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[PATCH] isdn: replace kmalloc+memset with kzalloc
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / isdn / hardware / avm / b1.c
blob7a69a18d07e245f4a15cc10631262a37c568d67c
1 /* $Id: b1.c,v 1.1.2.2 2004/01/16 21:09:27 keil Exp $
2 *
3 * Common module for AVM B1 cards.
4 *
5 * Copyright 1999 by Carsten Paeth <calle@calle.de>
6 *
7 * This software may be used and distributed according to the terms
8 * of the GNU General Public License, incorporated herein by reference.
9 *
10 */
11
12 #include <linux/module.h>
13 #include <linux/kernel.h>
14 #include <linux/pci.h>
15 #include <linux/skbuff.h>
16 #include <linux/delay.h>
17 #include <linux/mm.h>
18 #include <linux/interrupt.h>
19 #include <linux/ioport.h>
20 #include <linux/capi.h>
21 #include <linux/kernelcapi.h>
22 #include <asm/io.h>
23 #include <linux/init.h>
24 #include <asm/uaccess.h>
25 #include <linux/netdevice.h>
26 #include <linux/isdn/capilli.h>
27 #include "avmcard.h"
28 #include <linux/isdn/capicmd.h>
29 #include <linux/isdn/capiutil.h>
30
31 static char *revision = "$Revision: 1.1.2.2 $";
32
33 /* ------------------------------------------------------------- */
34
35 MODULE_DESCRIPTION("CAPI4Linux: Common support for active AVM cards");
36 MODULE_AUTHOR("Carsten Paeth");
37 MODULE_LICENSE("GPL");
38
39 /* ------------------------------------------------------------- */
40
41 int b1_irq_table[16] =
42 {0,
43 0,
44 0,
45 192, /* irq 3 */
46 32, /* irq 4 */
47 160, /* irq 5 */
48 96, /* irq 6 */
49 224, /* irq 7 */
50 0,
51 64, /* irq 9 */
52 80, /* irq 10 */
53 208, /* irq 11 */
54 48, /* irq 12 */
55 0,
56 0,
57 112, /* irq 15 */
58 };
59
60 /* ------------------------------------------------------------- */
61
62 avmcard *b1_alloc_card(int nr_controllers)
63 {
64 avmcard *card;
65 avmctrl_info *cinfo;
66 int i;
67
68 card = kzalloc(sizeof(*card), GFP_KERNEL);
69 if (!card)
70 return NULL;
71
72 cinfo = kzalloc(sizeof(*cinfo) * nr_controllers, GFP_KERNEL);
73 if (!cinfo) {
74 kfree(card);
75 return NULL;
76 }
77
78 card->ctrlinfo = cinfo;
79 for (i = 0; i < nr_controllers; i++) {
80 INIT_LIST_HEAD(&cinfo[i].ncci_head);
81 cinfo[i].card = card;
82 }
83 spin_lock_init(&card->lock);
84 card->nr_controllers = nr_controllers;
85
86 return card;
87 }
88
89 /* ------------------------------------------------------------- */
90
91 void b1_free_card(avmcard *card)
92 {
93 kfree(card->ctrlinfo);
94 kfree(card);
95 }
96
97 /* ------------------------------------------------------------- */
98
99 int b1_detect(unsigned int base, enum avmcardtype cardtype)
100 {
101 int onoff, i;
102
103 /*
104 * Statusregister 0000 00xx
105 */
106 if ((inb(base + B1_INSTAT) & 0xfc)
107 || (inb(base + B1_OUTSTAT) & 0xfc))
108 return 1;
109 /*
110 * Statusregister 0000 001x
111 */
112 b1outp(base, B1_INSTAT, 0x2); /* enable irq */
113 /* b1outp(base, B1_OUTSTAT, 0x2); */
114 if ((inb(base + B1_INSTAT) & 0xfe) != 0x2
115 /* || (inb(base + B1_OUTSTAT) & 0xfe) != 0x2 */)
116 return 2;
117 /*
118 * Statusregister 0000 000x
119 */
120 b1outp(base, B1_INSTAT, 0x0); /* disable irq */
121 b1outp(base, B1_OUTSTAT, 0x0);
122 if ((inb(base + B1_INSTAT) & 0xfe)
123 || (inb(base + B1_OUTSTAT) & 0xfe))
124 return 3;
125
126 for (onoff = !0, i= 0; i < 10 ; i++) {
127 b1_set_test_bit(base, cardtype, onoff);
128 if (b1_get_test_bit(base, cardtype) != onoff)
129 return 4;
130 onoff = !onoff;
131 }
132
133 if (cardtype == avm_m1)
134 return 0;
135
136 if ((b1_rd_reg(base, B1_STAT1(cardtype)) & 0x0f) != 0x01)
137 return 5;
138
139 return 0;
140 }
141
142 void b1_getrevision(avmcard *card)
143 {
144 card->class = inb(card->port + B1_ANALYSE);
145 card->revision = inb(card->port + B1_REVISION);
146 }
147
148 #define FWBUF_SIZE 256
149 int b1_load_t4file(avmcard *card, capiloaddatapart * t4file)
150 {
151 unsigned char buf[FWBUF_SIZE];
152 unsigned char *dp;
153 int i, left;
154 unsigned int base = card->port;
155
156 dp = t4file->data;
157 left = t4file->len;
158 while (left > FWBUF_SIZE) {
159 if (t4file->user) {
160 if (copy_from_user(buf, dp, FWBUF_SIZE))
161 return -EFAULT;
162 } else {
163 memcpy(buf, dp, FWBUF_SIZE);
164 }
165 for (i = 0; i < FWBUF_SIZE; i++)
166 if (b1_save_put_byte(base, buf[i]) < 0) {
167 printk(KERN_ERR "%s: corrupted firmware file ?\n",
168 card->name);
169 return -EIO;
170 }
171 left -= FWBUF_SIZE;
172 dp += FWBUF_SIZE;
173 }
174 if (left) {
175 if (t4file->user) {
176 if (copy_from_user(buf, dp, left))
177 return -EFAULT;
178 } else {
179 memcpy(buf, dp, left);
180 }
181 for (i = 0; i < left; i++)
182 if (b1_save_put_byte(base, buf[i]) < 0) {
183 printk(KERN_ERR "%s: corrupted firmware file ?\n",
184 card->name);
185 return -EIO;
186 }
187 }
188 return 0;
189 }
190
191 int b1_load_config(avmcard *card, capiloaddatapart * config)
192 {
193 unsigned char buf[FWBUF_SIZE];
194 unsigned char *dp;
195 unsigned int base = card->port;
196 int i, j, left;
197
198 dp = config->data;
199 left = config->len;
200 if (left) {
201 b1_put_byte(base, SEND_CONFIG);
202 b1_put_word(base, 1);
203 b1_put_byte(base, SEND_CONFIG);
204 b1_put_word(base, left);
205 }
206 while (left > FWBUF_SIZE) {
207 if (config->user) {
208 if (copy_from_user(buf, dp, FWBUF_SIZE))
209 return -EFAULT;
210 } else {
211 memcpy(buf, dp, FWBUF_SIZE);
212 }
213 for (i = 0; i < FWBUF_SIZE; ) {
214 b1_put_byte(base, SEND_CONFIG);
215 for (j=0; j < 4; j++) {
216 b1_put_byte(base, buf[i++]);
217 }
218 }
219 left -= FWBUF_SIZE;
220 dp += FWBUF_SIZE;
221 }
222 if (left) {
223 if (config->user) {
224 if (copy_from_user(buf, dp, left))
225 return -EFAULT;
226 } else {
227 memcpy(buf, dp, left);
228 }
229 for (i = 0; i < left; ) {
230 b1_put_byte(base, SEND_CONFIG);
231 for (j=0; j < 4; j++) {
232 if (i < left)
233 b1_put_byte(base, buf[i++]);
234 else
235 b1_put_byte(base, 0);
236 }
237 }
238 }
239 return 0;
240 }
241
242 int b1_loaded(avmcard *card)
243 {
244 unsigned int base = card->port;
245 unsigned long stop;
246 unsigned char ans;
247 unsigned long tout = 2;
248
249 for (stop = jiffies + tout * HZ; time_before(jiffies, stop);) {
250 if (b1_tx_empty(base))
251 break;
252 }
253 if (!b1_tx_empty(base)) {
254 printk(KERN_ERR "%s: b1_loaded: tx err, corrupted t4 file ?\n",
255 card->name);
256 return 0;
257 }
258 b1_put_byte(base, SEND_POLL);
259 for (stop = jiffies + tout * HZ; time_before(jiffies, stop);) {
260 if (b1_rx_full(base)) {
261 if ((ans = b1_get_byte(base)) == RECEIVE_POLL) {
262 return 1;
263 }
264 printk(KERN_ERR "%s: b1_loaded: got 0x%x, firmware not running\n",
265 card->name, ans);
266 return 0;
267 }
268 }
269 printk(KERN_ERR "%s: b1_loaded: firmware not running\n", card->name);
270 return 0;
271 }
272
273 /* ------------------------------------------------------------- */
274
275 int b1_load_firmware(struct capi_ctr *ctrl, capiloaddata *data)
276 {
277 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
278 avmcard *card = cinfo->card;
279 unsigned int port = card->port;
280 unsigned long flags;
281 int retval;
282
283 b1_reset(port);
284
285 if ((retval = b1_load_t4file(card, &data->firmware))) {
286 b1_reset(port);
287 printk(KERN_ERR "%s: failed to load t4file!!\n",
288 card->name);
289 return retval;
290 }
291
292 b1_disable_irq(port);
293
294 if (data->configuration.len > 0 && data->configuration.data) {
295 if ((retval = b1_load_config(card, &data->configuration))) {
296 b1_reset(port);
297 printk(KERN_ERR "%s: failed to load config!!\n",
298 card->name);
299 return retval;
300 }
301 }
302
303 if (!b1_loaded(card)) {
304 printk(KERN_ERR "%s: failed to load t4file.\n", card->name);
305 return -EIO;
306 }
307
308 spin_lock_irqsave(&card->lock, flags);
309 b1_setinterrupt(port, card->irq, card->cardtype);
310 b1_put_byte(port, SEND_INIT);
311 b1_put_word(port, CAPI_MAXAPPL);
312 b1_put_word(port, AVM_NCCI_PER_CHANNEL*2);
313 b1_put_word(port, ctrl->cnr - 1);
314 spin_unlock_irqrestore(&card->lock, flags);
315
316 return 0;
317 }
318
319 void b1_reset_ctr(struct capi_ctr *ctrl)
320 {
321 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
322 avmcard *card = cinfo->card;
323 unsigned int port = card->port;
324
325 b1_reset(port);
326 b1_reset(port);
327
328 memset(cinfo->version, 0, sizeof(cinfo->version));
329 capilib_release(&cinfo->ncci_head);
330 capi_ctr_reseted(ctrl);
331 }
332
333 void b1_register_appl(struct capi_ctr *ctrl,
334 u16 appl,
335 capi_register_params *rp)
336 {
337 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
338 avmcard *card = cinfo->card;
339 unsigned int port = card->port;
340 unsigned long flags;
341 int nconn, want = rp->level3cnt;
342
343 if (want > 0) nconn = want;
344 else nconn = ctrl->profile.nbchannel * -want;
345 if (nconn == 0) nconn = ctrl->profile.nbchannel;
346
347 spin_lock_irqsave(&card->lock, flags);
348 b1_put_byte(port, SEND_REGISTER);
349 b1_put_word(port, appl);
350 b1_put_word(port, 1024 * (nconn+1));
351 b1_put_word(port, nconn);
352 b1_put_word(port, rp->datablkcnt);
353 b1_put_word(port, rp->datablklen);
354 spin_unlock_irqrestore(&card->lock, flags);
355 }
356
357 void b1_release_appl(struct capi_ctr *ctrl, u16 appl)
358 {
359 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
360 avmcard *card = cinfo->card;
361 unsigned int port = card->port;
362 unsigned long flags;
363
364 capilib_release_appl(&cinfo->ncci_head, appl);
365
366 spin_lock_irqsave(&card->lock, flags);
367 b1_put_byte(port, SEND_RELEASE);
368 b1_put_word(port, appl);
369 spin_unlock_irqrestore(&card->lock, flags);
370 }
371
372 u16 b1_send_message(struct capi_ctr *ctrl, struct sk_buff *skb)
373 {
374 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
375 avmcard *card = cinfo->card;
376 unsigned int port = card->port;
377 unsigned long flags;
378 u16 len = CAPIMSG_LEN(skb->data);
379 u8 cmd = CAPIMSG_COMMAND(skb->data);
380 u8 subcmd = CAPIMSG_SUBCOMMAND(skb->data);
381 u16 dlen, retval;
382
383 if (CAPICMD(cmd, subcmd) == CAPI_DATA_B3_REQ) {
384 retval = capilib_data_b3_req(&cinfo->ncci_head,
385 CAPIMSG_APPID(skb->data),
386 CAPIMSG_NCCI(skb->data),
387 CAPIMSG_MSGID(skb->data));
388 if (retval != CAPI_NOERROR)
389 return retval;
390
391 dlen = CAPIMSG_DATALEN(skb->data);
392
393 spin_lock_irqsave(&card->lock, flags);
394 b1_put_byte(port, SEND_DATA_B3_REQ);
395 b1_put_slice(port, skb->data, len);
396 b1_put_slice(port, skb->data + len, dlen);
397 spin_unlock_irqrestore(&card->lock, flags);
398 } else {
399 spin_lock_irqsave(&card->lock, flags);
400 b1_put_byte(port, SEND_MESSAGE);
401 b1_put_slice(port, skb->data, len);
402 spin_unlock_irqrestore(&card->lock, flags);
403 }
404
405 dev_kfree_skb_any(skb);
406 return CAPI_NOERROR;
407 }
408
409 /* ------------------------------------------------------------- */
410
411 void b1_parse_version(avmctrl_info *cinfo)
412 {
413 struct capi_ctr *ctrl = &cinfo->capi_ctrl;
414 avmcard *card = cinfo->card;
415 capi_profile *profp;
416 u8 *dversion;
417 u8 flag;
418 int i, j;
419
420 for (j = 0; j < AVM_MAXVERSION; j++)
421 cinfo->version[j] = "\0\0" + 1;
422 for (i = 0, j = 0;
423 j < AVM_MAXVERSION && i < cinfo->versionlen;
424 j++, i += cinfo->versionbuf[i] + 1)
425 cinfo->version[j] = &cinfo->versionbuf[i + 1];
426
427 strlcpy(ctrl->serial, cinfo->version[VER_SERIAL], sizeof(ctrl->serial));
428 memcpy(&ctrl->profile, cinfo->version[VER_PROFILE],sizeof(capi_profile));
429 strlcpy(ctrl->manu, "AVM GmbH", sizeof(ctrl->manu));
430 dversion = cinfo->version[VER_DRIVER];
431 ctrl->version.majorversion = 2;
432 ctrl->version.minorversion = 0;
433 ctrl->version.majormanuversion = (((dversion[0] - '0') & 0xf) << 4);
434 ctrl->version.majormanuversion |= ((dversion[2] - '0') & 0xf);
435 ctrl->version.minormanuversion = (dversion[3] - '0') << 4;
436 ctrl->version.minormanuversion |=
437 (dversion[5] - '0') * 10 + ((dversion[6] - '0') & 0xf);
438
439 profp = &ctrl->profile;
440
441 flag = ((u8 *)(profp->manu))[1];
442 switch (flag) {
443 case 0: if (cinfo->version[VER_CARDTYPE])
444 strcpy(cinfo->cardname, cinfo->version[VER_CARDTYPE]);
445 else strcpy(cinfo->cardname, "B1");
446 break;
447 case 3: strcpy(cinfo->cardname,"PCMCIA B"); break;
448 case 4: strcpy(cinfo->cardname,"PCMCIA M1"); break;
449 case 5: strcpy(cinfo->cardname,"PCMCIA M2"); break;
450 case 6: strcpy(cinfo->cardname,"B1 V3.0"); break;
451 case 7: strcpy(cinfo->cardname,"B1 PCI"); break;
452 default: sprintf(cinfo->cardname, "AVM?%u", (unsigned int)flag); break;
453 }
454 printk(KERN_NOTICE "%s: card %d \"%s\" ready.\n",
455 card->name, ctrl->cnr, cinfo->cardname);
456
457 flag = ((u8 *)(profp->manu))[3];
458 if (flag)
459 printk(KERN_NOTICE "%s: card %d Protocol:%s%s%s%s%s%s%s\n",
460 card->name,
461 ctrl->cnr,
462 (flag & 0x01) ? " DSS1" : "",
463 (flag & 0x02) ? " CT1" : "",
464 (flag & 0x04) ? " VN3" : "",
465 (flag & 0x08) ? " NI1" : "",
466 (flag & 0x10) ? " AUSTEL" : "",
467 (flag & 0x20) ? " ESS" : "",
468 (flag & 0x40) ? " 1TR6" : ""
469 );
470
471 flag = ((u8 *)(profp->manu))[5];
472 if (flag)
473 printk(KERN_NOTICE "%s: card %d Linetype:%s%s%s%s\n",
474 card->name,
475 ctrl->cnr,
476 (flag & 0x01) ? " point to point" : "",
477 (flag & 0x02) ? " point to multipoint" : "",
478 (flag & 0x08) ? " leased line without D-channel" : "",
479 (flag & 0x04) ? " leased line with D-channel" : ""
480 );
481 }
482
483 /* ------------------------------------------------------------- */
484
485 irqreturn_t b1_interrupt(int interrupt, void *devptr)
486 {
487 avmcard *card = devptr;
488 avmctrl_info *cinfo = &card->ctrlinfo[0];
489 struct capi_ctr *ctrl = &cinfo->capi_ctrl;
490 unsigned char b1cmd;
491 struct sk_buff *skb;
492
493 unsigned ApplId;
494 unsigned MsgLen;
495 unsigned DataB3Len;
496 unsigned NCCI;
497 unsigned WindowSize;
498 unsigned long flags;
499
500 spin_lock_irqsave(&card->lock, flags);
501
502 if (!b1_rx_full(card->port)) {
503 spin_unlock_irqrestore(&card->lock, flags);
504 return IRQ_NONE;
505 }
506
507 b1cmd = b1_get_byte(card->port);
508
509 switch (b1cmd) {
510
511 case RECEIVE_DATA_B3_IND:
512
513 ApplId = (unsigned) b1_get_word(card->port);
514 MsgLen = b1_get_slice(card->port, card->msgbuf);
515 DataB3Len = b1_get_slice(card->port, card->databuf);
516 spin_unlock_irqrestore(&card->lock, flags);
517
518 if (MsgLen < 30) { /* not CAPI 64Bit */
519 memset(card->msgbuf+MsgLen, 0, 30-MsgLen);
520 MsgLen = 30;
521 CAPIMSG_SETLEN(card->msgbuf, 30);
522 }
523 if (!(skb = alloc_skb(DataB3Len + MsgLen, GFP_ATOMIC))) {
524 printk(KERN_ERR "%s: incoming packet dropped\n",
525 card->name);
526 } else {
527 memcpy(skb_put(skb, MsgLen), card->msgbuf, MsgLen);
528 memcpy(skb_put(skb, DataB3Len), card->databuf, DataB3Len);
529 capi_ctr_handle_message(ctrl, ApplId, skb);
530 }
531 break;
532
533 case RECEIVE_MESSAGE:
534
535 ApplId = (unsigned) b1_get_word(card->port);
536 MsgLen = b1_get_slice(card->port, card->msgbuf);
537 spin_unlock_irqrestore(&card->lock, flags);
538 if (!(skb = alloc_skb(MsgLen, GFP_ATOMIC))) {
539 printk(KERN_ERR "%s: incoming packet dropped\n",
540 card->name);
541 } else {
542 memcpy(skb_put(skb, MsgLen), card->msgbuf, MsgLen);
543 if (CAPIMSG_CMD(skb->data) == CAPI_DATA_B3_CONF)
544 capilib_data_b3_conf(&cinfo->ncci_head, ApplId,
545 CAPIMSG_NCCI(skb->data),
546 CAPIMSG_MSGID(skb->data));
547
548 capi_ctr_handle_message(ctrl, ApplId, skb);
549 }
550 break;
551
552 case RECEIVE_NEW_NCCI:
553
554 ApplId = b1_get_word(card->port);
555 NCCI = b1_get_word(card->port);
556 WindowSize = b1_get_word(card->port);
557 spin_unlock_irqrestore(&card->lock, flags);
558
559 capilib_new_ncci(&cinfo->ncci_head, ApplId, NCCI, WindowSize);
560
561 break;
562
563 case RECEIVE_FREE_NCCI:
564
565 ApplId = b1_get_word(card->port);
566 NCCI = b1_get_word(card->port);
567 spin_unlock_irqrestore(&card->lock, flags);
568
569 if (NCCI != 0xffffffff)
570 capilib_free_ncci(&cinfo->ncci_head, ApplId, NCCI);
571
572 break;
573
574 case RECEIVE_START:
575 /* b1_put_byte(card->port, SEND_POLLACK); */
576 spin_unlock_irqrestore(&card->lock, flags);
577 capi_ctr_resume_output(ctrl);
578 break;
579
580 case RECEIVE_STOP:
581 spin_unlock_irqrestore(&card->lock, flags);
582 capi_ctr_suspend_output(ctrl);
583 break;
584
585 case RECEIVE_INIT:
586
587 cinfo->versionlen = b1_get_slice(card->port, cinfo->versionbuf);
588 spin_unlock_irqrestore(&card->lock, flags);
589 b1_parse_version(cinfo);
590 printk(KERN_INFO "%s: %s-card (%s) now active\n",
591 card->name,
592 cinfo->version[VER_CARDTYPE],
593 cinfo->version[VER_DRIVER]);
594 capi_ctr_ready(ctrl);
595 break;
596
597 case RECEIVE_TASK_READY:
598 ApplId = (unsigned) b1_get_word(card->port);
599 MsgLen = b1_get_slice(card->port, card->msgbuf);
600 spin_unlock_irqrestore(&card->lock, flags);
601 card->msgbuf[MsgLen] = 0;
602 while ( MsgLen > 0
603 && ( card->msgbuf[MsgLen-1] == '\n'
604 || card->msgbuf[MsgLen-1] == '\r')) {
605 card->msgbuf[MsgLen-1] = 0;
606 MsgLen--;
607 }
608 printk(KERN_INFO "%s: task %d \"%s\" ready.\n",
609 card->name, ApplId, card->msgbuf);
610 break;
611
612 case RECEIVE_DEBUGMSG:
613 MsgLen = b1_get_slice(card->port, card->msgbuf);
614 spin_unlock_irqrestore(&card->lock, flags);
615 card->msgbuf[MsgLen] = 0;
616 while ( MsgLen > 0
617 && ( card->msgbuf[MsgLen-1] == '\n'
618 || card->msgbuf[MsgLen-1] == '\r')) {
619 card->msgbuf[MsgLen-1] = 0;
620 MsgLen--;
621 }
622 printk(KERN_INFO "%s: DEBUG: %s\n", card->name, card->msgbuf);
623 break;
624
625 case 0xff:
626 spin_unlock_irqrestore(&card->lock, flags);
627 printk(KERN_ERR "%s: card removed ?\n", card->name);
628 return IRQ_NONE;
629 default:
630 spin_unlock_irqrestore(&card->lock, flags);
631 printk(KERN_ERR "%s: b1_interrupt: 0x%x ???\n",
632 card->name, b1cmd);
633 return IRQ_HANDLED;
634 }
635 return IRQ_HANDLED;
636 }
637
638 /* ------------------------------------------------------------- */
639 int b1ctl_read_proc(char *page, char **start, off_t off,
640 int count, int *eof, struct capi_ctr *ctrl)
641 {
642 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
643 avmcard *card = cinfo->card;
644 u8 flag;
645 int len = 0;
646 char *s;
647
648 len += sprintf(page+len, "%-16s %s\n", "name", card->name);
649 len += sprintf(page+len, "%-16s 0x%x\n", "io", card->port);
650 len += sprintf(page+len, "%-16s %d\n", "irq", card->irq);
651 switch (card->cardtype) {
652 case avm_b1isa: s = "B1 ISA"; break;
653 case avm_b1pci: s = "B1 PCI"; break;
654 case avm_b1pcmcia: s = "B1 PCMCIA"; break;
655 case avm_m1: s = "M1"; break;
656 case avm_m2: s = "M2"; break;
657 case avm_t1isa: s = "T1 ISA (HEMA)"; break;
658 case avm_t1pci: s = "T1 PCI"; break;
659 case avm_c4: s = "C4"; break;
660 case avm_c2: s = "C2"; break;
661 default: s = "???"; break;
662 }
663 len += sprintf(page+len, "%-16s %s\n", "type", s);
664 if (card->cardtype == avm_t1isa)
665 len += sprintf(page+len, "%-16s %d\n", "cardnr", card->cardnr);
666 if ((s = cinfo->version[VER_DRIVER]) != 0)
667 len += sprintf(page+len, "%-16s %s\n", "ver_driver", s);
668 if ((s = cinfo->version[VER_CARDTYPE]) != 0)
669 len += sprintf(page+len, "%-16s %s\n", "ver_cardtype", s);
670 if ((s = cinfo->version[VER_SERIAL]) != 0)
671 len += sprintf(page+len, "%-16s %s\n", "ver_serial", s);
672
673 if (card->cardtype != avm_m1) {
674 flag = ((u8 *)(ctrl->profile.manu))[3];
675 if (flag)
676 len += sprintf(page+len, "%-16s%s%s%s%s%s%s%s\n",
677 "protocol",
678 (flag & 0x01) ? " DSS1" : "",
679 (flag & 0x02) ? " CT1" : "",
680 (flag & 0x04) ? " VN3" : "",
681 (flag & 0x08) ? " NI1" : "",
682 (flag & 0x10) ? " AUSTEL" : "",
683 (flag & 0x20) ? " ESS" : "",
684 (flag & 0x40) ? " 1TR6" : ""
685 );
686 }
687 if (card->cardtype != avm_m1) {
688 flag = ((u8 *)(ctrl->profile.manu))[5];
689 if (flag)
690 len += sprintf(page+len, "%-16s%s%s%s%s\n",
691 "linetype",
692 (flag & 0x01) ? " point to point" : "",
693 (flag & 0x02) ? " point to multipoint" : "",
694 (flag & 0x08) ? " leased line without D-channel" : "",
695 (flag & 0x04) ? " leased line with D-channel" : ""
696 );
697 }
698 len += sprintf(page+len, "%-16s %s\n", "cardname", cinfo->cardname);
699
700 if (off+count >= len)
701 *eof = 1;
702 if (len < off)
703 return 0;
704 *start = page + off;
705 return ((count < len-off) ? count : len-off);
706 }
707
708 /* ------------------------------------------------------------- */
709
710 #ifdef CONFIG_PCI
711
712 avmcard_dmainfo *
713 avmcard_dma_alloc(char *name, struct pci_dev *pdev, long rsize, long ssize)
714 {
715 avmcard_dmainfo *p;
716 void *buf;
717
718 p = kzalloc(sizeof(avmcard_dmainfo), GFP_KERNEL);
719 if (!p) {
720 printk(KERN_WARNING "%s: no memory.\n", name);
721 goto err;
722 }
723
724 p->recvbuf.size = rsize;
725 buf = pci_alloc_consistent(pdev, rsize, &p->recvbuf.dmaaddr);
726 if (!buf) {
727 printk(KERN_WARNING "%s: allocation of receive dma buffer failed.\n", name);
728 goto err_kfree;
729 }
730 p->recvbuf.dmabuf = buf;
731
732 p->sendbuf.size = ssize;
733 buf = pci_alloc_consistent(pdev, ssize, &p->sendbuf.dmaaddr);
734 if (!buf) {
735 printk(KERN_WARNING "%s: allocation of send dma buffer failed.\n", name);
736 goto err_free_consistent;
737 }
738
739 p->sendbuf.dmabuf = buf;
740 skb_queue_head_init(&p->send_queue);
741
742 return p;
743
744 err_free_consistent:
745 pci_free_consistent(p->pcidev, p->recvbuf.size,
746 p->recvbuf.dmabuf, p->recvbuf.dmaaddr);
747 err_kfree:
748 kfree(p);
749 err:
750 return NULL;
751 }
752
753 void avmcard_dma_free(avmcard_dmainfo *p)
754 {
755 pci_free_consistent(p->pcidev, p->recvbuf.size,
756 p->recvbuf.dmabuf, p->recvbuf.dmaaddr);
757 pci_free_consistent(p->pcidev, p->sendbuf.size,
758 p->sendbuf.dmabuf, p->sendbuf.dmaaddr);
759 skb_queue_purge(&p->send_queue);
760 kfree(p);
761 }
762
763 EXPORT_SYMBOL(avmcard_dma_alloc);
764 EXPORT_SYMBOL(avmcard_dma_free);
765
766 #endif
767
768 EXPORT_SYMBOL(b1_irq_table);
769
770 EXPORT_SYMBOL(b1_alloc_card);
771 EXPORT_SYMBOL(b1_free_card);
772 EXPORT_SYMBOL(b1_detect);
773 EXPORT_SYMBOL(b1_getrevision);
774 EXPORT_SYMBOL(b1_load_t4file);
775 EXPORT_SYMBOL(b1_load_config);
776 EXPORT_SYMBOL(b1_loaded);
777 EXPORT_SYMBOL(b1_load_firmware);
778 EXPORT_SYMBOL(b1_reset_ctr);
779 EXPORT_SYMBOL(b1_register_appl);
780 EXPORT_SYMBOL(b1_release_appl);
781 EXPORT_SYMBOL(b1_send_message);
782
783 EXPORT_SYMBOL(b1_parse_version);
784 EXPORT_SYMBOL(b1_interrupt);
785
786 EXPORT_SYMBOL(b1ctl_read_proc);
787
788 static int __init b1_init(void)
789 {
790 char *p;
791 char rev[32];
792
793 if ((p = strchr(revision, ':')) != 0 && p[1]) {
794 strlcpy(rev, p + 2, 32);
795 if ((p = strchr(rev, '$')) != 0 && p > rev)
796 *(p-1) = 0;
797 } else
798 strcpy(rev, "1.0");
799
800 printk(KERN_INFO "b1: revision %s\n", rev);
801
802 return 0;
803 }
804
805 static void __exit b1_exit(void)
806 {
807 }
808
809 module_init(b1_init);
810 module_exit(b1_exit);
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree