blob: 5704d3f9e1b7a7d7c5fa4676ce1426da3c98b49e [file] [log] [blame]
Jouni Malinenff1d2762005-05-12 22:54:16 -04001#define PRISM2_PCCARD
2
Jouni Malinenff1d2762005-05-12 22:54:16 -04003#include <linux/module.h>
4#include <linux/init.h>
5#include <linux/if.h>
Tejun Heo5a0e3ad2010-03-24 17:04:11 +09006#include <linux/slab.h>
Jouni Malinenff1d2762005-05-12 22:54:16 -04007#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.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
Dominik Brodowskiac8b4222010-07-21 22:38:13 +020025static char *dev_info = "hostap_cs";
Jouni Malinenff1d2762005-05-12 22:54:16 -040026
27MODULE_AUTHOR("Jouni Malinen");
28MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN "
29 "cards (PC Card).");
30MODULE_SUPPORTED_DEVICE("Intersil Prism2-based WLAN cards (PC Card)");
31MODULE_LICENSE("GPL");
32
33
Jouni Malinenff1d2762005-05-12 22:54:16 -040034static int ignore_cis_vcc;
35module_param(ignore_cis_vcc, int, 0444);
36MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry");
37
38
Jouni Malinen67e0e472005-08-14 19:08:41 -070039/* struct local_info::hw_priv */
40struct hostap_cs_priv {
Dominik Brodowskifba395e2006-03-31 17:21:06 +020041 struct pcmcia_device *link;
Jouni Malinen67e0e472005-08-14 19:08:41 -070042 int sandisk_connectplus;
43};
44
45
Jouni Malinenff1d2762005-05-12 22:54:16 -040046#ifdef PRISM2_IO_DEBUG
47
48static inline void hfa384x_outb_debug(struct net_device *dev, int a, u8 v)
49{
50 struct hostap_interface *iface;
51 local_info_t *local;
52 unsigned long flags;
53
54 iface = netdev_priv(dev);
55 local = iface->local;
56 spin_lock_irqsave(&local->lock, flags);
57 prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTB, a, v);
58 outb(v, dev->base_addr + a);
59 spin_unlock_irqrestore(&local->lock, flags);
60}
61
62static inline u8 hfa384x_inb_debug(struct net_device *dev, int a)
63{
64 struct hostap_interface *iface;
65 local_info_t *local;
66 unsigned long flags;
67 u8 v;
68
69 iface = netdev_priv(dev);
70 local = iface->local;
71 spin_lock_irqsave(&local->lock, flags);
72 v = inb(dev->base_addr + a);
73 prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INB, a, v);
74 spin_unlock_irqrestore(&local->lock, flags);
75 return v;
76}
77
78static inline void hfa384x_outw_debug(struct net_device *dev, int a, u16 v)
79{
80 struct hostap_interface *iface;
81 local_info_t *local;
82 unsigned long flags;
83
84 iface = netdev_priv(dev);
85 local = iface->local;
86 spin_lock_irqsave(&local->lock, flags);
87 prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTW, a, v);
88 outw(v, dev->base_addr + a);
89 spin_unlock_irqrestore(&local->lock, flags);
90}
91
92static inline u16 hfa384x_inw_debug(struct net_device *dev, int a)
93{
94 struct hostap_interface *iface;
95 local_info_t *local;
96 unsigned long flags;
97 u16 v;
98
99 iface = netdev_priv(dev);
100 local = iface->local;
101 spin_lock_irqsave(&local->lock, flags);
102 v = inw(dev->base_addr + a);
103 prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INW, a, v);
104 spin_unlock_irqrestore(&local->lock, flags);
105 return v;
106}
107
108static inline void hfa384x_outsw_debug(struct net_device *dev, int a,
109 u8 *buf, int wc)
110{
111 struct hostap_interface *iface;
112 local_info_t *local;
113 unsigned long flags;
114
115 iface = netdev_priv(dev);
116 local = iface->local;
117 spin_lock_irqsave(&local->lock, flags);
118 prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_OUTSW, a, wc);
119 outsw(dev->base_addr + a, buf, wc);
120 spin_unlock_irqrestore(&local->lock, flags);
121}
122
123static inline void hfa384x_insw_debug(struct net_device *dev, int a,
124 u8 *buf, int wc)
125{
126 struct hostap_interface *iface;
127 local_info_t *local;
128 unsigned long flags;
129
130 iface = netdev_priv(dev);
131 local = iface->local;
132 spin_lock_irqsave(&local->lock, flags);
133 prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INSW, a, wc);
134 insw(dev->base_addr + a, buf, wc);
135 spin_unlock_irqrestore(&local->lock, flags);
136}
137
138#define HFA384X_OUTB(v,a) hfa384x_outb_debug(dev, (a), (v))
139#define HFA384X_INB(a) hfa384x_inb_debug(dev, (a))
140#define HFA384X_OUTW(v,a) hfa384x_outw_debug(dev, (a), (v))
141#define HFA384X_INW(a) hfa384x_inw_debug(dev, (a))
142#define HFA384X_OUTSW(a, buf, wc) hfa384x_outsw_debug(dev, (a), (buf), (wc))
143#define HFA384X_INSW(a, buf, wc) hfa384x_insw_debug(dev, (a), (buf), (wc))
144
145#else /* PRISM2_IO_DEBUG */
146
147#define HFA384X_OUTB(v,a) outb((v), dev->base_addr + (a))
148#define HFA384X_INB(a) inb(dev->base_addr + (a))
149#define HFA384X_OUTW(v,a) outw((v), dev->base_addr + (a))
150#define HFA384X_INW(a) inw(dev->base_addr + (a))
151#define HFA384X_INSW(a, buf, wc) insw(dev->base_addr + (a), buf, wc)
152#define HFA384X_OUTSW(a, buf, wc) outsw(dev->base_addr + (a), buf, wc)
153
154#endif /* PRISM2_IO_DEBUG */
155
156
157static int hfa384x_from_bap(struct net_device *dev, u16 bap, void *buf,
158 int len)
159{
160 u16 d_off;
161 u16 *pos;
162
163 d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
164 pos = (u16 *) buf;
165
166 if (len / 2)
167 HFA384X_INSW(d_off, buf, len / 2);
168 pos += len / 2;
169
170 if (len & 1)
171 *((char *) pos) = HFA384X_INB(d_off);
172
173 return 0;
174}
175
176
177static int hfa384x_to_bap(struct net_device *dev, u16 bap, void *buf, int len)
178{
179 u16 d_off;
180 u16 *pos;
181
182 d_off = (bap == 1) ? HFA384X_DATA1_OFF : HFA384X_DATA0_OFF;
183 pos = (u16 *) buf;
184
185 if (len / 2)
186 HFA384X_OUTSW(d_off, buf, len / 2);
187 pos += len / 2;
188
189 if (len & 1)
190 HFA384X_OUTB(*((char *) pos), d_off);
191
192 return 0;
193}
194
195
196/* FIX: This might change at some point.. */
197#include "hostap_hw.c"
198
199
200
Dominik Brodowskicc3b4862005-11-14 21:23:14 +0100201static void prism2_detach(struct pcmcia_device *p_dev);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400202static void prism2_release(u_long arg);
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200203static int prism2_config(struct pcmcia_device *link);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400204
205
206static int prism2_pccard_card_present(local_info_t *local)
207{
Jouni Malinen67e0e472005-08-14 19:08:41 -0700208 struct hostap_cs_priv *hw_priv = local->hw_priv;
Dominik Brodowski9940ec32006-03-05 11:04:33 +0100209 if (hw_priv != NULL && hw_priv->link != NULL && pcmcia_dev_present(hw_priv->link))
Jouni Malinenff1d2762005-05-12 22:54:16 -0400210 return 1;
211 return 0;
212}
213
214
215/*
216 * SanDisk CompactFlash WLAN Flashcard - Product Manual v1.0
217 * Document No. 20-10-00058, January 2004
218 * http://www.sandisk.com/pdf/industrial/ProdManualCFWLANv1.0.pdf
219 */
220#define SANDISK_WLAN_ACTIVATION_OFF 0x40
221#define SANDISK_HCR_OFF 0x42
222
223
224static void sandisk_set_iobase(local_info_t *local)
225{
226 int res;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700227 struct hostap_cs_priv *hw_priv = local->hw_priv;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400228
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200229 res = pcmcia_write_config_byte(hw_priv->link, 0x10,
Dominik Brodowski9a017a92010-07-24 15:58:54 +0200230 hw_priv->link->resource[0]->start & 0x00ff);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200231 if (res != 0) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400232 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -"
233 " res=%d\n", res);
234 }
235 udelay(10);
236
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200237 res = pcmcia_write_config_byte(hw_priv->link, 0x12,
Dominik Brodowski9a017a92010-07-24 15:58:54 +0200238 (hw_priv->link->resource[0]->start >> 8) & 0x00ff);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200239 if (res != 0) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400240 printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
241 " res=%d\n", res);
242 }
243}
244
245
246static void sandisk_write_hcr(local_info_t *local, int hcr)
247{
248 struct net_device *dev = local->dev;
249 int i;
250
251 HFA384X_OUTB(0x80, SANDISK_WLAN_ACTIVATION_OFF);
252 udelay(50);
253 for (i = 0; i < 10; i++) {
254 HFA384X_OUTB(hcr, SANDISK_HCR_OFF);
255 }
256 udelay(55);
257 HFA384X_OUTB(0x45, SANDISK_WLAN_ACTIVATION_OFF);
258}
259
260
261static int sandisk_enable_wireless(struct net_device *dev)
262{
263 int res, ret = 0;
Yoann Padioleau6dbc9c82007-08-03 19:37:16 +0200264 struct hostap_interface *iface = netdev_priv(dev);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400265 local_info_t *local = iface->local;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700266 struct hostap_cs_priv *hw_priv = local->hw_priv;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400267
Dominik Brodowski9a017a92010-07-24 15:58:54 +0200268 if (resource_size(hw_priv->link->resource[0]) < 0x42) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400269 /* Not enough ports to be SanDisk multi-function card */
270 ret = -ENODEV;
271 goto done;
272 }
273
Dominik Brodowskiefd50582006-10-25 21:28:53 -0400274 if (hw_priv->link->manf_id != 0xd601 || hw_priv->link->card_id != 0x0101) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400275 /* No SanDisk manfid found */
276 ret = -ENODEV;
277 goto done;
278 }
279
Dominik Brodowski7d2e8d02009-10-18 18:22:32 +0200280 if (hw_priv->link->socket->functions < 2) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400281 /* No multi-function links found */
282 ret = -ENODEV;
283 goto done;
284 }
285
286 printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
287 " - using vendor-specific initialization\n", dev->name);
Jouni Malinen67e0e472005-08-14 19:08:41 -0700288 hw_priv->sandisk_connectplus = 1;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400289
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200290 res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR,
291 COR_SOFT_RESET);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200292 if (res != 0) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400293 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
294 dev->name, res);
295 goto done;
296 }
297 mdelay(5);
298
Jouni Malinenff1d2762005-05-12 22:54:16 -0400299 /*
300 * Do not enable interrupts here to avoid some bogus events. Interrupts
301 * will be enabled during the first cor_sreset call.
302 */
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200303 res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR,
304 (COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE |
305 COR_FUNC_ENA));
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200306 if (res != 0) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400307 printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
308 dev->name, res);
309 goto done;
310 }
311 mdelay(5);
312
313 sandisk_set_iobase(local);
314
315 HFA384X_OUTB(0xc5, SANDISK_WLAN_ACTIVATION_OFF);
316 udelay(10);
317 HFA384X_OUTB(0x4b, SANDISK_WLAN_ACTIVATION_OFF);
318 udelay(10);
319
320done:
Jouni Malinenff1d2762005-05-12 22:54:16 -0400321 return ret;
322}
323
324
325static void prism2_pccard_cor_sreset(local_info_t *local)
326{
327 int res;
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200328 u8 val;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700329 struct hostap_cs_priv *hw_priv = local->hw_priv;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400330
331 if (!prism2_pccard_card_present(local))
332 return;
333
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200334 res = pcmcia_read_config_byte(hw_priv->link, CISREG_COR, &val);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200335 if (res != 0) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400336 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
337 res);
338 return;
339 }
340 printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n",
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200341 val);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400342
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200343 val |= COR_SOFT_RESET;
344 res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, val);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200345 if (res != 0) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400346 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
347 res);
348 return;
349 }
350
Jouni Malinen67e0e472005-08-14 19:08:41 -0700351 mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400352
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200353 val &= ~COR_SOFT_RESET;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700354 if (hw_priv->sandisk_connectplus)
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200355 val |= COR_IREQ_ENA;
356 res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, val);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200357 if (res != 0) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400358 printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
359 res);
360 return;
361 }
362
Jouni Malinen67e0e472005-08-14 19:08:41 -0700363 mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400364
Jouni Malinen67e0e472005-08-14 19:08:41 -0700365 if (hw_priv->sandisk_connectplus)
Jouni Malinenff1d2762005-05-12 22:54:16 -0400366 sandisk_set_iobase(local);
367}
368
369
370static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
371{
372 int res;
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200373 u8 old_cor;
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
Jouni Malinen67e0e472005-08-14 19:08:41 -0700379 if (hw_priv->sandisk_connectplus) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400380 sandisk_write_hcr(local, hcr);
381 return;
382 }
383
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200384 res = pcmcia_read_config_byte(hw_priv->link, CISREG_COR, &old_cor);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200385 if (res != 0) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400386 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
387 "(%d)\n", res);
388 return;
389 }
390 printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n",
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200391 old_cor);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400392
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200393 res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR,
394 old_cor | COR_SOFT_RESET);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200395 if (res != 0) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400396 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
397 "(%d)\n", res);
398 return;
399 }
400
401 mdelay(10);
402
403 /* Setup Genesis mode */
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200404 res = pcmcia_write_config_byte(hw_priv->link, CISREG_CCSR, hcr);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200405 if (res != 0) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400406 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
407 "(%d)\n", res);
408 return;
409 }
410 mdelay(10);
411
Dominik Brodowski1d5cc192010-07-24 12:23:21 +0200412 res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR,
413 old_cor & ~COR_SOFT_RESET);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200414 if (res != 0) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400415 printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
416 "(%d)\n", res);
417 return;
418 }
419
420 mdelay(10);
421}
422
423
Jouni Malinenff1d2762005-05-12 22:54:16 -0400424static struct prism2_helper_functions prism2_pccard_funcs =
425{
426 .card_present = prism2_pccard_card_present,
427 .cor_sreset = prism2_pccard_cor_sreset,
Jouni Malinenff1d2762005-05-12 22:54:16 -0400428 .genesis_reset = prism2_pccard_genesis_reset,
429 .hw_type = HOSTAP_HW_PCCARD,
430};
431
432
433/* allocate local data and register with CardServices
434 * initialize dev_link structure, but do not configure the card yet */
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200435static int hostap_cs_probe(struct pcmcia_device *p_dev)
Jouni Malinenff1d2762005-05-12 22:54:16 -0400436{
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200437 int ret;
438
Jouni Malinenff1d2762005-05-12 22:54:16 -0400439 PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400440
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200441 ret = prism2_config(p_dev);
442 if (ret) {
Dominik Brodowskif8cfa612005-11-14 21:25:51 +0100443 PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200444 }
Dominik Brodowskif8cfa612005-11-14 21:25:51 +0100445
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200446 return ret;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400447}
448
449
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200450static void prism2_detach(struct pcmcia_device *link)
Jouni Malinenff1d2762005-05-12 22:54:16 -0400451{
Jouni Malinenff1d2762005-05-12 22:54:16 -0400452 PDEBUG(DEBUG_FLOW, "prism2_detach\n");
453
Dominik Brodowskie2d40962006-03-02 00:09:29 +0100454 prism2_release((u_long)link);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400455
Jouni Malinenff1d2762005-05-12 22:54:16 -0400456 /* release net devices */
457 if (link->priv) {
Jouni Malinenc3551842005-10-02 17:19:00 -0700458 struct hostap_cs_priv *hw_priv;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700459 struct net_device *dev;
460 struct hostap_interface *iface;
461 dev = link->priv;
462 iface = netdev_priv(dev);
Jouni Malinenc3551842005-10-02 17:19:00 -0700463 hw_priv = iface->local->hw_priv;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700464 prism2_free_local_data(dev);
Jouni Malinenc3551842005-10-02 17:19:00 -0700465 kfree(hw_priv);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400466 }
Jouni Malinenff1d2762005-05-12 22:54:16 -0400467}
468
469
Jouni Malinenff1d2762005-05-12 22:54:16 -0400470/* run after a CARD_INSERTION event is received to configure the PCMCIA
471 * socket and make the device available to the system */
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200472
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200473static int prism2_config_check(struct pcmcia_device *p_dev,
474 cistpl_cftable_entry_t *cfg,
Dominik Brodowski8e2fc392008-08-02 15:30:31 +0200475 cistpl_cftable_entry_t *dflt,
Dominik Brodowskiad913c12008-08-02 16:12:00 +0200476 unsigned int vcc,
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200477 void *priv_data)
478{
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200479 if (cfg->index == 0)
480 return -ENODEV;
481
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200482 PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X "
Dominik Brodowski8e2fc392008-08-02 15:30:31 +0200483 "(default 0x%02X)\n", cfg->index, dflt->index);
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200484
485 /* Does this card need audio output? */
Dominik Brodowskifc301102010-07-29 16:19:39 +0200486 if (cfg->flags & CISTPL_CFTABLE_AUDIO)
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200487 p_dev->conf.Attributes |= CONF_ENABLE_SPKR;
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200488
489 /* Use power settings for Vcc and Vpp if present */
490 /* Note that the CIS values need to be rescaled */
491 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
Dominik Brodowskiad913c12008-08-02 16:12:00 +0200492 if (vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200493 10000 && !ignore_cis_vcc) {
494 PDEBUG(DEBUG_EXTRA, " Vcc mismatch - skipping"
495 " this entry\n");
496 return -ENODEV;
497 }
Dominik Brodowski8e2fc392008-08-02 15:30:31 +0200498 } else if (dflt->vcc.present & (1 << CISTPL_POWER_VNOM)) {
Dominik Brodowskiad913c12008-08-02 16:12:00 +0200499 if (vcc != dflt->vcc.param[CISTPL_POWER_VNOM] /
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200500 10000 && !ignore_cis_vcc) {
501 PDEBUG(DEBUG_EXTRA, " Vcc (default) mismatch "
502 "- skipping this entry\n");
503 return -ENODEV;
504 }
505 }
506
507 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
Dominik Brodowskie8405f02010-07-29 15:50:55 +0200508 p_dev->vpp = cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
Dominik Brodowski8e2fc392008-08-02 15:30:31 +0200509 else if (dflt->vpp1.present & (1 << CISTPL_POWER_VNOM))
Dominik Brodowskie8405f02010-07-29 15:50:55 +0200510 p_dev->vpp = dflt->vpp1.param[CISTPL_POWER_VNOM] / 10000;
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200511
512 /* Do we need to allocate an interrupt? */
Dominik Brodowskieb141202010-03-07 12:21:16 +0100513 p_dev->conf.Attributes |= CONF_ENABLE_IRQ;
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200514
515 /* IO window settings */
516 PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d "
Dominik Brodowski8e2fc392008-08-02 15:30:31 +0200517 "dflt->io.nwin=%d\n",
518 cfg->io.nwin, dflt->io.nwin);
Dominik Brodowski90abdc32010-07-24 17:23:51 +0200519 p_dev->resource[0]->end = p_dev->resource[1]->end = 0;
Dominik Brodowski8e2fc392008-08-02 15:30:31 +0200520 if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) {
521 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io;
Dominik Brodowski90abdc32010-07-24 17:23:51 +0200522 p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
523 p_dev->resource[0]->flags |=
524 pcmcia_io_cfg_data_width(io->flags);
525 p_dev->io_lines = io->flags & CISTPL_IO_LINES_MASK;
526 p_dev->resource[0]->start = io->win[0].base;
527 p_dev->resource[0]->end = io->win[0].len;
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200528 if (io->nwin > 1) {
Dominik Brodowski90abdc32010-07-24 17:23:51 +0200529 p_dev->resource[1]->flags = p_dev->resource[0]->flags;
530 p_dev->resource[1]->start = io->win[1].base;
531 p_dev->resource[1]->end = io->win[1].len;
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200532 }
533 }
534
535 /* This reserves IO space but doesn't actually enable it */
Dominik Brodowski90abdc32010-07-24 17:23:51 +0200536 return pcmcia_request_io(p_dev);
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200537}
538
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200539static int prism2_config(struct pcmcia_device *link)
Jouni Malinenff1d2762005-05-12 22:54:16 -0400540{
541 struct net_device *dev;
542 struct hostap_interface *iface;
543 local_info_t *local;
544 int ret = 1;
Jouni Malinen67e0e472005-08-14 19:08:41 -0700545 struct hostap_cs_priv *hw_priv;
Tim Gardnerd6a574f2010-06-08 11:33:02 -0600546 unsigned long flags;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400547
548 PDEBUG(DEBUG_FLOW, "prism2_config()\n");
549
Yan Burmanb0471bb72006-12-02 13:33:40 +0200550 hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL);
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200551 if (hw_priv == NULL) {
Jouni Malinenff1d2762005-05-12 22:54:16 -0400552 ret = -ENOMEM;
553 goto failed;
554 }
555
Jouni Malinenff1d2762005-05-12 22:54:16 -0400556 /* Look for an appropriate configuration table entry in the CIS */
Dominik Brodowski2caff1472009-10-24 15:53:36 +0200557 ret = pcmcia_loop_config(link, prism2_config_check, NULL);
558 if (ret) {
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200559 if (!ignore_cis_vcc)
560 printk(KERN_ERR "GetNextTuple(): No matching "
561 "CIS configuration. Maybe you need the "
562 "ignore_cis_vcc=1 parameter.\n");
Dominik Brodowskib54bf942008-08-02 14:28:43 +0200563 goto failed;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400564 }
565
566 /* Need to allocate net_device before requesting IRQ handler */
Dave Hansen0cd545d2005-07-30 12:49:58 -0700567 dev = prism2_init_local_data(&prism2_pccard_funcs, 0,
Dominik Brodowskidd2e5a12009-11-03 10:27:34 +0100568 &link->dev);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400569 if (dev == NULL)
570 goto failed;
571 link->priv = dev;
572
Jouni Malinenfbff8682005-08-28 17:53:32 -0700573 iface = netdev_priv(dev);
574 local = iface->local;
575 local->hw_priv = hw_priv;
576 hw_priv->link = link;
Jouni Malinenfbff8682005-08-28 17:53:32 -0700577
Tim Gardnerd6a574f2010-06-08 11:33:02 -0600578 /*
579 * Make sure the IRQ handler cannot proceed until at least
580 * dev->base_addr is initialized.
581 */
582 spin_lock_irqsave(&local->irq_init_lock, flags);
583
Dominik Brodowskieb141202010-03-07 12:21:16 +0100584 ret = pcmcia_request_irq(link, prism2_interrupt);
585 if (ret)
Tim Gardnerd6a574f2010-06-08 11:33:02 -0600586 goto failed_unlock;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400587
588 /*
589 * This actually configures the PCMCIA socket -- setting up
590 * the I/O windows and the interrupt mapping, and putting the
591 * card and host interface into "Memory and IO" mode.
592 */
Dominik Brodowski2caff1472009-10-24 15:53:36 +0200593 ret = pcmcia_request_configuration(link, &link->conf);
594 if (ret)
Tim Gardnerd6a574f2010-06-08 11:33:02 -0600595 goto failed_unlock;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400596
Dominik Brodowskieb141202010-03-07 12:21:16 +0100597 dev->irq = link->irq;
Dominik Brodowski9a017a92010-07-24 15:58:54 +0200598 dev->base_addr = link->resource[0]->start;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400599
Tim Gardnerd6a574f2010-06-08 11:33:02 -0600600 spin_unlock_irqrestore(&local->irq_init_lock, flags);
601
Jouni Malinenff1d2762005-05-12 22:54:16 -0400602 /* Finally, report what we've done */
Dominik Brodowski70294b42006-01-15 12:43:16 +0100603 printk(KERN_INFO "%s: index 0x%02x: ",
Dominik Brodowski7feabb62010-07-29 18:35:47 +0200604 dev_info, link->config_index);
Dominik Brodowskie8405f02010-07-29 15:50:55 +0200605 if (link->vpp)
606 printk(", Vpp %d.%d", link->vpp / 10,
607 link->vpp % 10);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400608 if (link->conf.Attributes & CONF_ENABLE_IRQ)
Dominik Brodowskieb141202010-03-07 12:21:16 +0100609 printk(", irq %d", link->irq);
Dominik Brodowski9a017a92010-07-24 15:58:54 +0200610 if (link->resource[0])
611 printk(" & %pR", link->resource[0]);
612 if (link->resource[1])
613 printk(" & %pR", link->resource[1]);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400614 printk("\n");
615
Jouni Malinenff1d2762005-05-12 22:54:16 -0400616 local->shutdown = 0;
617
618 sandisk_enable_wireless(dev);
619
620 ret = prism2_hw_config(dev, 1);
Dominik Brodowski317b6d62010-03-20 19:26:51 +0100621 if (!ret)
Jouni Malinenff1d2762005-05-12 22:54:16 -0400622 ret = hostap_hw_ready(dev);
Dominik Brodowski317b6d62010-03-20 19:26:51 +0100623
Jouni Malinenff1d2762005-05-12 22:54:16 -0400624 return ret;
625
Tim Gardnerd6a574f2010-06-08 11:33:02 -0600626 failed_unlock:
627 spin_unlock_irqrestore(&local->irq_init_lock, flags);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400628 failed:
Jouni Malinen67e0e472005-08-14 19:08:41 -0700629 kfree(hw_priv);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400630 prism2_release((u_long)link);
631 return ret;
632}
633
634
635static void prism2_release(u_long arg)
636{
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200637 struct pcmcia_device *link = (struct pcmcia_device *)arg;
Jouni Malinenff1d2762005-05-12 22:54:16 -0400638
639 PDEBUG(DEBUG_FLOW, "prism2_release\n");
640
641 if (link->priv) {
642 struct net_device *dev = link->priv;
643 struct hostap_interface *iface;
644
645 iface = netdev_priv(dev);
Dominik Brodowskie2d40962006-03-02 00:09:29 +0100646 prism2_hw_shutdown(dev, 0);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400647 iface->local->shutdown = 1;
648 }
649
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200650 pcmcia_disable_device(link);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400651 PDEBUG(DEBUG_FLOW, "release - done\n");
652}
653
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200654static int hostap_cs_suspend(struct pcmcia_device *link)
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100655{
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100656 struct net_device *dev = (struct net_device *) link->priv;
657 int dev_open = 0;
Dominik Brodowskie2d40962006-03-02 00:09:29 +0100658 struct hostap_interface *iface = NULL;
659
John W. Linvillefcee7a02008-07-02 11:04:24 -0400660 if (!dev)
661 return -ENODEV;
662
663 iface = netdev_priv(dev);
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100664
665 PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
Dominik Brodowskie2d40962006-03-02 00:09:29 +0100666 if (iface && iface->local)
667 dev_open = iface->local->num_dev_open > 0;
668 if (dev_open) {
669 netif_stop_queue(dev);
670 netif_device_detach(dev);
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100671 }
Dominik Brodowskie2d40962006-03-02 00:09:29 +0100672 prism2_suspend(dev);
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100673
674 return 0;
675}
676
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200677static int hostap_cs_resume(struct pcmcia_device *link)
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100678{
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100679 struct net_device *dev = (struct net_device *) link->priv;
680 int dev_open = 0;
Dominik Brodowskie2d40962006-03-02 00:09:29 +0100681 struct hostap_interface *iface = NULL;
682
John W. Linvillefcee7a02008-07-02 11:04:24 -0400683 if (!dev)
684 return -ENODEV;
685
686 iface = netdev_priv(dev);
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100687
688 PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
689
Dominik Brodowskie2d40962006-03-02 00:09:29 +0100690 if (iface && iface->local)
691 dev_open = iface->local->num_dev_open > 0;
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100692
Dominik Brodowskie2d40962006-03-02 00:09:29 +0100693 prism2_hw_shutdown(dev, 1);
694 prism2_hw_config(dev, dev_open ? 0 : 1);
695 if (dev_open) {
696 netif_device_attach(dev);
697 netif_start_queue(dev);
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100698 }
699
700 return 0;
701}
Jouni Malinenff1d2762005-05-12 22:54:16 -0400702
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700703static struct pcmcia_device_id hostap_cs_ids[] = {
704 PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
705 PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
706 PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0777),
707 PCMCIA_DEVICE_MANF_CARD(0x0126, 0x8000),
708 PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
Stefan Lippers-Hollmann46232d22007-10-05 23:42:51 +0200709 PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x3301),
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700710 PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002),
Richard Purdie1e4adbd2005-08-04 00:16:27 +0100711 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030b),
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700712 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612),
713 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
714 PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
715 PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
716 PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001),
717 PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
718 PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
Komurofd99ddd072006-04-17 21:41:21 +0900719/* PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000), conflict with pcnet_cs */
Pavel Roskin449fecc2008-05-16 17:52:57 -0400720 PCMCIA_DEVICE_MANF_CARD(0xc250, 0x0002),
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700721 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
722 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
723 PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
Christian Steineck884d3a22006-09-08 23:51:34 +0200724 PCMCIA_DEVICE_MANF_CARD(0x0126, 0x0002),
Marcin Juszkiewicz25ac6c22007-03-30 15:34:14 +0200725 PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0xd601, 0x0005, "ADLINK 345 CF",
726 0x2d858104),
Pavel Roskin40e3cad2006-02-28 01:18:31 -0500727 PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "INTERSIL",
728 0x74c5e40d),
729 PCMCIA_DEVICE_MANF_CARD_PROD_ID1(0x0156, 0x0002, "Intersil",
730 0x4b801a17),
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700731 PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus",
732 0x7a954bd9, 0x74be00c6),
Pavel Roskin17f65f82008-01-09 22:16:58 -0500733 PCMCIA_DEVICE_PROD_ID123(
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700734 "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02",
735 0xe6ec52ce, 0x08649af2, 0x4b74baa0),
736 PCMCIA_DEVICE_PROD_ID123(
737 "D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02",
738 0x71b18589, 0xb6f1b0ab, 0x4b74baa0),
739 PCMCIA_DEVICE_PROD_ID123(
740 "Instant Wireless ", " Network PC CARD", "Version 01.02",
741 0x11d901af, 0x6e9bd926, 0x4b74baa0),
742 PCMCIA_DEVICE_PROD_ID123(
743 "SMC", "SMC2632W", "Version 01.02",
744 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0),
Richard Purdie1e4adbd2005-08-04 00:16:27 +0100745 PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G",
Jouni Malinen6c5b90d2005-08-28 10:51:36 -0700746 0x2decece3, 0x82067c18),
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700747 PCMCIA_DEVICE_PROD_ID12("Compaq", "WL200_11Mbps_Wireless_PCI_Card",
748 0x54f7c49c, 0x15a75e5b),
749 PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE",
750 0x74c5e40d, 0xdb472a18),
751 PCMCIA_DEVICE_PROD_ID12("Linksys", "Wireless CompactFlash Card",
752 0x0733cc81, 0x0c52f395),
753 PCMCIA_DEVICE_PROD_ID12(
754 "ZoomAir 11Mbps High", "Rate wireless Networking",
755 0x273fe3db, 0x32a1eaee),
Marcin Juszkiewiczdf8ccb92006-05-22 10:56:55 +0200756 PCMCIA_DEVICE_PROD_ID123(
757 "Pretec", "CompactWLAN Card 802.11b", "2.5",
758 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1),
759 PCMCIA_DEVICE_PROD_ID123(
760 "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02",
761 0xc7b8df9d, 0x1700d087, 0x4b74baa0),
Dominik Brodowski01918d12006-07-02 21:21:51 +0200762 PCMCIA_DEVICE_PROD_ID123(
763 "Allied Telesyn", "AT-WCL452 Wireless PCMCIA Radio",
764 "Ver. 1.00",
765 0x5cd01705, 0x4271660f, 0x9d08ee12),
766 PCMCIA_DEVICE_PROD_ID123(
Marcin Juszkiewicz5d635ea2008-01-29 09:42:53 +0100767 "Wireless LAN" , "11Mbps PC Card", "Version 01.02",
768 0x4b8870ff, 0x70e946d1, 0x4b74baa0),
Pavel Roskinfbc87d62010-02-11 17:56:06 -0500769 PCMCIA_DEVICE_PROD_ID3("HFA3863", 0x355cb092),
770 PCMCIA_DEVICE_PROD_ID3("ISL37100P", 0x630d52b2),
771 PCMCIA_DEVICE_PROD_ID3("ISL37101P-10", 0xdd97a26b),
772 PCMCIA_DEVICE_PROD_ID3("ISL37300P", 0xc9049a39),
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700773 PCMCIA_DEVICE_NULL
774};
775MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids);
776
777
Jouni Malinenff1d2762005-05-12 22:54:16 -0400778static struct pcmcia_driver hostap_driver = {
779 .drv = {
780 .name = "hostap_cs",
781 },
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200782 .probe = hostap_cs_probe,
Dominik Brodowskicc3b4862005-11-14 21:23:14 +0100783 .remove = prism2_detach,
Jouni Malinenff1d2762005-05-12 22:54:16 -0400784 .owner = THIS_MODULE,
Henrik Brix Andersen093853c2005-07-30 12:49:59 -0700785 .id_table = hostap_cs_ids,
Dominik Brodowski98e4c282005-11-14 21:21:18 +0100786 .suspend = hostap_cs_suspend,
787 .resume = hostap_cs_resume,
Jouni Malinenff1d2762005-05-12 22:54:16 -0400788};
789
790static int __init init_prism2_pccard(void)
791{
Jouni Malinenff1d2762005-05-12 22:54:16 -0400792 return pcmcia_register_driver(&hostap_driver);
793}
794
795static void __exit exit_prism2_pccard(void)
796{
797 pcmcia_unregister_driver(&hostap_driver);
Jouni Malinenff1d2762005-05-12 22:54:16 -0400798}
799
800
801module_init(init_prism2_pccard);
802module_exit(exit_prism2_pccard);