(dev, (a))
143 #define HFA384X_OUTSW(a, buf, wc) hfa384x_outsw_debug(dev, (a), (buf), (wc))
144 #define HFA384X_INSW(a, buf, wc) hfa384x_insw_debug(dev, (a), (buf), (wc))
145
146 #else /* PRISM2_IO_DEBUG */
147
148 #define HFA384X_OUTB(v,a) outb((v), dev->base_addr + (a))
149 #define HFA384X_INB(a) inb(dev->base_addr + (a))
150 #define HFA384X_OUTW(v,a) outw((v), dev->base_addr + (a))
151 #define HFA384X_INW(a) inw(dev->base_addr + (a))
152 #define HFA384X_INSW(a, buf, wc) insw(dev->base_addr + (a), buf, wc)
153 #define HFA384X_OUTSW(a, buf, wc) outsw(dev->base_addr + (a), buf, wc)
154
155 #endif /* PRISM2_IO_DEBUG */
156
157
158 static int hfa384x_from_bap(struct net_device *dev, u16 bap, void *buf,
159                             int len)
160 {
161         u16 d_off;
162         u16 *pos;
163
164         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
165         pos = (u16 *) buf;
166
167         if (len / 2)
168                 HFA384X_INSW(d_off, buf, len / 2);
169         pos += len / 2;
170
171         if (len & 1)
172                 *((char *) pos) = HFA384X_INB(d_off);
173
174         return 0;
175 }
176
177
178 static int hfa384x_to_bap(struct net_device *dev, u16 bap, void *buf, int len)
179 {
180         u16 d_off;
181         u16 *pos;
182
183         d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
184         pos = (u16 *) buf;
185
186         if (len / 2)
187                 HFA384X_OUTSW(d_off, buf, len / 2);
188         pos += len / 2;
189
190         if (len & 1)
191                 HFA384X_OUTB(*((char *) pos), d_off);
192
193         return 0;
194 }
195
196
197 /* FIX: This might change at some point.. */
198 #include "hostap_hw.c"
199
200
201
202 static void prism2_detach(struct pcmcia_device *p_dev);
203 static void prism2_release(u_long arg);
204 static int prism2_config(struct pcmcia_device *link);
205
206
207 static int prism2_pccard_card_present(local_info_t *local)
208 {
209         struct hostap_cs_priv *hw_priv = local->hw_priv;
210         if (hw_priv != NULL && hw_priv->link != NULL && pcmcia_dev_present(hw_priv->link))
211                 return 1;
212         return 0;
213 }
214
215
216 /*
217  * SanDisk CompactFlash WLAN Flashcard - Product Manual v1.0
218  * Document No. 20-10-00058, January 2004
219  * http://www.sandisk.com/pdf/industrial/ProdManualCFWLANv1.0.pdf
220  */
221 #define SANDISK_WLAN_ACTIVATION_OFF 0x40
222 #define SANDISK_HCR_OFF 0x42
223
224
225 static void sandisk_set_iobase(local_info_t *local)
226 {
227         int res;
228         conf_reg_t reg;
229         struct hostap_cs_priv *hw_priv = local->hw_priv;
230
231         reg.Function = 0;
232         reg.Action = CS_WRITE;
233         reg.Offset = 0x10; /* 0x3f0 IO base 1 */
234         reg.Value = hw_priv->link->io.BasePort1 & 0x00ff;
235         res = pcmcia_access_configuration_register(hw_priv->link,
236                                                    &reg);
237         if (res != CS_SUCCESS) {
238                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -"
239                        " res=%d\n", res);
240         }
241         udelay(10);
242
243         reg.Function = 0;
244         reg.Action = CS_WRITE;
245         reg.Offset = 0x12; /* 0x3f2 IO base 2 */
246         reg.Value = (hw_priv->link->io.BasePort1 & 0xff00) >> 8;
247         res = pcmcia_access_configuration_register(hw_priv->link,
248                                                    &reg);
249         if (res != CS_SUCCESS) {
250                 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
251                        " res=%d\n", res);
252         }
253 }
254
255
256 static void sandisk_write_hcr(local_info_t *local, int hcr)
257 {
258         struct net_device *dev = local->dev;
259         int i;
260
261         HFA384X_OUTB(0x80, SANDISK_WLAN_ACTIVATION_OFF);
262         udelay(50);
263         for (i = 0; i < 10; i++) {
264                 HFA384X_OUTB(hcr, SANDISK_HCR_OFF);
265         }
266         udelay(55);
267         HFA384X_OUTB(0x45, SANDISK_WLAN_ACTIVATION_OFF);
268 }
269
270
271 static int sandisk_enable_wireless(struct net_device *dev)
272 {
273         int res, ret = 0;
274         conf_reg_t reg;
275         struct hostap_interface *iface = netdev_priv(dev);
276         local_info_t *local = iface->local;
277         tuple_t tuple;
278         cisparse_t *parse = NULL;
279         u_char buf[64];
280         struct hostap_cs_priv *hw_priv = local->hw_priv;
281
282         if (hw_priv->link->io.NumPorts1 < 0x42) {
283                 /* Not enough ports to be SanDisk multi-function card */
284                 ret = -ENODEV;
285                 goto done;
286         }
287
288         parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
289         if (parse == NULL) {
290                 ret = -ENOMEM;
291                 goto done;
292         }
293
294         tuple.Attributes = TUPLE_RETURN_COMMON;
295         tuple.TupleData = buf;
296         tuple.TupleDataMax = sizeof(buf);
297         tuple.TupleOffset = 0;
298
299         if (hw_priv->link->manf_id != 0xd601 || hw_priv->link->card_id != 0x0101) {
300                 /* No SanDisk manfid found */
301                 ret = -ENODEV;
302                 goto done;
303         }
304
305         tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
306         if (pcmcia_get_first_tuple(hw_priv->link, &tuple) ||
307             pcmcia_get_tuple_data(hw_priv->link, &tuple) ||
308             pcmcia_parse_tuple(hw_priv->link, &tuple, parse) ||
309                 parse->longlink_mfc.nfn < 2) {
310                 /* No multi-function links found */
311                 ret = -ENODEV;
312                 goto done;
313         }
314
315         printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
316                " - using vendor-specific initialization\n", dev->name);
317         hw_priv->sandisk_connectplus = 1;
318
319         reg.Function = 0;
320         reg.Action = CS_WRITE;
321         reg.Offset = CISREG_COR;
322         reg.Value = COR_SOFT_RESET;
323         res = pcmcia_access_configuration_register(hw_priv->link,
324                                                    &reg);
325         if (res != CS_SUCCESS) {
326                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
327                        dev->name, res);
328                 goto done;
329         }
330         mdelay(5);
331
332         reg.Function = 0;
333         reg.Action = CS_WRITE;
334         reg.Offset = CISREG_COR;
335         /*
336          * Do not enable interrupts here to avoid some bogus events. Interrupts
337          * will be enabled during the first cor_sreset call.
338          */
339         reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA;
340         res = pcmcia_access_configuration_register(hw_priv->link,
341                                                    &reg);
342         if (res != CS_SUCCESS) {
343                 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
344                        dev->name, res);
345                 goto done;
346         }
347         mdelay(5);
348
349         sandisk_set_iobase(local);
350
351         HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
352         udelay(10);
353         HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
354         udelay(10);
355
356 done:
357         kfree(parse);
358         return ret;
359 }
360
361
362 static void prism2_pccard_cor_sreset(local_info_t *local)
363 {
364         int res;
365         conf_reg_t reg;
366         struct hostap_cs_priv *hw_priv = local->hw_priv;
367
368         if (!prism2_pccard_card_present(local))
369                return;
370
371         reg.Function = 0;
372         reg.Action = CS_READ;
373         reg.Offset = CISREG_COR;
374         reg.Value = 0;
375         res = pcmcia_access_configuration_register(hw_priv->link,
376                                                    &reg);
377         if (res != CS_SUCCESS) {
378                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
379                        res);
380                 return;
381         }
382         printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
383                reg.Value);
384
385         reg.Action = CS_WRITE;
386         reg.Value |= COR_SOFT_RESET;
387         res = pcmcia_access_configuration_register(hw_priv->link,
388                                                    &reg);
389         if (res != CS_SUCCESS) {
390                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
391                        res);
392                 return;
393         }
394
395         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
396
397         reg.Value &= ~COR_SOFT_RESET;
398         if (hw_priv->sandisk_connectplus)
399                 reg.Value |= COR_IREQ_ENA;
400         res = pcmcia_access_configuration_register(hw_priv->link,
401                                                    &reg);
402         if (res != CS_SUCCESS) {
403                 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
404                        res);
405                 return;
406         }
407
408         mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
409
410         if (hw_priv->sandisk_connectplus)
411                 sandisk_set_iobase(local);
412 }
413
414
415 static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
416 {
417         int res;
418         conf_reg_t reg;
419         int old_cor;
420         struct hostap_cs_priv *hw_priv = local->hw_priv;
421
422         if (!prism2_pccard_card_present(local))
423                return;
424
425         if (hw_priv->sandisk_connectplus) {
426                 sandisk_write_hcr(local, hcr);
427                 return;
428         }
429
430         reg.Function = 0;
431         reg.Action = CS_READ;
432         reg.Offset = CISREG_COR;
433         reg.Value = 0;
434         res = pcmcia_access_configuration_register(hw_priv->link,
435                                                    &reg);
436         if (res != CS_SUCCESS) {
437                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
438                        "(%d)\n", res);
439                 return;
440         }
441         printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
442                reg.Value);
443         old_cor = reg.Value;
444
445         reg.Action = CS_WRITE;
446         reg.Value |= COR_SOFT_RESET;
447         res = pcmcia_access_configuration_register(hw_priv->link,
448                                                    &reg);
449         if (res != CS_SUCCESS) {
450                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
451                        "(%d)\n", res);
452                 return;
453         }
454
455         mdelay(10);
456
457         /* Setup Genesis mode */
458         reg.Action = CS_WRITE;
459         reg.Value = hcr;
460         reg.Offset = CISREG_CCSR;
461         res = pcmcia_access_configuration_register(hw_priv->link,
462                                                    &reg);
463         if (res != CS_SUCCESS) {
464                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
465                        "(%d)\n", res);
466                 return;
467         }
468         mdelay(10);
469
470         reg.Action = CS_WRITE;
471         reg.Offset = CISREG_COR;
472         reg.Value = old_cor & ~COR_SOFT_RESET;
473         res = pcmcia_access_configuration_register(hw_priv->link,
474                                                    &reg);
475         if (res != CS_SUCCESS) {
476                 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
477                        "(%d)\n", res);
478                 return;
479         }
480
481         mdelay(10);
482 }
483
484
485 static struct prism2_helper_functions prism2_pccard_funcs =
486 {
487         .card_present   = prism2_pccard_card_present,
488         .cor_sreset     = prism2_pccard_cor_sreset,
489         .genesis_reset  = prism2_pccard_genesis_reset,
490         .hw_type        = HOSTAP_HW_PCCARD,
491 };
492
493
494 /* allocate local data and register with CardServices
495  * initialize dev_link structure, but do not configure the card yet */
496 static int hostap_cs_probe(struct pcmcia_device *p_dev)
497 {
498         int ret;
499
500         PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
501         p_dev->conf.IntType = INT_MEMORY_AND_IO;
502
503         ret = prism2_config(p_dev);
504         if (ret) {
505                 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
506         }
507
508         return ret;
509 }
510
511
512 static void prism2_detach(struct pcmcia_device *link)
513 {
514         PDEBUG(DEBUG_FLOW, "prism2_detach\n");
515
516         prism2_release((u_long)link);
517
518         /* release net devices */
519         if (link->priv) {
520                 struct hostap_cs_priv *hw_priv;
521                 struct net_device *dev;
522                 struct hostap_interface *iface;
523                 dev = link->priv;
524                 iface = netdev_priv(dev);
525                 hw_priv = iface->local->hw_priv;
526                 prism2_free_local_data(dev);
527                 kfree(hw_priv);
528         }
529 }
530
531
532 #define CS_CHECK(fn, ret) \
533 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
534
535
536 /* run after a CARD_INSERTION event is received to configure the PCMCIA
537  * socket and make the device available to the system */
538
539 struct prism2_config_data {
540         cistpl_cftable_entry_t dflt;
541         config_info_t conf;
542 };
543
544 static int prism2_config_check(struct pcmcia_device *p_dev,
545                                cistpl_cftable_entry_t *cfg,
546                                void *priv_data)
547 {
548         struct prism2_config_data *cfg_mem = priv_data;
549
550         if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
551                 cfg_mem->dflt = *cfg;
552         if (cfg->index == 0)
553                 return -ENODEV;
554
555         p_dev->conf.ConfigIndex = cfg->index;
556         PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
557                "(default 0x%02X)\n", cfg->index, cfg_mem->dflt.index);
558
559         /* Does this card need audio output? */
560         if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
561                 p_dev->conf.Attributes |= CONF_ENABLE_SPKR;
562                 p_dev->conf.Status = CCSR_AUDIO_ENA;
563         }
564
565         /* Use power settings for Vcc and Vpp if present */
566         /*  Note that the CIS values need to be rescaled */
567         if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
568                 if (cfg_mem->conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
569                     10000 && !ignore_cis_vcc) {
570                         PDEBUG(DEBUG_EXTRA, "  Vcc mismatch - skipping"
571                                " this entry\n");
572                         return -ENODEV;
573                 }
574         } else if (cfg_mem->dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
575                 if (cfg_mem->conf.Vcc != cfg_mem->dflt.vcc.param[CISTPL_POWER_VNOM] /
576                     10000 && !ignore_cis_vcc) {
577                         PDEBUG(DEBUG_EXTRA, "  Vcc (default) mismatch "
578                                "- skipping this entry\n");
579                         return -ENODEV;
580                 }
581         }
582
583         if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
584                 p_dev->conf.Vpp = cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
585         else if (cfg_mem->dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
586                 p_dev->conf.Vpp = cfg_mem->dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
587
588         /* Do we need to allocate an interrupt? */
589         if (cfg->irq.IRQInfo1 || cfg_mem->dflt.irq.IRQInfo1)
590                 p_dev->conf.Attributes |= CONF_ENABLE_IRQ;
591         else if (!(p_dev->conf.Attributes & CONF_ENABLE_IRQ)) {
592                 /* At least Compaq WL200 does not have IRQInfo1 set,
593                  * but it does not work without interrupts.. */
594                 printk(KERN_WARNING "Config has no IRQ info, but trying to "
595                        "enable IRQ anyway..\n");
596                 p_dev->conf.Attributes |= CONF_ENABLE_IRQ;
597         }
598
599         /* IO window settings */
600         PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
601                "cfg_mem->dflt.io.nwin=%d\n",
602                cfg->io.nwin, cfg_mem->dflt.io.nwin);
603         p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0;
604         if ((cfg->io.nwin > 0) || (cfg_mem->dflt.io.nwin > 0)) {
605                 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &cfg_mem->dflt.io;
606                 p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
607                 PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
608                        "io.base=0x%04x, len=%d\n", io->flags,
609                        io->win[0].base, io->win[0].len);
610                 if (!(io->flags & CISTPL_IO_8BIT))
611                         p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
612                 if (!(io->flags & CISTPL_IO_16BIT))
613                         p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
614                 p_dev->io.IOAddrLines = io->flags &
615                         CISTPL_IO_LINES_MASK;
616                 p_dev->io.BasePort1 = io->win[0].base;
617                 p_dev->io.NumPorts1 = io->win[0].len;
618                 if (io->nwin > 1) {
619                         p_dev->io.Attributes2 = p_dev->io.Attributes1;
620                         p_dev->io.BasePort2 = io->win[1].base;
621                         p_dev->io.NumPorts2 = io->win[1].len;
622                 }
623         }
624
625         /* This reserves IO space but doesn't actually enable it */
626         return pcmcia_request_io(p_dev, &p_dev->io);
627 }
628
629 static int prism2_config(struct pcmcia_device *link)
630 {
631         struct net_device *dev;
632         struct hostap_interface *iface;
633         struct prism2_config_data *cfg_mem;
634         local_info_t *local;
635         int ret = 1;
636         int last_fn, last_ret;
637         struct hostap_cs_priv *hw_priv;
638
639         PDEBUG(DEBUG_FLOW, "prism2_config()\n");
640
641         cfg_mem = kzalloc(sizeof(struct prism2_config_data), GFP_KERNEL);
642         if (!cfg_mem)
643                 return -ENOMEM;
644
645         hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL);
646         if (hw_priv == NULL) {
647                 ret = -ENOMEM;
648                 goto failed;
649         }
650
651         CS_CHECK(GetConfigurationInfo,
652                  pcmcia_get_configuration_info(link, &cfg_mem->conf));
653
654         /* Look for an appropriate configuration table entry in the CIS */
655         last_ret = pcmcia_loop_config(link, prism2_config_check, cfg_mem);
656         if (last_ret) {
657                 if (!ignore_cis_vcc)
658                         printk(KERN_ERR "GetNextTuple(): No matching "
659                                "CIS configuration.  Maybe you need the "
660                                "ignore_cis_vcc=1 parameter.\n");
661                 cs_error(link, RequestIO, last_ret);
662                 goto failed;
663         }
664
665         /* Need to allocate net_device before requesting IRQ handler */
666         dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
667                                      &handle_to_dev(link));
668         if (dev == NULL)
669                 goto failed;
670         link->priv = dev;
671
672         iface = netdev_priv(dev);
673         local = iface->local;
674         local->hw_priv = hw_priv;
675         hw_priv->link = link;
676         strcpy(hw_priv->node.dev_name, dev->name);
677         link->dev_node = &hw_priv->node;
678
679         /*
680          * Allocate an interrupt line.  Note that this does not assign a
681          * handler to the interrupt, unless the 'Handler' member of the
682          * irq structure is initialized.
683          */
684         if (link->conf.Attributes & CONF_ENABLE_IRQ) {
685                 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
686                 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
687                 link->irq.Handler = prism2_interrupt;
688                 link->irq.Instance = dev;
689                 CS_CHECK(RequestIRQ,
690                          pcmcia_request_irq(link, &link->irq));
691         }
692
693         /*
694          * This actually configures the PCMCIA socket -- setting up
695          * the I/O windows and the interrupt mapping, and putting the
696          * card and host interface into "Memory and IO" mode.
697          */
698         CS_CHECK(RequestConfiguration,
699                  pcmcia_request_configuration(link, &link->conf));
700
701         dev->irq = link->irq.AssignedIRQ;
702         dev->base_addr = link->io.BasePort1;
703
704         /* Finally, report what we've done */
705         printk(KERN_INFO "%s: index 0x%02x: ",
706                dev_info, link->conf.ConfigIndex);
707         if (link->conf.Vpp)
708                 printk(", Vpp %d.%d", link->conf.Vpp / 10,
709                        link->conf.Vpp % 10);
710         if (link->conf.Attributes & CONF_ENABLE_IRQ)
711                 printk(", irq %d", link->irq.AssignedIRQ);
712         if (link->io.NumPorts1)
713                 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
714                        link->io.BasePort1+link->io.NumPorts1-1);
715         if (link->io.NumPorts2)
716                 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
717                        link->io.BasePort2+link->io.NumPorts2-1);
718         printk("\n");
719
720         local->shutdown = 0;
721
722         sandisk_enable_wireless(dev);
723
724         ret = prism2_hw_config(dev, 1);
725         if (!ret) {
726                 ret = hostap_hw_ready(dev);
727                 if (ret == 0 && local->ddev)
728                         strcpy(hw_priv->node.dev_name, local->ddev->name);
729         }
730         kfree(cfg_mem);
731         return ret;
732
733  cs_failed:
734         cs_error(link, last_fn, last_ret);
735
736  failed:
737         kfree(hw_priv);
738         kfree(cfg_mem);
739         prism2_release((u_long)link);
740         return ret;
741 }
742
743
744 static void prism2_release(u_long arg)
745 {
746         struct pcmcia_device *link = (struct pcmcia_device *)arg;
747
748         PDEBUG(DEBUG_FLOW, "prism2_release\n");
749
750         if (link->priv) {
751                 struct net_device *dev = link->priv;
752                 struct hostap_interface *iface;
753
754                 iface = netdev_priv(dev);
755                 prism2_hw_shutdown(dev, 0);
756                 iface->local->shutdown = 1;
757         }
758
759         pcmcia_disable_device(link);
760         PDEBUG(DEBUG_FLOW, "release - done\n");
761 }
762
763 static int hostap_cs_suspend(struct pcmcia_device *link)
764 {
765         struct net_device *dev = (struct net_device *) link->priv;
766         int dev_open = 0;
767         struct hostap_interface *iface = NULL;
768
769         if (!dev)
770                 return -ENODEV;
771
772         iface = netdev_priv(dev);
773
774         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
775         if (iface && iface->local)
776                 dev_open = iface->local->num_dev_open > 0;
777         if (dev_open) {
778                 netif_stop_queue(dev);
779                 netif_device_detach(dev);
780         }
781         prism2_suspend(dev);
782
783         return 0;
784 }
785
786 static int hostap_cs_resume(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                 return -ENODEV;
794
795         iface = netdev_priv(dev);
796
797         PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
798
799         if (iface && iface->local)
800                 dev_open = iface->local->num_dev_open > 0;
801
802         prism2_hw_shutdown(dev, 1);
803         prism2_hw_config(dev, dev_open ? 0 : 1);
804         if (dev_open) {
805                 netif_device_attach(dev);
806                 netif_start_queue(dev);
807         }
808
809         return 0;
810 }
811
812 static struct pcmcia_device_id hostap_cs_ids[] = {
813         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
814         PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
815         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
816         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
817         PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
818         PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x3301),
819         PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
820         PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
821         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
822         PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
823         PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
824         PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
825         PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
826         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
827         PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
828 /*      PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),    conflict with pcnet_cs */
829         PCMCIA_DEVICE_MANF_CARD(0xc250, 0x0002),
830         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
831         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
832         PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
833         PCMCIA_DEVICE_MANF_CARD(0x0126, 0x0002),
834         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0xd601, 0x0005, "ADLINK 345 CF",
835                                          0x2d858104),
836         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "INTERSIL",
837                                          0x74c5e40d),
838         PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "Intersil",
839                                          0x4b801a17),
840         PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
841                                     0x7a954bd9, 0x74be00c6),
842         PCMCIA_DEVICE_PROD_ID123(
843                 "Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P",
844                 0x4b801a17, 0x6345a0bf, 0xc9049a39),
845         /* D-Link DWL-650 Rev. P1; manfid 0x000b, 0x7110 */
846         PCMCIA_DEVICE_PROD_ID123(
847                 "D-Link", "DWL-650 Wireless PC Card RevP", "ISL37101P-10",
848                 0x1a424a1c, 0x6ea57632, 0xdd97a26b),
849         PCMCIA_DEVICE_PROD_ID123(
850                 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
851                 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
852         PCMCIA_DEVICE_PROD_ID123(
853                 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
854                 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
855         PCMCIA_DEVICE_PROD_ID123(
856                 "Instant Wireless ", " Network PC CARD", "Version 01.02",
857                 0x11d901af, 0x6e9bd926, 0x4b74baa0),
858         PCMCIA_DEVICE_PROD_ID123(
859                 "SMC", "SMC2632W", "Version 01.02",
860                 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
861         PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G", 
862                                 0x2decece3, 0x82067c18),
863         PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
864                                 0x54f7c49c, 0x15a75e5b),
865         PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
866                                 0x74c5e40d, 0xdb472a18),
867         PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
868                                 0x0733cc81, 0x0c52f395),
869         PCMCIA_DEVICE_PROD_ID12(
870                 "ZoomAir 11Mbps High", "Rate wireless Networking",
871                 0x273fe3db, 0x32a1eaee),
872         PCMCIA_DEVICE_PROD_ID123(
873                 "Pretec", "CompactWLAN Card 802.11b", "2.5",
874                 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1),
875         PCMCIA_DEVICE_PROD_ID123(
876                 "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02",
877                 0xc7b8df9d, 0x1700d087, 0x4b74baa0),
878         PCMCIA_DEVICE_PROD_ID123(
879                 "Allied Telesyn", "AT-WCL452 Wireless PCMCIA Radio",
880                 "Ver. 1.00",
881                 0x5cd01705, 0x4271660f, 0x9d08ee12),
882         PCMCIA_DEVICE_PROD_ID123(
883                 "corega", "WL PCCL-11", "ISL37300P",
884                 0xa21501a, 0x59868926, 0xc9049a39),
885         PCMCIA_DEVICE_PROD_ID123(
886                 "The Linksys Group, Inc.", "Wireless Network CF Card", "ISL37300P",
887                 0xa5f472c2, 0x9c05598d, 0xc9049a39),
888         PCMCIA_DEVICE_PROD_ID123(
889                 "Wireless LAN" , "11Mbps PC Card", "Version 01.02",
890                 0x4b8870ff, 0x70e946d1, 0x4b74baa0),
891         PCMCIA_DEVICE_NULL
892 };
893 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
894
895
896 static struct pcmcia_driver hostap_driver = {
897         .drv            = {
898                 .name   = "hostap_cs",
899         },
900         .probe          = hostap_cs_probe,
901         .remove         = prism2_detach,
902         .owner          = THIS_MODULE,
903         .id_table       = hostap_cs_ids,
904         .suspend        = hostap_cs_suspend,
905         .resume         = hostap_cs_resume,
906 };
907
908 static int __init init_prism2_pccard(void)
909 {
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 }
917
918
919 module_init(init_prism2_pccard);
920 module_exit(exit_prism2_pccard);