11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds BlueZ - Bluetooth protocol stack for Linux 32d0a0346SRon Shaffer Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved. 41da177e4SLinus Torvalds 51da177e4SLinus Torvalds Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com> 61da177e4SLinus Torvalds 71da177e4SLinus Torvalds This program is free software; you can redistribute it and/or modify 81da177e4SLinus Torvalds it under the terms of the GNU General Public License version 2 as 91da177e4SLinus Torvalds published by the Free Software Foundation; 101da177e4SLinus Torvalds 111da177e4SLinus Torvalds THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 121da177e4SLinus Torvalds OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 131da177e4SLinus Torvalds FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. 141da177e4SLinus Torvalds IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY 151da177e4SLinus Torvalds CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES 161da177e4SLinus Torvalds WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 171da177e4SLinus Torvalds ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 181da177e4SLinus Torvalds OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 191da177e4SLinus Torvalds 201da177e4SLinus Torvalds ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, 211da177e4SLinus Torvalds COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS 221da177e4SLinus Torvalds SOFTWARE IS DISCLAIMED. 231da177e4SLinus Torvalds */ 241da177e4SLinus Torvalds 251da177e4SLinus Torvalds #ifndef __HCI_CORE_H 261da177e4SLinus Torvalds #define __HCI_CORE_H 271da177e4SLinus Torvalds 281da177e4SLinus Torvalds #include <net/bluetooth/hci.h> 291da177e4SLinus Torvalds 301da177e4SLinus Torvalds /* HCI upper protocols */ 311da177e4SLinus Torvalds #define HCI_PROTO_L2CAP 0 321da177e4SLinus Torvalds #define HCI_PROTO_SCO 1 331da177e4SLinus Torvalds 341da177e4SLinus Torvalds /* HCI Core structures */ 351da177e4SLinus Torvalds struct inquiry_data { 361da177e4SLinus Torvalds bdaddr_t bdaddr; 371da177e4SLinus Torvalds __u8 pscan_rep_mode; 381da177e4SLinus Torvalds __u8 pscan_period_mode; 391da177e4SLinus Torvalds __u8 pscan_mode; 401da177e4SLinus Torvalds __u8 dev_class[3]; 411ebb9252SMarcel Holtmann __le16 clock_offset; 421da177e4SLinus Torvalds __s8 rssi; 4341a96212SMarcel Holtmann __u8 ssp_mode; 441da177e4SLinus Torvalds }; 451da177e4SLinus Torvalds 461da177e4SLinus Torvalds struct inquiry_entry { 471da177e4SLinus Torvalds struct inquiry_entry *next; 481da177e4SLinus Torvalds __u32 timestamp; 491da177e4SLinus Torvalds struct inquiry_data data; 501da177e4SLinus Torvalds }; 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds struct inquiry_cache { 531da177e4SLinus Torvalds spinlock_t lock; 541da177e4SLinus Torvalds __u32 timestamp; 551da177e4SLinus Torvalds struct inquiry_entry *list; 561da177e4SLinus Torvalds }; 571da177e4SLinus Torvalds 581da177e4SLinus Torvalds struct hci_conn_hash { 591da177e4SLinus Torvalds struct list_head list; 601da177e4SLinus Torvalds spinlock_t lock; 611da177e4SLinus Torvalds unsigned int acl_num; 621da177e4SLinus Torvalds unsigned int sco_num; 631da177e4SLinus Torvalds }; 641da177e4SLinus Torvalds 65f0358568SJohan Hedberg struct bdaddr_list { 66f0358568SJohan Hedberg struct list_head list; 67f0358568SJohan Hedberg bdaddr_t bdaddr; 68f0358568SJohan Hedberg }; 692aeb9a1aSJohan Hedberg 702aeb9a1aSJohan Hedberg struct bt_uuid { 712aeb9a1aSJohan Hedberg struct list_head list; 722aeb9a1aSJohan Hedberg u8 uuid[16]; 732aeb9a1aSJohan Hedberg }; 742aeb9a1aSJohan Hedberg 75cd4c5391SSuraj Sumangala #define NUM_REASSEMBLY 4 761da177e4SLinus Torvalds struct hci_dev { 771da177e4SLinus Torvalds struct list_head list; 781da177e4SLinus Torvalds spinlock_t lock; 791da177e4SLinus Torvalds atomic_t refcnt; 801da177e4SLinus Torvalds 811da177e4SLinus Torvalds char name[8]; 821da177e4SLinus Torvalds unsigned long flags; 831da177e4SLinus Torvalds __u16 id; 84c13854ceSMarcel Holtmann __u8 bus; 85943da25dSMarcel Holtmann __u8 dev_type; 861da177e4SLinus Torvalds bdaddr_t bdaddr; 87a9de9248SMarcel Holtmann __u8 dev_name[248]; 88a9de9248SMarcel Holtmann __u8 dev_class[3]; 891da177e4SLinus Torvalds __u8 features[8]; 90a9de9248SMarcel Holtmann __u8 commands[64]; 91333140b5SMarcel Holtmann __u8 ssp_mode; 921143e5a6SMarcel Holtmann __u8 hci_ver; 931143e5a6SMarcel Holtmann __u16 hci_rev; 941143e5a6SMarcel Holtmann __u16 manufacturer; 951da177e4SLinus Torvalds __u16 voice_setting; 961da177e4SLinus Torvalds 971da177e4SLinus Torvalds __u16 pkt_type; 985b7f9909SMarcel Holtmann __u16 esco_type; 991da177e4SLinus Torvalds __u16 link_policy; 1001da177e4SLinus Torvalds __u16 link_mode; 1011da177e4SLinus Torvalds 10204837f64SMarcel Holtmann __u32 idle_timeout; 10304837f64SMarcel Holtmann __u16 sniff_min_interval; 10404837f64SMarcel Holtmann __u16 sniff_max_interval; 10504837f64SMarcel Holtmann 1061da177e4SLinus Torvalds unsigned long quirks; 1071da177e4SLinus Torvalds 1081da177e4SLinus Torvalds atomic_t cmd_cnt; 1091da177e4SLinus Torvalds unsigned int acl_cnt; 1101da177e4SLinus Torvalds unsigned int sco_cnt; 1111da177e4SLinus Torvalds 1121da177e4SLinus Torvalds unsigned int acl_mtu; 1131da177e4SLinus Torvalds unsigned int sco_mtu; 1141da177e4SLinus Torvalds unsigned int acl_pkts; 1151da177e4SLinus Torvalds unsigned int sco_pkts; 1161da177e4SLinus Torvalds 1171da177e4SLinus Torvalds unsigned long cmd_last_tx; 1181da177e4SLinus Torvalds unsigned long acl_last_tx; 1191da177e4SLinus Torvalds unsigned long sco_last_tx; 1201da177e4SLinus Torvalds 121f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 122f48fd9c8SMarcel Holtmann 123ab81cbf9SJohan Hedberg struct work_struct power_on; 124ab81cbf9SJohan Hedberg struct work_struct power_off; 125ab81cbf9SJohan Hedberg struct timer_list off_timer; 126ab81cbf9SJohan Hedberg 1271da177e4SLinus Torvalds struct tasklet_struct cmd_task; 1281da177e4SLinus Torvalds struct tasklet_struct rx_task; 1291da177e4SLinus Torvalds struct tasklet_struct tx_task; 1301da177e4SLinus Torvalds 1311da177e4SLinus Torvalds struct sk_buff_head rx_q; 1321da177e4SLinus Torvalds struct sk_buff_head raw_q; 1331da177e4SLinus Torvalds struct sk_buff_head cmd_q; 1341da177e4SLinus Torvalds 1351da177e4SLinus Torvalds struct sk_buff *sent_cmd; 136cd4c5391SSuraj Sumangala struct sk_buff *reassembly[NUM_REASSEMBLY]; 1371da177e4SLinus Torvalds 138a6a67efdSThomas Gleixner struct mutex req_lock; 1391da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 1401da177e4SLinus Torvalds __u32 req_status; 1411da177e4SLinus Torvalds __u32 req_result; 142a5040efaSJohan Hedberg 143a5040efaSJohan Hedberg __u16 init_last_cmd; 1441da177e4SLinus Torvalds 1451da177e4SLinus Torvalds struct inquiry_cache inq_cache; 1461da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 147ea4bd8baSDavid Miller struct list_head blacklist; 1481da177e4SLinus Torvalds 1492aeb9a1aSJohan Hedberg struct list_head uuids; 1502aeb9a1aSJohan Hedberg 1511da177e4SLinus Torvalds struct hci_dev_stats stat; 1521da177e4SLinus Torvalds 1531da177e4SLinus Torvalds struct sk_buff_head driver_init; 1541da177e4SLinus Torvalds 1551da177e4SLinus Torvalds void *driver_data; 1561da177e4SLinus Torvalds void *core_data; 1571da177e4SLinus Torvalds 1581da177e4SLinus Torvalds atomic_t promisc; 1591da177e4SLinus Torvalds 160ca325f69SMarcel Holtmann struct dentry *debugfs; 161ca325f69SMarcel Holtmann 162a91f2e39SMarcel Holtmann struct device *parent; 163a91f2e39SMarcel Holtmann struct device dev; 1641da177e4SLinus Torvalds 165611b30f7SMarcel Holtmann struct rfkill *rfkill; 166611b30f7SMarcel Holtmann 1671da177e4SLinus Torvalds struct module *owner; 1681da177e4SLinus Torvalds 1691da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 1701da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 1711da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 1721da177e4SLinus Torvalds int (*send)(struct sk_buff *skb); 1731da177e4SLinus Torvalds void (*destruct)(struct hci_dev *hdev); 1741da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 1751da177e4SLinus Torvalds int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg); 1761da177e4SLinus Torvalds }; 1771da177e4SLinus Torvalds 1781da177e4SLinus Torvalds struct hci_conn { 1791da177e4SLinus Torvalds struct list_head list; 1801da177e4SLinus Torvalds 1811da177e4SLinus Torvalds atomic_t refcnt; 1821da177e4SLinus Torvalds spinlock_t lock; 1831da177e4SLinus Torvalds 1841da177e4SLinus Torvalds bdaddr_t dst; 1851da177e4SLinus Torvalds __u16 handle; 1861da177e4SLinus Torvalds __u16 state; 18704837f64SMarcel Holtmann __u8 mode; 1881da177e4SLinus Torvalds __u8 type; 1891da177e4SLinus Torvalds __u8 out; 1904c67bc74SMarcel Holtmann __u8 attempt; 1911da177e4SLinus Torvalds __u8 dev_class[3]; 19204837f64SMarcel Holtmann __u8 features[8]; 19341a96212SMarcel Holtmann __u8 ssp_mode; 19404837f64SMarcel Holtmann __u16 interval; 195a8746417SMarcel Holtmann __u16 pkt_type; 19604837f64SMarcel Holtmann __u16 link_policy; 1971da177e4SLinus Torvalds __u32 link_mode; 19840be492fSMarcel Holtmann __u8 auth_type; 1998c1b2355SMarcel Holtmann __u8 sec_level; 200765c2a96SJohan Hedberg __u8 pending_sec_level; 20104837f64SMarcel Holtmann __u8 power_save; 202052b30b0SMarcel Holtmann __u16 disc_timeout; 2031da177e4SLinus Torvalds unsigned long pend; 2041da177e4SLinus Torvalds 20503b555e1SJohan Hedberg __u8 remote_cap; 20603b555e1SJohan Hedberg __u8 remote_oob; 20703b555e1SJohan Hedberg __u8 remote_auth; 20803b555e1SJohan Hedberg 2091da177e4SLinus Torvalds unsigned int sent; 2101da177e4SLinus Torvalds 2111da177e4SLinus Torvalds struct sk_buff_head data_q; 2121da177e4SLinus Torvalds 21304837f64SMarcel Holtmann struct timer_list disc_timer; 21404837f64SMarcel Holtmann struct timer_list idle_timer; 2151da177e4SLinus Torvalds 216f3784d83SRoger Quadros struct work_struct work_add; 217f3784d83SRoger Quadros struct work_struct work_del; 218b219e3acSMarcel Holtmann 219b219e3acSMarcel Holtmann struct device dev; 2209eba32b8SMarcel Holtmann atomic_t devref; 221b219e3acSMarcel Holtmann 2221da177e4SLinus Torvalds struct hci_dev *hdev; 2231da177e4SLinus Torvalds void *l2cap_data; 2241da177e4SLinus Torvalds void *sco_data; 2251da177e4SLinus Torvalds void *priv; 2261da177e4SLinus Torvalds 2271da177e4SLinus Torvalds struct hci_conn *link; 2281da177e4SLinus Torvalds }; 2291da177e4SLinus Torvalds 2301da177e4SLinus Torvalds extern struct hci_proto *hci_proto[]; 2311da177e4SLinus Torvalds extern struct list_head hci_dev_list; 2321da177e4SLinus Torvalds extern struct list_head hci_cb_list; 2331da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 2341da177e4SLinus Torvalds extern rwlock_t hci_cb_list_lock; 2351da177e4SLinus Torvalds 2361da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 23770f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 23870f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 2391da177e4SLinus Torvalds 2401da177e4SLinus Torvalds #define inquiry_cache_lock(c) spin_lock(&c->lock) 2411da177e4SLinus Torvalds #define inquiry_cache_unlock(c) spin_unlock(&c->lock) 2421da177e4SLinus Torvalds #define inquiry_cache_lock_bh(c) spin_lock_bh(&c->lock) 2431da177e4SLinus Torvalds #define inquiry_cache_unlock_bh(c) spin_unlock_bh(&c->lock) 2441da177e4SLinus Torvalds 2451da177e4SLinus Torvalds static inline void inquiry_cache_init(struct hci_dev *hdev) 2461da177e4SLinus Torvalds { 2471da177e4SLinus Torvalds struct inquiry_cache *c = &hdev->inq_cache; 2481da177e4SLinus Torvalds spin_lock_init(&c->lock); 2491da177e4SLinus Torvalds c->list = NULL; 2501da177e4SLinus Torvalds } 2511da177e4SLinus Torvalds 2521da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 2531da177e4SLinus Torvalds { 2541da177e4SLinus Torvalds struct inquiry_cache *c = &hdev->inq_cache; 255a02cec21SEric Dumazet return c->list == NULL; 2561da177e4SLinus Torvalds } 2571da177e4SLinus Torvalds 2581da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 2591da177e4SLinus Torvalds { 2601da177e4SLinus Torvalds struct inquiry_cache *c = &hdev->inq_cache; 2611da177e4SLinus Torvalds return jiffies - c->timestamp; 2621da177e4SLinus Torvalds } 2631da177e4SLinus Torvalds 2641da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 2651da177e4SLinus Torvalds { 2661da177e4SLinus Torvalds return jiffies - e->timestamp; 2671da177e4SLinus Torvalds } 2681da177e4SLinus Torvalds 2691da177e4SLinus Torvalds struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr); 2701da177e4SLinus Torvalds void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data); 2711da177e4SLinus Torvalds 2721da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 2731da177e4SLinus Torvalds enum { 2741da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 2751da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 27604837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 27704837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 278e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 2791da177e4SLinus Torvalds }; 2801da177e4SLinus Torvalds 2811da177e4SLinus Torvalds static inline void hci_conn_hash_init(struct hci_dev *hdev) 2821da177e4SLinus Torvalds { 2831da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 2841da177e4SLinus Torvalds INIT_LIST_HEAD(&h->list); 2851da177e4SLinus Torvalds spin_lock_init(&h->lock); 2861da177e4SLinus Torvalds h->acl_num = 0; 2871da177e4SLinus Torvalds h->sco_num = 0; 2881da177e4SLinus Torvalds } 2891da177e4SLinus Torvalds 2901da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 2911da177e4SLinus Torvalds { 2921da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 2931da177e4SLinus Torvalds list_add(&c->list, &h->list); 2941da177e4SLinus Torvalds if (c->type == ACL_LINK) 2951da177e4SLinus Torvalds h->acl_num++; 2961da177e4SLinus Torvalds else 2971da177e4SLinus Torvalds h->sco_num++; 2981da177e4SLinus Torvalds } 2991da177e4SLinus Torvalds 3001da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 3011da177e4SLinus Torvalds { 3021da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 3031da177e4SLinus Torvalds list_del(&c->list); 3041da177e4SLinus Torvalds if (c->type == ACL_LINK) 3051da177e4SLinus Torvalds h->acl_num--; 3061da177e4SLinus Torvalds else 3071da177e4SLinus Torvalds h->sco_num--; 3081da177e4SLinus Torvalds } 3091da177e4SLinus Torvalds 3101da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 3111da177e4SLinus Torvalds __u16 handle) 3121da177e4SLinus Torvalds { 3131da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 3141da177e4SLinus Torvalds struct list_head *p; 3151da177e4SLinus Torvalds struct hci_conn *c; 3161da177e4SLinus Torvalds 3171da177e4SLinus Torvalds list_for_each(p, &h->list) { 3181da177e4SLinus Torvalds c = list_entry(p, struct hci_conn, list); 3191da177e4SLinus Torvalds if (c->handle == handle) 3201da177e4SLinus Torvalds return c; 3211da177e4SLinus Torvalds } 3221da177e4SLinus Torvalds return NULL; 3231da177e4SLinus Torvalds } 3241da177e4SLinus Torvalds 3251da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 3261da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 3271da177e4SLinus Torvalds { 3281da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 3291da177e4SLinus Torvalds struct list_head *p; 3301da177e4SLinus Torvalds struct hci_conn *c; 3311da177e4SLinus Torvalds 3321da177e4SLinus Torvalds list_for_each(p, &h->list) { 3331da177e4SLinus Torvalds c = list_entry(p, struct hci_conn, list); 3341da177e4SLinus Torvalds if (c->type == type && !bacmp(&c->dst, ba)) 3351da177e4SLinus Torvalds return c; 3361da177e4SLinus Torvalds } 3371da177e4SLinus Torvalds return NULL; 3381da177e4SLinus Torvalds } 3391da177e4SLinus Torvalds 3404c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 3414c67bc74SMarcel Holtmann __u8 type, __u16 state) 3424c67bc74SMarcel Holtmann { 3434c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 3444c67bc74SMarcel Holtmann struct list_head *p; 3454c67bc74SMarcel Holtmann struct hci_conn *c; 3464c67bc74SMarcel Holtmann 3474c67bc74SMarcel Holtmann list_for_each(p, &h->list) { 3484c67bc74SMarcel Holtmann c = list_entry(p, struct hci_conn, list); 3494c67bc74SMarcel Holtmann if (c->type == type && c->state == state) 3504c67bc74SMarcel Holtmann return c; 3514c67bc74SMarcel Holtmann } 3524c67bc74SMarcel Holtmann return NULL; 3534c67bc74SMarcel Holtmann } 3544c67bc74SMarcel Holtmann 3554c67bc74SMarcel Holtmann void hci_acl_connect(struct hci_conn *conn); 3561da177e4SLinus Torvalds void hci_acl_disconn(struct hci_conn *conn, __u8 reason); 3571da177e4SLinus Torvalds void hci_add_sco(struct hci_conn *conn, __u16 handle); 358b6a0dc82SMarcel Holtmann void hci_setup_sync(struct hci_conn *conn, __u16 handle); 359e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 3601da177e4SLinus Torvalds 3611da177e4SLinus Torvalds struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); 3621da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 3631da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 364a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 3651da177e4SLinus Torvalds 3668c1b2355SMarcel Holtmann struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 sec_level, __u8 auth_type); 367e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 3680684e5f9SMarcel Holtmann int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); 3691da177e4SLinus Torvalds int hci_conn_change_link_key(struct hci_conn *conn); 3708c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 3711da177e4SLinus Torvalds 37204837f64SMarcel Holtmann void hci_conn_enter_active_mode(struct hci_conn *conn); 37304837f64SMarcel Holtmann void hci_conn_enter_sniff_mode(struct hci_conn *conn); 3741da177e4SLinus Torvalds 3759eba32b8SMarcel Holtmann void hci_conn_hold_device(struct hci_conn *conn); 3769eba32b8SMarcel Holtmann void hci_conn_put_device(struct hci_conn *conn); 3779eba32b8SMarcel Holtmann 3781da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 3791da177e4SLinus Torvalds { 3801da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 38104837f64SMarcel Holtmann del_timer(&conn->disc_timer); 3821da177e4SLinus Torvalds } 3831da177e4SLinus Torvalds 3841da177e4SLinus Torvalds static inline void hci_conn_put(struct hci_conn *conn) 3851da177e4SLinus Torvalds { 3861da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 38704837f64SMarcel Holtmann unsigned long timeo; 3881da177e4SLinus Torvalds if (conn->type == ACL_LINK) { 3896ac59344SMarcel Holtmann del_timer(&conn->idle_timer); 3906ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 391052b30b0SMarcel Holtmann timeo = msecs_to_jiffies(conn->disc_timeout); 39204837f64SMarcel Holtmann if (!conn->out) 393052b30b0SMarcel Holtmann timeo *= 2; 3946ac59344SMarcel Holtmann } else 3956ac59344SMarcel Holtmann timeo = msecs_to_jiffies(10); 3961da177e4SLinus Torvalds } else 39704837f64SMarcel Holtmann timeo = msecs_to_jiffies(10); 39804837f64SMarcel Holtmann mod_timer(&conn->disc_timer, jiffies + timeo); 3991da177e4SLinus Torvalds } 4001da177e4SLinus Torvalds } 4011da177e4SLinus Torvalds 4021da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 4031da177e4SLinus Torvalds static inline void __hci_dev_put(struct hci_dev *d) 4041da177e4SLinus Torvalds { 4051da177e4SLinus Torvalds if (atomic_dec_and_test(&d->refcnt)) 4061da177e4SLinus Torvalds d->destruct(d); 4071da177e4SLinus Torvalds } 4081da177e4SLinus Torvalds 4091da177e4SLinus Torvalds static inline void hci_dev_put(struct hci_dev *d) 4101da177e4SLinus Torvalds { 4111da177e4SLinus Torvalds __hci_dev_put(d); 4121da177e4SLinus Torvalds module_put(d->owner); 4131da177e4SLinus Torvalds } 4141da177e4SLinus Torvalds 4151da177e4SLinus Torvalds static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d) 4161da177e4SLinus Torvalds { 4171da177e4SLinus Torvalds atomic_inc(&d->refcnt); 4181da177e4SLinus Torvalds return d; 4191da177e4SLinus Torvalds } 4201da177e4SLinus Torvalds 4211da177e4SLinus Torvalds static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 4221da177e4SLinus Torvalds { 4231da177e4SLinus Torvalds if (try_module_get(d->owner)) 4241da177e4SLinus Torvalds return __hci_dev_hold(d); 4251da177e4SLinus Torvalds return NULL; 4261da177e4SLinus Torvalds } 4271da177e4SLinus Torvalds 4281da177e4SLinus Torvalds #define hci_dev_lock(d) spin_lock(&d->lock) 4291da177e4SLinus Torvalds #define hci_dev_unlock(d) spin_unlock(&d->lock) 4301da177e4SLinus Torvalds #define hci_dev_lock_bh(d) spin_lock_bh(&d->lock) 4311da177e4SLinus Torvalds #define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock) 4321da177e4SLinus Torvalds 4331da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 4341da177e4SLinus Torvalds struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst); 4351da177e4SLinus Torvalds 4361da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 4371da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 4381da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 4391da177e4SLinus Torvalds int hci_unregister_dev(struct hci_dev *hdev); 4401da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 4411da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 4421da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 4431da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 4441da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 4451da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 4461da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 4471da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 4481da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 4491da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 4501da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 45140be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 4521da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 4531da177e4SLinus Torvalds 454f0358568SJohan Hedberg struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr); 455f0358568SJohan Hedberg int hci_blacklist_clear(struct hci_dev *hdev); 456f0358568SJohan Hedberg 4572aeb9a1aSJohan Hedberg int hci_uuids_clear(struct hci_dev *hdev); 4582aeb9a1aSJohan Hedberg 459ab81cbf9SJohan Hedberg void hci_del_off_timer(struct hci_dev *hdev); 460ab81cbf9SJohan Hedberg 4611da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 4621da177e4SLinus Torvalds 46376bca880SMarcel Holtmann int hci_recv_frame(struct sk_buff *skb); 464ef222013SMarcel Holtmann int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); 46599811510SSuraj Sumangala int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); 466ef222013SMarcel Holtmann 4671da177e4SLinus Torvalds int hci_register_sysfs(struct hci_dev *hdev); 4681da177e4SLinus Torvalds void hci_unregister_sysfs(struct hci_dev *hdev); 469a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 470b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 471b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 4721da177e4SLinus Torvalds 473a91f2e39SMarcel Holtmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev)) 4741da177e4SLinus Torvalds 4751da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 47604837f64SMarcel Holtmann #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH) 47704837f64SMarcel Holtmann #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT) 47804837f64SMarcel Holtmann #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF) 47904837f64SMarcel Holtmann #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR) 4805b7f9909SMarcel Holtmann #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO) 481769be974SMarcel Holtmann #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR) 482e702112fSAndrei Emeltchenko #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH) 4831da177e4SLinus Torvalds 4841da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 4851da177e4SLinus Torvalds struct hci_proto { 4861da177e4SLinus Torvalds char *name; 4871da177e4SLinus Torvalds unsigned int id; 4881da177e4SLinus Torvalds unsigned long flags; 4891da177e4SLinus Torvalds 4901da177e4SLinus Torvalds void *priv; 4911da177e4SLinus Torvalds 4921da177e4SLinus Torvalds int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type); 4931da177e4SLinus Torvalds int (*connect_cfm) (struct hci_conn *conn, __u8 status); 4942950f21aSMarcel Holtmann int (*disconn_ind) (struct hci_conn *conn); 4952950f21aSMarcel Holtmann int (*disconn_cfm) (struct hci_conn *conn, __u8 reason); 4961da177e4SLinus Torvalds int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb, __u16 flags); 4971da177e4SLinus Torvalds int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb); 4988c1b2355SMarcel Holtmann int (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt); 4991da177e4SLinus Torvalds }; 5001da177e4SLinus Torvalds 5011da177e4SLinus Torvalds static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type) 5021da177e4SLinus Torvalds { 5031da177e4SLinus Torvalds register struct hci_proto *hp; 5041da177e4SLinus Torvalds int mask = 0; 5051da177e4SLinus Torvalds 5061da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_L2CAP]; 5071da177e4SLinus Torvalds if (hp && hp->connect_ind) 5081da177e4SLinus Torvalds mask |= hp->connect_ind(hdev, bdaddr, type); 5091da177e4SLinus Torvalds 5101da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_SCO]; 5111da177e4SLinus Torvalds if (hp && hp->connect_ind) 5121da177e4SLinus Torvalds mask |= hp->connect_ind(hdev, bdaddr, type); 5131da177e4SLinus Torvalds 5141da177e4SLinus Torvalds return mask; 5151da177e4SLinus Torvalds } 5161da177e4SLinus Torvalds 5171da177e4SLinus Torvalds static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) 5181da177e4SLinus Torvalds { 5191da177e4SLinus Torvalds register struct hci_proto *hp; 5201da177e4SLinus Torvalds 5211da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_L2CAP]; 5221da177e4SLinus Torvalds if (hp && hp->connect_cfm) 5231da177e4SLinus Torvalds hp->connect_cfm(conn, status); 5241da177e4SLinus Torvalds 5251da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_SCO]; 5261da177e4SLinus Torvalds if (hp && hp->connect_cfm) 5271da177e4SLinus Torvalds hp->connect_cfm(conn, status); 5281da177e4SLinus Torvalds } 5291da177e4SLinus Torvalds 5302950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 5312950f21aSMarcel Holtmann { 5322950f21aSMarcel Holtmann register struct hci_proto *hp; 5332950f21aSMarcel Holtmann int reason = 0x13; 5342950f21aSMarcel Holtmann 5352950f21aSMarcel Holtmann hp = hci_proto[HCI_PROTO_L2CAP]; 5362950f21aSMarcel Holtmann if (hp && hp->disconn_ind) 5372950f21aSMarcel Holtmann reason = hp->disconn_ind(conn); 5382950f21aSMarcel Holtmann 5392950f21aSMarcel Holtmann hp = hci_proto[HCI_PROTO_SCO]; 5402950f21aSMarcel Holtmann if (hp && hp->disconn_ind) 5412950f21aSMarcel Holtmann reason = hp->disconn_ind(conn); 5422950f21aSMarcel Holtmann 5432950f21aSMarcel Holtmann return reason; 5442950f21aSMarcel Holtmann } 5452950f21aSMarcel Holtmann 5462950f21aSMarcel Holtmann static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) 5471da177e4SLinus Torvalds { 5481da177e4SLinus Torvalds register struct hci_proto *hp; 5491da177e4SLinus Torvalds 5501da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_L2CAP]; 5512950f21aSMarcel Holtmann if (hp && hp->disconn_cfm) 5522950f21aSMarcel Holtmann hp->disconn_cfm(conn, reason); 5531da177e4SLinus Torvalds 5541da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_SCO]; 5552950f21aSMarcel Holtmann if (hp && hp->disconn_cfm) 5562950f21aSMarcel Holtmann hp->disconn_cfm(conn, reason); 5571da177e4SLinus Torvalds } 5581da177e4SLinus Torvalds 5591da177e4SLinus Torvalds static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) 5601da177e4SLinus Torvalds { 5611da177e4SLinus Torvalds register struct hci_proto *hp; 5628c1b2355SMarcel Holtmann __u8 encrypt; 5638c1b2355SMarcel Holtmann 5648c1b2355SMarcel Holtmann if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) 5658c1b2355SMarcel Holtmann return; 5668c1b2355SMarcel Holtmann 5678c1b2355SMarcel Holtmann encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; 5681da177e4SLinus Torvalds 5691da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_L2CAP]; 5708c1b2355SMarcel Holtmann if (hp && hp->security_cfm) 5718c1b2355SMarcel Holtmann hp->security_cfm(conn, status, encrypt); 5721da177e4SLinus Torvalds 5731da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_SCO]; 5748c1b2355SMarcel Holtmann if (hp && hp->security_cfm) 5758c1b2355SMarcel Holtmann hp->security_cfm(conn, status, encrypt); 5761da177e4SLinus Torvalds } 5771da177e4SLinus Torvalds 5789719f8afSMarcel Holtmann static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt) 5791da177e4SLinus Torvalds { 5801da177e4SLinus Torvalds register struct hci_proto *hp; 5811da177e4SLinus Torvalds 5821da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_L2CAP]; 5838c1b2355SMarcel Holtmann if (hp && hp->security_cfm) 5848c1b2355SMarcel Holtmann hp->security_cfm(conn, status, encrypt); 5851da177e4SLinus Torvalds 5861da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_SCO]; 5878c1b2355SMarcel Holtmann if (hp && hp->security_cfm) 5888c1b2355SMarcel Holtmann hp->security_cfm(conn, status, encrypt); 5891da177e4SLinus Torvalds } 5901da177e4SLinus Torvalds 5911da177e4SLinus Torvalds int hci_register_proto(struct hci_proto *hproto); 5921da177e4SLinus Torvalds int hci_unregister_proto(struct hci_proto *hproto); 5931da177e4SLinus Torvalds 5941da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 5951da177e4SLinus Torvalds struct hci_cb { 5961da177e4SLinus Torvalds struct list_head list; 5971da177e4SLinus Torvalds 5981da177e4SLinus Torvalds char *name; 5991da177e4SLinus Torvalds 6008c1b2355SMarcel Holtmann void (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt); 6011da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 6021da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 6031da177e4SLinus Torvalds }; 6041da177e4SLinus Torvalds 6051da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 6061da177e4SLinus Torvalds { 6071da177e4SLinus Torvalds struct list_head *p; 6088c1b2355SMarcel Holtmann __u8 encrypt; 6091da177e4SLinus Torvalds 6101da177e4SLinus Torvalds hci_proto_auth_cfm(conn, status); 6111da177e4SLinus Torvalds 6128c1b2355SMarcel Holtmann if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) 6138c1b2355SMarcel Holtmann return; 6148c1b2355SMarcel Holtmann 6158c1b2355SMarcel Holtmann encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; 6168c1b2355SMarcel Holtmann 6171da177e4SLinus Torvalds read_lock_bh(&hci_cb_list_lock); 6181da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 6191da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 6208c1b2355SMarcel Holtmann if (cb->security_cfm) 6218c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 6221da177e4SLinus Torvalds } 6231da177e4SLinus Torvalds read_unlock_bh(&hci_cb_list_lock); 6241da177e4SLinus Torvalds } 6251da177e4SLinus Torvalds 6261da177e4SLinus Torvalds static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt) 6271da177e4SLinus Torvalds { 6281da177e4SLinus Torvalds struct list_head *p; 6291da177e4SLinus Torvalds 630435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 631435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 632435fef20SMarcel Holtmann 6339719f8afSMarcel Holtmann hci_proto_encrypt_cfm(conn, status, encrypt); 6341da177e4SLinus Torvalds 6351da177e4SLinus Torvalds read_lock_bh(&hci_cb_list_lock); 6361da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 6371da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 6388c1b2355SMarcel Holtmann if (cb->security_cfm) 6398c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 6401da177e4SLinus Torvalds } 6411da177e4SLinus Torvalds read_unlock_bh(&hci_cb_list_lock); 6421da177e4SLinus Torvalds } 6431da177e4SLinus Torvalds 6441da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 6451da177e4SLinus Torvalds { 6461da177e4SLinus Torvalds struct list_head *p; 6471da177e4SLinus Torvalds 6481da177e4SLinus Torvalds read_lock_bh(&hci_cb_list_lock); 6491da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 6501da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 6511da177e4SLinus Torvalds if (cb->key_change_cfm) 6521da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 6531da177e4SLinus Torvalds } 6541da177e4SLinus Torvalds read_unlock_bh(&hci_cb_list_lock); 6551da177e4SLinus Torvalds } 6561da177e4SLinus Torvalds 6571da177e4SLinus Torvalds static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, __u8 role) 6581da177e4SLinus Torvalds { 6591da177e4SLinus Torvalds struct list_head *p; 6601da177e4SLinus Torvalds 6611da177e4SLinus Torvalds read_lock_bh(&hci_cb_list_lock); 6621da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 6631da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 6641da177e4SLinus Torvalds if (cb->role_switch_cfm) 6651da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 6661da177e4SLinus Torvalds } 6671da177e4SLinus Torvalds read_unlock_bh(&hci_cb_list_lock); 6681da177e4SLinus Torvalds } 6691da177e4SLinus Torvalds 6701da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 6711da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 6721da177e4SLinus Torvalds 6731da177e4SLinus Torvalds int hci_register_notifier(struct notifier_block *nb); 6741da177e4SLinus Torvalds int hci_unregister_notifier(struct notifier_block *nb); 6751da177e4SLinus Torvalds 676a9de9248SMarcel Holtmann int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param); 6779a9c6a34SGustavo F. Padovan void hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags); 6780d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 6791da177e4SLinus Torvalds 680a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 6811da177e4SLinus Torvalds 6821da177e4SLinus Torvalds void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data); 6831da177e4SLinus Torvalds 6841da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 685eec8d2bcSJohan Hedberg void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb, 686eec8d2bcSJohan Hedberg struct sock *skip_sk); 6871da177e4SLinus Torvalds 6880381101fSJohan Hedberg /* Management interface */ 6890381101fSJohan Hedberg int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); 690c71e97bfSJohan Hedberg int mgmt_index_added(u16 index); 691c71e97bfSJohan Hedberg int mgmt_index_removed(u16 index); 6925add6af8SJohan Hedberg int mgmt_powered(u16 index, u8 powered); 69373f22f62SJohan Hedberg int mgmt_discoverable(u16 index, u8 discoverable); 6949fbcbb45SJohan Hedberg int mgmt_connectable(u16 index, u8 connectable); 6950381101fSJohan Hedberg 6961da177e4SLinus Torvalds /* HCI info for socket */ 6971da177e4SLinus Torvalds #define hci_pi(sk) ((struct hci_pinfo *) sk) 6981da177e4SLinus Torvalds 6991da177e4SLinus Torvalds struct hci_pinfo { 7001da177e4SLinus Torvalds struct bt_sock bt; 7011da177e4SLinus Torvalds struct hci_dev *hdev; 7021da177e4SLinus Torvalds struct hci_filter filter; 7031da177e4SLinus Torvalds __u32 cmsg_mask; 704c02178d2SJohan Hedberg unsigned short channel; 7051da177e4SLinus Torvalds }; 7061da177e4SLinus Torvalds 7071da177e4SLinus Torvalds /* HCI security filter */ 7081da177e4SLinus Torvalds #define HCI_SFLT_MAX_OGF 5 7091da177e4SLinus Torvalds 7101da177e4SLinus Torvalds struct hci_sec_filter { 7111da177e4SLinus Torvalds __u32 type_mask; 7121da177e4SLinus Torvalds __u32 event_mask[2]; 7131da177e4SLinus Torvalds __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4]; 7141da177e4SLinus Torvalds }; 7151da177e4SLinus Torvalds 7161da177e4SLinus Torvalds /* ----- HCI requests ----- */ 7171da177e4SLinus Torvalds #define HCI_REQ_DONE 0 7181da177e4SLinus Torvalds #define HCI_REQ_PEND 1 7191da177e4SLinus Torvalds #define HCI_REQ_CANCELED 2 7201da177e4SLinus Torvalds 721a6a67efdSThomas Gleixner #define hci_req_lock(d) mutex_lock(&d->req_lock) 722a6a67efdSThomas Gleixner #define hci_req_unlock(d) mutex_unlock(&d->req_lock) 7231da177e4SLinus Torvalds 72423bb5763SJohan Hedberg void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result); 7251da177e4SLinus Torvalds 7261da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 727