blob: 8bc0b528548f4b843b3f4c05f8336b3ff7053139 [file] [log] [blame]
Jouni Malinenff1d2762005-05-12 22:54:16 -04001#define PRISM2_PCCARD
2
3#include <linux/config.h>
Jouni Malinenff1d2762005-05-12 22:54:16 -04004#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
Jouni Malinenff1d2762005-05-12 22:54:16 -040015#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
26static char *version = PRISM2_VERSION " (Jouni Malinen <jkmaline@cc.hut.fi>)";
27static dev_info_t dev_info = "hostap_cs";
Jouni Malinenff1d2762005-05-12 22:54:16 -040028
29MODULE_AUTHOR("Jouni Malinen");
30MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN "
31 "cards (PC Card).");
32MODULE_SUPPORTED_DEVICE("Intersil Prism2-based WLAN cards (PC Card)");
33MODULE_LICENSE("GPL");
Jouni Malinenf06ac312005-07-30 12:50:00 -070034MODULE_VERSION(PRISM2_VERSION);
Jouni Malinenff1d2762005-05-12 22:54:16 -040035
36
Jouni Malinenff1d2762005-05-12 22:54:16 -040037static int ignore_cis_vcc;
38module_param(ignore_cis_vcc, int, 0444);
39MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry");
40
41
Jouni Malinen67e0e472005-08-14 19:08:41 -070042/* struct local_info::hw_priv */
43struct hostap_cs_priv {
44 dev_node_t node;
45 dev_link_t *link;
46 int sandisk_connectplus;
47};
48
49
Jouni Malinenff1d2762005-05-12 22:54:16 -040050#ifdef PRISM2_IO_DEBUG
51
52static 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
66static 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
82static 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
96static 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
112static 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
127static 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
161static 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
181static 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
Dominik Brodowskicc3b4862005-11-14 21:23:14 +0100205static void prism2_detach(struct pcmcia_device *p_dev);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400206static void prism2_release(u_long arg);
Dominik Brodowskif8cfa612005-11-14 21:25:51 +0100207static int prism2_config(dev_link_t *link);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400208
209
210static int prism2_pccard_card_present(local_info_t *local)
211{
Jouni Malinen67e0e472005-08-14 19:08:41 -0700212 struct hostap_cs_priv *hw_priv = local->hw_priv;
Kalle Valoa8eef8a2005-08-28 22:46:57 +0300213 if (hw_priv != NULL && hw_priv->link != NULL &&
Jouni Malinen67e0e472005-08-14 19:08:41 -0700214 ((hw_priv->link->state & (DEV_PRESENT | DEV_CONFIG)) ==
Jouni Malinenff1d2762005-05-12 22:54:16 -0400215 (DEV_PRESENT | DEV_CONFIG)))
216 return 1;
217 return 0;
218}
219
220
221/*
222 * SanDisk CompactFlash WLAN Flashcard - Product Manual v1.0
223 * Document No. 20-10-00058, January 2004
224 * http://www.sandisk.com/pdf/industrial/ProdManualCFWLANv1.0.pdf
225 */
226#define SANDISK_WLAN_ACTIVATION_OFF 0x40
227#define SANDISK_HCR_OFF 0x42
228
229
230static void sandisk_set_iobase(local_info_t *local)
231{
232 int res;
233 conf_reg_t reg;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700234 struct hostap_cs_priv *hw_priv = local->hw_priv;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400235
236 reg.Function = 0;
237 reg.Action = CS_WRITE;
238 reg.Offset = 0x10; /* 0x3f0 IO base 1 */
Jouni Malinen67e0e472005-08-14 19:08:41 -0700239 reg.Value = hw_priv->link->io.BasePort1 & 0x00ff;
240 res = pcmcia_access_configuration_register(hw_priv->link->handle,
241 &reg);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400242 if (res != CS_SUCCESS) {
243 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -"
244 " res=%d\n", res);
245 }
246 udelay(10);
247
248 reg.Function = 0;
249 reg.Action = CS_WRITE;
250 reg.Offset = 0x12; /* 0x3f2 IO base 2 */
Jouni Malinen67e0e472005-08-14 19:08:41 -0700251 reg.Value = (hw_priv->link->io.BasePort1 & 0xff00) >> 8;
252 res = pcmcia_access_configuration_register(hw_priv->link->handle,
253 &reg);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400254 if (res != CS_SUCCESS) {
255 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
256 " res=%d\n", res);
257 }
258}
259
260
261static void sandisk_write_hcr(local_info_t *local, int hcr)
262{
263 struct net_device *dev = local->dev;
264 int i;
265
266 HFA384X_OUTB(0x80, SANDISK_WLAN_ACTIVATION_OFF);
267 udelay(50);
268 for (i = 0; i < 10; i++) {
269 HFA384X_OUTB(hcr, SANDISK_HCR_OFF);
270 }
271 udelay(55);
272 HFA384X_OUTB(0x45, SANDISK_WLAN_ACTIVATION_OFF);
273}
274
275
276static int sandisk_enable_wireless(struct net_device *dev)
277{
278 int res, ret = 0;
279 conf_reg_t reg;
280 struct hostap_interface *iface = dev->priv;
281 local_info_t *local = iface->local;
282 tuple_t tuple;
283 cisparse_t *parse = NULL;
284 u_char buf[64];
Jouni Malinen67e0e472005-08-14 19:08:41 -0700285 struct hostap_cs_priv *hw_priv = local->hw_priv;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400286
Jouni Malinen67e0e472005-08-14 19:08:41 -0700287 if (hw_priv->link->io.NumPorts1 < 0x42) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400288 /* Not enough ports to be SanDisk multi-function card */
289 ret = -ENODEV;
290 goto done;
291 }
292
293 parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
294 if (parse == NULL) {
295 ret = -ENOMEM;
296 goto done;
297 }
298
299 tuple.DesiredTuple = CISTPL_MANFID;
300 tuple.Attributes = TUPLE_RETURN_COMMON;
301 tuple.TupleData = buf;
302 tuple.TupleDataMax = sizeof(buf);
303 tuple.TupleOffset = 0;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700304 if (pcmcia_get_first_tuple(hw_priv->link->handle, &tuple) ||
305 pcmcia_get_tuple_data(hw_priv->link->handle, &tuple) ||
306 pcmcia_parse_tuple(hw_priv->link->handle, &tuple, parse) ||
Jouni Malinenff1d2762005-05-12 22:54:16 -0400307 parse->manfid.manf != 0xd601 || parse->manfid.card != 0x0101) {
308 /* No SanDisk manfid found */
309 ret = -ENODEV;
310 goto done;
311 }
312
313 tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700314 if (pcmcia_get_first_tuple(hw_priv->link->handle, &tuple) ||
315 pcmcia_get_tuple_data(hw_priv->link->handle, &tuple) ||
316 pcmcia_parse_tuple(hw_priv->link->handle, &tuple, parse) ||
Jouni Malinenff1d2762005-05-12 22:54:16 -0400317 parse->longlink_mfc.nfn < 2) {
318 /* No multi-function links found */
319 ret = -ENODEV;
320 goto done;
321 }
322
323 printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
324 " - using vendor-specific initialization\n", dev->name);
Jouni Malinen67e0e472005-08-14 19:08:41 -0700325 hw_priv->sandisk_connectplus = 1;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400326
327 reg.Function = 0;
328 reg.Action = CS_WRITE;
329 reg.Offset = CISREG_COR;
330 reg.Value = COR_SOFT_RESET;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700331 res = pcmcia_access_configuration_register(hw_priv->link->handle,
332 &reg);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400333 if (res != CS_SUCCESS) {
334 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
335 dev->name, res);
336 goto done;
337 }
338 mdelay(5);
339
340 reg.Function = 0;
341 reg.Action = CS_WRITE;
342 reg.Offset = CISREG_COR;
343 /*
344 * Do not enable interrupts here to avoid some bogus events. Interrupts
345 * will be enabled during the first cor_sreset call.
346 */
347 reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700348 res = pcmcia_access_configuration_register(hw_priv->link->handle,
349 &reg);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400350 if (res != CS_SUCCESS) {
351 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
352 dev->name, res);
353 goto done;
354 }
355 mdelay(5);
356
357 sandisk_set_iobase(local);
358
359 HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
360 udelay(10);
361 HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
362 udelay(10);
363
364done:
365 kfree(parse);
366 return ret;
367}
368
369
370static void prism2_pccard_cor_sreset(local_info_t *local)
371{
372 int res;
373 conf_reg_t reg;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700374 struct hostap_cs_priv *hw_priv = local->hw_priv;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400375
376 if (!prism2_pccard_card_present(local))
377 return;
378
379 reg.Function = 0;
380 reg.Action = CS_READ;
381 reg.Offset = CISREG_COR;
382 reg.Value = 0;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700383 res = pcmcia_access_configuration_register(hw_priv->link->handle,
384 &reg);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400385 if (res != CS_SUCCESS) {
386 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
387 res);
388 return;
389 }
390 printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
391 reg.Value);
392
393 reg.Action = CS_WRITE;
394 reg.Value |= COR_SOFT_RESET;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700395 res = pcmcia_access_configuration_register(hw_priv->link->handle,
396 &reg);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400397 if (res != CS_SUCCESS) {
398 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
399 res);
400 return;
401 }
402
Jouni Malinen67e0e472005-08-14 19:08:41 -0700403 mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400404
405 reg.Value &= ~COR_SOFT_RESET;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700406 if (hw_priv->sandisk_connectplus)
Jouni Malinenff1d2762005-05-12 22:54:16 -0400407 reg.Value |= COR_IREQ_ENA;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700408 res = pcmcia_access_configuration_register(hw_priv->link->handle,
409 &reg);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400410 if (res != CS_SUCCESS) {
411 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
412 res);
413 return;
414 }
415
Jouni Malinen67e0e472005-08-14 19:08:41 -0700416 mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400417
Jouni Malinen67e0e472005-08-14 19:08:41 -0700418 if (hw_priv->sandisk_connectplus)
Jouni Malinenff1d2762005-05-12 22:54:16 -0400419 sandisk_set_iobase(local);
420}
421
422
423static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
424{
425 int res;
426 conf_reg_t reg;
427 int old_cor;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700428 struct hostap_cs_priv *hw_priv = local->hw_priv;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400429
430 if (!prism2_pccard_card_present(local))
431 return;
432
Jouni Malinen67e0e472005-08-14 19:08:41 -0700433 if (hw_priv->sandisk_connectplus) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400434 sandisk_write_hcr(local, hcr);
435 return;
436 }
437
438 reg.Function = 0;
439 reg.Action = CS_READ;
440 reg.Offset = CISREG_COR;
441 reg.Value = 0;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700442 res = pcmcia_access_configuration_register(hw_priv->link->handle,
443 &reg);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400444 if (res != CS_SUCCESS) {
445 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
446 "(%d)\n", res);
447 return;
448 }
449 printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
450 reg.Value);
451 old_cor = reg.Value;
452
453 reg.Action = CS_WRITE;
454 reg.Value |= COR_SOFT_RESET;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700455 res = pcmcia_access_configuration_register(hw_priv->link->handle,
456 &reg);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400457 if (res != CS_SUCCESS) {
458 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
459 "(%d)\n", res);
460 return;
461 }
462
463 mdelay(10);
464
465 /* Setup Genesis mode */
466 reg.Action = CS_WRITE;
467 reg.Value = hcr;
468 reg.Offset = CISREG_CCSR;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700469 res = pcmcia_access_configuration_register(hw_priv->link->handle,
470 &reg);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400471 if (res != CS_SUCCESS) {
472 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
473 "(%d)\n", res);
474 return;
475 }
476 mdelay(10);
477
478 reg.Action = CS_WRITE;
479 reg.Offset = CISREG_COR;
480 reg.Value = old_cor & ~COR_SOFT_RESET;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700481 res = pcmcia_access_configuration_register(hw_priv->link->handle,
482 &reg);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400483 if (res != CS_SUCCESS) {
484 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
485 "(%d)\n", res);
486 return;
487 }
488
489 mdelay(10);
490}
491
492
Jouni Malinenff1d2762005-05-12 22:54:16 -0400493static struct prism2_helper_functions prism2_pccard_funcs =
494{
495 .card_present = prism2_pccard_card_present,
496 .cor_sreset = prism2_pccard_cor_sreset,
Jouni Malinenff1d2762005-05-12 22:54:16 -0400497 .genesis_reset = prism2_pccard_genesis_reset,
498 .hw_type = HOSTAP_HW_PCCARD,
499};
500
501
502/* allocate local data and register with CardServices
503 * initialize dev_link structure, but do not configure the card yet */
Dominik Brodowskif8cfa612005-11-14 21:25:51 +0100504static int prism2_attach(struct pcmcia_device *p_dev)
Jouni Malinenff1d2762005-05-12 22:54:16 -0400505{
506 dev_link_t *link;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400507
508 link = kmalloc(sizeof(dev_link_t), GFP_KERNEL);
509 if (link == NULL)
Dominik Brodowskif8cfa612005-11-14 21:25:51 +0100510 return -ENOMEM;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400511
512 memset(link, 0, sizeof(dev_link_t));
513
514 PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
515 link->conf.Vcc = 33;
516 link->conf.IntType = INT_MEMORY_AND_IO;
517
Dominik Brodowskif8cfa612005-11-14 21:25:51 +0100518 link->handle = p_dev;
519 p_dev->instance = link;
520
521 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
522 if (prism2_config(link))
523 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
524
525 return 0;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400526}
527
528
Dominik Brodowskicc3b4862005-11-14 21:23:14 +0100529static void prism2_detach(struct pcmcia_device *p_dev)
Jouni Malinenff1d2762005-05-12 22:54:16 -0400530{
Dominik Brodowskicc3b4862005-11-14 21:23:14 +0100531 dev_link_t *link = dev_to_instance(p_dev);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400532
533 PDEBUG(DEBUG_FLOW, "prism2_detach\n");
534
Jouni Malinenff1d2762005-05-12 22:54:16 -0400535 if (link->state & DEV_CONFIG) {
536 prism2_release((u_long)link);
537 }
538
Jouni Malinenff1d2762005-05-12 22:54:16 -0400539 /* release net devices */
540 if (link->priv) {
Jouni Malinenc3551842005-10-02 17:19:00 -0700541 struct hostap_cs_priv *hw_priv;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700542 struct net_device *dev;
543 struct hostap_interface *iface;
544 dev = link->priv;
545 iface = netdev_priv(dev);
Jouni Malinenc3551842005-10-02 17:19:00 -0700546 hw_priv = iface->local->hw_priv;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700547 prism2_free_local_data(dev);
Jouni Malinenc3551842005-10-02 17:19:00 -0700548 kfree(hw_priv);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400549 }
550 kfree(link);
551}
552
553
554#define CS_CHECK(fn, ret) \
555do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
556
557#define CFG_CHECK2(fn, retf) \
558do { int ret = (retf); \
559if (ret != 0) { \
560 PDEBUG(DEBUG_EXTRA, "CardServices(" #fn ") returned %d\n", ret); \
561 cs_error(link->handle, fn, ret); \
562 goto next_entry; \
563} \
564} while (0)
565
566
567/* run after a CARD_INSERTION event is received to configure the PCMCIA
568 * socket and make the device available to the system */
569static int prism2_config(dev_link_t *link)
570{
571 struct net_device *dev;
572 struct hostap_interface *iface;
573 local_info_t *local;
574 int ret = 1;
575 tuple_t tuple;
576 cisparse_t *parse;
577 int last_fn, last_ret;
578 u_char buf[64];
579 config_info_t conf;
580 cistpl_cftable_entry_t dflt = { 0 };
Jouni Malinen67e0e472005-08-14 19:08:41 -0700581 struct hostap_cs_priv *hw_priv;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400582
583 PDEBUG(DEBUG_FLOW, "prism2_config()\n");
584
585 parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
Jouni Malinen67e0e472005-08-14 19:08:41 -0700586 hw_priv = kmalloc(sizeof(*hw_priv), GFP_KERNEL);
587 if (parse == NULL || hw_priv == NULL) {
588 kfree(parse);
589 kfree(hw_priv);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400590 ret = -ENOMEM;
591 goto failed;
592 }
Jouni Malinen67e0e472005-08-14 19:08:41 -0700593 memset(hw_priv, 0, sizeof(*hw_priv));
Jouni Malinenff1d2762005-05-12 22:54:16 -0400594
595 tuple.DesiredTuple = CISTPL_CONFIG;
596 tuple.Attributes = 0;
597 tuple.TupleData = buf;
598 tuple.TupleDataMax = sizeof(buf);
599 tuple.TupleOffset = 0;
600 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link->handle, &tuple));
601 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link->handle, &tuple));
602 CS_CHECK(ParseTuple, pcmcia_parse_tuple(link->handle, &tuple, parse));
603 link->conf.ConfigBase = parse->config.base;
604 link->conf.Present = parse->config.rmask[0];
605
606 CS_CHECK(GetConfigurationInfo,
607 pcmcia_get_configuration_info(link->handle, &conf));
608 PDEBUG(DEBUG_HW, "%s: %s Vcc=%d (from config)\n", dev_info,
609 ignore_cis_vcc ? "ignoring" : "setting", conf.Vcc);
610 link->conf.Vcc = conf.Vcc;
611
612 /* Look for an appropriate configuration table entry in the CIS */
613 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
614 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link->handle, &tuple));
615 for (;;) {
616 cistpl_cftable_entry_t *cfg = &(parse->cftable_entry);
617 CFG_CHECK2(GetTupleData,
618 pcmcia_get_tuple_data(link->handle, &tuple));
619 CFG_CHECK2(ParseTuple,
620 pcmcia_parse_tuple(link->handle, &tuple, parse));
621
622 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
623 dflt = *cfg;
624 if (cfg->index == 0)
625 goto next_entry;
626 link->conf.ConfigIndex = cfg->index;
627 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
628 "(default 0x%02X)\n", cfg->index, dflt.index);
Jeff Garzik74fae822005-07-31 13:08:32 -0400629
Jouni Malinenff1d2762005-05-12 22:54:16 -0400630 /* Does this card need audio output? */
631 if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
632 link->conf.Attributes |= CONF_ENABLE_SPKR;
633 link->conf.Status = CCSR_AUDIO_ENA;
634 }
Jeff Garzik74fae822005-07-31 13:08:32 -0400635
Jouni Malinenff1d2762005-05-12 22:54:16 -0400636 /* Use power settings for Vcc and Vpp if present */
637 /* Note that the CIS values need to be rescaled */
638 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
639 if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
640 10000 && !ignore_cis_vcc) {
641 PDEBUG(DEBUG_EXTRA, " Vcc mismatch - skipping"
642 " this entry\n");
643 goto next_entry;
644 }
645 } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
646 if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] /
647 10000 && !ignore_cis_vcc) {
648 PDEBUG(DEBUG_EXTRA, " Vcc (default) mismatch "
649 "- skipping this entry\n");
650 goto next_entry;
651 }
652 }
653
654 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
655 link->conf.Vpp1 = link->conf.Vpp2 =
656 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
657 else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
658 link->conf.Vpp1 = link->conf.Vpp2 =
659 dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
660
661 /* Do we need to allocate an interrupt? */
662 if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
663 link->conf.Attributes |= CONF_ENABLE_IRQ;
664 else if (!(link->conf.Attributes & CONF_ENABLE_IRQ)) {
665 /* At least Compaq WL200 does not have IRQInfo1 set,
666 * but it does not work without interrupts.. */
667 printk("Config has no IRQ info, but trying to enable "
668 "IRQ anyway..\n");
669 link->conf.Attributes |= CONF_ENABLE_IRQ;
670 }
671
672 /* IO window settings */
673 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
674 "dflt.io.nwin=%d\n",
675 cfg->io.nwin, dflt.io.nwin);
676 link->io.NumPorts1 = link->io.NumPorts2 = 0;
677 if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
678 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
679 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
680 PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, "
681 "io.base=0x%04x, len=%d\n", io->flags,
682 io->win[0].base, io->win[0].len);
683 if (!(io->flags & CISTPL_IO_8BIT))
684 link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
685 if (!(io->flags & CISTPL_IO_16BIT))
686 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
687 link->io.IOAddrLines = io->flags &
688 CISTPL_IO_LINES_MASK;
689 link->io.BasePort1 = io->win[0].base;
690 link->io.NumPorts1 = io->win[0].len;
691 if (io->nwin > 1) {
692 link->io.Attributes2 = link->io.Attributes1;
693 link->io.BasePort2 = io->win[1].base;
694 link->io.NumPorts2 = io->win[1].len;
695 }
696 }
697
698 /* This reserves IO space but doesn't actually enable it */
699 CFG_CHECK2(RequestIO,
700 pcmcia_request_io(link->handle, &link->io));
701
702 /* This configuration table entry is OK */
703 break;
704
705 next_entry:
706 CS_CHECK(GetNextTuple,
707 pcmcia_get_next_tuple(link->handle, &tuple));
708 }
709
710 /* Need to allocate net_device before requesting IRQ handler */
Dave Hansen0cd545d2005-07-30 12:49:58 -0700711 dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
712 &handle_to_dev(link->handle));
Jouni Malinenff1d2762005-05-12 22:54:16 -0400713 if (dev == NULL)
714 goto failed;
715 link->priv = dev;
716
Jouni Malinenfbff8682005-08-28 17:53:32 -0700717 iface = netdev_priv(dev);
718 local = iface->local;
719 local->hw_priv = hw_priv;
720 hw_priv->link = link;
721 strcpy(hw_priv->node.dev_name, dev->name);
722 link->dev = &hw_priv->node;
723
Jouni Malinenff1d2762005-05-12 22:54:16 -0400724 /*
725 * Allocate an interrupt line. Note that this does not assign a
726 * handler to the interrupt, unless the 'Handler' member of the
727 * irq structure is initialized.
728 */
729 if (link->conf.Attributes & CONF_ENABLE_IRQ) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400730 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
Jar0ef79ee2005-07-30 12:49:57 -0700731 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400732 link->irq.Handler = prism2_interrupt;
733 link->irq.Instance = dev;
734 CS_CHECK(RequestIRQ,
735 pcmcia_request_irq(link->handle, &link->irq));
736 }
737
738 /*
739 * This actually configures the PCMCIA socket -- setting up
740 * the I/O windows and the interrupt mapping, and putting the
741 * card and host interface into "Memory and IO" mode.
742 */
743 CS_CHECK(RequestConfiguration,
744 pcmcia_request_configuration(link->handle, &link->conf));
745
746 dev->irq = link->irq.AssignedIRQ;
747 dev->base_addr = link->io.BasePort1;
748
749 /* Finally, report what we've done */
750 printk(KERN_INFO "%s: index 0x%02x: Vcc %d.%d",
751 dev_info, link->conf.ConfigIndex,
752 link->conf.Vcc / 10, link->conf.Vcc % 10);
753 if (link->conf.Vpp1)
754 printk(", Vpp %d.%d", link->conf.Vpp1 / 10,
755 link->conf.Vpp1 % 10);
756 if (link->conf.Attributes & CONF_ENABLE_IRQ)
757 printk(", irq %d", link->irq.AssignedIRQ);
758 if (link->io.NumPorts1)
759 printk(", io 0x%04x-0x%04x", link->io.BasePort1,
760 link->io.BasePort1+link->io.NumPorts1-1);
761 if (link->io.NumPorts2)
762 printk(" & 0x%04x-0x%04x", link->io.BasePort2,
763 link->io.BasePort2+link->io.NumPorts2-1);
764 printk("\n");
765
766 link->state |= DEV_CONFIG;
767 link->state &= ~DEV_CONFIG_PENDING;
768
Jouni Malinenff1d2762005-05-12 22:54:16 -0400769 local->shutdown = 0;
770
771 sandisk_enable_wireless(dev);
772
773 ret = prism2_hw_config(dev, 1);
774 if (!ret) {
775 ret = hostap_hw_ready(dev);
776 if (ret == 0 && local->ddev)
Jouni Malinen67e0e472005-08-14 19:08:41 -0700777 strcpy(hw_priv->node.dev_name, local->ddev->name);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400778 }
779 kfree(parse);
780 return ret;
781
782 cs_failed:
783 cs_error(link->handle, last_fn, last_ret);
784
785 failed:
786 kfree(parse);
Jouni Malinen67e0e472005-08-14 19:08:41 -0700787 kfree(hw_priv);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400788 prism2_release((u_long)link);
789 return ret;
790}
791
792
793static void prism2_release(u_long arg)
794{
795 dev_link_t *link = (dev_link_t *)arg;
796
797 PDEBUG(DEBUG_FLOW, "prism2_release\n");
798
799 if (link->priv) {
800 struct net_device *dev = link->priv;
801 struct hostap_interface *iface;
802
803 iface = netdev_priv(dev);
804 if (link->state & DEV_CONFIG)
805 prism2_hw_shutdown(dev, 0);
806 iface->local->shutdown = 1;
807 }
808
809 if (link->win)
810 pcmcia_release_window(link->win);
811 pcmcia_release_configuration(link->handle);
812 if (link->io.NumPorts1)
813 pcmcia_release_io(link->handle, &link->io);
814 if (link->irq.AssignedIRQ)
815 pcmcia_release_irq(link->handle, &link->irq);
816
817 link->state &= ~DEV_CONFIG;
818
819 PDEBUG(DEBUG_FLOW, "release - done\n");
820}
821
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100822static int hostap_cs_suspend(struct pcmcia_device *p_dev)
823{
824 dev_link_t *link = dev_to_instance(p_dev);
825 struct net_device *dev = (struct net_device *) link->priv;
826 int dev_open = 0;
827
828 PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
829
830 link->state |= DEV_SUSPEND;
831
832 if (link->state & DEV_CONFIG) {
833 struct hostap_interface *iface = netdev_priv(dev);
834 if (iface && iface->local)
835 dev_open = iface->local->num_dev_open > 0;
836 if (dev_open) {
837 netif_stop_queue(dev);
838 netif_device_detach(dev);
839 }
840 prism2_suspend(dev);
841 pcmcia_release_configuration(link->handle);
842 }
843
844 return 0;
845}
846
847static int hostap_cs_resume(struct pcmcia_device *p_dev)
848{
849 dev_link_t *link = dev_to_instance(p_dev);
850 struct net_device *dev = (struct net_device *) link->priv;
851 int dev_open = 0;
852
853 PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
854
855 link->state &= ~DEV_SUSPEND;
856 if (link->state & DEV_CONFIG) {
857 struct hostap_interface *iface = netdev_priv(dev);
858 if (iface && iface->local)
859 dev_open = iface->local->num_dev_open > 0;
860
861 pcmcia_request_configuration(link->handle, &link->conf);
862
863 prism2_hw_shutdown(dev, 1);
864 prism2_hw_config(dev, dev_open ? 0 : 1);
865 if (dev_open) {
866 netif_device_attach(dev);
867 netif_start_queue(dev);
868 }
869 }
870
871 return 0;
872}
Jouni Malinenff1d2762005-05-12 22:54:16 -0400873
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700874static struct pcmcia_device_id hostap_cs_ids[] = {
875 PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
876 PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
877 PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
878 PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
879 PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
880 PCMCIA_DEVICE_MANF_CARD(0x0156, 0x0002),
881 PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
Richard Purdie1e4adbd2005-08-04 00:16:27 +0100882 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700883 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
884 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
885 PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
886 PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
887 PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
888 PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
889 PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
890 PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000),
891 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
892 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
893 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
894 PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
895 0x7a954bd9, 0x74be00c6),
896 PCMCIA_DEVICE_PROD_ID1234(
897 "Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P",
898 "Eval-RevA",
899 0x4b801a17, 0x6345a0bf, 0xc9049a39, 0xc23adc0e),
900 PCMCIA_DEVICE_PROD_ID123(
901 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
902 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
903 PCMCIA_DEVICE_PROD_ID123(
904 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
905 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
906 PCMCIA_DEVICE_PROD_ID123(
907 "Instant Wireless ", " Network PC CARD", "Version 01.02",
908 0x11d901af, 0x6e9bd926, 0x4b74baa0),
909 PCMCIA_DEVICE_PROD_ID123(
910 "SMC", "SMC2632W", "Version 01.02",
911 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
Richard Purdie1e4adbd2005-08-04 00:16:27 +0100912 PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G",
Jouni Malinen6c5b90d2005-08-28 10:51:36 -0700913 0x2decece3, 0x82067c18),
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700914 PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
915 0x54f7c49c, 0x15a75e5b),
916 PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
917 0x74c5e40d, 0xdb472a18),
918 PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
919 0x0733cc81, 0x0c52f395),
920 PCMCIA_DEVICE_PROD_ID12(
921 "ZoomAir 11Mbps High", "Rate wireless Networking",
922 0x273fe3db, 0x32a1eaee),
923 PCMCIA_DEVICE_NULL
924};
925MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
926
927
Jouni Malinenff1d2762005-05-12 22:54:16 -0400928static struct pcmcia_driver hostap_driver = {
929 .drv = {
930 .name = "hostap_cs",
931 },
Dominik Brodowskif8cfa612005-11-14 21:25:51 +0100932 .probe = prism2_attach,
Dominik Brodowskicc3b4862005-11-14 21:23:14 +0100933 .remove = prism2_detach,
Jouni Malinenff1d2762005-05-12 22:54:16 -0400934 .owner = THIS_MODULE,
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700935 .id_table = hostap_cs_ids,
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100936 .suspend = hostap_cs_suspend,
937 .resume = hostap_cs_resume,
Jouni Malinenff1d2762005-05-12 22:54:16 -0400938};
939
940static int __init init_prism2_pccard(void)
941{
942 printk(KERN_INFO "%s: %s\n", dev_info, version);
943 return pcmcia_register_driver(&hostap_driver);
944}
945
946static void __exit exit_prism2_pccard(void)
947{
948 pcmcia_unregister_driver(&hostap_driver);
949 printk(KERN_INFO "%s: Driver unloaded\n", dev_info);
950}
951
952
953module_init(init_prism2_pccard);
954module_exit(exit_prism2_pccard);