Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
3 | Copyright (C) 2000-2001 Qualcomm Incorporated | |
4 | ||
5 | Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com> | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License version 2 as | |
9 | published by the Free Software Foundation; | |
10 | ||
11 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
12 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
13 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
14 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
15 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES | |
16 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
17 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
19 | ||
20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, | |
21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
22 | SOFTWARE IS DISCLAIMED. | |
23 | */ | |
24 | ||
25 | /* Bluetooth HCI event handling. */ | |
26 | ||
1da177e4 LT |
27 | #include <linux/module.h> |
28 | ||
29 | #include <linux/types.h> | |
30 | #include <linux/errno.h> | |
31 | #include <linux/kernel.h> | |
1da177e4 LT |
32 | #include <linux/sched.h> |
33 | #include <linux/slab.h> | |
34 | #include <linux/poll.h> | |
35 | #include <linux/fcntl.h> | |
36 | #include <linux/init.h> | |
37 | #include <linux/skbuff.h> | |
38 | #include <linux/interrupt.h> | |
39 | #include <linux/notifier.h> | |
40 | #include <net/sock.h> | |
41 | ||
42 | #include <asm/system.h> | |
43 | #include <asm/uaccess.h> | |
44 | #include <asm/unaligned.h> | |
45 | ||
46 | #include <net/bluetooth/bluetooth.h> | |
47 | #include <net/bluetooth/hci_core.h> | |
48 | ||
49 | #ifndef CONFIG_BT_HCI_CORE_DEBUG | |
50 | #undef BT_DBG | |
51 | #define BT_DBG(D...) | |
52 | #endif | |
53 | ||
54 | /* Handle HCI Event packets */ | |
55 | ||
56 | /* Command Complete OGF LINK_CTL */ | |
57 | static void hci_cc_link_ctl(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb) | |
58 | { | |
59 | __u8 status; | |
60 | ||
61 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
62 | ||
63 | switch (ocf) { | |
64 | case OCF_INQUIRY_CANCEL: | |
65 | status = *((__u8 *) skb->data); | |
66 | ||
67 | if (status) { | |
68 | BT_DBG("%s Inquiry cancel error: status 0x%x", hdev->name, status); | |
69 | } else { | |
70 | clear_bit(HCI_INQUIRY, &hdev->flags); | |
71 | hci_req_complete(hdev, status); | |
72 | } | |
73 | break; | |
74 | ||
75 | default: | |
76 | BT_DBG("%s Command complete: ogf LINK_CTL ocf %x", hdev->name, ocf); | |
77 | break; | |
78 | } | |
79 | } | |
80 | ||
81 | /* Command Complete OGF LINK_POLICY */ | |
82 | static void hci_cc_link_policy(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb) | |
83 | { | |
84 | struct hci_conn *conn; | |
85 | struct hci_rp_role_discovery *rd; | |
04837f64 MH |
86 | struct hci_rp_write_link_policy *lp; |
87 | void *sent; | |
1da177e4 LT |
88 | |
89 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
90 | ||
91 | switch (ocf) { | |
92 | case OCF_ROLE_DISCOVERY: | |
93 | rd = (void *) skb->data; | |
94 | ||
95 | if (rd->status) | |
96 | break; | |
97 | ||
98 | hci_dev_lock(hdev); | |
99 | ||
100 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rd->handle)); | |
101 | if (conn) { | |
102 | if (rd->role) | |
103 | conn->link_mode &= ~HCI_LM_MASTER; | |
104 | else | |
105 | conn->link_mode |= HCI_LM_MASTER; | |
106 | } | |
107 | ||
108 | hci_dev_unlock(hdev); | |
109 | break; | |
110 | ||
04837f64 MH |
111 | case OCF_WRITE_LINK_POLICY: |
112 | sent = hci_sent_cmd_data(hdev, OGF_LINK_POLICY, OCF_WRITE_LINK_POLICY); | |
113 | if (!sent) | |
114 | break; | |
115 | ||
116 | lp = (struct hci_rp_write_link_policy *) skb->data; | |
117 | ||
118 | if (lp->status) | |
119 | break; | |
120 | ||
121 | hci_dev_lock(hdev); | |
122 | ||
123 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(lp->handle)); | |
124 | if (conn) { | |
125 | __le16 policy = get_unaligned((__le16 *) (sent + 2)); | |
126 | conn->link_policy = __le16_to_cpu(policy); | |
127 | } | |
128 | ||
129 | hci_dev_unlock(hdev); | |
130 | break; | |
131 | ||
1da177e4 LT |
132 | default: |
133 | BT_DBG("%s: Command complete: ogf LINK_POLICY ocf %x", | |
134 | hdev->name, ocf); | |
135 | break; | |
136 | } | |
137 | } | |
138 | ||
139 | /* Command Complete OGF HOST_CTL */ | |
140 | static void hci_cc_host_ctl(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb) | |
141 | { | |
142 | __u8 status, param; | |
143 | __u16 setting; | |
144 | struct hci_rp_read_voice_setting *vs; | |
145 | void *sent; | |
146 | ||
147 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
148 | ||
149 | switch (ocf) { | |
150 | case OCF_RESET: | |
151 | status = *((__u8 *) skb->data); | |
152 | hci_req_complete(hdev, status); | |
153 | break; | |
154 | ||
155 | case OCF_SET_EVENT_FLT: | |
156 | status = *((__u8 *) skb->data); | |
157 | if (status) { | |
158 | BT_DBG("%s SET_EVENT_FLT failed %d", hdev->name, status); | |
159 | } else { | |
160 | BT_DBG("%s SET_EVENT_FLT succeseful", hdev->name); | |
161 | } | |
162 | break; | |
163 | ||
164 | case OCF_WRITE_AUTH_ENABLE: | |
165 | sent = hci_sent_cmd_data(hdev, OGF_HOST_CTL, OCF_WRITE_AUTH_ENABLE); | |
166 | if (!sent) | |
167 | break; | |
168 | ||
169 | status = *((__u8 *) skb->data); | |
170 | param = *((__u8 *) sent); | |
171 | ||
172 | if (!status) { | |
173 | if (param == AUTH_ENABLED) | |
174 | set_bit(HCI_AUTH, &hdev->flags); | |
175 | else | |
176 | clear_bit(HCI_AUTH, &hdev->flags); | |
177 | } | |
178 | hci_req_complete(hdev, status); | |
179 | break; | |
180 | ||
181 | case OCF_WRITE_ENCRYPT_MODE: | |
182 | sent = hci_sent_cmd_data(hdev, OGF_HOST_CTL, OCF_WRITE_ENCRYPT_MODE); | |
183 | if (!sent) | |
184 | break; | |
185 | ||
186 | status = *((__u8 *) skb->data); | |
187 | param = *((__u8 *) sent); | |
188 | ||
189 | if (!status) { | |
190 | if (param) | |
191 | set_bit(HCI_ENCRYPT, &hdev->flags); | |
192 | else | |
193 | clear_bit(HCI_ENCRYPT, &hdev->flags); | |
194 | } | |
195 | hci_req_complete(hdev, status); | |
196 | break; | |
197 | ||
198 | case OCF_WRITE_CA_TIMEOUT: | |
199 | status = *((__u8 *) skb->data); | |
200 | if (status) { | |
201 | BT_DBG("%s OCF_WRITE_CA_TIMEOUT failed %d", hdev->name, status); | |
202 | } else { | |
203 | BT_DBG("%s OCF_WRITE_CA_TIMEOUT succeseful", hdev->name); | |
204 | } | |
205 | break; | |
206 | ||
207 | case OCF_WRITE_PG_TIMEOUT: | |
208 | status = *((__u8 *) skb->data); | |
209 | if (status) { | |
210 | BT_DBG("%s OCF_WRITE_PG_TIMEOUT failed %d", hdev->name, status); | |
211 | } else { | |
212 | BT_DBG("%s: OCF_WRITE_PG_TIMEOUT succeseful", hdev->name); | |
213 | } | |
214 | break; | |
215 | ||
216 | case OCF_WRITE_SCAN_ENABLE: | |
217 | sent = hci_sent_cmd_data(hdev, OGF_HOST_CTL, OCF_WRITE_SCAN_ENABLE); | |
218 | if (!sent) | |
219 | break; | |
220 | ||
221 | status = *((__u8 *) skb->data); | |
222 | param = *((__u8 *) sent); | |
223 | ||
224 | BT_DBG("param 0x%x", param); | |
225 | ||
226 | if (!status) { | |
227 | clear_bit(HCI_PSCAN, &hdev->flags); | |
228 | clear_bit(HCI_ISCAN, &hdev->flags); | |
229 | if (param & SCAN_INQUIRY) | |
230 | set_bit(HCI_ISCAN, &hdev->flags); | |
231 | ||
232 | if (param & SCAN_PAGE) | |
233 | set_bit(HCI_PSCAN, &hdev->flags); | |
234 | } | |
235 | hci_req_complete(hdev, status); | |
236 | break; | |
237 | ||
238 | case OCF_READ_VOICE_SETTING: | |
239 | vs = (struct hci_rp_read_voice_setting *) skb->data; | |
240 | ||
241 | if (vs->status) { | |
242 | BT_DBG("%s READ_VOICE_SETTING failed %d", hdev->name, vs->status); | |
243 | break; | |
244 | } | |
245 | ||
246 | setting = __le16_to_cpu(vs->voice_setting); | |
247 | ||
248 | if (hdev->voice_setting != setting ) { | |
249 | hdev->voice_setting = setting; | |
250 | ||
251 | BT_DBG("%s: voice setting 0x%04x", hdev->name, setting); | |
252 | ||
253 | if (hdev->notify) { | |
254 | tasklet_disable(&hdev->tx_task); | |
255 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); | |
256 | tasklet_enable(&hdev->tx_task); | |
257 | } | |
258 | } | |
259 | break; | |
260 | ||
261 | case OCF_WRITE_VOICE_SETTING: | |
262 | sent = hci_sent_cmd_data(hdev, OGF_HOST_CTL, OCF_WRITE_VOICE_SETTING); | |
263 | if (!sent) | |
264 | break; | |
265 | ||
266 | status = *((__u8 *) skb->data); | |
1ebb9252 | 267 | setting = __le16_to_cpu(get_unaligned((__le16 *) sent)); |
1da177e4 LT |
268 | |
269 | if (!status && hdev->voice_setting != setting) { | |
270 | hdev->voice_setting = setting; | |
271 | ||
272 | BT_DBG("%s: voice setting 0x%04x", hdev->name, setting); | |
273 | ||
274 | if (hdev->notify) { | |
275 | tasklet_disable(&hdev->tx_task); | |
276 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); | |
277 | tasklet_enable(&hdev->tx_task); | |
278 | } | |
279 | } | |
280 | hci_req_complete(hdev, status); | |
281 | break; | |
282 | ||
283 | case OCF_HOST_BUFFER_SIZE: | |
284 | status = *((__u8 *) skb->data); | |
285 | if (status) { | |
286 | BT_DBG("%s OCF_BUFFER_SIZE failed %d", hdev->name, status); | |
287 | hci_req_complete(hdev, status); | |
288 | } | |
289 | break; | |
290 | ||
291 | default: | |
292 | BT_DBG("%s Command complete: ogf HOST_CTL ocf %x", hdev->name, ocf); | |
293 | break; | |
294 | } | |
295 | } | |
296 | ||
297 | /* Command Complete OGF INFO_PARAM */ | |
298 | static void hci_cc_info_param(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb) | |
299 | { | |
04837f64 | 300 | struct hci_rp_read_local_features *lf; |
1da177e4 LT |
301 | struct hci_rp_read_buffer_size *bs; |
302 | struct hci_rp_read_bd_addr *ba; | |
303 | ||
304 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
305 | ||
306 | switch (ocf) { | |
307 | case OCF_READ_LOCAL_FEATURES: | |
04837f64 | 308 | lf = (struct hci_rp_read_local_features *) skb->data; |
1da177e4 LT |
309 | |
310 | if (lf->status) { | |
311 | BT_DBG("%s READ_LOCAL_FEATURES failed %d", hdev->name, lf->status); | |
312 | break; | |
313 | } | |
314 | ||
315 | memcpy(hdev->features, lf->features, sizeof(hdev->features)); | |
316 | ||
317 | /* Adjust default settings according to features | |
318 | * supported by device. */ | |
319 | if (hdev->features[0] & LMP_3SLOT) | |
320 | hdev->pkt_type |= (HCI_DM3 | HCI_DH3); | |
321 | ||
322 | if (hdev->features[0] & LMP_5SLOT) | |
323 | hdev->pkt_type |= (HCI_DM5 | HCI_DH5); | |
324 | ||
325 | if (hdev->features[1] & LMP_HV2) | |
326 | hdev->pkt_type |= (HCI_HV2); | |
327 | ||
328 | if (hdev->features[1] & LMP_HV3) | |
329 | hdev->pkt_type |= (HCI_HV3); | |
330 | ||
331 | BT_DBG("%s: features 0x%x 0x%x 0x%x", hdev->name, lf->features[0], lf->features[1], lf->features[2]); | |
332 | ||
333 | break; | |
334 | ||
335 | case OCF_READ_BUFFER_SIZE: | |
336 | bs = (struct hci_rp_read_buffer_size *) skb->data; | |
337 | ||
338 | if (bs->status) { | |
339 | BT_DBG("%s READ_BUFFER_SIZE failed %d", hdev->name, bs->status); | |
340 | hci_req_complete(hdev, bs->status); | |
341 | break; | |
342 | } | |
343 | ||
344 | hdev->acl_mtu = __le16_to_cpu(bs->acl_mtu); | |
da1f5198 MH |
345 | hdev->sco_mtu = bs->sco_mtu; |
346 | hdev->acl_pkts = __le16_to_cpu(bs->acl_max_pkt); | |
347 | hdev->sco_pkts = __le16_to_cpu(bs->sco_max_pkt); | |
348 | ||
349 | if (test_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks)) { | |
350 | hdev->sco_mtu = 64; | |
351 | hdev->sco_pkts = 8; | |
352 | } | |
353 | ||
354 | hdev->acl_cnt = hdev->acl_pkts; | |
355 | hdev->sco_cnt = hdev->sco_pkts; | |
1da177e4 LT |
356 | |
357 | BT_DBG("%s mtu: acl %d, sco %d max_pkt: acl %d, sco %d", hdev->name, | |
358 | hdev->acl_mtu, hdev->sco_mtu, hdev->acl_pkts, hdev->sco_pkts); | |
359 | break; | |
360 | ||
361 | case OCF_READ_BD_ADDR: | |
362 | ba = (struct hci_rp_read_bd_addr *) skb->data; | |
363 | ||
364 | if (!ba->status) { | |
365 | bacpy(&hdev->bdaddr, &ba->bdaddr); | |
366 | } else { | |
367 | BT_DBG("%s: READ_BD_ADDR failed %d", hdev->name, ba->status); | |
368 | } | |
369 | ||
370 | hci_req_complete(hdev, ba->status); | |
371 | break; | |
372 | ||
373 | default: | |
374 | BT_DBG("%s Command complete: ogf INFO_PARAM ocf %x", hdev->name, ocf); | |
375 | break; | |
376 | } | |
377 | } | |
378 | ||
379 | /* Command Status OGF LINK_CTL */ | |
380 | static inline void hci_cs_create_conn(struct hci_dev *hdev, __u8 status) | |
381 | { | |
382 | struct hci_conn *conn; | |
383 | struct hci_cp_create_conn *cp = hci_sent_cmd_data(hdev, OGF_LINK_CTL, OCF_CREATE_CONN); | |
384 | ||
385 | if (!cp) | |
386 | return; | |
387 | ||
388 | hci_dev_lock(hdev); | |
389 | ||
390 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
391 | ||
392 | BT_DBG("%s status 0x%x bdaddr %s conn %p", hdev->name, | |
393 | status, batostr(&cp->bdaddr), conn); | |
394 | ||
395 | if (status) { | |
396 | if (conn && conn->state == BT_CONNECT) { | |
397 | conn->state = BT_CLOSED; | |
398 | hci_proto_connect_cfm(conn, status); | |
399 | hci_conn_del(conn); | |
400 | } | |
401 | } else { | |
402 | if (!conn) { | |
403 | conn = hci_conn_add(hdev, ACL_LINK, &cp->bdaddr); | |
404 | if (conn) { | |
405 | conn->out = 1; | |
406 | conn->link_mode |= HCI_LM_MASTER; | |
407 | } else | |
408 | BT_ERR("No memmory for new connection"); | |
409 | } | |
410 | } | |
411 | ||
412 | hci_dev_unlock(hdev); | |
413 | } | |
414 | ||
415 | static void hci_cs_link_ctl(struct hci_dev *hdev, __u16 ocf, __u8 status) | |
416 | { | |
417 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
418 | ||
419 | switch (ocf) { | |
420 | case OCF_CREATE_CONN: | |
421 | hci_cs_create_conn(hdev, status); | |
422 | break; | |
423 | ||
424 | case OCF_ADD_SCO: | |
425 | if (status) { | |
426 | struct hci_conn *acl, *sco; | |
427 | struct hci_cp_add_sco *cp = hci_sent_cmd_data(hdev, OGF_LINK_CTL, OCF_ADD_SCO); | |
428 | __u16 handle; | |
429 | ||
430 | if (!cp) | |
431 | break; | |
432 | ||
433 | handle = __le16_to_cpu(cp->handle); | |
434 | ||
435 | BT_DBG("%s Add SCO error: handle %d status 0x%x", hdev->name, handle, status); | |
436 | ||
437 | hci_dev_lock(hdev); | |
438 | ||
439 | acl = hci_conn_hash_lookup_handle(hdev, handle); | |
440 | if (acl && (sco = acl->link)) { | |
441 | sco->state = BT_CLOSED; | |
442 | ||
443 | hci_proto_connect_cfm(sco, status); | |
444 | hci_conn_del(sco); | |
445 | } | |
446 | ||
447 | hci_dev_unlock(hdev); | |
448 | } | |
449 | break; | |
450 | ||
451 | case OCF_INQUIRY: | |
452 | if (status) { | |
453 | BT_DBG("%s Inquiry error: status 0x%x", hdev->name, status); | |
454 | hci_req_complete(hdev, status); | |
455 | } else { | |
456 | set_bit(HCI_INQUIRY, &hdev->flags); | |
457 | } | |
458 | break; | |
459 | ||
460 | default: | |
461 | BT_DBG("%s Command status: ogf LINK_CTL ocf %x status %d", | |
462 | hdev->name, ocf, status); | |
463 | break; | |
464 | } | |
465 | } | |
466 | ||
467 | /* Command Status OGF LINK_POLICY */ | |
468 | static void hci_cs_link_policy(struct hci_dev *hdev, __u16 ocf, __u8 status) | |
469 | { | |
470 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
471 | ||
472 | switch (ocf) { | |
04837f64 MH |
473 | case OCF_SNIFF_MODE: |
474 | if (status) { | |
475 | struct hci_conn *conn; | |
476 | struct hci_cp_sniff_mode *cp = hci_sent_cmd_data(hdev, OGF_LINK_POLICY, OCF_SNIFF_MODE); | |
477 | ||
478 | if (!cp) | |
479 | break; | |
480 | ||
481 | hci_dev_lock(hdev); | |
482 | ||
483 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
484 | if (conn) { | |
485 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend); | |
486 | } | |
487 | ||
488 | hci_dev_unlock(hdev); | |
489 | } | |
490 | break; | |
491 | ||
492 | case OCF_EXIT_SNIFF_MODE: | |
493 | if (status) { | |
494 | struct hci_conn *conn; | |
495 | struct hci_cp_exit_sniff_mode *cp = hci_sent_cmd_data(hdev, OGF_LINK_POLICY, OCF_EXIT_SNIFF_MODE); | |
496 | ||
497 | if (!cp) | |
498 | break; | |
499 | ||
500 | hci_dev_lock(hdev); | |
501 | ||
502 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
503 | if (conn) { | |
504 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend); | |
505 | } | |
506 | ||
507 | hci_dev_unlock(hdev); | |
508 | } | |
509 | break; | |
510 | ||
1da177e4 | 511 | default: |
04837f64 | 512 | BT_DBG("%s Command status: ogf LINK_POLICY ocf %x", hdev->name, ocf); |
1da177e4 LT |
513 | break; |
514 | } | |
515 | } | |
516 | ||
517 | /* Command Status OGF HOST_CTL */ | |
518 | static void hci_cs_host_ctl(struct hci_dev *hdev, __u16 ocf, __u8 status) | |
519 | { | |
520 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
521 | ||
522 | switch (ocf) { | |
523 | default: | |
524 | BT_DBG("%s Command status: ogf HOST_CTL ocf %x", hdev->name, ocf); | |
525 | break; | |
526 | } | |
527 | } | |
528 | ||
529 | /* Command Status OGF INFO_PARAM */ | |
530 | static void hci_cs_info_param(struct hci_dev *hdev, __u16 ocf, __u8 status) | |
531 | { | |
532 | BT_DBG("%s: hci_cs_info_param: ocf 0x%x", hdev->name, ocf); | |
533 | ||
534 | switch (ocf) { | |
535 | default: | |
536 | BT_DBG("%s Command status: ogf INFO_PARAM ocf %x", hdev->name, ocf); | |
537 | break; | |
538 | } | |
539 | } | |
540 | ||
541 | /* Inquiry Complete */ | |
542 | static inline void hci_inquiry_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
543 | { | |
544 | __u8 status = *((__u8 *) skb->data); | |
545 | ||
546 | BT_DBG("%s status %d", hdev->name, status); | |
547 | ||
548 | clear_bit(HCI_INQUIRY, &hdev->flags); | |
549 | hci_req_complete(hdev, status); | |
550 | } | |
551 | ||
552 | /* Inquiry Result */ | |
553 | static inline void hci_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
554 | { | |
45bb4bf0 | 555 | struct inquiry_data data; |
1da177e4 LT |
556 | struct inquiry_info *info = (struct inquiry_info *) (skb->data + 1); |
557 | int num_rsp = *((__u8 *) skb->data); | |
558 | ||
559 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
560 | ||
45bb4bf0 MH |
561 | if (!num_rsp) |
562 | return; | |
563 | ||
1da177e4 | 564 | hci_dev_lock(hdev); |
45bb4bf0 | 565 | |
1da177e4 | 566 | for (; num_rsp; num_rsp--) { |
1da177e4 LT |
567 | bacpy(&data.bdaddr, &info->bdaddr); |
568 | data.pscan_rep_mode = info->pscan_rep_mode; | |
569 | data.pscan_period_mode = info->pscan_period_mode; | |
570 | data.pscan_mode = info->pscan_mode; | |
571 | memcpy(data.dev_class, info->dev_class, 3); | |
572 | data.clock_offset = info->clock_offset; | |
573 | data.rssi = 0x00; | |
574 | info++; | |
575 | hci_inquiry_cache_update(hdev, &data); | |
576 | } | |
45bb4bf0 | 577 | |
1da177e4 LT |
578 | hci_dev_unlock(hdev); |
579 | } | |
580 | ||
581 | /* Inquiry Result With RSSI */ | |
582 | static inline void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
583 | { | |
45bb4bf0 | 584 | struct inquiry_data data; |
1da177e4 LT |
585 | int num_rsp = *((__u8 *) skb->data); |
586 | ||
587 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
588 | ||
45bb4bf0 MH |
589 | if (!num_rsp) |
590 | return; | |
591 | ||
1da177e4 | 592 | hci_dev_lock(hdev); |
45bb4bf0 MH |
593 | |
594 | if ((skb->len - 1) / num_rsp != sizeof(struct inquiry_info_with_rssi)) { | |
595 | struct inquiry_info_with_rssi_and_pscan_mode *info = | |
596 | (struct inquiry_info_with_rssi_and_pscan_mode *) (skb->data + 1); | |
597 | ||
598 | for (; num_rsp; num_rsp--) { | |
599 | bacpy(&data.bdaddr, &info->bdaddr); | |
600 | data.pscan_rep_mode = info->pscan_rep_mode; | |
601 | data.pscan_period_mode = info->pscan_period_mode; | |
602 | data.pscan_mode = info->pscan_mode; | |
603 | memcpy(data.dev_class, info->dev_class, 3); | |
604 | data.clock_offset = info->clock_offset; | |
605 | data.rssi = info->rssi; | |
606 | info++; | |
607 | hci_inquiry_cache_update(hdev, &data); | |
608 | } | |
609 | } else { | |
610 | struct inquiry_info_with_rssi *info = | |
611 | (struct inquiry_info_with_rssi *) (skb->data + 1); | |
612 | ||
613 | for (; num_rsp; num_rsp--) { | |
614 | bacpy(&data.bdaddr, &info->bdaddr); | |
615 | data.pscan_rep_mode = info->pscan_rep_mode; | |
616 | data.pscan_period_mode = info->pscan_period_mode; | |
617 | data.pscan_mode = 0x00; | |
618 | memcpy(data.dev_class, info->dev_class, 3); | |
619 | data.clock_offset = info->clock_offset; | |
620 | data.rssi = info->rssi; | |
621 | info++; | |
622 | hci_inquiry_cache_update(hdev, &data); | |
623 | } | |
1da177e4 | 624 | } |
45bb4bf0 | 625 | |
1da177e4 LT |
626 | hci_dev_unlock(hdev); |
627 | } | |
628 | ||
21d9e30e MH |
629 | /* Extended Inquiry Result */ |
630 | static inline void hci_extended_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
631 | { | |
632 | struct inquiry_data data; | |
633 | struct extended_inquiry_info *info = (struct extended_inquiry_info *) (skb->data + 1); | |
634 | int num_rsp = *((__u8 *) skb->data); | |
635 | ||
636 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
637 | ||
638 | if (!num_rsp) | |
639 | return; | |
640 | ||
641 | hci_dev_lock(hdev); | |
642 | ||
643 | for (; num_rsp; num_rsp--) { | |
644 | bacpy(&data.bdaddr, &info->bdaddr); | |
645 | data.pscan_rep_mode = info->pscan_rep_mode; | |
646 | data.pscan_period_mode = info->pscan_period_mode; | |
647 | data.pscan_mode = 0x00; | |
648 | memcpy(data.dev_class, info->dev_class, 3); | |
649 | data.clock_offset = info->clock_offset; | |
650 | data.rssi = info->rssi; | |
651 | info++; | |
652 | hci_inquiry_cache_update(hdev, &data); | |
653 | } | |
654 | ||
655 | hci_dev_unlock(hdev); | |
656 | } | |
657 | ||
1da177e4 LT |
658 | /* Connect Request */ |
659 | static inline void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
660 | { | |
661 | struct hci_ev_conn_request *ev = (struct hci_ev_conn_request *) skb->data; | |
662 | int mask = hdev->link_mode; | |
663 | ||
664 | BT_DBG("%s Connection request: %s type 0x%x", hdev->name, | |
665 | batostr(&ev->bdaddr), ev->link_type); | |
666 | ||
667 | mask |= hci_proto_connect_ind(hdev, &ev->bdaddr, ev->link_type); | |
668 | ||
669 | if (mask & HCI_LM_ACCEPT) { | |
670 | /* Connection accepted */ | |
671 | struct hci_conn *conn; | |
672 | struct hci_cp_accept_conn_req cp; | |
673 | ||
674 | hci_dev_lock(hdev); | |
675 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
676 | if (!conn) { | |
677 | if (!(conn = hci_conn_add(hdev, ev->link_type, &ev->bdaddr))) { | |
678 | BT_ERR("No memmory for new connection"); | |
679 | hci_dev_unlock(hdev); | |
680 | return; | |
681 | } | |
682 | } | |
683 | memcpy(conn->dev_class, ev->dev_class, 3); | |
684 | conn->state = BT_CONNECT; | |
685 | hci_dev_unlock(hdev); | |
686 | ||
687 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
688 | ||
689 | if (lmp_rswitch_capable(hdev) && (mask & HCI_LM_MASTER)) | |
690 | cp.role = 0x00; /* Become master */ | |
691 | else | |
692 | cp.role = 0x01; /* Remain slave */ | |
693 | ||
04837f64 MH |
694 | hci_send_cmd(hdev, OGF_LINK_CTL, |
695 | OCF_ACCEPT_CONN_REQ, sizeof(cp), &cp); | |
1da177e4 LT |
696 | } else { |
697 | /* Connection rejected */ | |
698 | struct hci_cp_reject_conn_req cp; | |
699 | ||
700 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
701 | cp.reason = 0x0f; | |
04837f64 MH |
702 | hci_send_cmd(hdev, OGF_LINK_CTL, |
703 | OCF_REJECT_CONN_REQ, sizeof(cp), &cp); | |
1da177e4 LT |
704 | } |
705 | } | |
706 | ||
707 | /* Connect Complete */ | |
708 | static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
709 | { | |
710 | struct hci_ev_conn_complete *ev = (struct hci_ev_conn_complete *) skb->data; | |
04837f64 | 711 | struct hci_conn *conn; |
1da177e4 LT |
712 | |
713 | BT_DBG("%s", hdev->name); | |
714 | ||
715 | hci_dev_lock(hdev); | |
716 | ||
717 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
718 | if (!conn) { | |
719 | hci_dev_unlock(hdev); | |
720 | return; | |
721 | } | |
722 | ||
723 | if (!ev->status) { | |
724 | conn->handle = __le16_to_cpu(ev->handle); | |
725 | conn->state = BT_CONNECTED; | |
726 | ||
727 | if (test_bit(HCI_AUTH, &hdev->flags)) | |
728 | conn->link_mode |= HCI_LM_AUTH; | |
729 | ||
730 | if (test_bit(HCI_ENCRYPT, &hdev->flags)) | |
731 | conn->link_mode |= HCI_LM_ENCRYPT; | |
732 | ||
04837f64 MH |
733 | /* Get remote features */ |
734 | if (conn->type == ACL_LINK) { | |
735 | struct hci_cp_read_remote_features cp; | |
736 | cp.handle = ev->handle; | |
737 | hci_send_cmd(hdev, OGF_LINK_CTL, | |
738 | OCF_READ_REMOTE_FEATURES, sizeof(cp), &cp); | |
739 | } | |
740 | ||
1da177e4 LT |
741 | /* Set link policy */ |
742 | if (conn->type == ACL_LINK && hdev->link_policy) { | |
743 | struct hci_cp_write_link_policy cp; | |
744 | cp.handle = ev->handle; | |
745 | cp.policy = __cpu_to_le16(hdev->link_policy); | |
04837f64 MH |
746 | hci_send_cmd(hdev, OGF_LINK_POLICY, |
747 | OCF_WRITE_LINK_POLICY, sizeof(cp), &cp); | |
1da177e4 LT |
748 | } |
749 | ||
750 | /* Set packet type for incoming connection */ | |
751 | if (!conn->out) { | |
752 | struct hci_cp_change_conn_ptype cp; | |
753 | cp.handle = ev->handle; | |
754 | cp.pkt_type = (conn->type == ACL_LINK) ? | |
755 | __cpu_to_le16(hdev->pkt_type & ACL_PTYPE_MASK): | |
756 | __cpu_to_le16(hdev->pkt_type & SCO_PTYPE_MASK); | |
757 | ||
04837f64 MH |
758 | hci_send_cmd(hdev, OGF_LINK_CTL, |
759 | OCF_CHANGE_CONN_PTYPE, sizeof(cp), &cp); | |
1da177e4 LT |
760 | } |
761 | } else | |
762 | conn->state = BT_CLOSED; | |
763 | ||
764 | if (conn->type == ACL_LINK) { | |
765 | struct hci_conn *sco = conn->link; | |
766 | if (sco) { | |
767 | if (!ev->status) | |
768 | hci_add_sco(sco, conn->handle); | |
769 | else { | |
770 | hci_proto_connect_cfm(sco, ev->status); | |
771 | hci_conn_del(sco); | |
772 | } | |
773 | } | |
774 | } | |
775 | ||
776 | hci_proto_connect_cfm(conn, ev->status); | |
777 | if (ev->status) | |
778 | hci_conn_del(conn); | |
779 | ||
780 | hci_dev_unlock(hdev); | |
781 | } | |
782 | ||
783 | /* Disconnect Complete */ | |
784 | static inline void hci_disconn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
785 | { | |
786 | struct hci_ev_disconn_complete *ev = (struct hci_ev_disconn_complete *) skb->data; | |
04837f64 | 787 | struct hci_conn *conn; |
1da177e4 LT |
788 | |
789 | BT_DBG("%s status %d", hdev->name, ev->status); | |
790 | ||
791 | if (ev->status) | |
792 | return; | |
793 | ||
794 | hci_dev_lock(hdev); | |
795 | ||
04837f64 | 796 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
797 | if (conn) { |
798 | conn->state = BT_CLOSED; | |
799 | hci_proto_disconn_ind(conn, ev->reason); | |
800 | hci_conn_del(conn); | |
801 | } | |
802 | ||
803 | hci_dev_unlock(hdev); | |
804 | } | |
805 | ||
806 | /* Number of completed packets */ | |
807 | static inline void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
808 | { | |
809 | struct hci_ev_num_comp_pkts *ev = (struct hci_ev_num_comp_pkts *) skb->data; | |
1ebb9252 | 810 | __le16 *ptr; |
1da177e4 LT |
811 | int i; |
812 | ||
813 | skb_pull(skb, sizeof(*ev)); | |
814 | ||
815 | BT_DBG("%s num_hndl %d", hdev->name, ev->num_hndl); | |
816 | ||
817 | if (skb->len < ev->num_hndl * 4) { | |
818 | BT_DBG("%s bad parameters", hdev->name); | |
819 | return; | |
820 | } | |
821 | ||
822 | tasklet_disable(&hdev->tx_task); | |
823 | ||
1ebb9252 | 824 | for (i = 0, ptr = (__le16 *) skb->data; i < ev->num_hndl; i++) { |
1da177e4 LT |
825 | struct hci_conn *conn; |
826 | __u16 handle, count; | |
827 | ||
828 | handle = __le16_to_cpu(get_unaligned(ptr++)); | |
829 | count = __le16_to_cpu(get_unaligned(ptr++)); | |
830 | ||
831 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
832 | if (conn) { | |
833 | conn->sent -= count; | |
834 | ||
835 | if (conn->type == SCO_LINK) { | |
836 | if ((hdev->sco_cnt += count) > hdev->sco_pkts) | |
837 | hdev->sco_cnt = hdev->sco_pkts; | |
838 | } else { | |
839 | if ((hdev->acl_cnt += count) > hdev->acl_pkts) | |
840 | hdev->acl_cnt = hdev->acl_pkts; | |
841 | } | |
842 | } | |
843 | } | |
844 | hci_sched_tx(hdev); | |
845 | ||
846 | tasklet_enable(&hdev->tx_task); | |
847 | } | |
848 | ||
849 | /* Role Change */ | |
850 | static inline void hci_role_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
851 | { | |
852 | struct hci_ev_role_change *ev = (struct hci_ev_role_change *) skb->data; | |
04837f64 | 853 | struct hci_conn *conn; |
1da177e4 LT |
854 | |
855 | BT_DBG("%s status %d", hdev->name, ev->status); | |
856 | ||
857 | hci_dev_lock(hdev); | |
858 | ||
859 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
860 | if (conn) { | |
861 | if (!ev->status) { | |
862 | if (ev->role) | |
863 | conn->link_mode &= ~HCI_LM_MASTER; | |
864 | else | |
865 | conn->link_mode |= HCI_LM_MASTER; | |
866 | } | |
867 | ||
868 | clear_bit(HCI_CONN_RSWITCH_PEND, &conn->pend); | |
869 | ||
870 | hci_role_switch_cfm(conn, ev->status, ev->role); | |
871 | } | |
872 | ||
873 | hci_dev_unlock(hdev); | |
874 | } | |
875 | ||
04837f64 MH |
876 | /* Mode Change */ |
877 | static inline void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
878 | { | |
879 | struct hci_ev_mode_change *ev = (struct hci_ev_mode_change *) skb->data; | |
880 | struct hci_conn *conn; | |
881 | ||
882 | BT_DBG("%s status %d", hdev->name, ev->status); | |
883 | ||
884 | hci_dev_lock(hdev); | |
885 | ||
886 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
887 | if (conn) { | |
888 | conn->mode = ev->mode; | |
889 | conn->interval = __le16_to_cpu(ev->interval); | |
890 | ||
891 | if (!test_and_clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend)) { | |
892 | if (conn->mode == HCI_CM_ACTIVE) | |
893 | conn->power_save = 1; | |
894 | else | |
895 | conn->power_save = 0; | |
896 | } | |
897 | } | |
898 | ||
899 | hci_dev_unlock(hdev); | |
900 | } | |
901 | ||
1da177e4 LT |
902 | /* Authentication Complete */ |
903 | static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
904 | { | |
905 | struct hci_ev_auth_complete *ev = (struct hci_ev_auth_complete *) skb->data; | |
04837f64 | 906 | struct hci_conn *conn; |
1da177e4 LT |
907 | |
908 | BT_DBG("%s status %d", hdev->name, ev->status); | |
909 | ||
910 | hci_dev_lock(hdev); | |
911 | ||
04837f64 | 912 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
913 | if (conn) { |
914 | if (!ev->status) | |
915 | conn->link_mode |= HCI_LM_AUTH; | |
916 | ||
917 | clear_bit(HCI_CONN_AUTH_PEND, &conn->pend); | |
918 | ||
919 | hci_auth_cfm(conn, ev->status); | |
920 | ||
921 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) { | |
922 | if (!ev->status) { | |
923 | struct hci_cp_set_conn_encrypt cp; | |
924 | cp.handle = __cpu_to_le16(conn->handle); | |
925 | cp.encrypt = 1; | |
926 | hci_send_cmd(conn->hdev, OGF_LINK_CTL, | |
04837f64 | 927 | OCF_SET_CONN_ENCRYPT, sizeof(cp), &cp); |
1da177e4 LT |
928 | } else { |
929 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend); | |
930 | hci_encrypt_cfm(conn, ev->status, 0x00); | |
931 | } | |
932 | } | |
933 | } | |
934 | ||
935 | hci_dev_unlock(hdev); | |
936 | } | |
937 | ||
938 | /* Encryption Change */ | |
939 | static inline void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
940 | { | |
941 | struct hci_ev_encrypt_change *ev = (struct hci_ev_encrypt_change *) skb->data; | |
04837f64 | 942 | struct hci_conn *conn; |
1da177e4 LT |
943 | |
944 | BT_DBG("%s status %d", hdev->name, ev->status); | |
945 | ||
946 | hci_dev_lock(hdev); | |
947 | ||
04837f64 | 948 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
949 | if (conn) { |
950 | if (!ev->status) { | |
951 | if (ev->encrypt) | |
952 | conn->link_mode |= HCI_LM_ENCRYPT; | |
953 | else | |
954 | conn->link_mode &= ~HCI_LM_ENCRYPT; | |
955 | } | |
956 | ||
957 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend); | |
958 | ||
959 | hci_encrypt_cfm(conn, ev->status, ev->encrypt); | |
960 | } | |
961 | ||
962 | hci_dev_unlock(hdev); | |
963 | } | |
964 | ||
965 | /* Change Connection Link Key Complete */ | |
966 | static inline void hci_change_conn_link_key_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
967 | { | |
968 | struct hci_ev_change_conn_link_key_complete *ev = (struct hci_ev_change_conn_link_key_complete *) skb->data; | |
04837f64 | 969 | struct hci_conn *conn; |
1da177e4 LT |
970 | |
971 | BT_DBG("%s status %d", hdev->name, ev->status); | |
972 | ||
973 | hci_dev_lock(hdev); | |
974 | ||
04837f64 | 975 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
976 | if (conn) { |
977 | if (!ev->status) | |
978 | conn->link_mode |= HCI_LM_SECURE; | |
979 | ||
980 | clear_bit(HCI_CONN_AUTH_PEND, &conn->pend); | |
981 | ||
982 | hci_key_change_cfm(conn, ev->status); | |
983 | } | |
984 | ||
985 | hci_dev_unlock(hdev); | |
986 | } | |
987 | ||
988 | /* Pin Code Request*/ | |
989 | static inline void hci_pin_code_request_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
990 | { | |
991 | } | |
992 | ||
993 | /* Link Key Request */ | |
994 | static inline void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
995 | { | |
996 | } | |
997 | ||
998 | /* Link Key Notification */ | |
999 | static inline void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1000 | { | |
1001 | } | |
1002 | ||
04837f64 MH |
1003 | /* Remote Features */ |
1004 | static inline void hci_remote_features_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1005 | { | |
1006 | struct hci_ev_remote_features *ev = (struct hci_ev_remote_features *) skb->data; | |
1007 | struct hci_conn *conn; | |
1008 | ||
1009 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1010 | ||
1011 | hci_dev_lock(hdev); | |
1012 | ||
1013 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
1014 | if (conn && !ev->status) { | |
1015 | memcpy(conn->features, ev->features, sizeof(conn->features)); | |
1016 | } | |
1017 | ||
1018 | hci_dev_unlock(hdev); | |
1019 | } | |
1020 | ||
1da177e4 LT |
1021 | /* Clock Offset */ |
1022 | static inline void hci_clock_offset_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1023 | { | |
1024 | struct hci_ev_clock_offset *ev = (struct hci_ev_clock_offset *) skb->data; | |
04837f64 | 1025 | struct hci_conn *conn; |
1da177e4 LT |
1026 | |
1027 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1028 | ||
1029 | hci_dev_lock(hdev); | |
1030 | ||
04837f64 | 1031 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
1032 | if (conn && !ev->status) { |
1033 | struct inquiry_entry *ie; | |
1034 | ||
1035 | if ((ie = hci_inquiry_cache_lookup(hdev, &conn->dst))) { | |
1036 | ie->data.clock_offset = ev->clock_offset; | |
1037 | ie->timestamp = jiffies; | |
1038 | } | |
1039 | } | |
1040 | ||
1041 | hci_dev_unlock(hdev); | |
1042 | } | |
1043 | ||
85a1e930 MH |
1044 | /* Page Scan Repetition Mode */ |
1045 | static inline void hci_pscan_rep_mode_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1046 | { | |
1047 | struct hci_ev_pscan_rep_mode *ev = (struct hci_ev_pscan_rep_mode *) skb->data; | |
1048 | struct inquiry_entry *ie; | |
1049 | ||
1050 | BT_DBG("%s", hdev->name); | |
1051 | ||
1052 | hci_dev_lock(hdev); | |
1053 | ||
1054 | if ((ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr))) { | |
1055 | ie->data.pscan_rep_mode = ev->pscan_rep_mode; | |
1056 | ie->timestamp = jiffies; | |
1057 | } | |
1058 | ||
1059 | hci_dev_unlock(hdev); | |
1060 | } | |
1061 | ||
04837f64 MH |
1062 | /* Sniff Subrate */ |
1063 | static inline void hci_sniff_subrate_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1064 | { | |
1065 | struct hci_ev_sniff_subrate *ev = (struct hci_ev_sniff_subrate *) skb->data; | |
1066 | struct hci_conn *conn; | |
1067 | ||
1068 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1069 | ||
1070 | hci_dev_lock(hdev); | |
1071 | ||
1072 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
1073 | if (conn) { | |
1074 | } | |
1075 | ||
1076 | hci_dev_unlock(hdev); | |
1077 | } | |
1078 | ||
1da177e4 LT |
1079 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb) |
1080 | { | |
1081 | struct hci_event_hdr *hdr = (struct hci_event_hdr *) skb->data; | |
1082 | struct hci_ev_cmd_complete *ec; | |
1083 | struct hci_ev_cmd_status *cs; | |
1084 | u16 opcode, ocf, ogf; | |
1085 | ||
1086 | skb_pull(skb, HCI_EVENT_HDR_SIZE); | |
1087 | ||
1088 | BT_DBG("%s evt 0x%x", hdev->name, hdr->evt); | |
1089 | ||
1090 | switch (hdr->evt) { | |
1091 | case HCI_EV_NUM_COMP_PKTS: | |
1092 | hci_num_comp_pkts_evt(hdev, skb); | |
1093 | break; | |
1094 | ||
1095 | case HCI_EV_INQUIRY_COMPLETE: | |
1096 | hci_inquiry_complete_evt(hdev, skb); | |
1097 | break; | |
1098 | ||
1099 | case HCI_EV_INQUIRY_RESULT: | |
1100 | hci_inquiry_result_evt(hdev, skb); | |
1101 | break; | |
1102 | ||
1103 | case HCI_EV_INQUIRY_RESULT_WITH_RSSI: | |
1104 | hci_inquiry_result_with_rssi_evt(hdev, skb); | |
1105 | break; | |
1106 | ||
21d9e30e MH |
1107 | case HCI_EV_EXTENDED_INQUIRY_RESULT: |
1108 | hci_extended_inquiry_result_evt(hdev, skb); | |
1109 | break; | |
1110 | ||
1da177e4 LT |
1111 | case HCI_EV_CONN_REQUEST: |
1112 | hci_conn_request_evt(hdev, skb); | |
1113 | break; | |
1114 | ||
1115 | case HCI_EV_CONN_COMPLETE: | |
1116 | hci_conn_complete_evt(hdev, skb); | |
1117 | break; | |
1118 | ||
1119 | case HCI_EV_DISCONN_COMPLETE: | |
1120 | hci_disconn_complete_evt(hdev, skb); | |
1121 | break; | |
1122 | ||
1123 | case HCI_EV_ROLE_CHANGE: | |
1124 | hci_role_change_evt(hdev, skb); | |
1125 | break; | |
1126 | ||
04837f64 MH |
1127 | case HCI_EV_MODE_CHANGE: |
1128 | hci_mode_change_evt(hdev, skb); | |
1129 | break; | |
1130 | ||
1da177e4 LT |
1131 | case HCI_EV_AUTH_COMPLETE: |
1132 | hci_auth_complete_evt(hdev, skb); | |
1133 | break; | |
1134 | ||
1135 | case HCI_EV_ENCRYPT_CHANGE: | |
1136 | hci_encrypt_change_evt(hdev, skb); | |
1137 | break; | |
1138 | ||
1139 | case HCI_EV_CHANGE_CONN_LINK_KEY_COMPLETE: | |
1140 | hci_change_conn_link_key_complete_evt(hdev, skb); | |
1141 | break; | |
1142 | ||
1143 | case HCI_EV_PIN_CODE_REQ: | |
1144 | hci_pin_code_request_evt(hdev, skb); | |
1145 | break; | |
1146 | ||
1147 | case HCI_EV_LINK_KEY_REQ: | |
1148 | hci_link_key_request_evt(hdev, skb); | |
1149 | break; | |
1150 | ||
1151 | case HCI_EV_LINK_KEY_NOTIFY: | |
1152 | hci_link_key_notify_evt(hdev, skb); | |
1153 | break; | |
1154 | ||
04837f64 MH |
1155 | case HCI_EV_REMOTE_FEATURES: |
1156 | hci_remote_features_evt(hdev, skb); | |
1157 | break; | |
1158 | ||
1da177e4 LT |
1159 | case HCI_EV_CLOCK_OFFSET: |
1160 | hci_clock_offset_evt(hdev, skb); | |
1161 | break; | |
1162 | ||
85a1e930 MH |
1163 | case HCI_EV_PSCAN_REP_MODE: |
1164 | hci_pscan_rep_mode_evt(hdev, skb); | |
1165 | break; | |
1166 | ||
04837f64 MH |
1167 | case HCI_EV_SNIFF_SUBRATE: |
1168 | hci_sniff_subrate_evt(hdev, skb); | |
1169 | break; | |
1170 | ||
1da177e4 LT |
1171 | case HCI_EV_CMD_STATUS: |
1172 | cs = (struct hci_ev_cmd_status *) skb->data; | |
1173 | skb_pull(skb, sizeof(cs)); | |
1174 | ||
1175 | opcode = __le16_to_cpu(cs->opcode); | |
1176 | ogf = hci_opcode_ogf(opcode); | |
1177 | ocf = hci_opcode_ocf(opcode); | |
1178 | ||
1179 | switch (ogf) { | |
1180 | case OGF_INFO_PARAM: | |
1181 | hci_cs_info_param(hdev, ocf, cs->status); | |
1182 | break; | |
1183 | ||
1184 | case OGF_HOST_CTL: | |
1185 | hci_cs_host_ctl(hdev, ocf, cs->status); | |
1186 | break; | |
1187 | ||
1188 | case OGF_LINK_CTL: | |
1189 | hci_cs_link_ctl(hdev, ocf, cs->status); | |
1190 | break; | |
1191 | ||
1192 | case OGF_LINK_POLICY: | |
1193 | hci_cs_link_policy(hdev, ocf, cs->status); | |
1194 | break; | |
1195 | ||
1196 | default: | |
1197 | BT_DBG("%s Command Status OGF %x", hdev->name, ogf); | |
1198 | break; | |
1199 | } | |
1200 | ||
1201 | if (cs->ncmd) { | |
1202 | atomic_set(&hdev->cmd_cnt, 1); | |
1203 | if (!skb_queue_empty(&hdev->cmd_q)) | |
1204 | hci_sched_cmd(hdev); | |
1205 | } | |
1206 | break; | |
1207 | ||
1208 | case HCI_EV_CMD_COMPLETE: | |
1209 | ec = (struct hci_ev_cmd_complete *) skb->data; | |
1210 | skb_pull(skb, sizeof(*ec)); | |
1211 | ||
1212 | opcode = __le16_to_cpu(ec->opcode); | |
1213 | ogf = hci_opcode_ogf(opcode); | |
1214 | ocf = hci_opcode_ocf(opcode); | |
1215 | ||
1216 | switch (ogf) { | |
1217 | case OGF_INFO_PARAM: | |
1218 | hci_cc_info_param(hdev, ocf, skb); | |
1219 | break; | |
1220 | ||
1221 | case OGF_HOST_CTL: | |
1222 | hci_cc_host_ctl(hdev, ocf, skb); | |
1223 | break; | |
1224 | ||
1225 | case OGF_LINK_CTL: | |
1226 | hci_cc_link_ctl(hdev, ocf, skb); | |
1227 | break; | |
1228 | ||
1229 | case OGF_LINK_POLICY: | |
1230 | hci_cc_link_policy(hdev, ocf, skb); | |
1231 | break; | |
1232 | ||
1233 | default: | |
1234 | BT_DBG("%s Command Completed OGF %x", hdev->name, ogf); | |
1235 | break; | |
1236 | } | |
1237 | ||
1238 | if (ec->ncmd) { | |
1239 | atomic_set(&hdev->cmd_cnt, 1); | |
1240 | if (!skb_queue_empty(&hdev->cmd_q)) | |
1241 | hci_sched_cmd(hdev); | |
1242 | } | |
1243 | break; | |
1244 | } | |
1245 | ||
1246 | kfree_skb(skb); | |
1247 | hdev->stat.evt_rx++; | |
1248 | } | |
1249 | ||
1250 | /* Generate internal stack event */ | |
1251 | void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data) | |
1252 | { | |
1253 | struct hci_event_hdr *hdr; | |
1254 | struct hci_ev_stack_internal *ev; | |
1255 | struct sk_buff *skb; | |
1256 | ||
1257 | skb = bt_skb_alloc(HCI_EVENT_HDR_SIZE + sizeof(*ev) + dlen, GFP_ATOMIC); | |
1258 | if (!skb) | |
1259 | return; | |
1260 | ||
1261 | hdr = (void *) skb_put(skb, HCI_EVENT_HDR_SIZE); | |
1262 | hdr->evt = HCI_EV_STACK_INTERNAL; | |
1263 | hdr->plen = sizeof(*ev) + dlen; | |
1264 | ||
1265 | ev = (void *) skb_put(skb, sizeof(*ev) + dlen); | |
1266 | ev->type = type; | |
1267 | memcpy(ev->data, data, dlen); | |
1268 | ||
576c7d85 | 1269 | bt_cb(skb)->incoming = 1; |
a61bbcf2 | 1270 | __net_timestamp(skb); |
576c7d85 | 1271 | |
0d48d939 | 1272 | bt_cb(skb)->pkt_type = HCI_EVENT_PKT; |
1da177e4 LT |
1273 | skb->dev = (void *) hdev; |
1274 | hci_send_to_sock(hdev, skb); | |
1275 | kfree_skb(skb); | |
1276 | } |