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
hfa384x_outb_debug(struct net_device * dev,int a,u8 v)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
hfa384x_inb_debug(struct net_device * dev,int a)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
hfa384x_outw_debug(struct net_device * dev,int a,u16 v)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
hfa384x_inw_debug(struct net_device * dev,int a)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
hfa384x_outsw_debug(struct net_device * dev,int a,u8 * buf,int wc)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
hfa384x_insw_debug(struct net_device * dev,int a,u8 * buf,int wc)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
hfa384x_from_bap(struct net_device * dev,u16 bap,void * buf,int len)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
hfa384x_to_bap(struct net_device * dev,u16 bap,void * buf,int len)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
prism2_pccard_card_present(local_info_t * local)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
sandisk_set_iobase(local_info_t * local)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 ®);
237 if (res != 0) {
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 ®);
249 if (res != 0) {
250 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
251 " res=%d\n", res);
252 }
253 }
254
255
sandisk_write_hcr(local_info_t * local,int hcr)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
sandisk_enable_wireless(struct net_device * dev)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(&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 ®);
325 if (res != 0) {
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 ®);
342 if (res != 0) {
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
prism2_pccard_cor_sreset(local_info_t * local)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 ®);
377 if (res != 0) {
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 ®);
389 if (res != 0) {
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 ®);
402 if (res != 0) {
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
prism2_pccard_genesis_reset(local_info_t * local,int hcr)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 ®);
436 if (res != 0) {
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 ®);
449 if (res != 0) {
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 ®);
463 if (res != 0) {
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 ®);
475 if (res != 0) {
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 */
hostap_cs_probe(struct pcmcia_device * p_dev)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
prism2_detach(struct pcmcia_device * link)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
prism2_config_check(struct pcmcia_device * p_dev,cistpl_cftable_entry_t * cfg,cistpl_cftable_entry_t * dflt,unsigned int vcc,void * priv_data)539 static int prism2_config_check(struct pcmcia_device *p_dev,
540 cistpl_cftable_entry_t *cfg,
541 cistpl_cftable_entry_t *dflt,
542 unsigned int vcc,
543 void *priv_data)
544 {
545 if (cfg->index == 0)
546 return -ENODEV;
547
548 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
549 "(default 0x%02X)\n", cfg->index, dflt->index);
550
551 /* Does this card need audio output? */
552 if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
553 p_dev->conf.Attributes |= CONF_ENABLE_SPKR;
554 p_dev->conf.Status = CCSR_AUDIO_ENA;
555 }
556
557 /* Use power settings for Vcc and Vpp if present */
558 /* Note that the CIS values need to be rescaled */
559 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
560 if (vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
561 10000 && !ignore_cis_vcc) {
562 PDEBUG(DEBUG_EXTRA, " Vcc mismatch - skipping"
563 " this entry\n");
564 return -ENODEV;
565 }
566 } else if (dflt->vcc.present & (1 << CISTPL_POWER_VNOM)) {
567 if (vcc != dflt->vcc.param[CISTPL_POWER_VNOM] /
568 10000 && !ignore_cis_vcc) {
569 PDEBUG(DEBUG_EXTRA, " Vcc (default) mismatch "
570 "- skipping this entry\n");
571 return -ENODEV;
572 }
573 }
574
575 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
576 p_dev->conf.Vpp = cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
577 else if (dflt->vpp1.present & (1 << CISTPL_POWER_VNOM))
578 p_dev->conf.Vpp = dflt->vpp1.param[CISTPL_POWER_VNOM] / 10000;
579
580 /* Do we need to allocate an interrupt? */
581 if (cfg->irq.IRQInfo1 || dflt->irq.IRQInfo1)
582 p_dev->conf.Attributes |= CONF_ENABLE_IRQ;
583 else if (!(p_dev->conf.Attributes & CONF_ENABLE_IRQ)) {
584 /* At least Compaq WL200 does not have IRQInfo1 set,
585 * but it does not work without interrupts.. */
586 printk(KERN_WARNING "Config has no IRQ info, but trying to "
587 "enable IRQ anyway..\n");
588 p_dev->conf.Attributes |= CONF_ENABLE_IRQ;
589 }
590
591 /* IO window settings */
592 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
593 "dflt->io.nwin=%d\n",
594 cfg->io.nwin, dflt->io.nwin);
595 p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0;
596 if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) {
597 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io;
598 p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
599 PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
600 "io.base=0x%04x, len=%d\n", io->flags,
601 io->win[0].base, io->win[0].len);
602 if (!(io->flags & CISTPL_IO_8BIT))
603 p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
604 if (!(io->flags & CISTPL_IO_16BIT))
605 p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
606 p_dev->io.IOAddrLines = io->flags &
607 CISTPL_IO_LINES_MASK;
608 p_dev->io.BasePort1 = io->win[0].base;
609 p_dev->io.NumPorts1 = io->win[0].len;
610 if (io->nwin > 1) {
611 p_dev->io.Attributes2 = p_dev->io.Attributes1;
612 p_dev->io.BasePort2 = io->win[1].base;
613 p_dev->io.NumPorts2 = io->win[1].len;
614 }
615 }
616
617 /* This reserves IO space but doesn't actually enable it */
618 return pcmcia_request_io(p_dev, &p_dev->io);
619 }
620
prism2_config(struct pcmcia_device * link)621 static int prism2_config(struct pcmcia_device *link)
622 {
623 struct net_device *dev;
624 struct hostap_interface *iface;
625 local_info_t *local;
626 int ret = 1;
627 int last_fn, last_ret;
628 struct hostap_cs_priv *hw_priv;
629
630 PDEBUG(DEBUG_FLOW, "prism2_config()\n");
631
632 hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL);
633 if (hw_priv == NULL) {
634 ret = -ENOMEM;
635 goto failed;
636 }
637
638 /* Look for an appropriate configuration table entry in the CIS */
639 last_ret = pcmcia_loop_config(link, prism2_config_check, NULL);
640 if (last_ret) {
641 if (!ignore_cis_vcc)
642 printk(KERN_ERR "GetNextTuple(): No matching "
643 "CIS configuration. Maybe you need the "
644 "ignore_cis_vcc=1 parameter.\n");
645 cs_error(link, RequestIO, last_ret);
646 goto failed;
647 }
648
649 /* Need to allocate net_device before requesting IRQ handler */
650 dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
651 &handle_to_dev(link));
652 if (dev == NULL)
653 goto failed;
654 link->priv = dev;
655
656 iface = netdev_priv(dev);
657 local = iface->local;
658 local->hw_priv = hw_priv;
659 hw_priv->link = link;
660 strcpy(hw_priv->node.dev_name, dev->name);
661 link->dev_node = &hw_priv->node;
662
663 /*
664 * Allocate an interrupt line. Note that this does not assign a
665 * handler to the interrupt, unless the 'Handler' member of the
666 * irq structure is initialized.
667 */
668 if (link->conf.Attributes & CONF_ENABLE_IRQ) {
669 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
670 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
671 link->irq.Handler = prism2_interrupt;
672 link->irq.Instance = dev;
673 CS_CHECK(RequestIRQ,
674 pcmcia_request_irq(link, &link->irq));
675 }
676
677 /*
678 * This actually configures the PCMCIA socket -- setting up
679 * the I/O windows and the interrupt mapping, and putting the
680 * card and host interface into "Memory and IO" mode.
681 */
682 CS_CHECK(RequestConfiguration,
683 pcmcia_request_configuration(link, &link->conf));
684
685 dev->irq = link->irq.AssignedIRQ;
686 dev->base_addr = link->io.BasePort1;
687
688 /* Finally, report what we've done */
689 printk(KERN_INFO "%s: index 0x%02x: ",
690 dev_info, link->conf.ConfigIndex);
691 if (link->conf.Vpp)
692 printk(", Vpp %d.%d", link->conf.Vpp / 10,
693 link->conf.Vpp % 10);
694 if (link->conf.Attributes & CONF_ENABLE_IRQ)
695 printk(", irq %d", link->irq.AssignedIRQ);
696 if (link->io.NumPorts1)
697 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
698 link->io.BasePort1+link->io.NumPorts1-1);
699 if (link->io.NumPorts2)
700 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
701 link->io.BasePort2+link->io.NumPorts2-1);
702 printk("\n");
703
704 local->shutdown = 0;
705
706 sandisk_enable_wireless(dev);
707
708 ret = prism2_hw_config(dev, 1);
709 if (!ret) {
710 ret = hostap_hw_ready(dev);
711 if (ret == 0 && local->ddev)
712 strcpy(hw_priv->node.dev_name, local->ddev->name);
713 }
714 return ret;
715
716 cs_failed:
717 cs_error(link, last_fn, last_ret);
718
719 failed:
720 kfree(hw_priv);
721 prism2_release((u_long)link);
722 return ret;
723 }
724
725
prism2_release(u_long arg)726 static void prism2_release(u_long arg)
727 {
728 struct pcmcia_device *link = (struct pcmcia_device *)arg;
729
730 PDEBUG(DEBUG_FLOW, "prism2_release\n");
731
732 if (link->priv) {
733 struct net_device *dev = link->priv;
734 struct hostap_interface *iface;
735
736 iface = netdev_priv(dev);
737 prism2_hw_shutdown(dev, 0);
738 iface->local->shutdown = 1;
739 }
740
741 pcmcia_disable_device(link);
742 PDEBUG(DEBUG_FLOW, "release - done\n");
743 }
744
hostap_cs_suspend(struct pcmcia_device * link)745 static int hostap_cs_suspend(struct pcmcia_device *link)
746 {
747 struct net_device *dev = (struct net_device *) link->priv;
748 int dev_open = 0;
749 struct hostap_interface *iface = NULL;
750
751 if (!dev)
752 return -ENODEV;
753
754 iface = netdev_priv(dev);
755
756 PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
757 if (iface && iface->local)
758 dev_open = iface->local->num_dev_open > 0;
759 if (dev_open) {
760 netif_stop_queue(dev);
761 netif_device_detach(dev);
762 }
763 prism2_suspend(dev);
764
765 return 0;
766 }
767
hostap_cs_resume(struct pcmcia_device * link)768 static int hostap_cs_resume(struct pcmcia_device *link)
769 {
770 struct net_device *dev = (struct net_device *) link->priv;
771 int dev_open = 0;
772 struct hostap_interface *iface = NULL;
773
774 if (!dev)
775 return -ENODEV;
776
777 iface = netdev_priv(dev);
778
779 PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
780
781 if (iface && iface->local)
782 dev_open = iface->local->num_dev_open > 0;
783
784 prism2_hw_shutdown(dev, 1);
785 prism2_hw_config(dev, dev_open ? 0 : 1);
786 if (dev_open) {
787 netif_device_attach(dev);
788 netif_start_queue(dev);
789 }
790
791 return 0;
792 }
793
794 static struct pcmcia_device_id hostap_cs_ids[] = {
795 PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
796 PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
797 PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
798 PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
799 PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
800 PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x3301),
801 PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
802 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
803 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
804 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
805 PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
806 PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
807 PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
808 PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
809 PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
810 /* PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000), conflict with pcnet_cs */
811 PCMCIA_DEVICE_MANF_CARD(0xc250, 0x0002),
812 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
813 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
814 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
815 PCMCIA_DEVICE_MANF_CARD(0x0126, 0x0002),
816 PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0xd601, 0x0005, "ADLINK 345 CF",
817 0x2d858104),
818 PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "INTERSIL",
819 0x74c5e40d),
820 PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "Intersil",
821 0x4b801a17),
822 PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
823 0x7a954bd9, 0x74be00c6),
824 PCMCIA_DEVICE_PROD_ID123(
825 "Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P",
826 0x4b801a17, 0x6345a0bf, 0xc9049a39),
827 /* D-Link DWL-650 Rev. P1; manfid 0x000b, 0x7110 */
828 PCMCIA_DEVICE_PROD_ID123(
829 "D-Link", "DWL-650 Wireless PC Card RevP", "ISL37101P-10",
830 0x1a424a1c, 0x6ea57632, 0xdd97a26b),
831 PCMCIA_DEVICE_PROD_ID123(
832 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
833 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
834 PCMCIA_DEVICE_PROD_ID123(
835 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
836 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
837 PCMCIA_DEVICE_PROD_ID123(
838 "Instant Wireless ", " Network PC CARD", "Version 01.02",
839 0x11d901af, 0x6e9bd926, 0x4b74baa0),
840 PCMCIA_DEVICE_PROD_ID123(
841 "SMC", "SMC2632W", "Version 01.02",
842 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
843 PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G",
844 0x2decece3, 0x82067c18),
845 PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
846 0x54f7c49c, 0x15a75e5b),
847 PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
848 0x74c5e40d, 0xdb472a18),
849 PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
850 0x0733cc81, 0x0c52f395),
851 PCMCIA_DEVICE_PROD_ID12(
852 "ZoomAir 11Mbps High", "Rate wireless Networking",
853 0x273fe3db, 0x32a1eaee),
854 PCMCIA_DEVICE_PROD_ID123(
855 "Pretec", "CompactWLAN Card 802.11b", "2.5",
856 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1),
857 PCMCIA_DEVICE_PROD_ID123(
858 "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02",
859 0xc7b8df9d, 0x1700d087, 0x4b74baa0),
860 PCMCIA_DEVICE_PROD_ID123(
861 "Allied Telesyn", "AT-WCL452 Wireless PCMCIA Radio",
862 "Ver. 1.00",
863 0x5cd01705, 0x4271660f, 0x9d08ee12),
864 PCMCIA_DEVICE_PROD_ID123(
865 "corega", "WL PCCL-11", "ISL37300P",
866 0xa21501a, 0x59868926, 0xc9049a39),
867 PCMCIA_DEVICE_PROD_ID123(
868 "The Linksys Group, Inc.", "Wireless Network CF Card", "ISL37300P",
869 0xa5f472c2, 0x9c05598d, 0xc9049a39),
870 PCMCIA_DEVICE_PROD_ID123(
871 "Wireless LAN" , "11Mbps PC Card", "Version 01.02",
872 0x4b8870ff, 0x70e946d1, 0x4b74baa0),
873 PCMCIA_DEVICE_NULL
874 };
875 MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
876
877
878 static struct pcmcia_driver hostap_driver = {
879 .drv = {
880 .name = "hostap_cs",
881 },
882 .probe = hostap_cs_probe,
883 .remove = prism2_detach,
884 .owner = THIS_MODULE,
885 .id_table = hostap_cs_ids,
886 .suspend = hostap_cs_suspend,
887 .resume = hostap_cs_resume,
888 };
889
init_prism2_pccard(void)890 static int __init init_prism2_pccard(void)
891 {
892 return pcmcia_register_driver(&hostap_driver);
893 }
894
exit_prism2_pccard(void)895 static void __exit exit_prism2_pccard(void)
896 {
897 pcmcia_unregister_driver(&hostap_driver);
898 }
899
900
901 module_init(init_prism2_pccard);
902 module_exit(exit_prism2_pccard);
903