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> 29f49daa81SMarcel Holtmann #include <net/bluetooth/hci_sock.h> 301da177e4SLinus Torvalds 315e59b791SLuiz Augusto von Dentz /* HCI priority */ 325e59b791SLuiz Augusto von Dentz #define HCI_PRIO_MAX 7 335e59b791SLuiz Augusto von Dentz 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 { 47561aafbcSJohan Hedberg struct list_head all; /* inq_cache.all */ 48561aafbcSJohan Hedberg struct list_head list; /* unknown or resolve */ 49561aafbcSJohan Hedberg enum { 50561aafbcSJohan Hedberg NAME_NOT_KNOWN, 51561aafbcSJohan Hedberg NAME_NEEDED, 52561aafbcSJohan Hedberg NAME_PENDING, 53561aafbcSJohan Hedberg NAME_KNOWN, 54561aafbcSJohan Hedberg } name_state; 551da177e4SLinus Torvalds __u32 timestamp; 561da177e4SLinus Torvalds struct inquiry_data data; 571da177e4SLinus Torvalds }; 581da177e4SLinus Torvalds 5930883512SJohan Hedberg struct discovery_state { 604aab14e5SAndre Guedes int type; 61ff9ef578SJohan Hedberg enum { 62ff9ef578SJohan Hedberg DISCOVERY_STOPPED, 63ff9ef578SJohan Hedberg DISCOVERY_STARTING, 64343f935bSAndre Guedes DISCOVERY_FINDING, 6530dc78e1SJohan Hedberg DISCOVERY_RESOLVING, 66ff9ef578SJohan Hedberg DISCOVERY_STOPPING, 67ff9ef578SJohan Hedberg } state; 68561aafbcSJohan Hedberg struct list_head all; /* All devices found during inquiry */ 69561aafbcSJohan Hedberg struct list_head unknown; /* Name state not known */ 70561aafbcSJohan Hedberg struct list_head resolve; /* Name needs to be resolved */ 711da177e4SLinus Torvalds __u32 timestamp; 72b9a6328fSJohan Hedberg bdaddr_t last_adv_addr; 73b9a6328fSJohan Hedberg u8 last_adv_addr_type; 74ff5cd29fSJohan Hedberg s8 last_adv_rssi; 75c70a7e4cSMarcel Holtmann u32 last_adv_flags; 76b9a6328fSJohan Hedberg u8 last_adv_data[HCI_MAX_AD_LENGTH]; 77b9a6328fSJohan Hedberg u8 last_adv_data_len; 78da25cf6aSMarcel Holtmann bool report_invalid_rssi; 7982f8b651SJakub Pawlowski bool result_filtering; 8037eab042SJakub Pawlowski s8 rssi; 8137eab042SJakub Pawlowski u16 uuid_count; 8237eab042SJakub Pawlowski u8 (*uuids)[16]; 832d28cfe7SJakub Pawlowski unsigned long scan_start; 842d28cfe7SJakub Pawlowski unsigned long scan_duration; 851da177e4SLinus Torvalds }; 861da177e4SLinus Torvalds 871da177e4SLinus Torvalds struct hci_conn_hash { 881da177e4SLinus Torvalds struct list_head list; 891da177e4SLinus Torvalds unsigned int acl_num; 90bd1eb66bSAndrei Emeltchenko unsigned int amp_num; 911da177e4SLinus Torvalds unsigned int sco_num; 92fcd89c09SVille Tervo unsigned int le_num; 93f8218dc6SJohan Hedberg unsigned int le_num_slave; 941da177e4SLinus Torvalds }; 951da177e4SLinus Torvalds 96f0358568SJohan Hedberg struct bdaddr_list { 97f0358568SJohan Hedberg struct list_head list; 98f0358568SJohan Hedberg bdaddr_t bdaddr; 99b9ee0a78SMarcel Holtmann u8 bdaddr_type; 100f0358568SJohan Hedberg }; 1012aeb9a1aSJohan Hedberg 1022aeb9a1aSJohan Hedberg struct bt_uuid { 1032aeb9a1aSJohan Hedberg struct list_head list; 1042aeb9a1aSJohan Hedberg u8 uuid[16]; 10583be8ecaSJohan Hedberg u8 size; 1061aff6f09SJohan Hedberg u8 svc_hint; 1072aeb9a1aSJohan Hedberg }; 1082aeb9a1aSJohan Hedberg 1097ee4ea36SMarcel Holtmann struct smp_csrk { 1107ee4ea36SMarcel Holtmann bdaddr_t bdaddr; 1117ee4ea36SMarcel Holtmann u8 bdaddr_type; 1124cd3928aSJohan Hedberg u8 type; 1137ee4ea36SMarcel Holtmann u8 val[16]; 1147ee4ea36SMarcel Holtmann }; 1157ee4ea36SMarcel Holtmann 116b899efafSVinicius Costa Gomes struct smp_ltk { 117b899efafSVinicius Costa Gomes struct list_head list; 118970d0f1bSJohan Hedberg struct rcu_head rcu; 119b899efafSVinicius Costa Gomes bdaddr_t bdaddr; 120b899efafSVinicius Costa Gomes u8 bdaddr_type; 121b899efafSVinicius Costa Gomes u8 authenticated; 122b899efafSVinicius Costa Gomes u8 type; 123b899efafSVinicius Costa Gomes u8 enc_size; 124b899efafSVinicius Costa Gomes __le16 ediv; 125fe39c7b2SMarcel Holtmann __le64 rand; 126b899efafSVinicius Costa Gomes u8 val[16]; 12703c515d7SMarcel Holtmann }; 128b899efafSVinicius Costa Gomes 129970c4e46SJohan Hedberg struct smp_irk { 130970c4e46SJohan Hedberg struct list_head list; 131adae20cbSJohan Hedberg struct rcu_head rcu; 132970c4e46SJohan Hedberg bdaddr_t rpa; 133970c4e46SJohan Hedberg bdaddr_t bdaddr; 134970c4e46SJohan Hedberg u8 addr_type; 135970c4e46SJohan Hedberg u8 val[16]; 136970c4e46SJohan Hedberg }; 137970c4e46SJohan Hedberg 13855ed8ca1SJohan Hedberg struct link_key { 13955ed8ca1SJohan Hedberg struct list_head list; 1400378b597SJohan Hedberg struct rcu_head rcu; 14155ed8ca1SJohan Hedberg bdaddr_t bdaddr; 14255ed8ca1SJohan Hedberg u8 type; 1439b3b4460SAndrei Emeltchenko u8 val[HCI_LINK_KEY_SIZE]; 14455ed8ca1SJohan Hedberg u8 pin_len; 14555ed8ca1SJohan Hedberg }; 14655ed8ca1SJohan Hedberg 1472763eda6SSzymon Janc struct oob_data { 1482763eda6SSzymon Janc struct list_head list; 1492763eda6SSzymon Janc bdaddr_t bdaddr; 1506928a924SJohan Hedberg u8 bdaddr_type; 151f7697b16SMarcel Holtmann u8 present; 152519ca9d0SMarcel Holtmann u8 hash192[16]; 15338da1703SJohan Hedberg u8 rand192[16]; 154519ca9d0SMarcel Holtmann u8 hash256[16]; 15538da1703SJohan Hedberg u8 rand256[16]; 1562763eda6SSzymon Janc }; 1572763eda6SSzymon Janc 158490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10 159490c5babSJohan Hedberg 160d6bfd59cSJohan Hedberg /* Default LE RPA expiry time, 15 minutes */ 161d6bfd59cSJohan Hedberg #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) 162d6bfd59cSJohan Hedberg 16331ad1691SAndrzej Kaczmarek /* Default min/max age of connection information (1s/3s) */ 16431ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MIN_AGE 1000 16531ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MAX_AGE 3000 16631ad1691SAndrzej Kaczmarek 167903e4541SAndrei Emeltchenko struct amp_assoc { 168903e4541SAndrei Emeltchenko __u16 len; 169903e4541SAndrei Emeltchenko __u16 offset; 17093c284eeSAndrei Emeltchenko __u16 rem_len; 17193c284eeSAndrei Emeltchenko __u16 len_so_far; 172903e4541SAndrei Emeltchenko __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; 173903e4541SAndrei Emeltchenko }; 174903e4541SAndrei Emeltchenko 175d2c5d77fSJohan Hedberg #define HCI_MAX_PAGES 3 176cad718edSJohan Hedberg 177cd4c5391SSuraj Sumangala #define NUM_REASSEMBLY 4 1781da177e4SLinus Torvalds struct hci_dev { 1791da177e4SLinus Torvalds struct list_head list; 18009fd0de5SGustavo F. Padovan struct mutex lock; 1811da177e4SLinus Torvalds 1821da177e4SLinus Torvalds char name[8]; 1831da177e4SLinus Torvalds unsigned long flags; 1841da177e4SLinus Torvalds __u16 id; 185c13854ceSMarcel Holtmann __u8 bus; 186943da25dSMarcel Holtmann __u8 dev_type; 1871da177e4SLinus Torvalds bdaddr_t bdaddr; 188e30d3f5fSMarcel Holtmann bdaddr_t setup_addr; 18924c457e2SMarcel Holtmann bdaddr_t public_addr; 1907a4cd51dSMarcel Holtmann bdaddr_t random_addr; 191d13eafceSMarcel Holtmann bdaddr_t static_addr; 19256ed2cb8SJohan Hedberg __u8 adv_addr_type; 1931f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 194490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; 19580a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 196a9de9248SMarcel Holtmann __u8 dev_class[3]; 1971aff6f09SJohan Hedberg __u8 major_class; 1981aff6f09SJohan Hedberg __u8 minor_class; 199d2c5d77fSJohan Hedberg __u8 max_page; 200cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 20160e77321SJohan Hedberg __u8 le_features[8]; 202cf1d081fSJohan Hedberg __u8 le_white_list_size; 2039b008c04SJohan Hedberg __u8 le_states[8]; 204a9de9248SMarcel Holtmann __u8 commands[64]; 2051143e5a6SMarcel Holtmann __u8 hci_ver; 2061143e5a6SMarcel Holtmann __u16 hci_rev; 207d5859e22SJohan Hedberg __u8 lmp_ver; 2081143e5a6SMarcel Holtmann __u16 manufacturer; 2097d69230cSAndrei Emeltchenko __u16 lmp_subver; 2101da177e4SLinus Torvalds __u16 voice_setting; 211b4cb9fb2SMarcel Holtmann __u8 num_iac; 212c2f0f979SMarcel Holtmann __u8 stored_max_keys; 213c2f0f979SMarcel Holtmann __u8 stored_num_keys; 21417fa4b9dSJohan Hedberg __u8 io_capability; 21591c4e9b1SMarcel Holtmann __s8 inq_tx_power; 216f332ec66SJohan Hedberg __u16 page_scan_interval; 217f332ec66SJohan Hedberg __u16 page_scan_window; 218f332ec66SJohan Hedberg __u8 page_scan_type; 2193f959d46SMarcel Holtmann __u8 le_adv_channel_map; 220628531c9SGeorg Lukas __u16 le_adv_min_interval; 221628531c9SGeorg Lukas __u16 le_adv_max_interval; 222533553f8SMarcel Holtmann __u8 le_scan_type; 223bef64738SMarcel Holtmann __u16 le_scan_interval; 224bef64738SMarcel Holtmann __u16 le_scan_window; 2254e70c7e7SMarcel Holtmann __u16 le_conn_min_interval; 2264e70c7e7SMarcel Holtmann __u16 le_conn_max_interval; 22704fb7d90SMarcel Holtmann __u16 le_conn_latency; 22804fb7d90SMarcel Holtmann __u16 le_supv_timeout; 229a8e1bfaaSMarcel Holtmann __u16 le_def_tx_len; 230a8e1bfaaSMarcel Holtmann __u16 le_def_tx_time; 231a8e1bfaaSMarcel Holtmann __u16 le_max_tx_len; 232a8e1bfaaSMarcel Holtmann __u16 le_max_tx_time; 233a8e1bfaaSMarcel Holtmann __u16 le_max_rx_len; 234a8e1bfaaSMarcel Holtmann __u16 le_max_rx_time; 235b9a7a61eSLukasz Rymanowski __u16 discov_interleaved_timeout; 23631ad1691SAndrzej Kaczmarek __u16 conn_info_min_age; 23731ad1691SAndrzej Kaczmarek __u16 conn_info_max_age; 23806f5b778SMarcel Holtmann __u8 ssp_debug_mode; 239c7741d16SMarcel Holtmann __u8 hw_error_code; 24033f35721SJohan Hedberg __u32 clock; 241f332ec66SJohan Hedberg 2422b9be137SMarcel Holtmann __u16 devid_source; 2432b9be137SMarcel Holtmann __u16 devid_vendor; 2442b9be137SMarcel Holtmann __u16 devid_product; 2452b9be137SMarcel Holtmann __u16 devid_version; 2461da177e4SLinus Torvalds 2471da177e4SLinus Torvalds __u16 pkt_type; 2485b7f9909SMarcel Holtmann __u16 esco_type; 2491da177e4SLinus Torvalds __u16 link_policy; 2501da177e4SLinus Torvalds __u16 link_mode; 2511da177e4SLinus Torvalds 25204837f64SMarcel Holtmann __u32 idle_timeout; 25304837f64SMarcel Holtmann __u16 sniff_min_interval; 25404837f64SMarcel Holtmann __u16 sniff_max_interval; 25504837f64SMarcel Holtmann 256928abaa7SAndrei Emeltchenko __u8 amp_status; 257928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 258928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 259928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 260928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 261928abaa7SAndrei Emeltchenko __u8 amp_type; 262928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 263928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 264928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 265928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 266928abaa7SAndrei Emeltchenko 267903e4541SAndrei Emeltchenko struct amp_assoc loc_assoc; 268903e4541SAndrei Emeltchenko 2691e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 2701e89cffbSAndrei Emeltchenko 2719f61656aSJohan Hedberg unsigned int auto_accept_delay; 2729f61656aSJohan Hedberg 2731da177e4SLinus Torvalds unsigned long quirks; 2741da177e4SLinus Torvalds 2751da177e4SLinus Torvalds atomic_t cmd_cnt; 2761da177e4SLinus Torvalds unsigned int acl_cnt; 2771da177e4SLinus Torvalds unsigned int sco_cnt; 2786ed58ec5SVille Tervo unsigned int le_cnt; 2791da177e4SLinus Torvalds 2801da177e4SLinus Torvalds unsigned int acl_mtu; 2811da177e4SLinus Torvalds unsigned int sco_mtu; 2826ed58ec5SVille Tervo unsigned int le_mtu; 2831da177e4SLinus Torvalds unsigned int acl_pkts; 2841da177e4SLinus Torvalds unsigned int sco_pkts; 2856ed58ec5SVille Tervo unsigned int le_pkts; 2861da177e4SLinus Torvalds 287350ee4cfSAndrei Emeltchenko __u16 block_len; 288350ee4cfSAndrei Emeltchenko __u16 block_mtu; 289350ee4cfSAndrei Emeltchenko __u16 num_blocks; 290350ee4cfSAndrei Emeltchenko __u16 block_cnt; 291350ee4cfSAndrei Emeltchenko 2921da177e4SLinus Torvalds unsigned long acl_last_tx; 2931da177e4SLinus Torvalds unsigned long sco_last_tx; 2946ed58ec5SVille Tervo unsigned long le_last_tx; 2951da177e4SLinus Torvalds 296f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 2976ead1bbcSJohan Hedberg struct workqueue_struct *req_workqueue; 298f48fd9c8SMarcel Holtmann 299ab81cbf9SJohan Hedberg struct work_struct power_on; 3003243553fSJohan Hedberg struct delayed_work power_off; 301c7741d16SMarcel Holtmann struct work_struct error_reset; 302ab81cbf9SJohan Hedberg 30316ab91abSJohan Hedberg __u16 discov_timeout; 30416ab91abSJohan Hedberg struct delayed_work discov_off; 30516ab91abSJohan Hedberg 3067d78525dSJohan Hedberg struct delayed_work service_cache; 3077d78525dSJohan Hedberg 30865cc2b49SMarcel Holtmann struct delayed_work cmd_timer; 309b78752ccSMarcel Holtmann 310b78752ccSMarcel Holtmann struct work_struct rx_work; 311c347b765SGustavo F. Padovan struct work_struct cmd_work; 3123eff45eaSGustavo F. Padovan struct work_struct tx_work; 3131da177e4SLinus Torvalds 3141da177e4SLinus Torvalds struct sk_buff_head rx_q; 3151da177e4SLinus Torvalds struct sk_buff_head raw_q; 3161da177e4SLinus Torvalds struct sk_buff_head cmd_q; 3171da177e4SLinus Torvalds 318b6ddb638SJohan Hedberg struct sk_buff *recv_evt; 3191da177e4SLinus Torvalds struct sk_buff *sent_cmd; 320cd4c5391SSuraj Sumangala struct sk_buff *reassembly[NUM_REASSEMBLY]; 3211da177e4SLinus Torvalds 322a6a67efdSThomas Gleixner struct mutex req_lock; 3231da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 3241da177e4SLinus Torvalds __u32 req_status; 3251da177e4SLinus Torvalds __u32 req_result; 326a5040efaSJohan Hedberg 32770db83c4SJohan Hedberg void *smp_data; 328ef8efe4bSJohan Hedberg void *smp_bredr_data; 3292e58ef3eSJohan Hedberg 33030883512SJohan Hedberg struct discovery_state discovery; 3311da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 3325c136e90SAndre Guedes 3335c136e90SAndre Guedes struct list_head mgmt_pending; 334ea4bd8baSDavid Miller struct list_head blacklist; 3356659358eSJohan Hedberg struct list_head whitelist; 3362aeb9a1aSJohan Hedberg struct list_head uuids; 33755ed8ca1SJohan Hedberg struct list_head link_keys; 338b899efafSVinicius Costa Gomes struct list_head long_term_keys; 339970c4e46SJohan Hedberg struct list_head identity_resolving_keys; 3402763eda6SSzymon Janc struct list_head remote_oob_data; 341d2ab0ac1SMarcel Holtmann struct list_head le_white_list; 34215819a70SAndre Guedes struct list_head le_conn_params; 34377a77a30SAndre Guedes struct list_head pend_le_conns; 34466f8455aSJohan Hedberg struct list_head pend_le_reports; 3452763eda6SSzymon Janc 3461da177e4SLinus Torvalds struct hci_dev_stats stat; 3471da177e4SLinus Torvalds 3481da177e4SLinus Torvalds atomic_t promisc; 3491da177e4SLinus Torvalds 350ca325f69SMarcel Holtmann struct dentry *debugfs; 351ca325f69SMarcel Holtmann 352a91f2e39SMarcel Holtmann struct device dev; 3531da177e4SLinus Torvalds 354611b30f7SMarcel Holtmann struct rfkill *rfkill; 355611b30f7SMarcel Holtmann 356111902f7SMarcel Holtmann unsigned long dbg_flags; 357d23264a8SAndre Guedes unsigned long dev_flags; 358d23264a8SAndre Guedes 3597ba8b4beSAndre Guedes struct delayed_work le_scan_disable; 3602d28cfe7SJakub Pawlowski struct delayed_work le_scan_restart; 3617ba8b4beSAndre Guedes 3628fa19098SJohan Hedberg __s8 adv_tx_power; 3633f0f524bSJohan Hedberg __u8 adv_data[HCI_MAX_AD_LENGTH]; 3643f0f524bSJohan Hedberg __u8 adv_data_len; 365f8e808bdSMarcel Holtmann __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; 366f8e808bdSMarcel Holtmann __u8 scan_rsp_data_len; 3678fa19098SJohan Hedberg 368863efaf2SJohan Hedberg __u8 irk[16]; 369d6bfd59cSJohan Hedberg __u32 rpa_timeout; 370d6bfd59cSJohan Hedberg struct delayed_work rpa_expired; 3712b5224dcSMarcel Holtmann bdaddr_t rpa; 372863efaf2SJohan Hedberg 3731da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 3741da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 3751da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 376f41c70c4SMarcel Holtmann int (*setup)(struct hci_dev *hdev); 377a44fecbdSTedd Ho-Jeong An int (*shutdown)(struct hci_dev *hdev); 3787bd8f09fSMarcel Holtmann int (*send)(struct hci_dev *hdev, struct sk_buff *skb); 3791da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 380c7741d16SMarcel Holtmann void (*hw_error)(struct hci_dev *hdev, u8 code); 38124c457e2SMarcel Holtmann int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr); 3821da177e4SLinus Torvalds }; 3831da177e4SLinus Torvalds 38453502d69SAndrei Emeltchenko #define HCI_PHY_HANDLE(handle) (handle & 0xff) 38553502d69SAndrei Emeltchenko 3861da177e4SLinus Torvalds struct hci_conn { 3871da177e4SLinus Torvalds struct list_head list; 3881da177e4SLinus Torvalds 3891da177e4SLinus Torvalds atomic_t refcnt; 3901da177e4SLinus Torvalds 3911da177e4SLinus Torvalds bdaddr_t dst; 39229b7988aSAndre Guedes __u8 dst_type; 393662e8820SMarcel Holtmann bdaddr_t src; 394e7c4096eSMarcel Holtmann __u8 src_type; 395cb1d68f7SJohan Hedberg bdaddr_t init_addr; 396cb1d68f7SJohan Hedberg __u8 init_addr_type; 397cb1d68f7SJohan Hedberg bdaddr_t resp_addr; 398cb1d68f7SJohan Hedberg __u8 resp_addr_type; 3991da177e4SLinus Torvalds __u16 handle; 4001da177e4SLinus Torvalds __u16 state; 40104837f64SMarcel Holtmann __u8 mode; 4021da177e4SLinus Torvalds __u8 type; 40340bef302SJohan Hedberg __u8 role; 404a0c808b3SJohan Hedberg bool out; 4054c67bc74SMarcel Holtmann __u8 attempt; 4061da177e4SLinus Torvalds __u8 dev_class[3]; 407cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 408a8746417SMarcel Holtmann __u16 pkt_type; 40904837f64SMarcel Holtmann __u16 link_policy; 41013d39315SWaldemar Rymarkiewicz __u8 key_type; 41140be492fSMarcel Holtmann __u8 auth_type; 4128c1b2355SMarcel Holtmann __u8 sec_level; 413765c2a96SJohan Hedberg __u8 pending_sec_level; 414980e1a53SJohan Hedberg __u8 pin_length; 415726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 41617fa4b9dSJohan Hedberg __u8 io_capability; 41792a25256SJohan Hedberg __u32 passkey_notify; 41892a25256SJohan Hedberg __u8 passkey_entered; 419052b30b0SMarcel Holtmann __u16 disc_timeout; 42009ae260bSJohan Hedberg __u16 conn_timeout; 42110c62ddcSFrédéric Dalleau __u16 setting; 4221e406eefSAndre Guedes __u16 le_conn_min_interval; 4231e406eefSAndre Guedes __u16 le_conn_max_interval; 424e04fde60SMarcel Holtmann __u16 le_conn_interval; 425e04fde60SMarcel Holtmann __u16 le_conn_latency; 426e04fde60SMarcel Holtmann __u16 le_supv_timeout; 427fd45ada9SAlfonso Acosta __u8 le_adv_data[HCI_MAX_AD_LENGTH]; 428fd45ada9SAlfonso Acosta __u8 le_adv_data_len; 4295ae76a94SAndrzej Kaczmarek __s8 rssi; 4305a134faeSAndrzej Kaczmarek __s8 tx_power; 431d0455ed9SAndrzej Kaczmarek __s8 max_tx_power; 43251a8efd7SJohan Hedberg unsigned long flags; 4331da177e4SLinus Torvalds 43433f35721SJohan Hedberg __u32 clock; 43533f35721SJohan Hedberg __u16 clock_accuracy; 43633f35721SJohan Hedberg 437dd983808SAndrzej Kaczmarek unsigned long conn_info_timestamp; 438dd983808SAndrzej Kaczmarek 43903b555e1SJohan Hedberg __u8 remote_cap; 44003b555e1SJohan Hedberg __u8 remote_auth; 4413161ae1cSAndrei Emeltchenko __u8 remote_id; 44203b555e1SJohan Hedberg 4431da177e4SLinus Torvalds unsigned int sent; 4441da177e4SLinus Torvalds 4451da177e4SLinus Torvalds struct sk_buff_head data_q; 4462c33c06aSGustavo F. Padovan struct list_head chan_list; 4471da177e4SLinus Torvalds 44819c40e3bSGustavo F. Padovan struct delayed_work disc_work; 4497bc18d9dSJohan Hedberg struct delayed_work auto_accept_work; 450a74a84f6SJohan Hedberg struct delayed_work idle_work; 4519489eca4SJohan Hedberg struct delayed_work le_conn_timeout; 4521da177e4SLinus Torvalds 453b219e3acSMarcel Holtmann struct device dev; 45423b9ceb7SMarcel Holtmann struct dentry *debugfs; 455b219e3acSMarcel Holtmann 4561da177e4SLinus Torvalds struct hci_dev *hdev; 4571da177e4SLinus Torvalds void *l2cap_data; 4581da177e4SLinus Torvalds void *sco_data; 4599740e49dSAndrei Emeltchenko struct amp_mgr *amp_mgr; 4601da177e4SLinus Torvalds 4611da177e4SLinus Torvalds struct hci_conn *link; 462e9a416b5SJohan Hedberg 463e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 464e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 465e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 4661da177e4SLinus Torvalds }; 4671da177e4SLinus Torvalds 46873d80debSLuiz Augusto von Dentz struct hci_chan { 46973d80debSLuiz Augusto von Dentz struct list_head list; 47042c4e53eSAndrei Emeltchenko __u16 handle; 47173d80debSLuiz Augusto von Dentz struct hci_conn *conn; 47273d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 47373d80debSLuiz Augusto von Dentz unsigned int sent; 474168df8e5SMat Martineau __u8 state; 47573d80debSLuiz Augusto von Dentz }; 47673d80debSLuiz Augusto von Dentz 47715819a70SAndre Guedes struct hci_conn_params { 47815819a70SAndre Guedes struct list_head list; 47993450c75SJohan Hedberg struct list_head action; 48015819a70SAndre Guedes 48115819a70SAndre Guedes bdaddr_t addr; 48215819a70SAndre Guedes u8 addr_type; 48315819a70SAndre Guedes 48415819a70SAndre Guedes u16 conn_min_interval; 48515819a70SAndre Guedes u16 conn_max_interval; 486f044eb05SMarcel Holtmann u16 conn_latency; 487f044eb05SMarcel Holtmann u16 supervision_timeout; 4889fcb18efSAndre Guedes 4899fcb18efSAndre Guedes enum { 4909fcb18efSAndre Guedes HCI_AUTO_CONN_DISABLED, 491a3451d27SJohan Hedberg HCI_AUTO_CONN_REPORT, 4924b9e7e75SMarcel Holtmann HCI_AUTO_CONN_DIRECT, 4939fcb18efSAndre Guedes HCI_AUTO_CONN_ALWAYS, 4949fcb18efSAndre Guedes HCI_AUTO_CONN_LINK_LOSS, 4959fcb18efSAndre Guedes } auto_connect; 496f161dd41SJohan Hedberg 497f161dd41SJohan Hedberg struct hci_conn *conn; 49815819a70SAndre Guedes }; 49915819a70SAndre Guedes 5001da177e4SLinus Torvalds extern struct list_head hci_dev_list; 5011da177e4SLinus Torvalds extern struct list_head hci_cb_list; 5021da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 503fba7ecf0SJohan Hedberg extern struct mutex hci_cb_list_lock; 5041da177e4SLinus Torvalds 505686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 506e74e58f8SJoe Perches int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 507e74e58f8SJoe Perches int l2cap_disconn_ind(struct hci_conn *hcon); 508e74e58f8SJoe Perches int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 509686ebf28SUlisses Furquim 510e74e58f8SJoe Perches int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); 511e74e58f8SJoe Perches int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 512686ebf28SUlisses Furquim 5131da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 51470f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 51570f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 5161da177e4SLinus Torvalds 51730883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 5181da177e4SLinus Torvalds { 519ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 52030883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 52130883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 52230883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 523da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 52437eab042SJakub Pawlowski hdev->discovery.rssi = HCI_RSSI_INVALID; 5251da177e4SLinus Torvalds } 5261da177e4SLinus Torvalds 5270256325eSMarcel Holtmann static inline void hci_discovery_filter_clear(struct hci_dev *hdev) 5280256325eSMarcel Holtmann { 52982f8b651SJakub Pawlowski hdev->discovery.result_filtering = false; 530da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 5310256325eSMarcel Holtmann hdev->discovery.rssi = HCI_RSSI_INVALID; 5320256325eSMarcel Holtmann hdev->discovery.uuid_count = 0; 5330256325eSMarcel Holtmann kfree(hdev->discovery.uuids); 5340256325eSMarcel Holtmann hdev->discovery.uuids = NULL; 5352d28cfe7SJakub Pawlowski hdev->discovery.scan_start = 0; 5362d28cfe7SJakub Pawlowski hdev->discovery.scan_duration = 0; 5370256325eSMarcel Holtmann } 5380256325eSMarcel Holtmann 53930dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 54030dc78e1SJohan Hedberg 541ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 542ff9ef578SJohan Hedberg 5431da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 5441da177e4SLinus Torvalds { 54530883512SJohan Hedberg return list_empty(&hdev->discovery.all); 5461da177e4SLinus Torvalds } 5471da177e4SLinus Torvalds 5481da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 5491da177e4SLinus Torvalds { 55030883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 5511da177e4SLinus Torvalds return jiffies - c->timestamp; 5521da177e4SLinus Torvalds } 5531da177e4SLinus Torvalds 5541da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 5551da177e4SLinus Torvalds { 5561da177e4SLinus Torvalds return jiffies - e->timestamp; 5571da177e4SLinus Torvalds } 5581da177e4SLinus Torvalds 5595a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 5605a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 561561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 562561aafbcSJohan Hedberg bdaddr_t *bdaddr); 56330dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 56430dc78e1SJohan Hedberg bdaddr_t *bdaddr, 56530dc78e1SJohan Hedberg int state); 566a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 567a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 568af58925cSMarcel Holtmann u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 569af58925cSMarcel Holtmann bool name_known); 5701f9b9a5dSAndre Guedes void hci_inquiry_cache_flush(struct hci_dev *hdev); 5711da177e4SLinus Torvalds 5721da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 5731da177e4SLinus Torvalds enum { 5741da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 57519f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 5761da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 57704837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 57804837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 579e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 580b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 58158a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 582eb9a8f3fSMarcel Holtmann HCI_CONN_SC_ENABLED, 583abf76badSMarcel Holtmann HCI_CONN_AES_CCM, 58458a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 58558a681efSJohan Hedberg HCI_CONN_REMOTE_OOB, 586af6a9c32SJohan Hedberg HCI_CONN_FLUSH_KEY, 5874dae2798SJohan Hedberg HCI_CONN_ENCRYPT, 5884dae2798SJohan Hedberg HCI_CONN_AUTH, 5894dae2798SJohan Hedberg HCI_CONN_SECURE, 5904dae2798SJohan Hedberg HCI_CONN_FIPS, 591fe59a05fSJohan Hedberg HCI_CONN_STK_ENCRYPT, 592977f8fceSJohan Hedberg HCI_CONN_AUTH_INITIATOR, 593f94b665dSJohan Hedberg HCI_CONN_DROP, 59489cbb063SAlfonso Acosta HCI_CONN_PARAM_REMOVAL_PEND, 595fe8bc5acSJohan Hedberg HCI_CONN_NEW_LINK_KEY, 5961da177e4SLinus Torvalds }; 5971da177e4SLinus Torvalds 598aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 599aa64a8b5SJohan Hedberg { 600aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 601c3c7ea65SGustavo Padovan return test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && 602c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 603aa64a8b5SJohan Hedberg } 604aa64a8b5SJohan Hedberg 605eb9a8f3fSMarcel Holtmann static inline bool hci_conn_sc_enabled(struct hci_conn *conn) 606eb9a8f3fSMarcel Holtmann { 607eb9a8f3fSMarcel Holtmann struct hci_dev *hdev = conn->hdev; 608eb9a8f3fSMarcel Holtmann return test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && 609eb9a8f3fSMarcel Holtmann test_bit(HCI_CONN_SC_ENABLED, &conn->flags); 610eb9a8f3fSMarcel Holtmann } 611eb9a8f3fSMarcel Holtmann 6121da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 6131da177e4SLinus Torvalds { 6141da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 615bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 616fcd89c09SVille Tervo switch (c->type) { 617fcd89c09SVille Tervo case ACL_LINK: 6181da177e4SLinus Torvalds h->acl_num++; 619fcd89c09SVille Tervo break; 620bd1eb66bSAndrei Emeltchenko case AMP_LINK: 621bd1eb66bSAndrei Emeltchenko h->amp_num++; 622bd1eb66bSAndrei Emeltchenko break; 623fcd89c09SVille Tervo case LE_LINK: 624fcd89c09SVille Tervo h->le_num++; 625f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 626f8218dc6SJohan Hedberg h->le_num_slave++; 627fcd89c09SVille Tervo break; 628fcd89c09SVille Tervo case SCO_LINK: 629fcd89c09SVille Tervo case ESCO_LINK: 6301da177e4SLinus Torvalds h->sco_num++; 631fcd89c09SVille Tervo break; 632fcd89c09SVille Tervo } 6331da177e4SLinus Torvalds } 6341da177e4SLinus Torvalds 6351da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 6361da177e4SLinus Torvalds { 6371da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 638bf4c6325SGustavo F. Padovan 639bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 640bf4c6325SGustavo F. Padovan synchronize_rcu(); 641bf4c6325SGustavo F. Padovan 642fcd89c09SVille Tervo switch (c->type) { 643fcd89c09SVille Tervo case ACL_LINK: 6441da177e4SLinus Torvalds h->acl_num--; 645fcd89c09SVille Tervo break; 646bd1eb66bSAndrei Emeltchenko case AMP_LINK: 647bd1eb66bSAndrei Emeltchenko h->amp_num--; 648bd1eb66bSAndrei Emeltchenko break; 649fcd89c09SVille Tervo case LE_LINK: 650fcd89c09SVille Tervo h->le_num--; 651f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 652f8218dc6SJohan Hedberg h->le_num_slave--; 653fcd89c09SVille Tervo break; 654fcd89c09SVille Tervo case SCO_LINK: 655fcd89c09SVille Tervo case ESCO_LINK: 6561da177e4SLinus Torvalds h->sco_num--; 657fcd89c09SVille Tervo break; 658fcd89c09SVille Tervo } 6591da177e4SLinus Torvalds } 6601da177e4SLinus Torvalds 66152087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 66252087a79SLuiz Augusto von Dentz { 66352087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 66452087a79SLuiz Augusto von Dentz switch (type) { 66552087a79SLuiz Augusto von Dentz case ACL_LINK: 66652087a79SLuiz Augusto von Dentz return h->acl_num; 667bd1eb66bSAndrei Emeltchenko case AMP_LINK: 668bd1eb66bSAndrei Emeltchenko return h->amp_num; 66952087a79SLuiz Augusto von Dentz case LE_LINK: 67052087a79SLuiz Augusto von Dentz return h->le_num; 67152087a79SLuiz Augusto von Dentz case SCO_LINK: 67252087a79SLuiz Augusto von Dentz case ESCO_LINK: 67352087a79SLuiz Augusto von Dentz return h->sco_num; 67452087a79SLuiz Augusto von Dentz default: 67552087a79SLuiz Augusto von Dentz return 0; 67652087a79SLuiz Augusto von Dentz } 67752087a79SLuiz Augusto von Dentz } 67852087a79SLuiz Augusto von Dentz 679f4f07505SJohan Hedberg static inline unsigned int hci_conn_count(struct hci_dev *hdev) 680f4f07505SJohan Hedberg { 681f4f07505SJohan Hedberg struct hci_conn_hash *c = &hdev->conn_hash; 682f4f07505SJohan Hedberg 683f4f07505SJohan Hedberg return c->acl_num + c->amp_num + c->sco_num + c->le_num; 684f4f07505SJohan Hedberg } 685f4f07505SJohan Hedberg 686845472e8SMarcel Holtmann static inline __u8 hci_conn_lookup_type(struct hci_dev *hdev, __u16 handle) 687845472e8SMarcel Holtmann { 688845472e8SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 689845472e8SMarcel Holtmann struct hci_conn *c; 690845472e8SMarcel Holtmann __u8 type = INVALID_LINK; 691845472e8SMarcel Holtmann 692845472e8SMarcel Holtmann rcu_read_lock(); 693845472e8SMarcel Holtmann 694845472e8SMarcel Holtmann list_for_each_entry_rcu(c, &h->list, list) { 695845472e8SMarcel Holtmann if (c->handle == handle) { 696845472e8SMarcel Holtmann type = c->type; 697845472e8SMarcel Holtmann break; 698845472e8SMarcel Holtmann } 699845472e8SMarcel Holtmann } 700845472e8SMarcel Holtmann 701845472e8SMarcel Holtmann rcu_read_unlock(); 702845472e8SMarcel Holtmann 703845472e8SMarcel Holtmann return type; 704845472e8SMarcel Holtmann } 705845472e8SMarcel Holtmann 7061da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 7071da177e4SLinus Torvalds __u16 handle) 7081da177e4SLinus Torvalds { 7091da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 7101da177e4SLinus Torvalds struct hci_conn *c; 7111da177e4SLinus Torvalds 712bf4c6325SGustavo F. Padovan rcu_read_lock(); 713bf4c6325SGustavo F. Padovan 714bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 715bf4c6325SGustavo F. Padovan if (c->handle == handle) { 716bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7171da177e4SLinus Torvalds return c; 7181da177e4SLinus Torvalds } 719bf4c6325SGustavo F. Padovan } 720bf4c6325SGustavo F. Padovan rcu_read_unlock(); 721bf4c6325SGustavo F. Padovan 7221da177e4SLinus Torvalds return NULL; 7231da177e4SLinus Torvalds } 7241da177e4SLinus Torvalds 7251da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 7261da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 7271da177e4SLinus Torvalds { 7281da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 7291da177e4SLinus Torvalds struct hci_conn *c; 7301da177e4SLinus Torvalds 731bf4c6325SGustavo F. Padovan rcu_read_lock(); 732bf4c6325SGustavo F. Padovan 733bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 734bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 735bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7361da177e4SLinus Torvalds return c; 7371da177e4SLinus Torvalds } 738bf4c6325SGustavo F. Padovan } 739bf4c6325SGustavo F. Padovan 740bf4c6325SGustavo F. Padovan rcu_read_unlock(); 741bf4c6325SGustavo F. Padovan 7421da177e4SLinus Torvalds return NULL; 7431da177e4SLinus Torvalds } 7441da177e4SLinus Torvalds 7454c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 7464c67bc74SMarcel Holtmann __u8 type, __u16 state) 7474c67bc74SMarcel Holtmann { 7484c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 7494c67bc74SMarcel Holtmann struct hci_conn *c; 7504c67bc74SMarcel Holtmann 751bf4c6325SGustavo F. Padovan rcu_read_lock(); 752bf4c6325SGustavo F. Padovan 753bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 754bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 755bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7564c67bc74SMarcel Holtmann return c; 7574c67bc74SMarcel Holtmann } 758bf4c6325SGustavo F. Padovan } 759bf4c6325SGustavo F. Padovan 760bf4c6325SGustavo F. Padovan rcu_read_unlock(); 761bf4c6325SGustavo F. Padovan 7624c67bc74SMarcel Holtmann return NULL; 7634c67bc74SMarcel Holtmann } 7644c67bc74SMarcel Holtmann 765e3b679d5SJohan Hedberg int hci_disconnect(struct hci_conn *conn, __u8 reason); 7662dea632fSFrédéric Dalleau bool hci_setup_sync(struct hci_conn *conn, __u16 handle); 767e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 7681da177e4SLinus Torvalds 769a5c4e309SJohan Hedberg struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst, 770a5c4e309SJohan Hedberg u8 role); 7711da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 7721da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 773a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 7741da177e4SLinus Torvalds 77573d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 7769472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan); 7772c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 77842c4e53eSAndrei Emeltchenko struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); 77973d80debSLuiz Augusto von Dentz 78004a6c589SAndre Guedes struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, 781cdd6275eSJohan Hedberg u8 dst_type, u8 sec_level, u16 conn_timeout, 782e804d25dSJohan Hedberg u8 role); 78304a6c589SAndre Guedes struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, 78404a6c589SAndre Guedes u8 sec_level, u8 auth_type); 78510c62ddcSFrédéric Dalleau struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, 78610c62ddcSFrédéric Dalleau __u16 setting); 787e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 788b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 789e7cafc45SJohan Hedberg int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, 790e7cafc45SJohan Hedberg bool initiator); 7918c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 7921da177e4SLinus Torvalds 79314b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 7941da177e4SLinus Torvalds 79506c053fbSAndre Guedes void hci_le_conn_failed(struct hci_conn *conn, u8 status); 79606c053fbSAndre Guedes 7978d12356fSDavid Herrmann /* 7988d12356fSDavid Herrmann * hci_conn_get() and hci_conn_put() are used to control the life-time of an 7998d12356fSDavid Herrmann * "hci_conn" object. They do not guarantee that the hci_conn object is running, 8008d12356fSDavid Herrmann * working or anything else. They just guarantee that the object is available 8018d12356fSDavid Herrmann * and can be dereferenced. So you can use its locks, local variables and any 8028d12356fSDavid Herrmann * other constant data. 8038d12356fSDavid Herrmann * Before accessing runtime data, you _must_ lock the object and then check that 8048d12356fSDavid Herrmann * it is still running. As soon as you release the locks, the connection might 8058d12356fSDavid Herrmann * get dropped, though. 8068d12356fSDavid Herrmann * 8078d12356fSDavid Herrmann * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control 8088d12356fSDavid Herrmann * how long the underlying connection is held. So every channel that runs on the 8098d12356fSDavid Herrmann * hci_conn object calls this to prevent the connection from disappearing. As 8108d12356fSDavid Herrmann * long as you hold a device, you must also guarantee that you have a valid 8118d12356fSDavid Herrmann * reference to the device via hci_conn_get() (or the initial reference from 8128d12356fSDavid Herrmann * hci_conn_add()). 8138d12356fSDavid Herrmann * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't 8148d12356fSDavid Herrmann * break because nobody cares for that. But this means, we cannot use 8158d12356fSDavid Herrmann * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). 8168d12356fSDavid Herrmann */ 8178d12356fSDavid Herrmann 81851bb8457SJohan Hedberg static inline struct hci_conn *hci_conn_get(struct hci_conn *conn) 8198d12356fSDavid Herrmann { 8208d12356fSDavid Herrmann get_device(&conn->dev); 82151bb8457SJohan Hedberg return conn; 8228d12356fSDavid Herrmann } 8238d12356fSDavid Herrmann 8248d12356fSDavid Herrmann static inline void hci_conn_put(struct hci_conn *conn) 8258d12356fSDavid Herrmann { 8268d12356fSDavid Herrmann put_device(&conn->dev); 8278d12356fSDavid Herrmann } 8288d12356fSDavid Herrmann 8291da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 8301da177e4SLinus Torvalds { 83171becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 83238b3fef1SAndrei Emeltchenko 8331da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 8342f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 8351da177e4SLinus Torvalds } 8361da177e4SLinus Torvalds 83776a68ba0SDavid Herrmann static inline void hci_conn_drop(struct hci_conn *conn) 8381da177e4SLinus Torvalds { 83971becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 84038b3fef1SAndrei Emeltchenko 8411da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 84204837f64SMarcel Holtmann unsigned long timeo; 843716e4ab5SAndrei Emeltchenko 844716e4ab5SAndrei Emeltchenko switch (conn->type) { 845716e4ab5SAndrei Emeltchenko case ACL_LINK: 846716e4ab5SAndrei Emeltchenko case LE_LINK: 847a74a84f6SJohan Hedberg cancel_delayed_work(&conn->idle_work); 8486ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 8495f246e89SAndrei Emeltchenko timeo = conn->disc_timeout; 85004837f64SMarcel Holtmann if (!conn->out) 851052b30b0SMarcel Holtmann timeo *= 2; 8525a9d0a3fSWaldemar Rymarkiewicz } else { 853eb78d7e5SJohan Hedberg timeo = 0; 8545a9d0a3fSWaldemar Rymarkiewicz } 855716e4ab5SAndrei Emeltchenko break; 856716e4ab5SAndrei Emeltchenko 857716e4ab5SAndrei Emeltchenko case AMP_LINK: 858716e4ab5SAndrei Emeltchenko timeo = conn->disc_timeout; 859716e4ab5SAndrei Emeltchenko break; 860716e4ab5SAndrei Emeltchenko 861716e4ab5SAndrei Emeltchenko default: 862eb78d7e5SJohan Hedberg timeo = 0; 863716e4ab5SAndrei Emeltchenko break; 8645a9d0a3fSWaldemar Rymarkiewicz } 865716e4ab5SAndrei Emeltchenko 8662f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 86719c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 8681931782bSVinicius Costa Gomes &conn->disc_work, timeo); 8691da177e4SLinus Torvalds } 8701da177e4SLinus Torvalds } 8711da177e4SLinus Torvalds 8721da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 873dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 8741da177e4SLinus Torvalds { 875376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 876376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 877376261aeSAndrei Emeltchenko 8784c724c71SDavid Herrmann put_device(&d->dev); 879010666a1SDavid Herrmann } 8801da177e4SLinus Torvalds 881dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 8821da177e4SLinus Torvalds { 883376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 884376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 885376261aeSAndrei Emeltchenko 8864c724c71SDavid Herrmann get_device(&d->dev); 8871da177e4SLinus Torvalds return d; 8881da177e4SLinus Torvalds } 8891da177e4SLinus Torvalds 89009fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 89109fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 8921da177e4SLinus Torvalds 893aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 8943dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 895aa2b86d7SDavid Herrmann 896155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 897155961e8SDavid Herrmann { 898155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 899155961e8SDavid Herrmann } 900155961e8SDavid Herrmann 901155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 902155961e8SDavid Herrmann { 903155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 904155961e8SDavid Herrmann } 905155961e8SDavid Herrmann 9061da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 9070c0afedfSJohan Hedberg struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src); 9081da177e4SLinus Torvalds 9091da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 9101da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 9111da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 91259735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 9131da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 9141da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 91575e0569fSMarcel Holtmann int hci_reset_dev(struct hci_dev *hdev); 9161da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 9171da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 9181da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 9191da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 9201da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 9211da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 9221da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 9231da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 9241da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 92540be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 9261da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 9271da177e4SLinus Torvalds 928dcc36c16SJohan Hedberg struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list, 929b9ee0a78SMarcel Holtmann bdaddr_t *bdaddr, u8 type); 930dcc36c16SJohan Hedberg int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type); 931dcc36c16SJohan Hedberg int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type); 932dcc36c16SJohan Hedberg void hci_bdaddr_list_clear(struct list_head *list); 933d2ab0ac1SMarcel Holtmann 93415819a70SAndre Guedes struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, 93515819a70SAndre Guedes bdaddr_t *addr, u8 addr_type); 93651d167c0SMarcel Holtmann struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, 93751d167c0SMarcel Holtmann bdaddr_t *addr, u8 addr_type); 93815819a70SAndre Guedes void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); 939373110c5SJohan Hedberg void hci_conn_params_clear_all(struct hci_dev *hdev); 94055af49a8SJohan Hedberg void hci_conn_params_clear_disabled(struct hci_dev *hdev); 94115819a70SAndre Guedes 942501f8827SJohan Hedberg struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, 943501f8827SJohan Hedberg bdaddr_t *addr, 944501f8827SJohan Hedberg u8 addr_type); 94577a77a30SAndre Guedes 94635f7498aSJohan Hedberg void hci_uuids_clear(struct hci_dev *hdev); 9472aeb9a1aSJohan Hedberg 94835f7498aSJohan Hedberg void hci_link_keys_clear(struct hci_dev *hdev); 94955ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 950567fa2aaSJohan Hedberg struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, 9517652ff6aSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, 9527652ff6aSJohan Hedberg u8 pin_len, bool *persistent); 953ca9142b8SJohan Hedberg struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 95435d70271SJohan Hedberg u8 addr_type, u8 type, u8 authenticated, 955fe39c7b2SMarcel Holtmann u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); 956f3a73d97SJohan Hedberg struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 957e804d25dSJohan Hedberg u8 addr_type, u8 role); 958e0b2b27eSJohan Hedberg int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); 95935f7498aSJohan Hedberg void hci_smp_ltks_clear(struct hci_dev *hdev); 96055ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 96155ed8ca1SJohan Hedberg 962970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); 963970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 964970c4e46SJohan Hedberg u8 addr_type); 965ca9142b8SJohan Hedberg struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, 966ca9142b8SJohan Hedberg u8 addr_type, u8 val[16], bdaddr_t *rpa); 967a7ec7338SJohan Hedberg void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); 968970c4e46SJohan Hedberg void hci_smp_irks_clear(struct hci_dev *hdev); 969970c4e46SJohan Hedberg 97035f7498aSJohan Hedberg void hci_remote_oob_data_clear(struct hci_dev *hdev); 9712763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 9726928a924SJohan Hedberg bdaddr_t *bdaddr, u8 bdaddr_type); 9730798872eSMarcel Holtmann int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 9746928a924SJohan Hedberg u8 bdaddr_type, u8 *hash192, u8 *rand192, 97538da1703SJohan Hedberg u8 *hash256, u8 *rand256); 9766928a924SJohan Hedberg int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 9776928a924SJohan Hedberg u8 bdaddr_type); 9782763eda6SSzymon Janc 9791da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 9801da177e4SLinus Torvalds 981e1a26170SMarcel Holtmann int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); 98299811510SSuraj Sumangala int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); 983ef222013SMarcel Holtmann 9840ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 985a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 986b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 987b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 9881da177e4SLinus Torvalds 9896935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 9901da177e4SLinus Torvalds 9911da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 992cad718edSJohan Hedberg #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) 993cad718edSJohan Hedberg #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) 994cad718edSJohan Hedberg #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) 995cad718edSJohan Hedberg #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) 996cad718edSJohan Hedberg #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) 997cad718edSJohan Hedberg #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) 998cad718edSJohan Hedberg #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) 999cad718edSJohan Hedberg #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) 1000cad718edSJohan Hedberg #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) 1001cad718edSJohan Hedberg #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) 1002cad718edSJohan Hedberg #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) 1003cad718edSJohan Hedberg #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) 1004cad718edSJohan Hedberg #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) 1005cad718edSJohan Hedberg #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) 1006cad718edSJohan Hedberg #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) 1007cad718edSJohan Hedberg #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) 1008cad718edSJohan Hedberg #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) 1009cad718edSJohan Hedberg #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) 101007a5c61eSFrédéric Dalleau #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) 10111da177e4SLinus Torvalds 1012eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 101353b834d2SMarcel Holtmann #define lmp_csb_master_capable(dev) ((dev)->features[2][0] & LMP_CSB_MASTER) 101453b834d2SMarcel Holtmann #define lmp_csb_slave_capable(dev) ((dev)->features[2][0] & LMP_CSB_SLAVE) 101553b834d2SMarcel Holtmann #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) 101653b834d2SMarcel Holtmann #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) 1017d5991585SMarcel Holtmann #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) 1018d5991585SMarcel Holtmann #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) 101953b834d2SMarcel Holtmann 102053b834d2SMarcel Holtmann /* ----- Host capabilities ----- */ 1021cad718edSJohan Hedberg #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) 1022d5991585SMarcel Holtmann #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) 1023cad718edSJohan Hedberg #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) 1024cad718edSJohan Hedberg #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) 1025eead27daSAndre Guedes 1026432df05eSJohan Hedberg #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ 1027432df05eSJohan Hedberg !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) 102805b3c3e7SMarcel Holtmann #define bredr_sc_enabled(dev) (lmp_sc_capable(dev) && \ 1029710f11c0SJohan Hedberg test_bit(HCI_SC_ENABLED, &(dev)->dev_flags)) 1030432df05eSJohan Hedberg 10311da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 103220714bfeSFrédéric Dalleau #define HCI_PROTO_DEFER 0x01 103320714bfeSFrédéric Dalleau 10345a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 103520714bfeSFrédéric Dalleau __u8 type, __u8 *flags) 10361da177e4SLinus Torvalds { 1037686ebf28SUlisses Furquim switch (type) { 1038686ebf28SUlisses Furquim case ACL_LINK: 1039686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 10401da177e4SLinus Torvalds 1041686ebf28SUlisses Furquim case SCO_LINK: 1042686ebf28SUlisses Furquim case ESCO_LINK: 104320714bfeSFrédéric Dalleau return sco_connect_ind(hdev, bdaddr, flags); 10441da177e4SLinus Torvalds 1045686ebf28SUlisses Furquim default: 1046686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 1047686ebf28SUlisses Furquim return -EINVAL; 1048686ebf28SUlisses Furquim } 10491da177e4SLinus Torvalds } 10501da177e4SLinus Torvalds 10512950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 10522950f21aSMarcel Holtmann { 1053686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1054686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 10552950f21aSMarcel Holtmann 1056686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 10572950f21aSMarcel Holtmann } 10582950f21aSMarcel Holtmann 10591da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 10601da177e4SLinus Torvalds struct hci_cb { 10611da177e4SLinus Torvalds struct list_head list; 10621da177e4SLinus Torvalds 10631da177e4SLinus Torvalds char *name; 10641da177e4SLinus Torvalds 1065539c496dSJohan Hedberg void (*connect_cfm) (struct hci_conn *conn, __u8 status); 10663a6d576bSJohan Hedberg void (*disconn_cfm) (struct hci_conn *conn, __u8 status); 10675a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 10685a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 10691da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 10701da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 10711da177e4SLinus Torvalds }; 10721da177e4SLinus Torvalds 1073539c496dSJohan Hedberg static inline void hci_connect_cfm(struct hci_conn *conn, __u8 status) 1074539c496dSJohan Hedberg { 1075539c496dSJohan Hedberg struct hci_cb *cb; 1076539c496dSJohan Hedberg 1077539c496dSJohan Hedberg mutex_lock(&hci_cb_list_lock); 1078539c496dSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 1079539c496dSJohan Hedberg if (cb->connect_cfm) 1080539c496dSJohan Hedberg cb->connect_cfm(conn, status); 1081539c496dSJohan Hedberg } 1082539c496dSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1083539c496dSJohan Hedberg 1084539c496dSJohan Hedberg if (conn->connect_cfm_cb) 1085539c496dSJohan Hedberg conn->connect_cfm_cb(conn, status); 1086539c496dSJohan Hedberg } 1087539c496dSJohan Hedberg 10883a6d576bSJohan Hedberg static inline void hci_disconn_cfm(struct hci_conn *conn, __u8 reason) 10893a6d576bSJohan Hedberg { 10903a6d576bSJohan Hedberg struct hci_cb *cb; 10913a6d576bSJohan Hedberg 10923a6d576bSJohan Hedberg mutex_lock(&hci_cb_list_lock); 10933a6d576bSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 10943a6d576bSJohan Hedberg if (cb->disconn_cfm) 10953a6d576bSJohan Hedberg cb->disconn_cfm(conn, reason); 10963a6d576bSJohan Hedberg } 10973a6d576bSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 10983a6d576bSJohan Hedberg 10993a6d576bSJohan Hedberg if (conn->disconn_cfm_cb) 11003a6d576bSJohan Hedberg conn->disconn_cfm_cb(conn, reason); 11013a6d576bSJohan Hedberg } 11023a6d576bSJohan Hedberg 11031da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 11041da177e4SLinus Torvalds { 1105711584eaSDenis Kirjanov struct hci_cb *cb; 11068c1b2355SMarcel Holtmann __u8 encrypt; 11071da177e4SLinus Torvalds 110851a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 11098c1b2355SMarcel Holtmann return; 11108c1b2355SMarcel Holtmann 11114dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 11128c1b2355SMarcel Holtmann 1113fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1114711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11158c1b2355SMarcel Holtmann if (cb->security_cfm) 11168c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11171da177e4SLinus Torvalds } 1118fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1119354fe804SJohan Hedberg 1120354fe804SJohan Hedberg if (conn->security_cfm_cb) 1121354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 11221da177e4SLinus Torvalds } 11231da177e4SLinus Torvalds 11245a9d0a3fSWaldemar Rymarkiewicz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, 11255a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 11261da177e4SLinus Torvalds { 1127711584eaSDenis Kirjanov struct hci_cb *cb; 11281da177e4SLinus Torvalds 1129435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 1130435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 1131435fef20SMarcel Holtmann 113288167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 113388167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 113488167aedSVinicius Costa Gomes 1135fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1136711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11378c1b2355SMarcel Holtmann if (cb->security_cfm) 11388c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11391da177e4SLinus Torvalds } 1140fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1141354fe804SJohan Hedberg 1142354fe804SJohan Hedberg if (conn->security_cfm_cb) 1143354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 11441da177e4SLinus Torvalds } 11451da177e4SLinus Torvalds 11461da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 11471da177e4SLinus Torvalds { 1148711584eaSDenis Kirjanov struct hci_cb *cb; 11491da177e4SLinus Torvalds 1150fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1151711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11521da177e4SLinus Torvalds if (cb->key_change_cfm) 11531da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 11541da177e4SLinus Torvalds } 1155fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 11561da177e4SLinus Torvalds } 11571da177e4SLinus Torvalds 11585a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 11595a9d0a3fSWaldemar Rymarkiewicz __u8 role) 11601da177e4SLinus Torvalds { 1161711584eaSDenis Kirjanov struct hci_cb *cb; 11621da177e4SLinus Torvalds 1163fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1164711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11651da177e4SLinus Torvalds if (cb->role_switch_cfm) 11661da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 11671da177e4SLinus Torvalds } 1168fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 11691da177e4SLinus Torvalds } 11701da177e4SLinus Torvalds 11716759a675SJohan Hedberg static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) 11726759a675SJohan Hedberg { 117384d9d071SJohan Hedberg size_t parsed = 0; 11746759a675SJohan Hedberg 11756c0c331eSJohan Hedberg if (data_len < 2) 11766c0c331eSJohan Hedberg return false; 11776c0c331eSJohan Hedberg 117884d9d071SJohan Hedberg while (parsed < data_len - 1) { 117984d9d071SJohan Hedberg u8 field_len = data[0]; 11806759a675SJohan Hedberg 11816759a675SJohan Hedberg if (field_len == 0) 11826759a675SJohan Hedberg break; 11836759a675SJohan Hedberg 11846759a675SJohan Hedberg parsed += field_len + 1; 11856759a675SJohan Hedberg 11866759a675SJohan Hedberg if (parsed > data_len) 11876759a675SJohan Hedberg break; 11886759a675SJohan Hedberg 11896759a675SJohan Hedberg if (data[1] == type) 11906759a675SJohan Hedberg return true; 11916759a675SJohan Hedberg 11926759a675SJohan Hedberg data += field_len + 1; 11936759a675SJohan Hedberg } 11946759a675SJohan Hedberg 11956759a675SJohan Hedberg return false; 11966759a675SJohan Hedberg } 11976759a675SJohan Hedberg 1198301cb2d8SJohan Hedberg static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) 1199301cb2d8SJohan Hedberg { 1200dbbfa2abSAndre Guedes if (addr_type != ADDR_LE_DEV_RANDOM) 1201301cb2d8SJohan Hedberg return false; 1202301cb2d8SJohan Hedberg 1203301cb2d8SJohan Hedberg if ((bdaddr->b[5] & 0xc0) == 0x40) 1204301cb2d8SJohan Hedberg return true; 1205301cb2d8SJohan Hedberg 1206301cb2d8SJohan Hedberg return false; 1207301cb2d8SJohan Hedberg } 1208301cb2d8SJohan Hedberg 1209c46245b3SJohan Hedberg static inline bool hci_is_identity_address(bdaddr_t *addr, u8 addr_type) 1210c46245b3SJohan Hedberg { 1211c46245b3SJohan Hedberg if (addr_type == ADDR_LE_DEV_PUBLIC) 1212c46245b3SJohan Hedberg return true; 1213c46245b3SJohan Hedberg 1214c46245b3SJohan Hedberg /* Check for Random Static address type */ 1215c46245b3SJohan Hedberg if ((addr->b[5] & 0xc0) == 0xc0) 1216c46245b3SJohan Hedberg return true; 1217c46245b3SJohan Hedberg 1218c46245b3SJohan Hedberg return false; 1219c46245b3SJohan Hedberg } 1220c46245b3SJohan Hedberg 12212426f3a5SJohan Hedberg static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, 12222426f3a5SJohan Hedberg bdaddr_t *bdaddr, u8 addr_type) 12232426f3a5SJohan Hedberg { 12242426f3a5SJohan Hedberg if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) 12252426f3a5SJohan Hedberg return NULL; 12262426f3a5SJohan Hedberg 12272426f3a5SJohan Hedberg return hci_find_irk_by_rpa(hdev, bdaddr); 12282426f3a5SJohan Hedberg } 12292426f3a5SJohan Hedberg 1230d4905f24SAndre Guedes static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, 1231d4905f24SAndre Guedes u16 to_multiplier) 1232d4905f24SAndre Guedes { 1233d4905f24SAndre Guedes u16 max_latency; 1234d4905f24SAndre Guedes 1235d4905f24SAndre Guedes if (min > max || min < 6 || max > 3200) 1236d4905f24SAndre Guedes return -EINVAL; 1237d4905f24SAndre Guedes 1238d4905f24SAndre Guedes if (to_multiplier < 10 || to_multiplier > 3200) 1239d4905f24SAndre Guedes return -EINVAL; 1240d4905f24SAndre Guedes 1241d4905f24SAndre Guedes if (max >= to_multiplier * 8) 1242d4905f24SAndre Guedes return -EINVAL; 1243d4905f24SAndre Guedes 1244d4905f24SAndre Guedes max_latency = (to_multiplier * 8 / max) - 1; 1245d4905f24SAndre Guedes if (latency > 499 || latency > max_latency) 1246d4905f24SAndre Guedes return -EINVAL; 1247d4905f24SAndre Guedes 1248d4905f24SAndre Guedes return 0; 1249d4905f24SAndre Guedes } 1250d4905f24SAndre Guedes 12511da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 12521da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 12531da177e4SLinus Torvalds 1254899de765SMarcel Holtmann bool hci_req_pending(struct hci_dev *hdev); 12553119ae95SJohan Hedberg 125675e84b7cSJohan Hedberg struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 125707dc93ddSJohan Hedberg const void *param, u32 timeout); 12587b1abbbeSJohan Hedberg struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, 125907dc93ddSJohan Hedberg const void *param, u8 event, u32 timeout); 126075e84b7cSJohan Hedberg 126107dc93ddSJohan Hedberg int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, 126207dc93ddSJohan Hedberg const void *param); 126373d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 12640d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 12651da177e4SLinus Torvalds 1266a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 12671da177e4SLinus Torvalds 12681da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 1269470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 12707129069eSJohan Hedberg void hci_send_to_channel(unsigned short channel, struct sk_buff *skb, 12717129069eSJohan Hedberg struct sock *skip_sk); 1272cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 12731da177e4SLinus Torvalds 1274040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 1275040030efSMarcel Holtmann 1276b9a245fbSJohan Hedberg #define HCI_MGMT_VAR_LEN (1 << 0) 1277b9a245fbSJohan Hedberg #define HCI_MGMT_NO_HDEV (1 << 1) 1278b9a245fbSJohan Hedberg #define HCI_MGMT_UNCONFIGURED (1 << 2) 1279b9a245fbSJohan Hedberg 1280801c1e8dSJohan Hedberg struct hci_mgmt_handler { 1281801c1e8dSJohan Hedberg int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, 1282801c1e8dSJohan Hedberg u16 data_len); 1283801c1e8dSJohan Hedberg size_t data_len; 1284b9a245fbSJohan Hedberg unsigned long flags; 1285801c1e8dSJohan Hedberg }; 1286801c1e8dSJohan Hedberg 1287801c1e8dSJohan Hedberg struct hci_mgmt_chan { 1288801c1e8dSJohan Hedberg struct list_head list; 1289801c1e8dSJohan Hedberg unsigned short channel; 1290801c1e8dSJohan Hedberg size_t handler_count; 1291801c1e8dSJohan Hedberg const struct hci_mgmt_handler *handlers; 1292801c1e8dSJohan Hedberg }; 1293801c1e8dSJohan Hedberg 1294801c1e8dSJohan Hedberg int hci_mgmt_chan_register(struct hci_mgmt_chan *c); 1295801c1e8dSJohan Hedberg void hci_mgmt_chan_unregister(struct hci_mgmt_chan *c); 1296801c1e8dSJohan Hedberg 12970381101fSJohan Hedberg /* Management interface */ 1298591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 1299591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 1300591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1301591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 1302591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 1303591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1304f39799f5SAndre Guedes 13050d8cc935SAndre Guedes /* These LE scan and inquiry parameters were chosen according to LE General 13060d8cc935SAndre Guedes * Discovery Procedure specification. 13070d8cc935SAndre Guedes */ 13080d8cc935SAndre Guedes #define DISCOV_LE_SCAN_WIN 0x12 13090d8cc935SAndre Guedes #define DISCOV_LE_SCAN_INT 0x12 13103d5a76f0SLukasz Rymanowski #define DISCOV_LE_TIMEOUT 10240 /* msec */ 1311ae55f598SLukasz Rymanowski #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ 13120d8cc935SAndre Guedes #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 13130d8cc935SAndre Guedes #define DISCOV_BREDR_INQUIRY_LEN 0x08 13144b0e0cedSJakub Pawlowski #define DISCOV_LE_RESTART_DELAY msecs_to_jiffies(200) /* msec */ 13150d8cc935SAndre Guedes 13166d785aa3SJohan Hedberg int mgmt_control(struct hci_mgmt_chan *chan, struct sock *sk, 13176d785aa3SJohan Hedberg struct msghdr *msg, size_t msglen); 13186d785aa3SJohan Hedberg 131991a668b0SJohan Hedberg int mgmt_new_settings(struct hci_dev *hdev); 1320bf6b56dbSMarcel Holtmann void mgmt_index_added(struct hci_dev *hdev); 1321bf6b56dbSMarcel Holtmann void mgmt_index_removed(struct hci_dev *hdev); 13223eec705eSMarcel Holtmann void mgmt_set_powered_failed(struct hci_dev *hdev, int err); 1323744cf19eSJohan Hedberg int mgmt_powered(struct hci_dev *hdev, u8 powered); 1324bc6d2d04SJohan Hedberg int mgmt_update_adv_data(struct hci_dev *hdev); 1325d1967ff8SMarcel Holtmann void mgmt_discoverable_timeout(struct hci_dev *hdev); 1326dc4a5ee2SMarcel Holtmann void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 1327745c0ce3SVishal Agarwal bool persistent); 132848ec92faSAlfonso Acosta void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, 132948ec92faSAlfonso Acosta u32 flags, u8 *name, u8 name_len); 13309b80ec5eSMarcel Holtmann void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 133112d4a3b2SJohan Hedberg u8 link_type, u8 addr_type, u8 reason, 133212d4a3b2SJohan Hedberg bool mgmt_connected); 13337892924cSMarcel Holtmann void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 133488c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1335445608d0SMarcel Holtmann void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 133648264f06SJohan Hedberg u8 addr_type, u8 status); 1337ce0e4a0dSMarcel Holtmann void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 1338e669cf80SMarcel Holtmann void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1339c35938b2SSzymon Janc u8 status); 13403eb38528SMarcel Holtmann void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1341744cf19eSJohan Hedberg u8 status); 1342744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 134339adbffeSJohan Hedberg u8 link_type, u8 addr_type, u32 value, 1344272d90dfSJohan Hedberg u8 confirm_hint); 1345744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1346272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1347272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1348272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1349272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1350272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1351604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1352272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1353272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1354272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 135592a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, 135692a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey, 135792a25256SJohan Hedberg u8 entered); 1358e1e930f5SJohan Hedberg void mgmt_auth_failed(struct hci_conn *conn, u8 status); 1359464996aeSMarcel Holtmann void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 13603e248560SMarcel Holtmann void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 13614e1b0245SMarcel Holtmann void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 13627f9a903cSMarcel Holtmann u8 status); 13637667da34SMarcel Holtmann void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 13644d2d2796SMarcel Holtmann void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, 136538da1703SJohan Hedberg u8 *rand192, u8 *hash256, u8 *rand256, 136638da1703SJohan Hedberg u8 status); 1367901801b9SMarcel Holtmann void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1368af58925cSMarcel Holtmann u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, 1369af58925cSMarcel Holtmann u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len); 13709cf12aeeSMarcel Holtmann void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1371b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 13722f1e063bSMarcel Holtmann void mgmt_discovering(struct hci_dev *hdev, u8 discovering); 137384c61d92SJohan Hedberg bool mgmt_powering_down(struct hci_dev *hdev); 137453ac6ab6SMarcel Holtmann void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); 137595fbac8aSJohan Hedberg void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk); 137653ac6ab6SMarcel Holtmann void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, 137753ac6ab6SMarcel Holtmann bool persistent); 1378ffb5a827SAndre Guedes void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, 1379f4869e2aSJohan Hedberg u8 bdaddr_type, u8 store_hint, u16 min_interval, 1380f4869e2aSJohan Hedberg u16 max_interval, u16 latency, u16 timeout); 13815976e608SMarcel Holtmann void mgmt_reenable_advertising(struct hci_dev *hdev); 1382f4a407beSJohan Hedberg void mgmt_smp_complete(struct hci_conn *conn, bool complete); 1383346af67bSVinicius Costa Gomes 13847d6ca693SJohan Hedberg u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, 13857d6ca693SJohan Hedberg u16 to_multiplier); 1386fe39c7b2SMarcel Holtmann void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, 1387a7a595f6SVinicius Costa Gomes __u8 ltk[16]); 13882519a1fcSAndre Guedes 1389a1f4c318SJohan Hedberg void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, 1390a1f4c318SJohan Hedberg u8 *bdaddr_type); 1391ebd3a747SJohan Hedberg 13925d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_MASK 0x0003 13935d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_CVSD 0x0000 13945d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_TRANSP 0x0003 13955d4d62f6SFrédéric Dalleau 13961da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1397