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Net: bluetooth: Makefile: Remove deprecated kbuild goal definitions
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / net / bluetooth / hci_core.h
CommitLineData
04fafe4e 1/*
1da177e4 2 BlueZ - Bluetooth protocol stack for Linux
2d0a0346 3 Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved.
1da177e4
LT		 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
04fafe4e
RS		 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
1da177e4
LT		 18 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19
04fafe4e
RS		 20 ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
21 COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
1da177e4
LT		 22 SOFTWARE IS DISCLAIMED.
23*/
24
25#ifndef __HCI_CORE_H
26#define __HCI_CORE_H
27
1da177e4
LT		 28#include <net/bluetooth/hci.h>
29
30/* HCI upper protocols */
31#define HCI_PROTO_L2CAP 0
32#define HCI_PROTO_SCO 1
33
1da177e4 34/* HCI Core structures */
1da177e4
LT		 35struct inquiry_data {
36 bdaddr_t bdaddr;
37 __u8 pscan_rep_mode;
38 __u8 pscan_period_mode;
39 __u8 pscan_mode;
40 __u8 dev_class[3];
1ebb9252 41 __le16 clock_offset;
1da177e4 42 __s8 rssi;
41a96212 43 __u8 ssp_mode;
1da177e4
LT		 44};
45
46struct inquiry_entry {
70f23020 47 struct inquiry_entry *next;
1da177e4
LT		 48 __u32 timestamp;
49 struct inquiry_data data;
50};
51
52struct inquiry_cache {
70f23020 53 spinlock_t lock;
1da177e4 54 __u32 timestamp;
70f23020 55 struct inquiry_entry *list;
1da177e4
LT		 56};
57
58struct hci_conn_hash {
59 struct list_head list;
60 spinlock_t lock;
61 unsigned int acl_num;
62 unsigned int sco_num;
63};
64
f0358568
JH		 65struct bdaddr_list {
66 struct list_head list;
67 bdaddr_t bdaddr;
68};
cd4c5391 69#define NUM_REASSEMBLY 4
1da177e4
LT		 70struct hci_dev {
71 struct list_head list;
72 spinlock_t lock;
73 atomic_t refcnt;
74
75 char name[8];
76 unsigned long flags;
77 __u16 id;
c13854ce 78 __u8 bus;
943da25d 79 __u8 dev_type;
1da177e4 80 bdaddr_t bdaddr;
a9de9248
MH		 81 __u8 dev_name[248];
82 __u8 dev_class[3];
1da177e4 83 __u8 features[8];
a9de9248 84 __u8 commands[64];
333140b5 85 __u8 ssp_mode;
1143e5a6
MH		 86 __u8 hci_ver;
87 __u16 hci_rev;
88 __u16 manufacturer;
1da177e4
LT		 89 __u16 voice_setting;
90
91 __u16 pkt_type;
5b7f9909 92 __u16 esco_type;
1da177e4
LT		 93 __u16 link_policy;
94 __u16 link_mode;
95
04837f64
MH		 96 __u32 idle_timeout;
97 __u16 sniff_min_interval;
98 __u16 sniff_max_interval;
99
1da177e4
LT		 100 unsigned long quirks;
101
102 atomic_t cmd_cnt;
103 unsigned int acl_cnt;
104 unsigned int sco_cnt;
105
106 unsigned int acl_mtu;
107 unsigned int sco_mtu;
108 unsigned int acl_pkts;
109 unsigned int sco_pkts;
110
111 unsigned long cmd_last_tx;
112 unsigned long acl_last_tx;
113 unsigned long sco_last_tx;
114
f48fd9c8
MH		 115 struct workqueue_struct *workqueue;
116
1da177e4
LT		 117 struct tasklet_struct cmd_task;
118 struct tasklet_struct rx_task;
119 struct tasklet_struct tx_task;
120
121 struct sk_buff_head rx_q;
122 struct sk_buff_head raw_q;
123 struct sk_buff_head cmd_q;
124
125 struct sk_buff *sent_cmd;
cd4c5391 126 struct sk_buff *reassembly[NUM_REASSEMBLY];
1da177e4 127
a6a67efd 128 struct mutex req_lock;
1da177e4
LT		 129 wait_queue_head_t req_wait_q;
130 __u32 req_status;
131 __u32 req_result;
132
133 struct inquiry_cache inq_cache;
134 struct hci_conn_hash conn_hash;
ea4bd8ba 135 struct list_head blacklist;
1da177e4
LT		 136
137 struct hci_dev_stats stat;
138
139 struct sk_buff_head driver_init;
140
141 void *driver_data;
142 void *core_data;
143
70f23020 144 atomic_t promisc;
1da177e4 145
ca325f69
MH		 146 struct dentry *debugfs;
147
a91f2e39
MH		 148 struct device *parent;
149 struct device dev;
1da177e4 150
611b30f7
MH		 151 struct rfkill *rfkill;
152
70f23020 153 struct module *owner;
1da177e4
LT		 154
155 int (*open)(struct hci_dev *hdev);
156 int (*close)(struct hci_dev *hdev);
157 int (*flush)(struct hci_dev *hdev);
158 int (*send)(struct sk_buff *skb);
159 void (*destruct)(struct hci_dev *hdev);
160 void (*notify)(struct hci_dev *hdev, unsigned int evt);
161 int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg);
162};
163
164struct hci_conn {
165 struct list_head list;
166
167 atomic_t refcnt;
168 spinlock_t lock;
169
170 bdaddr_t dst;
171 __u16 handle;
172 __u16 state;
04837f64 173 __u8 mode;
1da177e4
LT		 174 __u8 type;
175 __u8 out;
4c67bc74 176 __u8 attempt;
1da177e4 177 __u8 dev_class[3];
04837f64 178 __u8 features[8];
41a96212 179 __u8 ssp_mode;
04837f64 180 __u16 interval;
a8746417 181 __u16 pkt_type;
04837f64 182 __u16 link_policy;
1da177e4 183 __u32 link_mode;
40be492f 184 __u8 auth_type;
8c1b2355 185 __u8 sec_level;
04837f64 186 __u8 power_save;
052b30b0 187 __u16 disc_timeout;
1da177e4 188 unsigned long pend;
04837f64 189
1da177e4 190 unsigned int sent;
04837f64 191
1da177e4
LT		 192 struct sk_buff_head data_q;
193
04837f64
MH		 194 struct timer_list disc_timer;
195 struct timer_list idle_timer;
196
f3784d83
RQ		 197 struct work_struct work_add;
198 struct work_struct work_del;
b219e3ac
MH		 199
200 struct device dev;
9eba32b8 201 atomic_t devref;
b219e3ac 202
1da177e4
LT		 203 struct hci_dev *hdev;
204 void *l2cap_data;
205 void *sco_data;
206 void *priv;
207
208 struct hci_conn *link;
209};
210
211extern struct hci_proto *hci_proto[];
212extern struct list_head hci_dev_list;
213extern struct list_head hci_cb_list;
214extern rwlock_t hci_dev_list_lock;
215extern rwlock_t hci_cb_list_lock;
216
217/* ----- Inquiry cache ----- */
70f23020
AE		 218#define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */
219#define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */
1da177e4
LT		 220
221#define inquiry_cache_lock(c) spin_lock(&c->lock)
222#define inquiry_cache_unlock(c) spin_unlock(&c->lock)
223#define inquiry_cache_lock_bh(c) spin_lock_bh(&c->lock)
224#define inquiry_cache_unlock_bh(c) spin_unlock_bh(&c->lock)
225
226static inline void inquiry_cache_init(struct hci_dev *hdev)
227{
228 struct inquiry_cache *c = &hdev->inq_cache;
229 spin_lock_init(&c->lock);
230 c->list = NULL;
231}
232
233static inline int inquiry_cache_empty(struct hci_dev *hdev)
234{
235 struct inquiry_cache *c = &hdev->inq_cache;
a02cec21 236 return c->list == NULL;
1da177e4
LT		 237}
238
239static inline long inquiry_cache_age(struct hci_dev *hdev)
240{
241 struct inquiry_cache *c = &hdev->inq_cache;
242 return jiffies - c->timestamp;
243}
244
245static inline long inquiry_entry_age(struct inquiry_entry *e)
246{
247 return jiffies - e->timestamp;
248}
249
250struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr);
251void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data);
252
253/* ----- HCI Connections ----- */
254enum {
255 HCI_CONN_AUTH_PEND,
256 HCI_CONN_ENCRYPT_PEND,
04837f64
MH		 257 HCI_CONN_RSWITCH_PEND,
258 HCI_CONN_MODE_CHANGE_PEND,
e73439d8 259 HCI_CONN_SCO_SETUP_PEND,
1da177e4
LT		 260};
261
262static inline void hci_conn_hash_init(struct hci_dev *hdev)
263{
264 struct hci_conn_hash *h = &hdev->conn_hash;
265 INIT_LIST_HEAD(&h->list);
266 spin_lock_init(&h->lock);
267 h->acl_num = 0;
268 h->sco_num = 0;
269}
270
271static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)
272{
273 struct hci_conn_hash *h = &hdev->conn_hash;
274 list_add(&c->list, &h->list);
275 if (c->type == ACL_LINK)
276 h->acl_num++;
277 else
278 h->sco_num++;
279}
280
281static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c)
282{
283 struct hci_conn_hash *h = &hdev->conn_hash;
284 list_del(&c->list);
285 if (c->type == ACL_LINK)
286 h->acl_num--;
287 else
288 h->sco_num--;
289}
290
291static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev,
292 __u16 handle)
293{
294 struct hci_conn_hash *h = &hdev->conn_hash;
295 struct list_head *p;
296 struct hci_conn *c;
297
298 list_for_each(p, &h->list) {
299 c = list_entry(p, struct hci_conn, list);
300 if (c->handle == handle)
301 return c;
302 }
303 return NULL;
304}
305
306static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev,
307 __u8 type, bdaddr_t *ba)
308{
309 struct hci_conn_hash *h = &hdev->conn_hash;
310 struct list_head *p;
311 struct hci_conn *c;
312
313 list_for_each(p, &h->list) {
314 c = list_entry(p, struct hci_conn, list);
315 if (c->type == type && !bacmp(&c->dst, ba))
316 return c;
317 }
318 return NULL;
319}
320
4c67bc74
MH		 321static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev,
322 __u8 type, __u16 state)
323{
324 struct hci_conn_hash *h = &hdev->conn_hash;
325 struct list_head *p;
326 struct hci_conn *c;
327
328 list_for_each(p, &h->list) {
329 c = list_entry(p, struct hci_conn, list);
330 if (c->type == type && c->state == state)
331 return c;
332 }
333 return NULL;
334}
335
336void hci_acl_connect(struct hci_conn *conn);
1da177e4
LT		 337void hci_acl_disconn(struct hci_conn *conn, __u8 reason);
338void hci_add_sco(struct hci_conn *conn, __u16 handle);
b6a0dc82 339void hci_setup_sync(struct hci_conn *conn, __u16 handle);
e73439d8 340void hci_sco_setup(struct hci_conn *conn, __u8 status);
1da177e4
LT		 341
342struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst);
a9de9248
MH		 343int hci_conn_del(struct hci_conn *conn);
344void hci_conn_hash_flush(struct hci_dev *hdev);
345void hci_conn_check_pending(struct hci_dev *hdev);
1da177e4 346
8c1b2355 347struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 sec_level, __u8 auth_type);
e7c29cb1 348int hci_conn_check_link_mode(struct hci_conn *conn);
0684e5f9 349int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type);
1da177e4 350int hci_conn_change_link_key(struct hci_conn *conn);
8c1b2355 351int hci_conn_switch_role(struct hci_conn *conn, __u8 role);
1da177e4 352
04837f64
MH		 353void hci_conn_enter_active_mode(struct hci_conn *conn);
354void hci_conn_enter_sniff_mode(struct hci_conn *conn);
1da177e4 355
9eba32b8
MH		 356void hci_conn_hold_device(struct hci_conn *conn);
357void hci_conn_put_device(struct hci_conn *conn);
358
1da177e4
LT		 359static inline void hci_conn_hold(struct hci_conn *conn)
360{
361 atomic_inc(&conn->refcnt);
04837f64 362 del_timer(&conn->disc_timer);
1da177e4
LT		 363}
364
365static inline void hci_conn_put(struct hci_conn *conn)
366{
367 if (atomic_dec_and_test(&conn->refcnt)) {
04837f64 368 unsigned long timeo;
1da177e4 369 if (conn->type == ACL_LINK) {
04837f64 370 del_timer(&conn->idle_timer);
6ac59344 371 if (conn->state == BT_CONNECTED) {
052b30b0 372 timeo = msecs_to_jiffies(conn->disc_timeout);
6ac59344 373 if (!conn->out)
052b30b0 374 timeo *= 2;
6ac59344
MH		 375 } else
376 timeo = msecs_to_jiffies(10);
1da177e4 377 } else
04837f64
MH		 378 timeo = msecs_to_jiffies(10);
379 mod_timer(&conn->disc_timer, jiffies + timeo);
1da177e4
LT		 380 }
381}
382
1da177e4
LT		 383/* ----- HCI Devices ----- */
384static inline void __hci_dev_put(struct hci_dev *d)
385{
386 if (atomic_dec_and_test(&d->refcnt))
387 d->destruct(d);
388}
389
390static inline void hci_dev_put(struct hci_dev *d)
04fafe4e 391{
1da177e4
LT		 392 __hci_dev_put(d);
393 module_put(d->owner);
394}
395
396static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d)
397{
398 atomic_inc(&d->refcnt);
399 return d;
400}
401
402static inline struct hci_dev *hci_dev_hold(struct hci_dev *d)
403{
404 if (try_module_get(d->owner))
405 return __hci_dev_hold(d);
406 return NULL;
407}
408
409#define hci_dev_lock(d) spin_lock(&d->lock)
410#define hci_dev_unlock(d) spin_unlock(&d->lock)
411#define hci_dev_lock_bh(d) spin_lock_bh(&d->lock)
412#define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock)
413
414struct hci_dev *hci_dev_get(int index);
415struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst);
416
417struct hci_dev *hci_alloc_dev(void);
418void hci_free_dev(struct hci_dev *hdev);
419int hci_register_dev(struct hci_dev *hdev);
420int hci_unregister_dev(struct hci_dev *hdev);
421int hci_suspend_dev(struct hci_dev *hdev);
422int hci_resume_dev(struct hci_dev *hdev);
423int hci_dev_open(__u16 dev);
424int hci_dev_close(__u16 dev);
425int hci_dev_reset(__u16 dev);
426int hci_dev_reset_stat(__u16 dev);
427int hci_dev_cmd(unsigned int cmd, void __user *arg);
428int hci_get_dev_list(void __user *arg);
429int hci_get_dev_info(void __user *arg);
430int hci_get_conn_list(void __user *arg);
431int hci_get_conn_info(struct hci_dev *hdev, void __user *arg);
40be492f 432int hci_get_auth_info(struct hci_dev *hdev, void __user *arg);
1da177e4
LT		 433int hci_inquiry(void __user *arg);
434
f0358568
JH		 435struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr);
436int hci_blacklist_clear(struct hci_dev *hdev);
437
1da177e4
LT		 438void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
439
76bca880 440int hci_recv_frame(struct sk_buff *skb);
ef222013 441int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count);
99811510 442int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count);
ef222013 443
1da177e4
LT		 444int hci_register_sysfs(struct hci_dev *hdev);
445void hci_unregister_sysfs(struct hci_dev *hdev);
a67e899c 446void hci_conn_init_sysfs(struct hci_conn *conn);
b219e3ac
MH		 447void hci_conn_add_sysfs(struct hci_conn *conn);
448void hci_conn_del_sysfs(struct hci_conn *conn);
1da177e4 449
a91f2e39 450#define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev))
1da177e4
LT		 451
452/* ----- LMP capabilities ----- */
04837f64
MH		 453#define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH)
454#define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT)
455#define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF)
456#define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR)
5b7f9909 457#define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO)
769be974 458#define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR)
1da177e4
LT		 459
460/* ----- HCI protocols ----- */
461struct hci_proto {
8c1b2355 462 char *name;
1da177e4
LT		 463 unsigned int id;
464 unsigned long flags;
465
466 void *priv;
467
8c1b2355 468 int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type);
1da177e4 469 int (*connect_cfm) (struct hci_conn *conn, __u8 status);
2950f21a
MH		 470 int (*disconn_ind) (struct hci_conn *conn);
471 int (*disconn_cfm) (struct hci_conn *conn, __u8 reason);
1da177e4
LT		 472 int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb, __u16 flags);
473 int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb);
8c1b2355 474 int (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt);
1da177e4
LT		 475};
476
477static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type)
478{
479 register struct hci_proto *hp;
480 int mask = 0;
8c1b2355 481
1da177e4
LT		 482 hp = hci_proto[HCI_PROTO_L2CAP];
483 if (hp && hp->connect_ind)
484 mask |= hp->connect_ind(hdev, bdaddr, type);
485
486 hp = hci_proto[HCI_PROTO_SCO];
487 if (hp && hp->connect_ind)
488 mask |= hp->connect_ind(hdev, bdaddr, type);
489
490 return mask;
491}
492
493static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status)
494{
495 register struct hci_proto *hp;
496
497 hp = hci_proto[HCI_PROTO_L2CAP];
498 if (hp && hp->connect_cfm)
499 hp->connect_cfm(conn, status);
500
501 hp = hci_proto[HCI_PROTO_SCO];
502 if (hp && hp->connect_cfm)
503 hp->connect_cfm(conn, status);
504}
505
2950f21a 506static inline int hci_proto_disconn_ind(struct hci_conn *conn)
1da177e4
LT		 507{
508 register struct hci_proto *hp;
2950f21a 509 int reason = 0x13;
1da177e4
LT		 510
511 hp = hci_proto[HCI_PROTO_L2CAP];
512 if (hp && hp->disconn_ind)
2950f21a 513 reason = hp->disconn_ind(conn);
1da177e4
LT		 514
515 hp = hci_proto[HCI_PROTO_SCO];
516 if (hp && hp->disconn_ind)
2950f21a
MH		 517 reason = hp->disconn_ind(conn);
518
519 return reason;
520}
521
522static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason)
523{
524 register struct hci_proto *hp;
525
526 hp = hci_proto[HCI_PROTO_L2CAP];
527 if (hp && hp->disconn_cfm)
528 hp->disconn_cfm(conn, reason);
529
530 hp = hci_proto[HCI_PROTO_SCO];
531 if (hp && hp->disconn_cfm)
532 hp->disconn_cfm(conn, reason);
1da177e4
LT		 533}
534
535static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status)
536{
537 register struct hci_proto *hp;
8c1b2355
MH		 538 __u8 encrypt;
539
540 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
541 return;
542
543 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
1da177e4
LT		 544
545 hp = hci_proto[HCI_PROTO_L2CAP];
8c1b2355
MH		 546 if (hp && hp->security_cfm)
547 hp->security_cfm(conn, status, encrypt);
1da177e4
LT		 548
549 hp = hci_proto[HCI_PROTO_SCO];
8c1b2355
MH		 550 if (hp && hp->security_cfm)
551 hp->security_cfm(conn, status, encrypt);
1da177e4
LT		 552}
553
9719f8af 554static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt)
1da177e4
LT		 555{
556 register struct hci_proto *hp;
557
558 hp = hci_proto[HCI_PROTO_L2CAP];
8c1b2355
MH		 559 if (hp && hp->security_cfm)
560 hp->security_cfm(conn, status, encrypt);
1da177e4
LT		 561
562 hp = hci_proto[HCI_PROTO_SCO];
8c1b2355
MH		 563 if (hp && hp->security_cfm)
564 hp->security_cfm(conn, status, encrypt);
1da177e4
LT		 565}
566
567int hci_register_proto(struct hci_proto *hproto);
568int hci_unregister_proto(struct hci_proto *hproto);
569
570/* ----- HCI callbacks ----- */
571struct hci_cb {
572 struct list_head list;
573
574 char *name;
575
8c1b2355 576 void (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt);
1da177e4
LT		 577 void (*key_change_cfm) (struct hci_conn *conn, __u8 status);
578 void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role);
579};
580
581static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status)
582{
583 struct list_head *p;
8c1b2355 584 __u8 encrypt;
1da177e4
LT		 585
586 hci_proto_auth_cfm(conn, status);
587
8c1b2355
MH		 588 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
589 return;
590
591 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
592
1da177e4
LT		 593 read_lock_bh(&hci_cb_list_lock);
594 list_for_each(p, &hci_cb_list) {
595 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
8c1b2355
MH		 596 if (cb->security_cfm)
597 cb->security_cfm(conn, status, encrypt);
1da177e4
LT		 598 }
599 read_unlock_bh(&hci_cb_list_lock);
600}
601
602static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt)
603{
604 struct list_head *p;
605
435fef20
MH		 606 if (conn->sec_level == BT_SECURITY_SDP)
607 conn->sec_level = BT_SECURITY_LOW;
608
9719f8af 609 hci_proto_encrypt_cfm(conn, status, encrypt);
1da177e4
LT		 610
611 read_lock_bh(&hci_cb_list_lock);
612 list_for_each(p, &hci_cb_list) {
613 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
8c1b2355
MH		 614 if (cb->security_cfm)
615 cb->security_cfm(conn, status, encrypt);
1da177e4
LT		 616 }
617 read_unlock_bh(&hci_cb_list_lock);
618}
619
620static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status)
621{
622 struct list_head *p;
623
624 read_lock_bh(&hci_cb_list_lock);
625 list_for_each(p, &hci_cb_list) {
626 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
627 if (cb->key_change_cfm)
628 cb->key_change_cfm(conn, status);
629 }
630 read_unlock_bh(&hci_cb_list_lock);
631}
632
633static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, __u8 role)
634{
635 struct list_head *p;
636
637 read_lock_bh(&hci_cb_list_lock);
638 list_for_each(p, &hci_cb_list) {
639 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
640 if (cb->role_switch_cfm)
641 cb->role_switch_cfm(conn, status, role);
642 }
643 read_unlock_bh(&hci_cb_list_lock);
644}
645
646int hci_register_cb(struct hci_cb *hcb);
647int hci_unregister_cb(struct hci_cb *hcb);
648
649int hci_register_notifier(struct notifier_block *nb);
650int hci_unregister_notifier(struct notifier_block *nb);
651
a9de9248 652int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param);
9a9c6a34 653void hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags);
0d861d8b 654void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb);
1da177e4 655
a9de9248 656void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode);
1da177e4
LT		 657
658void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data);
659
660/* ----- HCI Sockets ----- */
661void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb);
662
663/* HCI info for socket */
664#define hci_pi(sk) ((struct hci_pinfo *) sk)
665
666struct hci_pinfo {
667 struct bt_sock bt;
668 struct hci_dev *hdev;
669 struct hci_filter filter;
670 __u32 cmsg_mask;
671};
672
673/* HCI security filter */
674#define HCI_SFLT_MAX_OGF 5
675
676struct hci_sec_filter {
677 __u32 type_mask;
678 __u32 event_mask[2];
679 __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4];
680};
681
682/* ----- HCI requests ----- */
683#define HCI_REQ_DONE 0
684#define HCI_REQ_PEND 1
685#define HCI_REQ_CANCELED 2
686
a6a67efd
TG		 687#define hci_req_lock(d) mutex_lock(&d->req_lock)
688#define hci_req_unlock(d) mutex_unlock(&d->req_lock)
1da177e4
LT		 689
690void hci_req_complete(struct hci_dev *hdev, int result);
691
692#endif /* __HCI_CORE_H */
kernel source for telekom puls (alcatel/mediatek)