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: | |
defc761b | 65 | case OCF_EXIT_PERIODIC_INQ: |
1da177e4 LT |
66 | status = *((__u8 *) skb->data); |
67 | ||
68 | if (status) { | |
69 | BT_DBG("%s Inquiry cancel error: status 0x%x", hdev->name, status); | |
70 | } else { | |
71 | clear_bit(HCI_INQUIRY, &hdev->flags); | |
72 | hci_req_complete(hdev, status); | |
73 | } | |
74 | break; | |
75 | ||
76 | default: | |
77 | BT_DBG("%s Command complete: ogf LINK_CTL ocf %x", hdev->name, ocf); | |
78 | break; | |
79 | } | |
80 | } | |
81 | ||
82 | /* Command Complete OGF LINK_POLICY */ | |
83 | static void hci_cc_link_policy(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb) | |
84 | { | |
85 | struct hci_conn *conn; | |
86 | struct hci_rp_role_discovery *rd; | |
04837f64 MH |
87 | struct hci_rp_write_link_policy *lp; |
88 | void *sent; | |
1da177e4 LT |
89 | |
90 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
91 | ||
92 | switch (ocf) { | |
93 | case OCF_ROLE_DISCOVERY: | |
94 | rd = (void *) skb->data; | |
95 | ||
96 | if (rd->status) | |
97 | break; | |
98 | ||
99 | hci_dev_lock(hdev); | |
100 | ||
101 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rd->handle)); | |
102 | if (conn) { | |
103 | if (rd->role) | |
104 | conn->link_mode &= ~HCI_LM_MASTER; | |
105 | else | |
106 | conn->link_mode |= HCI_LM_MASTER; | |
107 | } | |
108 | ||
109 | hci_dev_unlock(hdev); | |
110 | break; | |
111 | ||
04837f64 MH |
112 | case OCF_WRITE_LINK_POLICY: |
113 | sent = hci_sent_cmd_data(hdev, OGF_LINK_POLICY, OCF_WRITE_LINK_POLICY); | |
114 | if (!sent) | |
115 | break; | |
116 | ||
117 | lp = (struct hci_rp_write_link_policy *) skb->data; | |
118 | ||
119 | if (lp->status) | |
120 | break; | |
121 | ||
122 | hci_dev_lock(hdev); | |
123 | ||
124 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(lp->handle)); | |
125 | if (conn) { | |
126 | __le16 policy = get_unaligned((__le16 *) (sent + 2)); | |
127 | conn->link_policy = __le16_to_cpu(policy); | |
128 | } | |
129 | ||
130 | hci_dev_unlock(hdev); | |
131 | break; | |
132 | ||
1da177e4 LT |
133 | default: |
134 | BT_DBG("%s: Command complete: ogf LINK_POLICY ocf %x", | |
135 | hdev->name, ocf); | |
136 | break; | |
137 | } | |
138 | } | |
139 | ||
140 | /* Command Complete OGF HOST_CTL */ | |
141 | static void hci_cc_host_ctl(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb) | |
142 | { | |
143 | __u8 status, param; | |
144 | __u16 setting; | |
145 | struct hci_rp_read_voice_setting *vs; | |
146 | void *sent; | |
147 | ||
148 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
149 | ||
150 | switch (ocf) { | |
151 | case OCF_RESET: | |
152 | status = *((__u8 *) skb->data); | |
153 | hci_req_complete(hdev, status); | |
154 | break; | |
155 | ||
156 | case OCF_SET_EVENT_FLT: | |
157 | status = *((__u8 *) skb->data); | |
158 | if (status) { | |
159 | BT_DBG("%s SET_EVENT_FLT failed %d", hdev->name, status); | |
160 | } else { | |
161 | BT_DBG("%s SET_EVENT_FLT succeseful", hdev->name); | |
162 | } | |
163 | break; | |
164 | ||
165 | case OCF_WRITE_AUTH_ENABLE: | |
166 | sent = hci_sent_cmd_data(hdev, OGF_HOST_CTL, OCF_WRITE_AUTH_ENABLE); | |
167 | if (!sent) | |
168 | break; | |
169 | ||
170 | status = *((__u8 *) skb->data); | |
171 | param = *((__u8 *) sent); | |
172 | ||
173 | if (!status) { | |
174 | if (param == AUTH_ENABLED) | |
175 | set_bit(HCI_AUTH, &hdev->flags); | |
176 | else | |
177 | clear_bit(HCI_AUTH, &hdev->flags); | |
178 | } | |
179 | hci_req_complete(hdev, status); | |
180 | break; | |
181 | ||
182 | case OCF_WRITE_ENCRYPT_MODE: | |
183 | sent = hci_sent_cmd_data(hdev, OGF_HOST_CTL, OCF_WRITE_ENCRYPT_MODE); | |
184 | if (!sent) | |
185 | break; | |
186 | ||
187 | status = *((__u8 *) skb->data); | |
188 | param = *((__u8 *) sent); | |
189 | ||
190 | if (!status) { | |
191 | if (param) | |
192 | set_bit(HCI_ENCRYPT, &hdev->flags); | |
193 | else | |
194 | clear_bit(HCI_ENCRYPT, &hdev->flags); | |
195 | } | |
196 | hci_req_complete(hdev, status); | |
197 | break; | |
198 | ||
199 | case OCF_WRITE_CA_TIMEOUT: | |
200 | status = *((__u8 *) skb->data); | |
201 | if (status) { | |
202 | BT_DBG("%s OCF_WRITE_CA_TIMEOUT failed %d", hdev->name, status); | |
203 | } else { | |
204 | BT_DBG("%s OCF_WRITE_CA_TIMEOUT succeseful", hdev->name); | |
205 | } | |
206 | break; | |
207 | ||
208 | case OCF_WRITE_PG_TIMEOUT: | |
209 | status = *((__u8 *) skb->data); | |
210 | if (status) { | |
211 | BT_DBG("%s OCF_WRITE_PG_TIMEOUT failed %d", hdev->name, status); | |
212 | } else { | |
213 | BT_DBG("%s: OCF_WRITE_PG_TIMEOUT succeseful", hdev->name); | |
214 | } | |
215 | break; | |
216 | ||
217 | case OCF_WRITE_SCAN_ENABLE: | |
218 | sent = hci_sent_cmd_data(hdev, OGF_HOST_CTL, OCF_WRITE_SCAN_ENABLE); | |
219 | if (!sent) | |
220 | break; | |
221 | ||
222 | status = *((__u8 *) skb->data); | |
223 | param = *((__u8 *) sent); | |
224 | ||
225 | BT_DBG("param 0x%x", param); | |
226 | ||
227 | if (!status) { | |
228 | clear_bit(HCI_PSCAN, &hdev->flags); | |
229 | clear_bit(HCI_ISCAN, &hdev->flags); | |
230 | if (param & SCAN_INQUIRY) | |
231 | set_bit(HCI_ISCAN, &hdev->flags); | |
232 | ||
233 | if (param & SCAN_PAGE) | |
234 | set_bit(HCI_PSCAN, &hdev->flags); | |
235 | } | |
236 | hci_req_complete(hdev, status); | |
237 | break; | |
238 | ||
239 | case OCF_READ_VOICE_SETTING: | |
240 | vs = (struct hci_rp_read_voice_setting *) skb->data; | |
241 | ||
242 | if (vs->status) { | |
243 | BT_DBG("%s READ_VOICE_SETTING failed %d", hdev->name, vs->status); | |
244 | break; | |
245 | } | |
246 | ||
247 | setting = __le16_to_cpu(vs->voice_setting); | |
248 | ||
249 | if (hdev->voice_setting != setting ) { | |
250 | hdev->voice_setting = setting; | |
251 | ||
252 | BT_DBG("%s: voice setting 0x%04x", hdev->name, setting); | |
253 | ||
254 | if (hdev->notify) { | |
255 | tasklet_disable(&hdev->tx_task); | |
256 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); | |
257 | tasklet_enable(&hdev->tx_task); | |
258 | } | |
259 | } | |
260 | break; | |
261 | ||
262 | case OCF_WRITE_VOICE_SETTING: | |
263 | sent = hci_sent_cmd_data(hdev, OGF_HOST_CTL, OCF_WRITE_VOICE_SETTING); | |
264 | if (!sent) | |
265 | break; | |
266 | ||
267 | status = *((__u8 *) skb->data); | |
1ebb9252 | 268 | setting = __le16_to_cpu(get_unaligned((__le16 *) sent)); |
1da177e4 LT |
269 | |
270 | if (!status && hdev->voice_setting != setting) { | |
271 | hdev->voice_setting = setting; | |
272 | ||
273 | BT_DBG("%s: voice setting 0x%04x", hdev->name, setting); | |
274 | ||
275 | if (hdev->notify) { | |
276 | tasklet_disable(&hdev->tx_task); | |
277 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); | |
278 | tasklet_enable(&hdev->tx_task); | |
279 | } | |
280 | } | |
281 | hci_req_complete(hdev, status); | |
282 | break; | |
283 | ||
284 | case OCF_HOST_BUFFER_SIZE: | |
285 | status = *((__u8 *) skb->data); | |
286 | if (status) { | |
287 | BT_DBG("%s OCF_BUFFER_SIZE failed %d", hdev->name, status); | |
288 | hci_req_complete(hdev, status); | |
289 | } | |
290 | break; | |
291 | ||
292 | default: | |
293 | BT_DBG("%s Command complete: ogf HOST_CTL ocf %x", hdev->name, ocf); | |
294 | break; | |
295 | } | |
296 | } | |
297 | ||
298 | /* Command Complete OGF INFO_PARAM */ | |
299 | static void hci_cc_info_param(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb) | |
300 | { | |
1143e5a6 | 301 | struct hci_rp_read_loc_version *lv; |
04837f64 | 302 | struct hci_rp_read_local_features *lf; |
1da177e4 LT |
303 | struct hci_rp_read_buffer_size *bs; |
304 | struct hci_rp_read_bd_addr *ba; | |
305 | ||
306 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
307 | ||
308 | switch (ocf) { | |
1143e5a6 MH |
309 | case OCF_READ_LOCAL_VERSION: |
310 | lv = (struct hci_rp_read_loc_version *) skb->data; | |
311 | ||
312 | if (lv->status) { | |
313 | BT_DBG("%s READ_LOCAL_VERSION failed %d", hdev->name, lf->status); | |
314 | break; | |
315 | } | |
316 | ||
317 | hdev->hci_ver = lv->hci_ver; | |
318 | hdev->hci_rev = btohs(lv->hci_rev); | |
319 | hdev->manufacturer = btohs(lv->manufacturer); | |
320 | ||
321 | BT_DBG("%s: manufacturer %d hci_ver %d hci_rev %d", hdev->name, | |
322 | hdev->manufacturer, hdev->hci_ver, hdev->hci_rev); | |
323 | ||
324 | break; | |
325 | ||
1da177e4 | 326 | case OCF_READ_LOCAL_FEATURES: |
04837f64 | 327 | lf = (struct hci_rp_read_local_features *) skb->data; |
1da177e4 LT |
328 | |
329 | if (lf->status) { | |
330 | BT_DBG("%s READ_LOCAL_FEATURES failed %d", hdev->name, lf->status); | |
331 | break; | |
332 | } | |
333 | ||
334 | memcpy(hdev->features, lf->features, sizeof(hdev->features)); | |
335 | ||
336 | /* Adjust default settings according to features | |
337 | * supported by device. */ | |
338 | if (hdev->features[0] & LMP_3SLOT) | |
339 | hdev->pkt_type |= (HCI_DM3 | HCI_DH3); | |
340 | ||
341 | if (hdev->features[0] & LMP_5SLOT) | |
342 | hdev->pkt_type |= (HCI_DM5 | HCI_DH5); | |
343 | ||
344 | if (hdev->features[1] & LMP_HV2) | |
345 | hdev->pkt_type |= (HCI_HV2); | |
346 | ||
347 | if (hdev->features[1] & LMP_HV3) | |
348 | hdev->pkt_type |= (HCI_HV3); | |
349 | ||
1143e5a6 MH |
350 | BT_DBG("%s: features 0x%x 0x%x 0x%x", hdev->name, |
351 | lf->features[0], lf->features[1], lf->features[2]); | |
1da177e4 LT |
352 | |
353 | break; | |
354 | ||
355 | case OCF_READ_BUFFER_SIZE: | |
356 | bs = (struct hci_rp_read_buffer_size *) skb->data; | |
357 | ||
358 | if (bs->status) { | |
359 | BT_DBG("%s READ_BUFFER_SIZE failed %d", hdev->name, bs->status); | |
360 | hci_req_complete(hdev, bs->status); | |
361 | break; | |
362 | } | |
363 | ||
364 | hdev->acl_mtu = __le16_to_cpu(bs->acl_mtu); | |
da1f5198 MH |
365 | hdev->sco_mtu = bs->sco_mtu; |
366 | hdev->acl_pkts = __le16_to_cpu(bs->acl_max_pkt); | |
367 | hdev->sco_pkts = __le16_to_cpu(bs->sco_max_pkt); | |
368 | ||
369 | if (test_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks)) { | |
370 | hdev->sco_mtu = 64; | |
371 | hdev->sco_pkts = 8; | |
372 | } | |
373 | ||
374 | hdev->acl_cnt = hdev->acl_pkts; | |
375 | hdev->sco_cnt = hdev->sco_pkts; | |
1da177e4 LT |
376 | |
377 | BT_DBG("%s mtu: acl %d, sco %d max_pkt: acl %d, sco %d", hdev->name, | |
378 | hdev->acl_mtu, hdev->sco_mtu, hdev->acl_pkts, hdev->sco_pkts); | |
379 | break; | |
380 | ||
381 | case OCF_READ_BD_ADDR: | |
382 | ba = (struct hci_rp_read_bd_addr *) skb->data; | |
383 | ||
384 | if (!ba->status) { | |
385 | bacpy(&hdev->bdaddr, &ba->bdaddr); | |
386 | } else { | |
387 | BT_DBG("%s: READ_BD_ADDR failed %d", hdev->name, ba->status); | |
388 | } | |
389 | ||
390 | hci_req_complete(hdev, ba->status); | |
391 | break; | |
392 | ||
393 | default: | |
394 | BT_DBG("%s Command complete: ogf INFO_PARAM ocf %x", hdev->name, ocf); | |
395 | break; | |
396 | } | |
397 | } | |
398 | ||
399 | /* Command Status OGF LINK_CTL */ | |
400 | static inline void hci_cs_create_conn(struct hci_dev *hdev, __u8 status) | |
401 | { | |
402 | struct hci_conn *conn; | |
403 | struct hci_cp_create_conn *cp = hci_sent_cmd_data(hdev, OGF_LINK_CTL, OCF_CREATE_CONN); | |
404 | ||
405 | if (!cp) | |
406 | return; | |
407 | ||
408 | hci_dev_lock(hdev); | |
409 | ||
410 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
411 | ||
412 | BT_DBG("%s status 0x%x bdaddr %s conn %p", hdev->name, | |
413 | status, batostr(&cp->bdaddr), conn); | |
414 | ||
415 | if (status) { | |
416 | if (conn && conn->state == BT_CONNECT) { | |
4c67bc74 MH |
417 | if (status != 0x0c || conn->attempt > 2) { |
418 | conn->state = BT_CLOSED; | |
419 | hci_proto_connect_cfm(conn, status); | |
420 | hci_conn_del(conn); | |
421 | } else | |
422 | conn->state = BT_CONNECT2; | |
1da177e4 LT |
423 | } |
424 | } else { | |
425 | if (!conn) { | |
426 | conn = hci_conn_add(hdev, ACL_LINK, &cp->bdaddr); | |
427 | if (conn) { | |
428 | conn->out = 1; | |
429 | conn->link_mode |= HCI_LM_MASTER; | |
430 | } else | |
431 | BT_ERR("No memmory for new connection"); | |
432 | } | |
433 | } | |
434 | ||
435 | hci_dev_unlock(hdev); | |
436 | } | |
437 | ||
438 | static void hci_cs_link_ctl(struct hci_dev *hdev, __u16 ocf, __u8 status) | |
439 | { | |
440 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
441 | ||
442 | switch (ocf) { | |
443 | case OCF_CREATE_CONN: | |
444 | hci_cs_create_conn(hdev, status); | |
445 | break; | |
446 | ||
447 | case OCF_ADD_SCO: | |
448 | if (status) { | |
449 | struct hci_conn *acl, *sco; | |
450 | struct hci_cp_add_sco *cp = hci_sent_cmd_data(hdev, OGF_LINK_CTL, OCF_ADD_SCO); | |
451 | __u16 handle; | |
452 | ||
453 | if (!cp) | |
454 | break; | |
455 | ||
456 | handle = __le16_to_cpu(cp->handle); | |
457 | ||
458 | BT_DBG("%s Add SCO error: handle %d status 0x%x", hdev->name, handle, status); | |
459 | ||
460 | hci_dev_lock(hdev); | |
461 | ||
462 | acl = hci_conn_hash_lookup_handle(hdev, handle); | |
463 | if (acl && (sco = acl->link)) { | |
464 | sco->state = BT_CLOSED; | |
465 | ||
466 | hci_proto_connect_cfm(sco, status); | |
467 | hci_conn_del(sco); | |
468 | } | |
469 | ||
470 | hci_dev_unlock(hdev); | |
471 | } | |
472 | break; | |
473 | ||
474 | case OCF_INQUIRY: | |
475 | if (status) { | |
476 | BT_DBG("%s Inquiry error: status 0x%x", hdev->name, status); | |
477 | hci_req_complete(hdev, status); | |
478 | } else { | |
479 | set_bit(HCI_INQUIRY, &hdev->flags); | |
480 | } | |
481 | break; | |
482 | ||
483 | default: | |
484 | BT_DBG("%s Command status: ogf LINK_CTL ocf %x status %d", | |
485 | hdev->name, ocf, status); | |
486 | break; | |
487 | } | |
488 | } | |
489 | ||
490 | /* Command Status OGF LINK_POLICY */ | |
491 | static void hci_cs_link_policy(struct hci_dev *hdev, __u16 ocf, __u8 status) | |
492 | { | |
493 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
494 | ||
495 | switch (ocf) { | |
04837f64 MH |
496 | case OCF_SNIFF_MODE: |
497 | if (status) { | |
498 | struct hci_conn *conn; | |
499 | struct hci_cp_sniff_mode *cp = hci_sent_cmd_data(hdev, OGF_LINK_POLICY, OCF_SNIFF_MODE); | |
500 | ||
501 | if (!cp) | |
502 | break; | |
503 | ||
504 | hci_dev_lock(hdev); | |
505 | ||
506 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
507 | if (conn) { | |
508 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend); | |
509 | } | |
510 | ||
511 | hci_dev_unlock(hdev); | |
512 | } | |
513 | break; | |
514 | ||
515 | case OCF_EXIT_SNIFF_MODE: | |
516 | if (status) { | |
517 | struct hci_conn *conn; | |
518 | struct hci_cp_exit_sniff_mode *cp = hci_sent_cmd_data(hdev, OGF_LINK_POLICY, OCF_EXIT_SNIFF_MODE); | |
519 | ||
520 | if (!cp) | |
521 | break; | |
522 | ||
523 | hci_dev_lock(hdev); | |
524 | ||
525 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
526 | if (conn) { | |
527 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend); | |
528 | } | |
529 | ||
530 | hci_dev_unlock(hdev); | |
531 | } | |
532 | break; | |
533 | ||
1da177e4 | 534 | default: |
04837f64 | 535 | BT_DBG("%s Command status: ogf LINK_POLICY ocf %x", hdev->name, ocf); |
1da177e4 LT |
536 | break; |
537 | } | |
538 | } | |
539 | ||
540 | /* Command Status OGF HOST_CTL */ | |
541 | static void hci_cs_host_ctl(struct hci_dev *hdev, __u16 ocf, __u8 status) | |
542 | { | |
543 | BT_DBG("%s ocf 0x%x", hdev->name, ocf); | |
544 | ||
545 | switch (ocf) { | |
546 | default: | |
547 | BT_DBG("%s Command status: ogf HOST_CTL ocf %x", hdev->name, ocf); | |
548 | break; | |
549 | } | |
550 | } | |
551 | ||
552 | /* Command Status OGF INFO_PARAM */ | |
553 | static void hci_cs_info_param(struct hci_dev *hdev, __u16 ocf, __u8 status) | |
554 | { | |
555 | BT_DBG("%s: hci_cs_info_param: ocf 0x%x", hdev->name, ocf); | |
556 | ||
557 | switch (ocf) { | |
558 | default: | |
559 | BT_DBG("%s Command status: ogf INFO_PARAM ocf %x", hdev->name, ocf); | |
560 | break; | |
561 | } | |
562 | } | |
563 | ||
564 | /* Inquiry Complete */ | |
565 | static inline void hci_inquiry_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
566 | { | |
567 | __u8 status = *((__u8 *) skb->data); | |
568 | ||
569 | BT_DBG("%s status %d", hdev->name, status); | |
570 | ||
571 | clear_bit(HCI_INQUIRY, &hdev->flags); | |
572 | hci_req_complete(hdev, status); | |
573 | } | |
574 | ||
575 | /* Inquiry Result */ | |
576 | static inline void hci_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
577 | { | |
45bb4bf0 | 578 | struct inquiry_data data; |
1da177e4 LT |
579 | struct inquiry_info *info = (struct inquiry_info *) (skb->data + 1); |
580 | int num_rsp = *((__u8 *) skb->data); | |
581 | ||
582 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
583 | ||
45bb4bf0 MH |
584 | if (!num_rsp) |
585 | return; | |
586 | ||
1da177e4 | 587 | hci_dev_lock(hdev); |
45bb4bf0 | 588 | |
1da177e4 | 589 | for (; num_rsp; num_rsp--) { |
1da177e4 LT |
590 | bacpy(&data.bdaddr, &info->bdaddr); |
591 | data.pscan_rep_mode = info->pscan_rep_mode; | |
592 | data.pscan_period_mode = info->pscan_period_mode; | |
593 | data.pscan_mode = info->pscan_mode; | |
594 | memcpy(data.dev_class, info->dev_class, 3); | |
595 | data.clock_offset = info->clock_offset; | |
596 | data.rssi = 0x00; | |
597 | info++; | |
598 | hci_inquiry_cache_update(hdev, &data); | |
599 | } | |
45bb4bf0 | 600 | |
1da177e4 LT |
601 | hci_dev_unlock(hdev); |
602 | } | |
603 | ||
604 | /* Inquiry Result With RSSI */ | |
605 | static inline void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
606 | { | |
45bb4bf0 | 607 | struct inquiry_data data; |
1da177e4 LT |
608 | int num_rsp = *((__u8 *) skb->data); |
609 | ||
610 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
611 | ||
45bb4bf0 MH |
612 | if (!num_rsp) |
613 | return; | |
614 | ||
1da177e4 | 615 | hci_dev_lock(hdev); |
45bb4bf0 MH |
616 | |
617 | if ((skb->len - 1) / num_rsp != sizeof(struct inquiry_info_with_rssi)) { | |
618 | struct inquiry_info_with_rssi_and_pscan_mode *info = | |
619 | (struct inquiry_info_with_rssi_and_pscan_mode *) (skb->data + 1); | |
620 | ||
621 | for (; num_rsp; num_rsp--) { | |
622 | bacpy(&data.bdaddr, &info->bdaddr); | |
623 | data.pscan_rep_mode = info->pscan_rep_mode; | |
624 | data.pscan_period_mode = info->pscan_period_mode; | |
625 | data.pscan_mode = info->pscan_mode; | |
626 | memcpy(data.dev_class, info->dev_class, 3); | |
627 | data.clock_offset = info->clock_offset; | |
628 | data.rssi = info->rssi; | |
629 | info++; | |
630 | hci_inquiry_cache_update(hdev, &data); | |
631 | } | |
632 | } else { | |
633 | struct inquiry_info_with_rssi *info = | |
634 | (struct inquiry_info_with_rssi *) (skb->data + 1); | |
635 | ||
636 | for (; num_rsp; num_rsp--) { | |
637 | bacpy(&data.bdaddr, &info->bdaddr); | |
638 | data.pscan_rep_mode = info->pscan_rep_mode; | |
639 | data.pscan_period_mode = info->pscan_period_mode; | |
640 | data.pscan_mode = 0x00; | |
641 | memcpy(data.dev_class, info->dev_class, 3); | |
642 | data.clock_offset = info->clock_offset; | |
643 | data.rssi = info->rssi; | |
644 | info++; | |
645 | hci_inquiry_cache_update(hdev, &data); | |
646 | } | |
1da177e4 | 647 | } |
45bb4bf0 | 648 | |
1da177e4 LT |
649 | hci_dev_unlock(hdev); |
650 | } | |
651 | ||
21d9e30e MH |
652 | /* Extended Inquiry Result */ |
653 | static inline void hci_extended_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
654 | { | |
655 | struct inquiry_data data; | |
656 | struct extended_inquiry_info *info = (struct extended_inquiry_info *) (skb->data + 1); | |
657 | int num_rsp = *((__u8 *) skb->data); | |
658 | ||
659 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
660 | ||
661 | if (!num_rsp) | |
662 | return; | |
663 | ||
664 | hci_dev_lock(hdev); | |
665 | ||
666 | for (; num_rsp; num_rsp--) { | |
667 | bacpy(&data.bdaddr, &info->bdaddr); | |
668 | data.pscan_rep_mode = info->pscan_rep_mode; | |
669 | data.pscan_period_mode = info->pscan_period_mode; | |
670 | data.pscan_mode = 0x00; | |
671 | memcpy(data.dev_class, info->dev_class, 3); | |
672 | data.clock_offset = info->clock_offset; | |
673 | data.rssi = info->rssi; | |
674 | info++; | |
675 | hci_inquiry_cache_update(hdev, &data); | |
676 | } | |
677 | ||
678 | hci_dev_unlock(hdev); | |
679 | } | |
680 | ||
1da177e4 LT |
681 | /* Connect Request */ |
682 | static inline void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
683 | { | |
684 | struct hci_ev_conn_request *ev = (struct hci_ev_conn_request *) skb->data; | |
685 | int mask = hdev->link_mode; | |
686 | ||
687 | BT_DBG("%s Connection request: %s type 0x%x", hdev->name, | |
688 | batostr(&ev->bdaddr), ev->link_type); | |
689 | ||
690 | mask |= hci_proto_connect_ind(hdev, &ev->bdaddr, ev->link_type); | |
691 | ||
692 | if (mask & HCI_LM_ACCEPT) { | |
693 | /* Connection accepted */ | |
694 | struct hci_conn *conn; | |
695 | struct hci_cp_accept_conn_req cp; | |
696 | ||
697 | hci_dev_lock(hdev); | |
698 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
699 | if (!conn) { | |
700 | if (!(conn = hci_conn_add(hdev, ev->link_type, &ev->bdaddr))) { | |
701 | BT_ERR("No memmory for new connection"); | |
702 | hci_dev_unlock(hdev); | |
703 | return; | |
704 | } | |
705 | } | |
706 | memcpy(conn->dev_class, ev->dev_class, 3); | |
707 | conn->state = BT_CONNECT; | |
708 | hci_dev_unlock(hdev); | |
709 | ||
710 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
711 | ||
712 | if (lmp_rswitch_capable(hdev) && (mask & HCI_LM_MASTER)) | |
713 | cp.role = 0x00; /* Become master */ | |
714 | else | |
715 | cp.role = 0x01; /* Remain slave */ | |
716 | ||
04837f64 MH |
717 | hci_send_cmd(hdev, OGF_LINK_CTL, |
718 | OCF_ACCEPT_CONN_REQ, sizeof(cp), &cp); | |
1da177e4 LT |
719 | } else { |
720 | /* Connection rejected */ | |
721 | struct hci_cp_reject_conn_req cp; | |
722 | ||
723 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
724 | cp.reason = 0x0f; | |
04837f64 MH |
725 | hci_send_cmd(hdev, OGF_LINK_CTL, |
726 | OCF_REJECT_CONN_REQ, sizeof(cp), &cp); | |
1da177e4 LT |
727 | } |
728 | } | |
729 | ||
730 | /* Connect Complete */ | |
731 | static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
732 | { | |
733 | struct hci_ev_conn_complete *ev = (struct hci_ev_conn_complete *) skb->data; | |
4c67bc74 | 734 | struct hci_conn *conn, *pend; |
1da177e4 LT |
735 | |
736 | BT_DBG("%s", hdev->name); | |
737 | ||
738 | hci_dev_lock(hdev); | |
739 | ||
740 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
741 | if (!conn) { | |
742 | hci_dev_unlock(hdev); | |
743 | return; | |
744 | } | |
745 | ||
746 | if (!ev->status) { | |
747 | conn->handle = __le16_to_cpu(ev->handle); | |
748 | conn->state = BT_CONNECTED; | |
749 | ||
750 | if (test_bit(HCI_AUTH, &hdev->flags)) | |
751 | conn->link_mode |= HCI_LM_AUTH; | |
752 | ||
753 | if (test_bit(HCI_ENCRYPT, &hdev->flags)) | |
754 | conn->link_mode |= HCI_LM_ENCRYPT; | |
755 | ||
04837f64 MH |
756 | /* Get remote features */ |
757 | if (conn->type == ACL_LINK) { | |
758 | struct hci_cp_read_remote_features cp; | |
759 | cp.handle = ev->handle; | |
760 | hci_send_cmd(hdev, OGF_LINK_CTL, | |
761 | OCF_READ_REMOTE_FEATURES, sizeof(cp), &cp); | |
762 | } | |
763 | ||
1da177e4 LT |
764 | /* Set link policy */ |
765 | if (conn->type == ACL_LINK && hdev->link_policy) { | |
766 | struct hci_cp_write_link_policy cp; | |
767 | cp.handle = ev->handle; | |
768 | cp.policy = __cpu_to_le16(hdev->link_policy); | |
04837f64 MH |
769 | hci_send_cmd(hdev, OGF_LINK_POLICY, |
770 | OCF_WRITE_LINK_POLICY, sizeof(cp), &cp); | |
1da177e4 LT |
771 | } |
772 | ||
773 | /* Set packet type for incoming connection */ | |
774 | if (!conn->out) { | |
775 | struct hci_cp_change_conn_ptype cp; | |
776 | cp.handle = ev->handle; | |
777 | cp.pkt_type = (conn->type == ACL_LINK) ? | |
778 | __cpu_to_le16(hdev->pkt_type & ACL_PTYPE_MASK): | |
779 | __cpu_to_le16(hdev->pkt_type & SCO_PTYPE_MASK); | |
780 | ||
04837f64 MH |
781 | hci_send_cmd(hdev, OGF_LINK_CTL, |
782 | OCF_CHANGE_CONN_PTYPE, sizeof(cp), &cp); | |
37e97b4e MH |
783 | } else { |
784 | /* Update disconnect timer */ | |
785 | hci_conn_hold(conn); | |
786 | hci_conn_put(conn); | |
1da177e4 LT |
787 | } |
788 | } else | |
789 | conn->state = BT_CLOSED; | |
790 | ||
791 | if (conn->type == ACL_LINK) { | |
792 | struct hci_conn *sco = conn->link; | |
793 | if (sco) { | |
794 | if (!ev->status) | |
795 | hci_add_sco(sco, conn->handle); | |
796 | else { | |
797 | hci_proto_connect_cfm(sco, ev->status); | |
798 | hci_conn_del(sco); | |
799 | } | |
800 | } | |
801 | } | |
802 | ||
803 | hci_proto_connect_cfm(conn, ev->status); | |
804 | if (ev->status) | |
805 | hci_conn_del(conn); | |
806 | ||
4c67bc74 MH |
807 | pend = hci_conn_hash_lookup_state(hdev, ACL_LINK, BT_CONNECT2); |
808 | if (pend) | |
809 | hci_acl_connect(pend); | |
810 | ||
1da177e4 LT |
811 | hci_dev_unlock(hdev); |
812 | } | |
813 | ||
814 | /* Disconnect Complete */ | |
815 | static inline void hci_disconn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
816 | { | |
817 | struct hci_ev_disconn_complete *ev = (struct hci_ev_disconn_complete *) skb->data; | |
04837f64 | 818 | struct hci_conn *conn; |
1da177e4 LT |
819 | |
820 | BT_DBG("%s status %d", hdev->name, ev->status); | |
821 | ||
822 | if (ev->status) | |
823 | return; | |
824 | ||
825 | hci_dev_lock(hdev); | |
826 | ||
04837f64 | 827 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
828 | if (conn) { |
829 | conn->state = BT_CLOSED; | |
830 | hci_proto_disconn_ind(conn, ev->reason); | |
831 | hci_conn_del(conn); | |
832 | } | |
833 | ||
834 | hci_dev_unlock(hdev); | |
835 | } | |
836 | ||
837 | /* Number of completed packets */ | |
838 | static inline void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
839 | { | |
840 | struct hci_ev_num_comp_pkts *ev = (struct hci_ev_num_comp_pkts *) skb->data; | |
1ebb9252 | 841 | __le16 *ptr; |
1da177e4 LT |
842 | int i; |
843 | ||
844 | skb_pull(skb, sizeof(*ev)); | |
845 | ||
846 | BT_DBG("%s num_hndl %d", hdev->name, ev->num_hndl); | |
847 | ||
848 | if (skb->len < ev->num_hndl * 4) { | |
849 | BT_DBG("%s bad parameters", hdev->name); | |
850 | return; | |
851 | } | |
852 | ||
853 | tasklet_disable(&hdev->tx_task); | |
854 | ||
1ebb9252 | 855 | for (i = 0, ptr = (__le16 *) skb->data; i < ev->num_hndl; i++) { |
1da177e4 LT |
856 | struct hci_conn *conn; |
857 | __u16 handle, count; | |
858 | ||
859 | handle = __le16_to_cpu(get_unaligned(ptr++)); | |
860 | count = __le16_to_cpu(get_unaligned(ptr++)); | |
861 | ||
862 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
863 | if (conn) { | |
864 | conn->sent -= count; | |
865 | ||
866 | if (conn->type == SCO_LINK) { | |
867 | if ((hdev->sco_cnt += count) > hdev->sco_pkts) | |
868 | hdev->sco_cnt = hdev->sco_pkts; | |
869 | } else { | |
870 | if ((hdev->acl_cnt += count) > hdev->acl_pkts) | |
871 | hdev->acl_cnt = hdev->acl_pkts; | |
872 | } | |
873 | } | |
874 | } | |
875 | hci_sched_tx(hdev); | |
876 | ||
877 | tasklet_enable(&hdev->tx_task); | |
878 | } | |
879 | ||
880 | /* Role Change */ | |
881 | static inline void hci_role_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
882 | { | |
883 | struct hci_ev_role_change *ev = (struct hci_ev_role_change *) skb->data; | |
04837f64 | 884 | struct hci_conn *conn; |
1da177e4 LT |
885 | |
886 | BT_DBG("%s status %d", hdev->name, ev->status); | |
887 | ||
888 | hci_dev_lock(hdev); | |
889 | ||
890 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
891 | if (conn) { | |
892 | if (!ev->status) { | |
893 | if (ev->role) | |
894 | conn->link_mode &= ~HCI_LM_MASTER; | |
895 | else | |
896 | conn->link_mode |= HCI_LM_MASTER; | |
897 | } | |
898 | ||
899 | clear_bit(HCI_CONN_RSWITCH_PEND, &conn->pend); | |
900 | ||
901 | hci_role_switch_cfm(conn, ev->status, ev->role); | |
902 | } | |
903 | ||
904 | hci_dev_unlock(hdev); | |
905 | } | |
906 | ||
04837f64 MH |
907 | /* Mode Change */ |
908 | static inline void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
909 | { | |
910 | struct hci_ev_mode_change *ev = (struct hci_ev_mode_change *) skb->data; | |
911 | struct hci_conn *conn; | |
912 | ||
913 | BT_DBG("%s status %d", hdev->name, ev->status); | |
914 | ||
915 | hci_dev_lock(hdev); | |
916 | ||
917 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
918 | if (conn) { | |
919 | conn->mode = ev->mode; | |
920 | conn->interval = __le16_to_cpu(ev->interval); | |
921 | ||
922 | if (!test_and_clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend)) { | |
923 | if (conn->mode == HCI_CM_ACTIVE) | |
924 | conn->power_save = 1; | |
925 | else | |
926 | conn->power_save = 0; | |
927 | } | |
928 | } | |
929 | ||
930 | hci_dev_unlock(hdev); | |
931 | } | |
932 | ||
1da177e4 LT |
933 | /* Authentication Complete */ |
934 | static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
935 | { | |
936 | struct hci_ev_auth_complete *ev = (struct hci_ev_auth_complete *) skb->data; | |
04837f64 | 937 | struct hci_conn *conn; |
1da177e4 LT |
938 | |
939 | BT_DBG("%s status %d", hdev->name, ev->status); | |
940 | ||
941 | hci_dev_lock(hdev); | |
942 | ||
04837f64 | 943 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
944 | if (conn) { |
945 | if (!ev->status) | |
946 | conn->link_mode |= HCI_LM_AUTH; | |
947 | ||
948 | clear_bit(HCI_CONN_AUTH_PEND, &conn->pend); | |
949 | ||
950 | hci_auth_cfm(conn, ev->status); | |
951 | ||
952 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) { | |
953 | if (!ev->status) { | |
954 | struct hci_cp_set_conn_encrypt cp; | |
955 | cp.handle = __cpu_to_le16(conn->handle); | |
956 | cp.encrypt = 1; | |
957 | hci_send_cmd(conn->hdev, OGF_LINK_CTL, | |
04837f64 | 958 | OCF_SET_CONN_ENCRYPT, sizeof(cp), &cp); |
1da177e4 LT |
959 | } else { |
960 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend); | |
961 | hci_encrypt_cfm(conn, ev->status, 0x00); | |
962 | } | |
963 | } | |
964 | } | |
965 | ||
966 | hci_dev_unlock(hdev); | |
967 | } | |
968 | ||
969 | /* Encryption Change */ | |
970 | static inline void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
971 | { | |
972 | struct hci_ev_encrypt_change *ev = (struct hci_ev_encrypt_change *) skb->data; | |
04837f64 | 973 | struct hci_conn *conn; |
1da177e4 LT |
974 | |
975 | BT_DBG("%s status %d", hdev->name, ev->status); | |
976 | ||
977 | hci_dev_lock(hdev); | |
978 | ||
04837f64 | 979 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
980 | if (conn) { |
981 | if (!ev->status) { | |
982 | if (ev->encrypt) | |
983 | conn->link_mode |= HCI_LM_ENCRYPT; | |
984 | else | |
985 | conn->link_mode &= ~HCI_LM_ENCRYPT; | |
986 | } | |
987 | ||
988 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend); | |
989 | ||
990 | hci_encrypt_cfm(conn, ev->status, ev->encrypt); | |
991 | } | |
992 | ||
993 | hci_dev_unlock(hdev); | |
994 | } | |
995 | ||
996 | /* Change Connection Link Key Complete */ | |
997 | static inline void hci_change_conn_link_key_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
998 | { | |
999 | struct hci_ev_change_conn_link_key_complete *ev = (struct hci_ev_change_conn_link_key_complete *) skb->data; | |
04837f64 | 1000 | struct hci_conn *conn; |
1da177e4 LT |
1001 | |
1002 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1003 | ||
1004 | hci_dev_lock(hdev); | |
1005 | ||
04837f64 | 1006 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
1007 | if (conn) { |
1008 | if (!ev->status) | |
1009 | conn->link_mode |= HCI_LM_SECURE; | |
1010 | ||
1011 | clear_bit(HCI_CONN_AUTH_PEND, &conn->pend); | |
1012 | ||
1013 | hci_key_change_cfm(conn, ev->status); | |
1014 | } | |
1015 | ||
1016 | hci_dev_unlock(hdev); | |
1017 | } | |
1018 | ||
1019 | /* Pin Code Request*/ | |
1020 | static inline void hci_pin_code_request_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1021 | { | |
1022 | } | |
1023 | ||
1024 | /* Link Key Request */ | |
1025 | static inline void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1026 | { | |
1027 | } | |
1028 | ||
1029 | /* Link Key Notification */ | |
1030 | static inline void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1031 | { | |
1032 | } | |
1033 | ||
04837f64 MH |
1034 | /* Remote Features */ |
1035 | static inline void hci_remote_features_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1036 | { | |
1037 | struct hci_ev_remote_features *ev = (struct hci_ev_remote_features *) skb->data; | |
1038 | struct hci_conn *conn; | |
1039 | ||
1040 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1041 | ||
1042 | hci_dev_lock(hdev); | |
1043 | ||
1044 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
1045 | if (conn && !ev->status) { | |
1046 | memcpy(conn->features, ev->features, sizeof(conn->features)); | |
1047 | } | |
1048 | ||
1049 | hci_dev_unlock(hdev); | |
1050 | } | |
1051 | ||
1da177e4 LT |
1052 | /* Clock Offset */ |
1053 | static inline void hci_clock_offset_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1054 | { | |
1055 | struct hci_ev_clock_offset *ev = (struct hci_ev_clock_offset *) skb->data; | |
04837f64 | 1056 | struct hci_conn *conn; |
1da177e4 LT |
1057 | |
1058 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1059 | ||
1060 | hci_dev_lock(hdev); | |
1061 | ||
04837f64 | 1062 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
1063 | if (conn && !ev->status) { |
1064 | struct inquiry_entry *ie; | |
1065 | ||
1066 | if ((ie = hci_inquiry_cache_lookup(hdev, &conn->dst))) { | |
1067 | ie->data.clock_offset = ev->clock_offset; | |
1068 | ie->timestamp = jiffies; | |
1069 | } | |
1070 | } | |
1071 | ||
1072 | hci_dev_unlock(hdev); | |
1073 | } | |
1074 | ||
85a1e930 MH |
1075 | /* Page Scan Repetition Mode */ |
1076 | static inline void hci_pscan_rep_mode_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1077 | { | |
1078 | struct hci_ev_pscan_rep_mode *ev = (struct hci_ev_pscan_rep_mode *) skb->data; | |
1079 | struct inquiry_entry *ie; | |
1080 | ||
1081 | BT_DBG("%s", hdev->name); | |
1082 | ||
1083 | hci_dev_lock(hdev); | |
1084 | ||
1085 | if ((ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr))) { | |
1086 | ie->data.pscan_rep_mode = ev->pscan_rep_mode; | |
1087 | ie->timestamp = jiffies; | |
1088 | } | |
1089 | ||
1090 | hci_dev_unlock(hdev); | |
1091 | } | |
1092 | ||
04837f64 MH |
1093 | /* Sniff Subrate */ |
1094 | static inline void hci_sniff_subrate_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1095 | { | |
1096 | struct hci_ev_sniff_subrate *ev = (struct hci_ev_sniff_subrate *) skb->data; | |
1097 | struct hci_conn *conn; | |
1098 | ||
1099 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1100 | ||
1101 | hci_dev_lock(hdev); | |
1102 | ||
1103 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
1104 | if (conn) { | |
1105 | } | |
1106 | ||
1107 | hci_dev_unlock(hdev); | |
1108 | } | |
1109 | ||
1da177e4 LT |
1110 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb) |
1111 | { | |
1112 | struct hci_event_hdr *hdr = (struct hci_event_hdr *) skb->data; | |
1113 | struct hci_ev_cmd_complete *ec; | |
1114 | struct hci_ev_cmd_status *cs; | |
1115 | u16 opcode, ocf, ogf; | |
1116 | ||
1117 | skb_pull(skb, HCI_EVENT_HDR_SIZE); | |
1118 | ||
1119 | BT_DBG("%s evt 0x%x", hdev->name, hdr->evt); | |
1120 | ||
1121 | switch (hdr->evt) { | |
1122 | case HCI_EV_NUM_COMP_PKTS: | |
1123 | hci_num_comp_pkts_evt(hdev, skb); | |
1124 | break; | |
1125 | ||
1126 | case HCI_EV_INQUIRY_COMPLETE: | |
1127 | hci_inquiry_complete_evt(hdev, skb); | |
1128 | break; | |
1129 | ||
1130 | case HCI_EV_INQUIRY_RESULT: | |
1131 | hci_inquiry_result_evt(hdev, skb); | |
1132 | break; | |
1133 | ||
1134 | case HCI_EV_INQUIRY_RESULT_WITH_RSSI: | |
1135 | hci_inquiry_result_with_rssi_evt(hdev, skb); | |
1136 | break; | |
1137 | ||
21d9e30e MH |
1138 | case HCI_EV_EXTENDED_INQUIRY_RESULT: |
1139 | hci_extended_inquiry_result_evt(hdev, skb); | |
1140 | break; | |
1141 | ||
1da177e4 LT |
1142 | case HCI_EV_CONN_REQUEST: |
1143 | hci_conn_request_evt(hdev, skb); | |
1144 | break; | |
1145 | ||
1146 | case HCI_EV_CONN_COMPLETE: | |
1147 | hci_conn_complete_evt(hdev, skb); | |
1148 | break; | |
1149 | ||
1150 | case HCI_EV_DISCONN_COMPLETE: | |
1151 | hci_disconn_complete_evt(hdev, skb); | |
1152 | break; | |
1153 | ||
1154 | case HCI_EV_ROLE_CHANGE: | |
1155 | hci_role_change_evt(hdev, skb); | |
1156 | break; | |
1157 | ||
04837f64 MH |
1158 | case HCI_EV_MODE_CHANGE: |
1159 | hci_mode_change_evt(hdev, skb); | |
1160 | break; | |
1161 | ||
1da177e4 LT |
1162 | case HCI_EV_AUTH_COMPLETE: |
1163 | hci_auth_complete_evt(hdev, skb); | |
1164 | break; | |
1165 | ||
1166 | case HCI_EV_ENCRYPT_CHANGE: | |
1167 | hci_encrypt_change_evt(hdev, skb); | |
1168 | break; | |
1169 | ||
1170 | case HCI_EV_CHANGE_CONN_LINK_KEY_COMPLETE: | |
1171 | hci_change_conn_link_key_complete_evt(hdev, skb); | |
1172 | break; | |
1173 | ||
1174 | case HCI_EV_PIN_CODE_REQ: | |
1175 | hci_pin_code_request_evt(hdev, skb); | |
1176 | break; | |
1177 | ||
1178 | case HCI_EV_LINK_KEY_REQ: | |
1179 | hci_link_key_request_evt(hdev, skb); | |
1180 | break; | |
1181 | ||
1182 | case HCI_EV_LINK_KEY_NOTIFY: | |
1183 | hci_link_key_notify_evt(hdev, skb); | |
1184 | break; | |
1185 | ||
04837f64 MH |
1186 | case HCI_EV_REMOTE_FEATURES: |
1187 | hci_remote_features_evt(hdev, skb); | |
1188 | break; | |
1189 | ||
1da177e4 LT |
1190 | case HCI_EV_CLOCK_OFFSET: |
1191 | hci_clock_offset_evt(hdev, skb); | |
1192 | break; | |
1193 | ||
85a1e930 MH |
1194 | case HCI_EV_PSCAN_REP_MODE: |
1195 | hci_pscan_rep_mode_evt(hdev, skb); | |
1196 | break; | |
1197 | ||
04837f64 MH |
1198 | case HCI_EV_SNIFF_SUBRATE: |
1199 | hci_sniff_subrate_evt(hdev, skb); | |
1200 | break; | |
1201 | ||
1da177e4 LT |
1202 | case HCI_EV_CMD_STATUS: |
1203 | cs = (struct hci_ev_cmd_status *) skb->data; | |
1204 | skb_pull(skb, sizeof(cs)); | |
1205 | ||
1206 | opcode = __le16_to_cpu(cs->opcode); | |
1207 | ogf = hci_opcode_ogf(opcode); | |
1208 | ocf = hci_opcode_ocf(opcode); | |
1209 | ||
1210 | switch (ogf) { | |
1211 | case OGF_INFO_PARAM: | |
1212 | hci_cs_info_param(hdev, ocf, cs->status); | |
1213 | break; | |
1214 | ||
1215 | case OGF_HOST_CTL: | |
1216 | hci_cs_host_ctl(hdev, ocf, cs->status); | |
1217 | break; | |
1218 | ||
1219 | case OGF_LINK_CTL: | |
1220 | hci_cs_link_ctl(hdev, ocf, cs->status); | |
1221 | break; | |
1222 | ||
1223 | case OGF_LINK_POLICY: | |
1224 | hci_cs_link_policy(hdev, ocf, cs->status); | |
1225 | break; | |
1226 | ||
1227 | default: | |
1228 | BT_DBG("%s Command Status OGF %x", hdev->name, ogf); | |
1229 | break; | |
1230 | } | |
1231 | ||
1232 | if (cs->ncmd) { | |
1233 | atomic_set(&hdev->cmd_cnt, 1); | |
1234 | if (!skb_queue_empty(&hdev->cmd_q)) | |
1235 | hci_sched_cmd(hdev); | |
1236 | } | |
1237 | break; | |
1238 | ||
1239 | case HCI_EV_CMD_COMPLETE: | |
1240 | ec = (struct hci_ev_cmd_complete *) skb->data; | |
1241 | skb_pull(skb, sizeof(*ec)); | |
1242 | ||
1243 | opcode = __le16_to_cpu(ec->opcode); | |
1244 | ogf = hci_opcode_ogf(opcode); | |
1245 | ocf = hci_opcode_ocf(opcode); | |
1246 | ||
1247 | switch (ogf) { | |
1248 | case OGF_INFO_PARAM: | |
1249 | hci_cc_info_param(hdev, ocf, skb); | |
1250 | break; | |
1251 | ||
1252 | case OGF_HOST_CTL: | |
1253 | hci_cc_host_ctl(hdev, ocf, skb); | |
1254 | break; | |
1255 | ||
1256 | case OGF_LINK_CTL: | |
1257 | hci_cc_link_ctl(hdev, ocf, skb); | |
1258 | break; | |
1259 | ||
1260 | case OGF_LINK_POLICY: | |
1261 | hci_cc_link_policy(hdev, ocf, skb); | |
1262 | break; | |
1263 | ||
1264 | default: | |
1265 | BT_DBG("%s Command Completed OGF %x", hdev->name, ogf); | |
1266 | break; | |
1267 | } | |
1268 | ||
1269 | if (ec->ncmd) { | |
1270 | atomic_set(&hdev->cmd_cnt, 1); | |
1271 | if (!skb_queue_empty(&hdev->cmd_q)) | |
1272 | hci_sched_cmd(hdev); | |
1273 | } | |
1274 | break; | |
1275 | } | |
1276 | ||
1277 | kfree_skb(skb); | |
1278 | hdev->stat.evt_rx++; | |
1279 | } | |
1280 | ||
1281 | /* Generate internal stack event */ | |
1282 | void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data) | |
1283 | { | |
1284 | struct hci_event_hdr *hdr; | |
1285 | struct hci_ev_stack_internal *ev; | |
1286 | struct sk_buff *skb; | |
1287 | ||
1288 | skb = bt_skb_alloc(HCI_EVENT_HDR_SIZE + sizeof(*ev) + dlen, GFP_ATOMIC); | |
1289 | if (!skb) | |
1290 | return; | |
1291 | ||
1292 | hdr = (void *) skb_put(skb, HCI_EVENT_HDR_SIZE); | |
1293 | hdr->evt = HCI_EV_STACK_INTERNAL; | |
1294 | hdr->plen = sizeof(*ev) + dlen; | |
1295 | ||
1296 | ev = (void *) skb_put(skb, sizeof(*ev) + dlen); | |
1297 | ev->type = type; | |
1298 | memcpy(ev->data, data, dlen); | |
1299 | ||
576c7d85 | 1300 | bt_cb(skb)->incoming = 1; |
a61bbcf2 | 1301 | __net_timestamp(skb); |
576c7d85 | 1302 | |
0d48d939 | 1303 | bt_cb(skb)->pkt_type = HCI_EVENT_PKT; |
1da177e4 LT |
1304 | skb->dev = (void *) hdev; |
1305 | hci_send_to_sock(hdev, skb); | |
1306 | kfree_skb(skb); | |
1307 | } |