Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /********************************************************************* |
6819bc2e | 2 | * |
1da177e4 LT |
3 | * Filename: ircomm_core.c |
4 | * Version: 1.0 | |
5 | * Description: IrCOMM service interface | |
6 | * Status: Experimental. | |
7 | * Author: Dag Brattli <dagb@cs.uit.no> | |
8 | * Created at: Sun Jun 6 20:37:34 1999 | |
9 | * Modified at: Tue Dec 21 13:26:41 1999 | |
10 | * Modified by: Dag Brattli <dagb@cs.uit.no> | |
6819bc2e | 11 | * |
1da177e4 LT |
12 | * Copyright (c) 1999 Dag Brattli, All Rights Reserved. |
13 | * Copyright (c) 2000-2003 Jean Tourrilhes <jt@hpl.hp.com> | |
6819bc2e YH |
14 | * |
15 | * This program is free software; you can redistribute it and/or | |
16 | * modify it under the terms of the GNU General Public License as | |
17 | * published by the Free Software Foundation; either version 2 of | |
1da177e4 | 18 | * the License, or (at your option) any later version. |
6819bc2e | 19 | * |
1da177e4 LT |
20 | * This program is distributed in the hope that it will be useful, |
21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
23 | * GNU General Public License for more details. | |
6819bc2e YH |
24 | * |
25 | * You should have received a copy of the GNU General Public License | |
26 | * along with this program; if not, write to the Free Software | |
27 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
1da177e4 | 28 | * MA 02111-1307 USA |
6819bc2e | 29 | * |
1da177e4 LT |
30 | ********************************************************************/ |
31 | ||
1da177e4 | 32 | #include <linux/module.h> |
1da177e4 LT |
33 | #include <linux/proc_fs.h> |
34 | #include <linux/seq_file.h> | |
35 | #include <linux/init.h> | |
36 | ||
37 | #include <net/irda/irda.h> | |
38 | #include <net/irda/irmod.h> | |
39 | #include <net/irda/irlmp.h> | |
40 | #include <net/irda/iriap.h> | |
41 | #include <net/irda/irttp.h> | |
42 | #include <net/irda/irias_object.h> | |
43 | ||
44 | #include <net/irda/ircomm_event.h> | |
45 | #include <net/irda/ircomm_lmp.h> | |
46 | #include <net/irda/ircomm_ttp.h> | |
47 | #include <net/irda/ircomm_param.h> | |
48 | #include <net/irda/ircomm_core.h> | |
49 | ||
50 | static int __ircomm_close(struct ircomm_cb *self); | |
6819bc2e | 51 | static void ircomm_control_indication(struct ircomm_cb *self, |
1da177e4 LT |
52 | struct sk_buff *skb, int clen); |
53 | ||
54 | #ifdef CONFIG_PROC_FS | |
55 | extern struct proc_dir_entry *proc_irda; | |
56 | static int ircomm_seq_open(struct inode *, struct file *); | |
57 | ||
da7071d7 | 58 | static const struct file_operations ircomm_proc_fops = { |
1da177e4 LT |
59 | .owner = THIS_MODULE, |
60 | .open = ircomm_seq_open, | |
61 | .read = seq_read, | |
62 | .llseek = seq_lseek, | |
63 | .release = seq_release, | |
64 | }; | |
65 | #endif /* CONFIG_PROC_FS */ | |
66 | ||
67 | hashbin_t *ircomm = NULL; | |
68 | ||
69 | static int __init ircomm_init(void) | |
70 | { | |
6819bc2e | 71 | ircomm = hashbin_new(HB_LOCK); |
1da177e4 LT |
72 | if (ircomm == NULL) { |
73 | IRDA_ERROR("%s(), can't allocate hashbin!\n", __FUNCTION__); | |
74 | return -ENOMEM; | |
75 | } | |
6819bc2e | 76 | |
1da177e4 LT |
77 | #ifdef CONFIG_PROC_FS |
78 | { struct proc_dir_entry *ent; | |
79 | ent = create_proc_entry("ircomm", 0, proc_irda); | |
6819bc2e | 80 | if (ent) |
1da177e4 LT |
81 | ent->proc_fops = &ircomm_proc_fops; |
82 | } | |
83 | #endif /* CONFIG_PROC_FS */ | |
6819bc2e | 84 | |
1da177e4 | 85 | IRDA_MESSAGE("IrCOMM protocol (Dag Brattli)\n"); |
6819bc2e | 86 | |
1da177e4 LT |
87 | return 0; |
88 | } | |
89 | ||
90 | static void __exit ircomm_cleanup(void) | |
91 | { | |
92 | IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); | |
93 | ||
94 | hashbin_delete(ircomm, (FREE_FUNC) __ircomm_close); | |
95 | ||
96 | #ifdef CONFIG_PROC_FS | |
97 | remove_proc_entry("ircomm", proc_irda); | |
98 | #endif /* CONFIG_PROC_FS */ | |
99 | } | |
100 | ||
101 | /* | |
102 | * Function ircomm_open (client_notify) | |
103 | * | |
104 | * Start a new IrCOMM instance | |
105 | * | |
106 | */ | |
107 | struct ircomm_cb *ircomm_open(notify_t *notify, __u8 service_type, int line) | |
108 | { | |
109 | struct ircomm_cb *self = NULL; | |
110 | int ret; | |
111 | ||
112 | IRDA_DEBUG(2, "%s(), service_type=0x%02x\n", __FUNCTION__ , | |
113 | service_type); | |
114 | ||
115 | IRDA_ASSERT(ircomm != NULL, return NULL;); | |
116 | ||
0da974f4 | 117 | self = kzalloc(sizeof(struct ircomm_cb), GFP_ATOMIC); |
1da177e4 LT |
118 | if (self == NULL) |
119 | return NULL; | |
120 | ||
1da177e4 LT |
121 | self->notify = *notify; |
122 | self->magic = IRCOMM_MAGIC; | |
123 | ||
124 | /* Check if we should use IrLMP or IrTTP */ | |
125 | if (service_type & IRCOMM_3_WIRE_RAW) { | |
126 | self->flow_status = FLOW_START; | |
127 | ret = ircomm_open_lsap(self); | |
128 | } else | |
129 | ret = ircomm_open_tsap(self); | |
130 | ||
131 | if (ret < 0) { | |
132 | kfree(self); | |
133 | return NULL; | |
134 | } | |
135 | ||
136 | self->service_type = service_type; | |
137 | self->line = line; | |
138 | ||
139 | hashbin_insert(ircomm, (irda_queue_t *) self, line, NULL); | |
140 | ||
6819bc2e | 141 | ircomm_next_state(self, IRCOMM_IDLE); |
1da177e4 LT |
142 | |
143 | return self; | |
144 | } | |
145 | ||
146 | EXPORT_SYMBOL(ircomm_open); | |
147 | ||
148 | /* | |
149 | * Function ircomm_close_instance (self) | |
150 | * | |
151 | * Remove IrCOMM instance | |
152 | * | |
153 | */ | |
154 | static int __ircomm_close(struct ircomm_cb *self) | |
155 | { | |
156 | IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); | |
157 | ||
158 | /* Disconnect link if any */ | |
159 | ircomm_do_event(self, IRCOMM_DISCONNECT_REQUEST, NULL, NULL); | |
160 | ||
161 | /* Remove TSAP */ | |
162 | if (self->tsap) { | |
163 | irttp_close_tsap(self->tsap); | |
164 | self->tsap = NULL; | |
165 | } | |
166 | ||
167 | /* Remove LSAP */ | |
168 | if (self->lsap) { | |
169 | irlmp_close_lsap(self->lsap); | |
170 | self->lsap = NULL; | |
171 | } | |
172 | self->magic = 0; | |
173 | ||
174 | kfree(self); | |
175 | ||
176 | return 0; | |
177 | } | |
178 | ||
179 | /* | |
180 | * Function ircomm_close (self) | |
181 | * | |
182 | * Closes and removes the specified IrCOMM instance | |
183 | * | |
184 | */ | |
185 | int ircomm_close(struct ircomm_cb *self) | |
186 | { | |
187 | struct ircomm_cb *entry; | |
188 | ||
189 | IRDA_ASSERT(self != NULL, return -EIO;); | |
190 | IRDA_ASSERT(self->magic == IRCOMM_MAGIC, return -EIO;); | |
191 | ||
192 | IRDA_DEBUG(0, "%s()\n", __FUNCTION__ ); | |
193 | ||
194 | entry = hashbin_remove(ircomm, self->line, NULL); | |
195 | ||
196 | IRDA_ASSERT(entry == self, return -1;); | |
6819bc2e YH |
197 | |
198 | return __ircomm_close(self); | |
1da177e4 LT |
199 | } |
200 | ||
201 | EXPORT_SYMBOL(ircomm_close); | |
202 | ||
203 | /* | |
204 | * Function ircomm_connect_request (self, service_type) | |
205 | * | |
206 | * Impl. of this function is differ from one of the reference. This | |
207 | * function does discovery as well as sending connect request | |
6819bc2e | 208 | * |
1da177e4 | 209 | */ |
6819bc2e | 210 | int ircomm_connect_request(struct ircomm_cb *self, __u8 dlsap_sel, |
1da177e4 LT |
211 | __u32 saddr, __u32 daddr, struct sk_buff *skb, |
212 | __u8 service_type) | |
213 | { | |
214 | struct ircomm_info info; | |
215 | int ret; | |
216 | ||
217 | IRDA_DEBUG(2 , "%s()\n", __FUNCTION__ ); | |
218 | ||
219 | IRDA_ASSERT(self != NULL, return -1;); | |
220 | IRDA_ASSERT(self->magic == IRCOMM_MAGIC, return -1;); | |
221 | ||
222 | self->service_type= service_type; | |
223 | ||
224 | info.dlsap_sel = dlsap_sel; | |
225 | info.saddr = saddr; | |
226 | info.daddr = daddr; | |
227 | ||
228 | ret = ircomm_do_event(self, IRCOMM_CONNECT_REQUEST, skb, &info); | |
229 | ||
230 | return ret; | |
231 | } | |
232 | ||
233 | EXPORT_SYMBOL(ircomm_connect_request); | |
234 | ||
235 | /* | |
236 | * Function ircomm_connect_indication (self, qos, skb) | |
237 | * | |
238 | * Notify user layer about the incoming connection | |
239 | * | |
240 | */ | |
241 | void ircomm_connect_indication(struct ircomm_cb *self, struct sk_buff *skb, | |
242 | struct ircomm_info *info) | |
243 | { | |
244 | int clen = 0; | |
6819bc2e | 245 | |
1da177e4 LT |
246 | IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); |
247 | ||
248 | /* Check if the packet contains data on the control channel */ | |
249 | if (skb->len > 0) | |
250 | clen = skb->data[0]; | |
6819bc2e YH |
251 | |
252 | /* | |
253 | * If there are any data hiding in the control channel, we must | |
254 | * deliver it first. The side effect is that the control channel | |
1da177e4 LT |
255 | * will be removed from the skb |
256 | */ | |
257 | if (self->notify.connect_indication) | |
6819bc2e | 258 | self->notify.connect_indication(self->notify.instance, self, |
1da177e4 LT |
259 | info->qos, info->max_data_size, |
260 | info->max_header_size, skb); | |
261 | else { | |
262 | IRDA_DEBUG(0, "%s(), missing handler\n", __FUNCTION__ ); | |
263 | } | |
264 | } | |
265 | ||
266 | /* | |
267 | * Function ircomm_connect_response (self, userdata, max_sdu_size) | |
268 | * | |
269 | * User accepts connection | |
270 | * | |
271 | */ | |
272 | int ircomm_connect_response(struct ircomm_cb *self, struct sk_buff *userdata) | |
273 | { | |
274 | int ret; | |
275 | ||
276 | IRDA_ASSERT(self != NULL, return -1;); | |
277 | IRDA_ASSERT(self->magic == IRCOMM_MAGIC, return -1;); | |
278 | ||
279 | IRDA_DEBUG(4, "%s()\n", __FUNCTION__ ); | |
280 | ||
281 | ret = ircomm_do_event(self, IRCOMM_CONNECT_RESPONSE, userdata, NULL); | |
282 | ||
283 | return ret; | |
6819bc2e | 284 | } |
1da177e4 LT |
285 | |
286 | EXPORT_SYMBOL(ircomm_connect_response); | |
287 | ||
288 | /* | |
289 | * Function connect_confirm (self, skb) | |
290 | * | |
291 | * Notify user layer that the link is now connected | |
292 | * | |
293 | */ | |
294 | void ircomm_connect_confirm(struct ircomm_cb *self, struct sk_buff *skb, | |
295 | struct ircomm_info *info) | |
296 | { | |
297 | IRDA_DEBUG(4, "%s()\n", __FUNCTION__ ); | |
298 | ||
299 | if (self->notify.connect_confirm ) | |
300 | self->notify.connect_confirm(self->notify.instance, | |
6819bc2e | 301 | self, info->qos, |
1da177e4 LT |
302 | info->max_data_size, |
303 | info->max_header_size, skb); | |
304 | else { | |
305 | IRDA_DEBUG(0, "%s(), missing handler\n", __FUNCTION__ ); | |
306 | } | |
307 | } | |
308 | ||
309 | /* | |
310 | * Function ircomm_data_request (self, userdata) | |
311 | * | |
312 | * Send IrCOMM data to peer device | |
313 | * | |
314 | */ | |
315 | int ircomm_data_request(struct ircomm_cb *self, struct sk_buff *skb) | |
316 | { | |
317 | int ret; | |
318 | ||
319 | IRDA_DEBUG(4, "%s()\n", __FUNCTION__ ); | |
320 | ||
321 | IRDA_ASSERT(self != NULL, return -EFAULT;); | |
322 | IRDA_ASSERT(self->magic == IRCOMM_MAGIC, return -EFAULT;); | |
323 | IRDA_ASSERT(skb != NULL, return -EFAULT;); | |
6819bc2e | 324 | |
1da177e4 LT |
325 | ret = ircomm_do_event(self, IRCOMM_DATA_REQUEST, skb, NULL); |
326 | ||
327 | return ret; | |
328 | } | |
329 | ||
330 | EXPORT_SYMBOL(ircomm_data_request); | |
331 | ||
332 | /* | |
333 | * Function ircomm_data_indication (self, skb) | |
334 | * | |
335 | * Data arrived, so deliver it to user | |
336 | * | |
337 | */ | |
338 | void ircomm_data_indication(struct ircomm_cb *self, struct sk_buff *skb) | |
6819bc2e | 339 | { |
1da177e4 LT |
340 | IRDA_DEBUG(4, "%s()\n", __FUNCTION__ ); |
341 | ||
342 | IRDA_ASSERT(skb->len > 0, return;); | |
343 | ||
344 | if (self->notify.data_indication) | |
345 | self->notify.data_indication(self->notify.instance, self, skb); | |
346 | else { | |
347 | IRDA_DEBUG(0, "%s(), missing handler\n", __FUNCTION__ ); | |
348 | } | |
349 | } | |
350 | ||
351 | /* | |
352 | * Function ircomm_process_data (self, skb) | |
353 | * | |
354 | * Data arrived which may contain control channel data | |
355 | * | |
356 | */ | |
357 | void ircomm_process_data(struct ircomm_cb *self, struct sk_buff *skb) | |
358 | { | |
359 | int clen; | |
360 | ||
361 | IRDA_ASSERT(skb->len > 0, return;); | |
362 | ||
363 | clen = skb->data[0]; | |
364 | ||
6819bc2e YH |
365 | /* |
366 | * If there are any data hiding in the control channel, we must | |
367 | * deliver it first. The side effect is that the control channel | |
1da177e4 LT |
368 | * will be removed from the skb |
369 | */ | |
370 | if (clen > 0) | |
371 | ircomm_control_indication(self, skb, clen); | |
372 | ||
373 | /* Remove control channel from data channel */ | |
374 | skb_pull(skb, clen+1); | |
375 | ||
376 | if (skb->len) | |
6819bc2e | 377 | ircomm_data_indication(self, skb); |
1da177e4 LT |
378 | else { |
379 | IRDA_DEBUG(4, "%s(), data was control info only!\n", | |
380 | __FUNCTION__ ); | |
381 | } | |
382 | } | |
383 | ||
384 | /* | |
385 | * Function ircomm_control_request (self, params) | |
386 | * | |
387 | * Send control data to peer device | |
388 | * | |
389 | */ | |
390 | int ircomm_control_request(struct ircomm_cb *self, struct sk_buff *skb) | |
391 | { | |
392 | int ret; | |
6819bc2e | 393 | |
1da177e4 LT |
394 | IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); |
395 | ||
396 | IRDA_ASSERT(self != NULL, return -EFAULT;); | |
397 | IRDA_ASSERT(self->magic == IRCOMM_MAGIC, return -EFAULT;); | |
398 | IRDA_ASSERT(skb != NULL, return -EFAULT;); | |
6819bc2e | 399 | |
1da177e4 LT |
400 | ret = ircomm_do_event(self, IRCOMM_CONTROL_REQUEST, skb, NULL); |
401 | ||
402 | return ret; | |
403 | } | |
404 | ||
405 | EXPORT_SYMBOL(ircomm_control_request); | |
406 | ||
407 | /* | |
408 | * Function ircomm_control_indication (self, skb) | |
409 | * | |
410 | * Data has arrived on the control channel | |
411 | * | |
412 | */ | |
6819bc2e | 413 | static void ircomm_control_indication(struct ircomm_cb *self, |
1da177e4 LT |
414 | struct sk_buff *skb, int clen) |
415 | { | |
6819bc2e | 416 | IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); |
1da177e4 LT |
417 | |
418 | /* Use udata for delivering data on the control channel */ | |
419 | if (self->notify.udata_indication) { | |
420 | struct sk_buff *ctrl_skb; | |
421 | ||
422 | /* We don't own the skb, so clone it */ | |
423 | ctrl_skb = skb_clone(skb, GFP_ATOMIC); | |
424 | if (!ctrl_skb) | |
425 | return; | |
426 | ||
427 | /* Remove data channel from control channel */ | |
428 | skb_trim(ctrl_skb, clen+1); | |
6819bc2e YH |
429 | |
430 | self->notify.udata_indication(self->notify.instance, self, | |
1da177e4 LT |
431 | ctrl_skb); |
432 | ||
433 | /* Drop reference count - | |
434 | * see ircomm_tty_control_indication(). */ | |
435 | dev_kfree_skb(ctrl_skb); | |
436 | } else { | |
437 | IRDA_DEBUG(0, "%s(), missing handler\n", __FUNCTION__ ); | |
438 | } | |
439 | } | |
440 | ||
441 | /* | |
442 | * Function ircomm_disconnect_request (self, userdata, priority) | |
443 | * | |
444 | * User layer wants to disconnect the IrCOMM connection | |
445 | * | |
446 | */ | |
447 | int ircomm_disconnect_request(struct ircomm_cb *self, struct sk_buff *userdata) | |
448 | { | |
449 | struct ircomm_info info; | |
450 | int ret; | |
451 | ||
452 | IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); | |
453 | ||
454 | IRDA_ASSERT(self != NULL, return -1;); | |
455 | IRDA_ASSERT(self->magic == IRCOMM_MAGIC, return -1;); | |
456 | ||
6819bc2e | 457 | ret = ircomm_do_event(self, IRCOMM_DISCONNECT_REQUEST, userdata, |
1da177e4 LT |
458 | &info); |
459 | return ret; | |
460 | } | |
461 | ||
462 | EXPORT_SYMBOL(ircomm_disconnect_request); | |
463 | ||
464 | /* | |
465 | * Function disconnect_indication (self, skb) | |
466 | * | |
467 | * Tell user that the link has been disconnected | |
468 | * | |
469 | */ | |
470 | void ircomm_disconnect_indication(struct ircomm_cb *self, struct sk_buff *skb, | |
471 | struct ircomm_info *info) | |
472 | { | |
473 | IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); | |
6819bc2e | 474 | |
1da177e4 LT |
475 | IRDA_ASSERT(info != NULL, return;); |
476 | ||
477 | if (self->notify.disconnect_indication) { | |
478 | self->notify.disconnect_indication(self->notify.instance, self, | |
479 | info->reason, skb); | |
480 | } else { | |
481 | IRDA_DEBUG(0, "%s(), missing handler\n", __FUNCTION__ ); | |
482 | } | |
483 | } | |
484 | ||
485 | /* | |
486 | * Function ircomm_flow_request (self, flow) | |
487 | * | |
6819bc2e | 488 | * |
1da177e4 LT |
489 | * |
490 | */ | |
491 | void ircomm_flow_request(struct ircomm_cb *self, LOCAL_FLOW flow) | |
492 | { | |
493 | IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); | |
494 | ||
495 | IRDA_ASSERT(self != NULL, return;); | |
496 | IRDA_ASSERT(self->magic == IRCOMM_MAGIC, return;); | |
497 | ||
498 | if (self->service_type == IRCOMM_3_WIRE_RAW) | |
499 | return; | |
500 | ||
501 | irttp_flow_request(self->tsap, flow); | |
502 | } | |
503 | ||
504 | EXPORT_SYMBOL(ircomm_flow_request); | |
505 | ||
506 | #ifdef CONFIG_PROC_FS | |
507 | static void *ircomm_seq_start(struct seq_file *seq, loff_t *pos) | |
508 | { | |
509 | struct ircomm_cb *self; | |
510 | loff_t off = 0; | |
511 | ||
512 | spin_lock_irq(&ircomm->hb_spinlock); | |
513 | ||
514 | for (self = (struct ircomm_cb *) hashbin_get_first(ircomm); | |
515 | self != NULL; | |
516 | self = (struct ircomm_cb *) hashbin_get_next(ircomm)) { | |
517 | if (off++ == *pos) | |
518 | break; | |
6819bc2e | 519 | |
1da177e4 LT |
520 | } |
521 | return self; | |
522 | } | |
523 | ||
524 | static void *ircomm_seq_next(struct seq_file *seq, void *v, loff_t *pos) | |
525 | { | |
526 | ++*pos; | |
527 | ||
528 | return (void *) hashbin_get_next(ircomm); | |
529 | } | |
530 | ||
531 | static void ircomm_seq_stop(struct seq_file *seq, void *v) | |
532 | { | |
533 | spin_unlock_irq(&ircomm->hb_spinlock); | |
534 | } | |
535 | ||
536 | static int ircomm_seq_show(struct seq_file *seq, void *v) | |
6819bc2e | 537 | { |
1da177e4 LT |
538 | const struct ircomm_cb *self = v; |
539 | ||
540 | IRDA_ASSERT(self->magic == IRCOMM_MAGIC, return -EINVAL; ); | |
541 | ||
542 | if(self->line < 0x10) | |
543 | seq_printf(seq, "ircomm%d", self->line); | |
544 | else | |
545 | seq_printf(seq, "irlpt%d", self->line - 0x10); | |
546 | ||
547 | seq_printf(seq, | |
548 | " state: %s, slsap_sel: %#02x, dlsap_sel: %#02x, mode:", | |
549 | ircomm_state[ self->state], | |
6819bc2e | 550 | self->slsap_sel, self->dlsap_sel); |
1da177e4 LT |
551 | |
552 | if(self->service_type & IRCOMM_3_WIRE_RAW) | |
553 | seq_printf(seq, " 3-wire-raw"); | |
554 | if(self->service_type & IRCOMM_3_WIRE) | |
555 | seq_printf(seq, " 3-wire"); | |
556 | if(self->service_type & IRCOMM_9_WIRE) | |
557 | seq_printf(seq, " 9-wire"); | |
558 | if(self->service_type & IRCOMM_CENTRONICS) | |
559 | seq_printf(seq, " Centronics"); | |
560 | seq_putc(seq, '\n'); | |
561 | ||
562 | return 0; | |
563 | } | |
564 | ||
565 | static struct seq_operations ircomm_seq_ops = { | |
566 | .start = ircomm_seq_start, | |
567 | .next = ircomm_seq_next, | |
568 | .stop = ircomm_seq_stop, | |
569 | .show = ircomm_seq_show, | |
570 | }; | |
571 | ||
572 | static int ircomm_seq_open(struct inode *inode, struct file *file) | |
573 | { | |
574 | return seq_open(file, &ircomm_seq_ops); | |
575 | } | |
576 | #endif /* CONFIG_PROC_FS */ | |
577 | ||
578 | MODULE_AUTHOR("Dag Brattli <dag@brattli.net>"); | |
579 | MODULE_DESCRIPTION("IrCOMM protocol"); | |
580 | MODULE_LICENSE("GPL"); | |
581 | ||
582 | module_init(ircomm_init); | |
583 | module_exit(ircomm_cleanup); |