Commit | Line | Data |
---|---|---|
8e87d142 | 1 | /* |
1da177e4 LT |
2 | CMTP implementation for Linux Bluetooth stack (BlueZ). |
3 | Copyright (C) 2002-2003 Marcel Holtmann <marcel@holtmann.org> | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License version 2 as | |
7 | published by the Free Software Foundation; | |
8 | ||
9 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
10 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
11 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
12 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
8e87d142 YH |
13 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES |
14 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
15 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
1da177e4 LT |
16 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
17 | ||
8e87d142 YH |
18 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, |
19 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
1da177e4 LT |
20 | SOFTWARE IS DISCLAIMED. |
21 | */ | |
22 | ||
2ad8f54b | 23 | #include <linux/export.h> |
9a58a80a AD |
24 | #include <linux/proc_fs.h> |
25 | #include <linux/seq_file.h> | |
1da177e4 LT |
26 | #include <linux/types.h> |
27 | #include <linux/errno.h> | |
28 | #include <linux/kernel.h> | |
1da177e4 LT |
29 | #include <linux/sched.h> |
30 | #include <linux/slab.h> | |
31 | #include <linux/poll.h> | |
32 | #include <linux/fcntl.h> | |
33 | #include <linux/skbuff.h> | |
34 | #include <linux/socket.h> | |
35 | #include <linux/ioctl.h> | |
36 | #include <linux/file.h> | |
37 | #include <linux/wait.h> | |
fada4ac3 | 38 | #include <linux/kthread.h> |
1da177e4 LT |
39 | #include <net/sock.h> |
40 | ||
41 | #include <linux/isdn/capilli.h> | |
42 | #include <linux/isdn/capicmd.h> | |
43 | #include <linux/isdn/capiutil.h> | |
44 | ||
45 | #include "cmtp.h" | |
46 | ||
1da177e4 LT |
47 | #define CAPI_INTEROPERABILITY 0x20 |
48 | ||
49 | #define CAPI_INTEROPERABILITY_REQ CAPICMD(CAPI_INTEROPERABILITY, CAPI_REQ) | |
50 | #define CAPI_INTEROPERABILITY_CONF CAPICMD(CAPI_INTEROPERABILITY, CAPI_CONF) | |
51 | #define CAPI_INTEROPERABILITY_IND CAPICMD(CAPI_INTEROPERABILITY, CAPI_IND) | |
52 | #define CAPI_INTEROPERABILITY_RESP CAPICMD(CAPI_INTEROPERABILITY, CAPI_RESP) | |
53 | ||
54 | #define CAPI_INTEROPERABILITY_REQ_LEN (CAPI_MSG_BASELEN + 2) | |
55 | #define CAPI_INTEROPERABILITY_CONF_LEN (CAPI_MSG_BASELEN + 4) | |
56 | #define CAPI_INTEROPERABILITY_IND_LEN (CAPI_MSG_BASELEN + 2) | |
57 | #define CAPI_INTEROPERABILITY_RESP_LEN (CAPI_MSG_BASELEN + 2) | |
58 | ||
59 | #define CAPI_FUNCTION_REGISTER 0 | |
60 | #define CAPI_FUNCTION_RELEASE 1 | |
61 | #define CAPI_FUNCTION_GET_PROFILE 2 | |
62 | #define CAPI_FUNCTION_GET_MANUFACTURER 3 | |
63 | #define CAPI_FUNCTION_GET_VERSION 4 | |
64 | #define CAPI_FUNCTION_GET_SERIAL_NUMBER 5 | |
65 | #define CAPI_FUNCTION_MANUFACTURER 6 | |
66 | #define CAPI_FUNCTION_LOOPBACK 7 | |
67 | ||
68 | ||
69 | #define CMTP_MSGNUM 1 | |
70 | #define CMTP_APPLID 2 | |
71 | #define CMTP_MAPPING 3 | |
72 | ||
73 | static struct cmtp_application *cmtp_application_add(struct cmtp_session *session, __u16 appl) | |
74 | { | |
25ea6db0 | 75 | struct cmtp_application *app = kzalloc(sizeof(*app), GFP_KERNEL); |
1da177e4 LT |
76 | |
77 | BT_DBG("session %p application %p appl %d", session, app, appl); | |
78 | ||
79 | if (!app) | |
80 | return NULL; | |
81 | ||
1da177e4 LT |
82 | app->state = BT_OPEN; |
83 | app->appl = appl; | |
84 | ||
85 | list_add_tail(&app->list, &session->applications); | |
86 | ||
87 | return app; | |
88 | } | |
89 | ||
90 | static void cmtp_application_del(struct cmtp_session *session, struct cmtp_application *app) | |
91 | { | |
92 | BT_DBG("session %p application %p", session, app); | |
93 | ||
94 | if (app) { | |
95 | list_del(&app->list); | |
96 | kfree(app); | |
97 | } | |
98 | } | |
99 | ||
100 | static struct cmtp_application *cmtp_application_get(struct cmtp_session *session, int pattern, __u16 value) | |
101 | { | |
102 | struct cmtp_application *app; | |
1da177e4 | 103 | |
7eb7404f | 104 | list_for_each_entry(app, &session->applications, list) { |
1da177e4 LT |
105 | switch (pattern) { |
106 | case CMTP_MSGNUM: | |
107 | if (app->msgnum == value) | |
108 | return app; | |
109 | break; | |
110 | case CMTP_APPLID: | |
111 | if (app->appl == value) | |
112 | return app; | |
113 | break; | |
114 | case CMTP_MAPPING: | |
115 | if (app->mapping == value) | |
116 | return app; | |
117 | break; | |
118 | } | |
119 | } | |
120 | ||
121 | return NULL; | |
122 | } | |
123 | ||
124 | static int cmtp_msgnum_get(struct cmtp_session *session) | |
125 | { | |
126 | session->msgnum++; | |
127 | ||
128 | if ((session->msgnum & 0xff) > 200) | |
129 | session->msgnum = CMTP_INITIAL_MSGNUM + 1; | |
130 | ||
131 | return session->msgnum; | |
132 | } | |
133 | ||
134 | static void cmtp_send_capimsg(struct cmtp_session *session, struct sk_buff *skb) | |
135 | { | |
136 | struct cmtp_scb *scb = (void *) skb->cb; | |
137 | ||
138 | BT_DBG("session %p skb %p len %d", session, skb, skb->len); | |
139 | ||
140 | scb->id = -1; | |
141 | scb->data = (CAPIMSG_COMMAND(skb->data) == CAPI_DATA_B3); | |
142 | ||
143 | skb_queue_tail(&session->transmit, skb); | |
144 | ||
fada4ac3 | 145 | wake_up_interruptible(sk_sleep(session->sock->sk)); |
1da177e4 LT |
146 | } |
147 | ||
148 | static void cmtp_send_interopmsg(struct cmtp_session *session, | |
149 | __u8 subcmd, __u16 appl, __u16 msgnum, | |
150 | __u16 function, unsigned char *buf, int len) | |
151 | { | |
152 | struct sk_buff *skb; | |
153 | unsigned char *s; | |
154 | ||
155 | BT_DBG("session %p subcmd 0x%02x appl %d msgnum %d", session, subcmd, appl, msgnum); | |
156 | ||
5a08ecce AE |
157 | skb = alloc_skb(CAPI_MSG_BASELEN + 6 + len, GFP_ATOMIC); |
158 | if (!skb) { | |
1da177e4 LT |
159 | BT_ERR("Can't allocate memory for interoperability packet"); |
160 | return; | |
161 | } | |
162 | ||
163 | s = skb_put(skb, CAPI_MSG_BASELEN + 6 + len); | |
164 | ||
165 | capimsg_setu16(s, 0, CAPI_MSG_BASELEN + 6 + len); | |
166 | capimsg_setu16(s, 2, appl); | |
167 | capimsg_setu8 (s, 4, CAPI_INTEROPERABILITY); | |
168 | capimsg_setu8 (s, 5, subcmd); | |
169 | capimsg_setu16(s, 6, msgnum); | |
170 | ||
171 | /* Interoperability selector (Bluetooth Device Management) */ | |
172 | capimsg_setu16(s, 8, 0x0001); | |
173 | ||
174 | capimsg_setu8 (s, 10, 3 + len); | |
175 | capimsg_setu16(s, 11, function); | |
176 | capimsg_setu8 (s, 13, len); | |
177 | ||
178 | if (len > 0) | |
179 | memcpy(s + 14, buf, len); | |
180 | ||
181 | cmtp_send_capimsg(session, skb); | |
182 | } | |
183 | ||
184 | static void cmtp_recv_interopmsg(struct cmtp_session *session, struct sk_buff *skb) | |
185 | { | |
186 | struct capi_ctr *ctrl = &session->ctrl; | |
187 | struct cmtp_application *application; | |
188 | __u16 appl, msgnum, func, info; | |
189 | __u32 controller; | |
190 | ||
191 | BT_DBG("session %p skb %p len %d", session, skb, skb->len); | |
192 | ||
193 | switch (CAPIMSG_SUBCOMMAND(skb->data)) { | |
194 | case CAPI_CONF: | |
f4777569 MH |
195 | if (skb->len < CAPI_MSG_BASELEN + 10) |
196 | break; | |
197 | ||
1da177e4 LT |
198 | func = CAPIMSG_U16(skb->data, CAPI_MSG_BASELEN + 5); |
199 | info = CAPIMSG_U16(skb->data, CAPI_MSG_BASELEN + 8); | |
200 | ||
201 | switch (func) { | |
202 | case CAPI_FUNCTION_REGISTER: | |
203 | msgnum = CAPIMSG_MSGID(skb->data); | |
204 | ||
205 | application = cmtp_application_get(session, CMTP_MSGNUM, msgnum); | |
206 | if (application) { | |
207 | application->state = BT_CONNECTED; | |
208 | application->msgnum = 0; | |
209 | application->mapping = CAPIMSG_APPID(skb->data); | |
210 | wake_up_interruptible(&session->wait); | |
211 | } | |
212 | ||
213 | break; | |
214 | ||
215 | case CAPI_FUNCTION_RELEASE: | |
216 | appl = CAPIMSG_APPID(skb->data); | |
217 | ||
218 | application = cmtp_application_get(session, CMTP_MAPPING, appl); | |
219 | if (application) { | |
220 | application->state = BT_CLOSED; | |
221 | application->msgnum = 0; | |
222 | wake_up_interruptible(&session->wait); | |
223 | } | |
224 | ||
225 | break; | |
226 | ||
227 | case CAPI_FUNCTION_GET_PROFILE: | |
f4777569 MH |
228 | if (skb->len < CAPI_MSG_BASELEN + 11 + sizeof(capi_profile)) |
229 | break; | |
230 | ||
1da177e4 LT |
231 | controller = CAPIMSG_U16(skb->data, CAPI_MSG_BASELEN + 11); |
232 | msgnum = CAPIMSG_MSGID(skb->data); | |
233 | ||
234 | if (!info && (msgnum == CMTP_INITIAL_MSGNUM)) { | |
235 | session->ncontroller = controller; | |
236 | wake_up_interruptible(&session->wait); | |
237 | break; | |
238 | } | |
239 | ||
240 | if (!info && ctrl) { | |
241 | memcpy(&ctrl->profile, | |
242 | skb->data + CAPI_MSG_BASELEN + 11, | |
243 | sizeof(capi_profile)); | |
244 | session->state = BT_CONNECTED; | |
245 | capi_ctr_ready(ctrl); | |
246 | } | |
247 | ||
248 | break; | |
249 | ||
250 | case CAPI_FUNCTION_GET_MANUFACTURER: | |
f4777569 MH |
251 | if (skb->len < CAPI_MSG_BASELEN + 15) |
252 | break; | |
253 | ||
1da177e4 | 254 | if (!info && ctrl) { |
f4777569 MH |
255 | int len = min_t(uint, CAPI_MANUFACTURER_LEN, |
256 | skb->data[CAPI_MSG_BASELEN + 14]); | |
257 | ||
258 | memset(ctrl->manu, 0, CAPI_MANUFACTURER_LEN); | |
1da177e4 | 259 | strncpy(ctrl->manu, |
f4777569 | 260 | skb->data + CAPI_MSG_BASELEN + 15, len); |
1da177e4 LT |
261 | } |
262 | ||
263 | break; | |
264 | ||
265 | case CAPI_FUNCTION_GET_VERSION: | |
f4777569 MH |
266 | if (skb->len < CAPI_MSG_BASELEN + 32) |
267 | break; | |
268 | ||
1da177e4 LT |
269 | if (!info && ctrl) { |
270 | ctrl->version.majorversion = CAPIMSG_U32(skb->data, CAPI_MSG_BASELEN + 16); | |
271 | ctrl->version.minorversion = CAPIMSG_U32(skb->data, CAPI_MSG_BASELEN + 20); | |
272 | ctrl->version.majormanuversion = CAPIMSG_U32(skb->data, CAPI_MSG_BASELEN + 24); | |
273 | ctrl->version.minormanuversion = CAPIMSG_U32(skb->data, CAPI_MSG_BASELEN + 28); | |
274 | } | |
275 | ||
276 | break; | |
277 | ||
278 | case CAPI_FUNCTION_GET_SERIAL_NUMBER: | |
f4777569 MH |
279 | if (skb->len < CAPI_MSG_BASELEN + 17) |
280 | break; | |
281 | ||
1da177e4 | 282 | if (!info && ctrl) { |
f4777569 MH |
283 | int len = min_t(uint, CAPI_SERIAL_LEN, |
284 | skb->data[CAPI_MSG_BASELEN + 16]); | |
285 | ||
1da177e4 LT |
286 | memset(ctrl->serial, 0, CAPI_SERIAL_LEN); |
287 | strncpy(ctrl->serial, | |
f4777569 | 288 | skb->data + CAPI_MSG_BASELEN + 17, len); |
1da177e4 LT |
289 | } |
290 | ||
291 | break; | |
292 | } | |
293 | ||
294 | break; | |
295 | ||
296 | case CAPI_IND: | |
f4777569 MH |
297 | if (skb->len < CAPI_MSG_BASELEN + 6) |
298 | break; | |
299 | ||
1da177e4 LT |
300 | func = CAPIMSG_U16(skb->data, CAPI_MSG_BASELEN + 3); |
301 | ||
302 | if (func == CAPI_FUNCTION_LOOPBACK) { | |
f4777569 MH |
303 | int len = min_t(uint, skb->len - CAPI_MSG_BASELEN - 6, |
304 | skb->data[CAPI_MSG_BASELEN + 5]); | |
1da177e4 LT |
305 | appl = CAPIMSG_APPID(skb->data); |
306 | msgnum = CAPIMSG_MSGID(skb->data); | |
307 | cmtp_send_interopmsg(session, CAPI_RESP, appl, msgnum, func, | |
f4777569 | 308 | skb->data + CAPI_MSG_BASELEN + 6, len); |
1da177e4 LT |
309 | } |
310 | ||
311 | break; | |
312 | } | |
313 | ||
314 | kfree_skb(skb); | |
315 | } | |
316 | ||
317 | void cmtp_recv_capimsg(struct cmtp_session *session, struct sk_buff *skb) | |
318 | { | |
319 | struct capi_ctr *ctrl = &session->ctrl; | |
320 | struct cmtp_application *application; | |
d29d04ce | 321 | __u16 appl; |
1da177e4 LT |
322 | __u32 contr; |
323 | ||
324 | BT_DBG("session %p skb %p len %d", session, skb, skb->len); | |
325 | ||
f4777569 MH |
326 | if (skb->len < CAPI_MSG_BASELEN) |
327 | return; | |
328 | ||
1da177e4 LT |
329 | if (CAPIMSG_COMMAND(skb->data) == CAPI_INTEROPERABILITY) { |
330 | cmtp_recv_interopmsg(session, skb); | |
331 | return; | |
332 | } | |
333 | ||
b2ddeb11 | 334 | if (session->flags & BIT(CMTP_LOOPBACK)) { |
1da177e4 LT |
335 | kfree_skb(skb); |
336 | return; | |
337 | } | |
338 | ||
1da177e4 LT |
339 | appl = CAPIMSG_APPID(skb->data); |
340 | contr = CAPIMSG_CONTROL(skb->data); | |
341 | ||
342 | application = cmtp_application_get(session, CMTP_MAPPING, appl); | |
343 | if (application) { | |
344 | appl = application->appl; | |
345 | CAPIMSG_SETAPPID(skb->data, appl); | |
346 | } else { | |
347 | BT_ERR("Can't find application with id %d", appl); | |
348 | kfree_skb(skb); | |
349 | return; | |
350 | } | |
351 | ||
352 | if ((contr & 0x7f) == 0x01) { | |
353 | contr = (contr & 0xffffff80) | session->num; | |
354 | CAPIMSG_SETCONTROL(skb->data, contr); | |
355 | } | |
356 | ||
1da177e4 LT |
357 | capi_ctr_handle_message(ctrl, appl, skb); |
358 | } | |
359 | ||
360 | static int cmtp_load_firmware(struct capi_ctr *ctrl, capiloaddata *data) | |
361 | { | |
362 | BT_DBG("ctrl %p data %p", ctrl, data); | |
363 | ||
364 | return 0; | |
365 | } | |
366 | ||
367 | static void cmtp_reset_ctr(struct capi_ctr *ctrl) | |
368 | { | |
369 | struct cmtp_session *session = ctrl->driverdata; | |
370 | ||
371 | BT_DBG("ctrl %p", ctrl); | |
372 | ||
4e329972 | 373 | capi_ctr_down(ctrl); |
1da177e4 | 374 | |
7176522c PH |
375 | atomic_inc(&session->terminate); |
376 | wake_up_process(session->task); | |
1da177e4 LT |
377 | } |
378 | ||
379 | static void cmtp_register_appl(struct capi_ctr *ctrl, __u16 appl, capi_register_params *rp) | |
380 | { | |
381 | DECLARE_WAITQUEUE(wait, current); | |
382 | struct cmtp_session *session = ctrl->driverdata; | |
383 | struct cmtp_application *application; | |
384 | unsigned long timeo = CMTP_INTEROP_TIMEOUT; | |
385 | unsigned char buf[8]; | |
386 | int err = 0, nconn, want = rp->level3cnt; | |
387 | ||
388 | BT_DBG("ctrl %p appl %d level3cnt %d datablkcnt %d datablklen %d", | |
389 | ctrl, appl, rp->level3cnt, rp->datablkcnt, rp->datablklen); | |
390 | ||
391 | application = cmtp_application_add(session, appl); | |
392 | if (!application) { | |
393 | BT_ERR("Can't allocate memory for new application"); | |
394 | return; | |
395 | } | |
396 | ||
397 | if (want < 0) | |
398 | nconn = ctrl->profile.nbchannel * -want; | |
399 | else | |
400 | nconn = want; | |
401 | ||
402 | if (nconn == 0) | |
403 | nconn = ctrl->profile.nbchannel; | |
404 | ||
405 | capimsg_setu16(buf, 0, nconn); | |
406 | capimsg_setu16(buf, 2, rp->datablkcnt); | |
407 | capimsg_setu16(buf, 4, rp->datablklen); | |
408 | ||
409 | application->state = BT_CONFIG; | |
410 | application->msgnum = cmtp_msgnum_get(session); | |
411 | ||
412 | cmtp_send_interopmsg(session, CAPI_REQ, 0x0000, application->msgnum, | |
413 | CAPI_FUNCTION_REGISTER, buf, 6); | |
414 | ||
415 | add_wait_queue(&session->wait, &wait); | |
416 | while (1) { | |
417 | set_current_state(TASK_INTERRUPTIBLE); | |
418 | ||
419 | if (!timeo) { | |
420 | err = -EAGAIN; | |
421 | break; | |
422 | } | |
423 | ||
424 | if (application->state == BT_CLOSED) { | |
425 | err = -application->err; | |
426 | break; | |
427 | } | |
428 | ||
429 | if (application->state == BT_CONNECTED) | |
430 | break; | |
431 | ||
432 | if (signal_pending(current)) { | |
433 | err = -EINTR; | |
434 | break; | |
435 | } | |
436 | ||
437 | timeo = schedule_timeout(timeo); | |
438 | } | |
439 | set_current_state(TASK_RUNNING); | |
440 | remove_wait_queue(&session->wait, &wait); | |
441 | ||
442 | if (err) { | |
443 | cmtp_application_del(session, application); | |
444 | return; | |
445 | } | |
446 | } | |
447 | ||
448 | static void cmtp_release_appl(struct capi_ctr *ctrl, __u16 appl) | |
449 | { | |
450 | struct cmtp_session *session = ctrl->driverdata; | |
451 | struct cmtp_application *application; | |
452 | ||
453 | BT_DBG("ctrl %p appl %d", ctrl, appl); | |
454 | ||
455 | application = cmtp_application_get(session, CMTP_APPLID, appl); | |
456 | if (!application) { | |
457 | BT_ERR("Can't find application"); | |
458 | return; | |
459 | } | |
460 | ||
461 | application->msgnum = cmtp_msgnum_get(session); | |
462 | ||
463 | cmtp_send_interopmsg(session, CAPI_REQ, application->mapping, application->msgnum, | |
464 | CAPI_FUNCTION_RELEASE, NULL, 0); | |
465 | ||
466 | wait_event_interruptible_timeout(session->wait, | |
467 | (application->state == BT_CLOSED), CMTP_INTEROP_TIMEOUT); | |
468 | ||
469 | cmtp_application_del(session, application); | |
470 | } | |
471 | ||
472 | static u16 cmtp_send_message(struct capi_ctr *ctrl, struct sk_buff *skb) | |
473 | { | |
474 | struct cmtp_session *session = ctrl->driverdata; | |
475 | struct cmtp_application *application; | |
476 | __u16 appl; | |
477 | __u32 contr; | |
478 | ||
479 | BT_DBG("ctrl %p skb %p", ctrl, skb); | |
480 | ||
481 | appl = CAPIMSG_APPID(skb->data); | |
482 | contr = CAPIMSG_CONTROL(skb->data); | |
483 | ||
484 | application = cmtp_application_get(session, CMTP_APPLID, appl); | |
485 | if ((!application) || (application->state != BT_CONNECTED)) { | |
486 | BT_ERR("Can't find application with id %d", appl); | |
487 | return CAPI_ILLAPPNR; | |
488 | } | |
489 | ||
490 | CAPIMSG_SETAPPID(skb->data, application->mapping); | |
491 | ||
492 | if ((contr & 0x7f) == session->num) { | |
493 | contr = (contr & 0xffffff80) | 0x01; | |
494 | CAPIMSG_SETCONTROL(skb->data, contr); | |
495 | } | |
496 | ||
497 | cmtp_send_capimsg(session, skb); | |
498 | ||
499 | return CAPI_NOERROR; | |
500 | } | |
501 | ||
502 | static char *cmtp_procinfo(struct capi_ctr *ctrl) | |
503 | { | |
504 | return "CAPI Message Transport Protocol"; | |
505 | } | |
506 | ||
9a58a80a | 507 | static int cmtp_proc_show(struct seq_file *m, void *v) |
1da177e4 | 508 | { |
9a58a80a | 509 | struct capi_ctr *ctrl = m->private; |
1da177e4 LT |
510 | struct cmtp_session *session = ctrl->driverdata; |
511 | struct cmtp_application *app; | |
1da177e4 | 512 | |
9a58a80a AD |
513 | seq_printf(m, "%s\n\n", cmtp_procinfo(ctrl)); |
514 | seq_printf(m, "addr %s\n", session->name); | |
515 | seq_printf(m, "ctrl %d\n", session->num); | |
1da177e4 | 516 | |
7eb7404f | 517 | list_for_each_entry(app, &session->applications, list) { |
9a58a80a | 518 | seq_printf(m, "appl %d -> %d\n", app->appl, app->mapping); |
1da177e4 LT |
519 | } |
520 | ||
9a58a80a AD |
521 | return 0; |
522 | } | |
1da177e4 | 523 | |
9a58a80a AD |
524 | static int cmtp_proc_open(struct inode *inode, struct file *file) |
525 | { | |
d9dda78b | 526 | return single_open(file, cmtp_proc_show, PDE_DATA(inode)); |
1da177e4 LT |
527 | } |
528 | ||
9a58a80a AD |
529 | static const struct file_operations cmtp_proc_fops = { |
530 | .owner = THIS_MODULE, | |
531 | .open = cmtp_proc_open, | |
532 | .read = seq_read, | |
533 | .llseek = seq_lseek, | |
534 | .release = single_release, | |
535 | }; | |
1da177e4 LT |
536 | |
537 | int cmtp_attach_device(struct cmtp_session *session) | |
538 | { | |
539 | unsigned char buf[4]; | |
540 | long ret; | |
541 | ||
542 | BT_DBG("session %p", session); | |
543 | ||
544 | capimsg_setu32(buf, 0, 0); | |
545 | ||
546 | cmtp_send_interopmsg(session, CAPI_REQ, 0xffff, CMTP_INITIAL_MSGNUM, | |
547 | CAPI_FUNCTION_GET_PROFILE, buf, 4); | |
548 | ||
549 | ret = wait_event_interruptible_timeout(session->wait, | |
550 | session->ncontroller, CMTP_INTEROP_TIMEOUT); | |
8e87d142 | 551 | |
1da177e4 LT |
552 | BT_INFO("Found %d CAPI controller(s) on device %s", session->ncontroller, session->name); |
553 | ||
554 | if (!ret) | |
555 | return -ETIMEDOUT; | |
556 | ||
557 | if (!session->ncontroller) | |
558 | return -ENODEV; | |
559 | ||
560 | if (session->ncontroller > 1) | |
561 | BT_INFO("Setting up only CAPI controller 1"); | |
562 | ||
563 | session->ctrl.owner = THIS_MODULE; | |
564 | session->ctrl.driverdata = session; | |
565 | strcpy(session->ctrl.name, session->name); | |
566 | ||
567 | session->ctrl.driver_name = "cmtp"; | |
568 | session->ctrl.load_firmware = cmtp_load_firmware; | |
569 | session->ctrl.reset_ctr = cmtp_reset_ctr; | |
570 | session->ctrl.register_appl = cmtp_register_appl; | |
571 | session->ctrl.release_appl = cmtp_release_appl; | |
572 | session->ctrl.send_message = cmtp_send_message; | |
573 | ||
574 | session->ctrl.procinfo = cmtp_procinfo; | |
9a58a80a | 575 | session->ctrl.proc_fops = &cmtp_proc_fops; |
1da177e4 LT |
576 | |
577 | if (attach_capi_ctr(&session->ctrl) < 0) { | |
578 | BT_ERR("Can't attach new controller"); | |
579 | return -EBUSY; | |
580 | } | |
581 | ||
582 | session->num = session->ctrl.cnr; | |
583 | ||
584 | BT_DBG("session %p num %d", session, session->num); | |
585 | ||
586 | capimsg_setu32(buf, 0, 1); | |
587 | ||
588 | cmtp_send_interopmsg(session, CAPI_REQ, 0xffff, cmtp_msgnum_get(session), | |
589 | CAPI_FUNCTION_GET_MANUFACTURER, buf, 4); | |
590 | ||
591 | cmtp_send_interopmsg(session, CAPI_REQ, 0xffff, cmtp_msgnum_get(session), | |
592 | CAPI_FUNCTION_GET_VERSION, buf, 4); | |
593 | ||
594 | cmtp_send_interopmsg(session, CAPI_REQ, 0xffff, cmtp_msgnum_get(session), | |
595 | CAPI_FUNCTION_GET_SERIAL_NUMBER, buf, 4); | |
596 | ||
597 | cmtp_send_interopmsg(session, CAPI_REQ, 0xffff, cmtp_msgnum_get(session), | |
598 | CAPI_FUNCTION_GET_PROFILE, buf, 4); | |
599 | ||
600 | return 0; | |
601 | } | |
602 | ||
603 | void cmtp_detach_device(struct cmtp_session *session) | |
604 | { | |
605 | BT_DBG("session %p", session); | |
606 | ||
607 | detach_capi_ctr(&session->ctrl); | |
608 | } |