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 286d5d2ee6SHeiner Kallweit #include <linux/leds.h> 29b2d09103SIngo Molnar #include <linux/rculist.h> 30b2d09103SIngo Molnar 311da177e4SLinus Torvalds #include <net/bluetooth/hci.h> 32f49daa81SMarcel Holtmann #include <net/bluetooth/hci_sock.h> 331da177e4SLinus Torvalds 345e59b791SLuiz Augusto von Dentz /* HCI priority */ 355e59b791SLuiz Augusto von Dentz #define HCI_PRIO_MAX 7 365e59b791SLuiz Augusto von Dentz 371da177e4SLinus Torvalds /* HCI Core structures */ 381da177e4SLinus Torvalds struct inquiry_data { 391da177e4SLinus Torvalds bdaddr_t bdaddr; 401da177e4SLinus Torvalds __u8 pscan_rep_mode; 411da177e4SLinus Torvalds __u8 pscan_period_mode; 421da177e4SLinus Torvalds __u8 pscan_mode; 431da177e4SLinus Torvalds __u8 dev_class[3]; 441ebb9252SMarcel Holtmann __le16 clock_offset; 451da177e4SLinus Torvalds __s8 rssi; 4641a96212SMarcel Holtmann __u8 ssp_mode; 471da177e4SLinus Torvalds }; 481da177e4SLinus Torvalds 491da177e4SLinus Torvalds struct inquiry_entry { 50561aafbcSJohan Hedberg struct list_head all; /* inq_cache.all */ 51561aafbcSJohan Hedberg struct list_head list; /* unknown or resolve */ 52561aafbcSJohan Hedberg enum { 53561aafbcSJohan Hedberg NAME_NOT_KNOWN, 54561aafbcSJohan Hedberg NAME_NEEDED, 55561aafbcSJohan Hedberg NAME_PENDING, 56561aafbcSJohan Hedberg NAME_KNOWN, 57561aafbcSJohan Hedberg } name_state; 581da177e4SLinus Torvalds __u32 timestamp; 591da177e4SLinus Torvalds struct inquiry_data data; 601da177e4SLinus Torvalds }; 611da177e4SLinus Torvalds 6230883512SJohan Hedberg struct discovery_state { 634aab14e5SAndre Guedes int type; 64ff9ef578SJohan Hedberg enum { 65ff9ef578SJohan Hedberg DISCOVERY_STOPPED, 66ff9ef578SJohan Hedberg DISCOVERY_STARTING, 67343f935bSAndre Guedes DISCOVERY_FINDING, 6830dc78e1SJohan Hedberg DISCOVERY_RESOLVING, 69ff9ef578SJohan Hedberg DISCOVERY_STOPPING, 70ff9ef578SJohan Hedberg } state; 71561aafbcSJohan Hedberg struct list_head all; /* All devices found during inquiry */ 72561aafbcSJohan Hedberg struct list_head unknown; /* Name state not known */ 73561aafbcSJohan Hedberg struct list_head resolve; /* Name needs to be resolved */ 741da177e4SLinus Torvalds __u32 timestamp; 75b9a6328fSJohan Hedberg bdaddr_t last_adv_addr; 76b9a6328fSJohan Hedberg u8 last_adv_addr_type; 77ff5cd29fSJohan Hedberg s8 last_adv_rssi; 78c70a7e4cSMarcel Holtmann u32 last_adv_flags; 79b9a6328fSJohan Hedberg u8 last_adv_data[HCI_MAX_AD_LENGTH]; 80b9a6328fSJohan Hedberg u8 last_adv_data_len; 81da25cf6aSMarcel Holtmann bool report_invalid_rssi; 8282f8b651SJakub Pawlowski bool result_filtering; 8378b781caSJohan Hedberg bool limited; 8437eab042SJakub Pawlowski s8 rssi; 8537eab042SJakub Pawlowski u16 uuid_count; 8637eab042SJakub Pawlowski u8 (*uuids)[16]; 872d28cfe7SJakub Pawlowski unsigned long scan_start; 882d28cfe7SJakub Pawlowski unsigned long scan_duration; 891da177e4SLinus Torvalds }; 901da177e4SLinus Torvalds 919952d90eSAbhishek Pandit-Subedi #define SUSPEND_NOTIFIER_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */ 929952d90eSAbhishek Pandit-Subedi 939952d90eSAbhishek Pandit-Subedi enum suspend_tasks { 944867bd00SAbhishek Pandit-Subedi SUSPEND_PAUSE_DISCOVERY, 954867bd00SAbhishek Pandit-Subedi SUSPEND_UNPAUSE_DISCOVERY, 964867bd00SAbhishek Pandit-Subedi 974867bd00SAbhishek Pandit-Subedi SUSPEND_PAUSE_ADVERTISING, 984867bd00SAbhishek Pandit-Subedi SUSPEND_UNPAUSE_ADVERTISING, 994867bd00SAbhishek Pandit-Subedi 1004f40afc6SAbhishek Pandit-Subedi SUSPEND_SCAN_DISABLE, 1014f40afc6SAbhishek Pandit-Subedi SUSPEND_SCAN_ENABLE, 1024f40afc6SAbhishek Pandit-Subedi SUSPEND_DISCONNECTING, 1034f40afc6SAbhishek Pandit-Subedi 1049952d90eSAbhishek Pandit-Subedi SUSPEND_POWERING_DOWN, 1059952d90eSAbhishek Pandit-Subedi 1069952d90eSAbhishek Pandit-Subedi SUSPEND_PREPARE_NOTIFIER, 1079952d90eSAbhishek Pandit-Subedi __SUSPEND_NUM_TASKS 1089952d90eSAbhishek Pandit-Subedi }; 1099952d90eSAbhishek Pandit-Subedi 1109952d90eSAbhishek Pandit-Subedi enum suspended_state { 1119952d90eSAbhishek Pandit-Subedi BT_RUNNING = 0, 1124f40afc6SAbhishek Pandit-Subedi BT_SUSPEND_DISCONNECT, 1134f40afc6SAbhishek Pandit-Subedi BT_SUSPEND_COMPLETE, 1149952d90eSAbhishek Pandit-Subedi }; 1159952d90eSAbhishek Pandit-Subedi 1161da177e4SLinus Torvalds struct hci_conn_hash { 1171da177e4SLinus Torvalds struct list_head list; 1181da177e4SLinus Torvalds unsigned int acl_num; 119bd1eb66bSAndrei Emeltchenko unsigned int amp_num; 1201da177e4SLinus Torvalds unsigned int sco_num; 121fcd89c09SVille Tervo unsigned int le_num; 122f8218dc6SJohan Hedberg unsigned int le_num_slave; 1231da177e4SLinus Torvalds }; 1241da177e4SLinus Torvalds 125f0358568SJohan Hedberg struct bdaddr_list { 126f0358568SJohan Hedberg struct list_head list; 127f0358568SJohan Hedberg bdaddr_t bdaddr; 128b9ee0a78SMarcel Holtmann u8 bdaddr_type; 129f0358568SJohan Hedberg }; 1302aeb9a1aSJohan Hedberg 131b950aa88SAnkit Navik struct bdaddr_list_with_irk { 132b950aa88SAnkit Navik struct list_head list; 133b950aa88SAnkit Navik bdaddr_t bdaddr; 134b950aa88SAnkit Navik u8 bdaddr_type; 135b950aa88SAnkit Navik u8 peer_irk[16]; 136b950aa88SAnkit Navik u8 local_irk[16]; 137b950aa88SAnkit Navik }; 138b950aa88SAnkit Navik 1392aeb9a1aSJohan Hedberg struct bt_uuid { 1402aeb9a1aSJohan Hedberg struct list_head list; 1412aeb9a1aSJohan Hedberg u8 uuid[16]; 14283be8ecaSJohan Hedberg u8 size; 1431aff6f09SJohan Hedberg u8 svc_hint; 1442aeb9a1aSJohan Hedberg }; 1452aeb9a1aSJohan Hedberg 146600a8749SAlain Michaud struct blocked_key { 147600a8749SAlain Michaud struct list_head list; 148600a8749SAlain Michaud struct rcu_head rcu; 149600a8749SAlain Michaud u8 type; 150600a8749SAlain Michaud u8 val[16]; 151600a8749SAlain Michaud }; 152600a8749SAlain Michaud 1537ee4ea36SMarcel Holtmann struct smp_csrk { 1547ee4ea36SMarcel Holtmann bdaddr_t bdaddr; 1557ee4ea36SMarcel Holtmann u8 bdaddr_type; 1564cd3928aSJohan Hedberg u8 type; 1577ee4ea36SMarcel Holtmann u8 val[16]; 1587ee4ea36SMarcel Holtmann }; 1597ee4ea36SMarcel Holtmann 160b899efafSVinicius Costa Gomes struct smp_ltk { 161b899efafSVinicius Costa Gomes struct list_head list; 162970d0f1bSJohan Hedberg struct rcu_head rcu; 163b899efafSVinicius Costa Gomes bdaddr_t bdaddr; 164b899efafSVinicius Costa Gomes u8 bdaddr_type; 165b899efafSVinicius Costa Gomes u8 authenticated; 166b899efafSVinicius Costa Gomes u8 type; 167b899efafSVinicius Costa Gomes u8 enc_size; 168b899efafSVinicius Costa Gomes __le16 ediv; 169fe39c7b2SMarcel Holtmann __le64 rand; 170b899efafSVinicius Costa Gomes u8 val[16]; 17103c515d7SMarcel Holtmann }; 172b899efafSVinicius Costa Gomes 173970c4e46SJohan Hedberg struct smp_irk { 174970c4e46SJohan Hedberg struct list_head list; 175adae20cbSJohan Hedberg struct rcu_head rcu; 176970c4e46SJohan Hedberg bdaddr_t rpa; 177970c4e46SJohan Hedberg bdaddr_t bdaddr; 178970c4e46SJohan Hedberg u8 addr_type; 179970c4e46SJohan Hedberg u8 val[16]; 180970c4e46SJohan Hedberg }; 181970c4e46SJohan Hedberg 18255ed8ca1SJohan Hedberg struct link_key { 18355ed8ca1SJohan Hedberg struct list_head list; 1840378b597SJohan Hedberg struct rcu_head rcu; 18555ed8ca1SJohan Hedberg bdaddr_t bdaddr; 18655ed8ca1SJohan Hedberg u8 type; 1879b3b4460SAndrei Emeltchenko u8 val[HCI_LINK_KEY_SIZE]; 18855ed8ca1SJohan Hedberg u8 pin_len; 18955ed8ca1SJohan Hedberg }; 19055ed8ca1SJohan Hedberg 1912763eda6SSzymon Janc struct oob_data { 1922763eda6SSzymon Janc struct list_head list; 1932763eda6SSzymon Janc bdaddr_t bdaddr; 1946928a924SJohan Hedberg u8 bdaddr_type; 195f7697b16SMarcel Holtmann u8 present; 196519ca9d0SMarcel Holtmann u8 hash192[16]; 19738da1703SJohan Hedberg u8 rand192[16]; 198519ca9d0SMarcel Holtmann u8 hash256[16]; 19938da1703SJohan Hedberg u8 rand256[16]; 2002763eda6SSzymon Janc }; 2012763eda6SSzymon Janc 202203fea01SArman Uguray struct adv_info { 203d2609b34SFlorian Grandel struct list_head list; 204fffd38bcSFlorian Grandel bool pending; 205203fea01SArman Uguray __u8 instance; 206203fea01SArman Uguray __u32 flags; 207912098a6SArman Uguray __u16 timeout; 2085d900e46SFlorian Grandel __u16 remaining_time; 209d2609b34SFlorian Grandel __u16 duration; 210203fea01SArman Uguray __u16 adv_data_len; 211203fea01SArman Uguray __u8 adv_data[HCI_MAX_AD_LENGTH]; 212203fea01SArman Uguray __u16 scan_rsp_len; 213203fea01SArman Uguray __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; 214de181e88SJaganath Kanakkassery __s8 tx_power; 215a73c046aSJaganath Kanakkassery bdaddr_t random_addr; 216a73c046aSJaganath Kanakkassery bool rpa_expired; 217a73c046aSJaganath Kanakkassery struct delayed_work rpa_expired_cb; 218203fea01SArman Uguray }; 219203fea01SArman Uguray 220db25be66SFlorian Grandel #define HCI_MAX_ADV_INSTANCES 5 221d2609b34SFlorian Grandel #define HCI_DEFAULT_ADV_DURATION 2 222d2609b34SFlorian Grandel 223490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10 224490c5babSJohan Hedberg 225d5bb334aSMarcel Holtmann /* Min encryption key size to match with SMP */ 226d5bb334aSMarcel Holtmann #define HCI_MIN_ENC_KEY_SIZE 7 227d5bb334aSMarcel Holtmann 228d6bfd59cSJohan Hedberg /* Default LE RPA expiry time, 15 minutes */ 229d6bfd59cSJohan Hedberg #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) 230d6bfd59cSJohan Hedberg 23131ad1691SAndrzej Kaczmarek /* Default min/max age of connection information (1s/3s) */ 23231ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MIN_AGE 1000 23331ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MAX_AGE 3000 234302975cbSSpoorthi Ravishankar Koppad /* Default authenticated payload timeout 30s */ 235302975cbSSpoorthi Ravishankar Koppad #define DEFAULT_AUTH_PAYLOAD_TIMEOUT 0x0bb8 23631ad1691SAndrzej Kaczmarek 237903e4541SAndrei Emeltchenko struct amp_assoc { 238903e4541SAndrei Emeltchenko __u16 len; 239903e4541SAndrei Emeltchenko __u16 offset; 24093c284eeSAndrei Emeltchenko __u16 rem_len; 24193c284eeSAndrei Emeltchenko __u16 len_so_far; 242903e4541SAndrei Emeltchenko __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; 243903e4541SAndrei Emeltchenko }; 244903e4541SAndrei Emeltchenko 245d2c5d77fSJohan Hedberg #define HCI_MAX_PAGES 3 246cad718edSJohan Hedberg 2471da177e4SLinus Torvalds struct hci_dev { 2481da177e4SLinus Torvalds struct list_head list; 24909fd0de5SGustavo F. Padovan struct mutex lock; 2501da177e4SLinus Torvalds 2511da177e4SLinus Torvalds char name[8]; 2521da177e4SLinus Torvalds unsigned long flags; 2531da177e4SLinus Torvalds __u16 id; 254c13854ceSMarcel Holtmann __u8 bus; 255943da25dSMarcel Holtmann __u8 dev_type; 2561da177e4SLinus Torvalds bdaddr_t bdaddr; 257e30d3f5fSMarcel Holtmann bdaddr_t setup_addr; 25824c457e2SMarcel Holtmann bdaddr_t public_addr; 2597a4cd51dSMarcel Holtmann bdaddr_t random_addr; 260d13eafceSMarcel Holtmann bdaddr_t static_addr; 26156ed2cb8SJohan Hedberg __u8 adv_addr_type; 2621f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 263490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; 26480a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 265c4960ecfSMichał Narajowski __u16 appearance; 266a9de9248SMarcel Holtmann __u8 dev_class[3]; 2671aff6f09SJohan Hedberg __u8 major_class; 2681aff6f09SJohan Hedberg __u8 minor_class; 269d2c5d77fSJohan Hedberg __u8 max_page; 270cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 27160e77321SJohan Hedberg __u8 le_features[8]; 272cf1d081fSJohan Hedberg __u8 le_white_list_size; 273cfdb0c2dSAnkit Navik __u8 le_resolv_list_size; 2746b49bcb4SJaganath Kanakkassery __u8 le_num_of_adv_sets; 2759b008c04SJohan Hedberg __u8 le_states[8]; 276a9de9248SMarcel Holtmann __u8 commands[64]; 2771143e5a6SMarcel Holtmann __u8 hci_ver; 2781143e5a6SMarcel Holtmann __u16 hci_rev; 279d5859e22SJohan Hedberg __u8 lmp_ver; 2801143e5a6SMarcel Holtmann __u16 manufacturer; 2817d69230cSAndrei Emeltchenko __u16 lmp_subver; 2821da177e4SLinus Torvalds __u16 voice_setting; 283b4cb9fb2SMarcel Holtmann __u8 num_iac; 284c2f0f979SMarcel Holtmann __u8 stored_max_keys; 285c2f0f979SMarcel Holtmann __u8 stored_num_keys; 28617fa4b9dSJohan Hedberg __u8 io_capability; 28791c4e9b1SMarcel Holtmann __s8 inq_tx_power; 28800bce3fbSAlain Michaud __u8 err_data_reporting; 289f332ec66SJohan Hedberg __u16 page_scan_interval; 290f332ec66SJohan Hedberg __u16 page_scan_window; 291f332ec66SJohan Hedberg __u8 page_scan_type; 2923f959d46SMarcel Holtmann __u8 le_adv_channel_map; 293628531c9SGeorg Lukas __u16 le_adv_min_interval; 294628531c9SGeorg Lukas __u16 le_adv_max_interval; 295533553f8SMarcel Holtmann __u8 le_scan_type; 296bef64738SMarcel Holtmann __u16 le_scan_interval; 297bef64738SMarcel Holtmann __u16 le_scan_window; 2984e70c7e7SMarcel Holtmann __u16 le_conn_min_interval; 2994e70c7e7SMarcel Holtmann __u16 le_conn_max_interval; 30004fb7d90SMarcel Holtmann __u16 le_conn_latency; 30104fb7d90SMarcel Holtmann __u16 le_supv_timeout; 302a8e1bfaaSMarcel Holtmann __u16 le_def_tx_len; 303a8e1bfaaSMarcel Holtmann __u16 le_def_tx_time; 304a8e1bfaaSMarcel Holtmann __u16 le_max_tx_len; 305a8e1bfaaSMarcel Holtmann __u16 le_max_tx_time; 306a8e1bfaaSMarcel Holtmann __u16 le_max_rx_len; 307a8e1bfaaSMarcel Holtmann __u16 le_max_rx_time; 30830d65e08SMatias Karhumaa __u8 le_max_key_size; 30930d65e08SMatias Karhumaa __u8 le_min_key_size; 310b9a7a61eSLukasz Rymanowski __u16 discov_interleaved_timeout; 31131ad1691SAndrzej Kaczmarek __u16 conn_info_min_age; 31231ad1691SAndrzej Kaczmarek __u16 conn_info_max_age; 313302975cbSSpoorthi Ravishankar Koppad __u16 auth_payload_timeout; 31458a96fc3SMarcel Holtmann __u8 min_enc_key_size; 31506f5b778SMarcel Holtmann __u8 ssp_debug_mode; 316c7741d16SMarcel Holtmann __u8 hw_error_code; 31733f35721SJohan Hedberg __u32 clock; 318f332ec66SJohan Hedberg 3192b9be137SMarcel Holtmann __u16 devid_source; 3202b9be137SMarcel Holtmann __u16 devid_vendor; 3212b9be137SMarcel Holtmann __u16 devid_product; 3222b9be137SMarcel Holtmann __u16 devid_version; 3231da177e4SLinus Torvalds 3241da177e4SLinus Torvalds __u16 pkt_type; 3255b7f9909SMarcel Holtmann __u16 esco_type; 3261da177e4SLinus Torvalds __u16 link_policy; 3271da177e4SLinus Torvalds __u16 link_mode; 3281da177e4SLinus Torvalds 32904837f64SMarcel Holtmann __u32 idle_timeout; 33004837f64SMarcel Holtmann __u16 sniff_min_interval; 33104837f64SMarcel Holtmann __u16 sniff_max_interval; 33204837f64SMarcel Holtmann 333928abaa7SAndrei Emeltchenko __u8 amp_status; 334928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 335928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 336928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 337928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 338928abaa7SAndrei Emeltchenko __u8 amp_type; 339928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 340928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 341928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 342928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 343928abaa7SAndrei Emeltchenko 344903e4541SAndrei Emeltchenko struct amp_assoc loc_assoc; 345903e4541SAndrei Emeltchenko 3461e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 3471e89cffbSAndrei Emeltchenko 3489f61656aSJohan Hedberg unsigned int auto_accept_delay; 3499f61656aSJohan Hedberg 3501da177e4SLinus Torvalds unsigned long quirks; 3511da177e4SLinus Torvalds 3521da177e4SLinus Torvalds atomic_t cmd_cnt; 3531da177e4SLinus Torvalds unsigned int acl_cnt; 3541da177e4SLinus Torvalds unsigned int sco_cnt; 3556ed58ec5SVille Tervo unsigned int le_cnt; 3561da177e4SLinus Torvalds 3571da177e4SLinus Torvalds unsigned int acl_mtu; 3581da177e4SLinus Torvalds unsigned int sco_mtu; 3596ed58ec5SVille Tervo unsigned int le_mtu; 3601da177e4SLinus Torvalds unsigned int acl_pkts; 3611da177e4SLinus Torvalds unsigned int sco_pkts; 3626ed58ec5SVille Tervo unsigned int le_pkts; 3631da177e4SLinus Torvalds 364350ee4cfSAndrei Emeltchenko __u16 block_len; 365350ee4cfSAndrei Emeltchenko __u16 block_mtu; 366350ee4cfSAndrei Emeltchenko __u16 num_blocks; 367350ee4cfSAndrei Emeltchenko __u16 block_cnt; 368350ee4cfSAndrei Emeltchenko 3691da177e4SLinus Torvalds unsigned long acl_last_tx; 3701da177e4SLinus Torvalds unsigned long sco_last_tx; 3716ed58ec5SVille Tervo unsigned long le_last_tx; 3721da177e4SLinus Torvalds 3736decb5b4SJaganath Kanakkassery __u8 le_tx_def_phys; 3746decb5b4SJaganath Kanakkassery __u8 le_rx_def_phys; 3756decb5b4SJaganath Kanakkassery 376f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 3776ead1bbcSJohan Hedberg struct workqueue_struct *req_workqueue; 378f48fd9c8SMarcel Holtmann 379ab81cbf9SJohan Hedberg struct work_struct power_on; 3803243553fSJohan Hedberg struct delayed_work power_off; 381c7741d16SMarcel Holtmann struct work_struct error_reset; 382ab81cbf9SJohan Hedberg 38316ab91abSJohan Hedberg __u16 discov_timeout; 38416ab91abSJohan Hedberg struct delayed_work discov_off; 38516ab91abSJohan Hedberg 3867d78525dSJohan Hedberg struct delayed_work service_cache; 3877d78525dSJohan Hedberg 38865cc2b49SMarcel Holtmann struct delayed_work cmd_timer; 389b78752ccSMarcel Holtmann 390b78752ccSMarcel Holtmann struct work_struct rx_work; 391c347b765SGustavo F. Padovan struct work_struct cmd_work; 3923eff45eaSGustavo F. Padovan struct work_struct tx_work; 3931da177e4SLinus Torvalds 394e68f072bSJohan Hedberg struct work_struct discov_update; 3952e93e53bSJohan Hedberg struct work_struct bg_scan_update; 39601b1cb87SJohan Hedberg struct work_struct scan_update; 39753c0ba74SJohan Hedberg struct work_struct connectable_update; 398aed1a885SJohan Hedberg struct work_struct discoverable_update; 3997c1fbed2SJohan Hedberg struct delayed_work le_scan_disable; 4007c1fbed2SJohan Hedberg struct delayed_work le_scan_restart; 4012e93e53bSJohan Hedberg 4021da177e4SLinus Torvalds struct sk_buff_head rx_q; 4031da177e4SLinus Torvalds struct sk_buff_head raw_q; 4041da177e4SLinus Torvalds struct sk_buff_head cmd_q; 4051da177e4SLinus Torvalds 4061da177e4SLinus Torvalds struct sk_buff *sent_cmd; 4071da177e4SLinus Torvalds 408a6a67efdSThomas Gleixner struct mutex req_lock; 4091da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 4101da177e4SLinus Torvalds __u32 req_status; 4111da177e4SLinus Torvalds __u32 req_result; 412f60cb305SJohan Hedberg struct sk_buff *req_skb; 413a5040efaSJohan Hedberg 41470db83c4SJohan Hedberg void *smp_data; 415ef8efe4bSJohan Hedberg void *smp_bredr_data; 4162e58ef3eSJohan Hedberg 41730883512SJohan Hedberg struct discovery_state discovery; 4189952d90eSAbhishek Pandit-Subedi 4194867bd00SAbhishek Pandit-Subedi int discovery_old_state; 4204867bd00SAbhishek Pandit-Subedi bool discovery_paused; 4214867bd00SAbhishek Pandit-Subedi int advertising_old_state; 4224867bd00SAbhishek Pandit-Subedi bool advertising_paused; 4234867bd00SAbhishek Pandit-Subedi 4249952d90eSAbhishek Pandit-Subedi struct notifier_block suspend_notifier; 4259952d90eSAbhishek Pandit-Subedi struct work_struct suspend_prepare; 4269952d90eSAbhishek Pandit-Subedi enum suspended_state suspend_state_next; 4279952d90eSAbhishek Pandit-Subedi enum suspended_state suspend_state; 4284f40afc6SAbhishek Pandit-Subedi bool scanning_paused; 4294f40afc6SAbhishek Pandit-Subedi bool suspended; 4309952d90eSAbhishek Pandit-Subedi 4319952d90eSAbhishek Pandit-Subedi wait_queue_head_t suspend_wait_q; 4329952d90eSAbhishek Pandit-Subedi DECLARE_BITMAP(suspend_tasks, __SUSPEND_NUM_TASKS); 4339952d90eSAbhishek Pandit-Subedi 4341da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 4355c136e90SAndre Guedes 4365c136e90SAndre Guedes struct list_head mgmt_pending; 437ea4bd8baSDavid Miller struct list_head blacklist; 4386659358eSJohan Hedberg struct list_head whitelist; 4394f40afc6SAbhishek Pandit-Subedi struct list_head wakeable; 4402aeb9a1aSJohan Hedberg struct list_head uuids; 44155ed8ca1SJohan Hedberg struct list_head link_keys; 442b899efafSVinicius Costa Gomes struct list_head long_term_keys; 443970c4e46SJohan Hedberg struct list_head identity_resolving_keys; 4442763eda6SSzymon Janc struct list_head remote_oob_data; 445d2ab0ac1SMarcel Holtmann struct list_head le_white_list; 446cfdb0c2dSAnkit Navik struct list_head le_resolv_list; 44715819a70SAndre Guedes struct list_head le_conn_params; 44877a77a30SAndre Guedes struct list_head pend_le_conns; 44966f8455aSJohan Hedberg struct list_head pend_le_reports; 450600a8749SAlain Michaud struct list_head blocked_keys; 4512763eda6SSzymon Janc 4521da177e4SLinus Torvalds struct hci_dev_stats stat; 4531da177e4SLinus Torvalds 4541da177e4SLinus Torvalds atomic_t promisc; 4551da177e4SLinus Torvalds 4565177a838SMarcel Holtmann const char *hw_info; 4575177a838SMarcel Holtmann const char *fw_info; 458ca325f69SMarcel Holtmann struct dentry *debugfs; 459ca325f69SMarcel Holtmann 460a91f2e39SMarcel Holtmann struct device dev; 4611da177e4SLinus Torvalds 462611b30f7SMarcel Holtmann struct rfkill *rfkill; 463611b30f7SMarcel Holtmann 464eacb44dfSMarcel Holtmann DECLARE_BITMAP(dev_flags, __HCI_NUM_FLAGS); 465d23264a8SAndre Guedes 4668fa19098SJohan Hedberg __s8 adv_tx_power; 4673f0f524bSJohan Hedberg __u8 adv_data[HCI_MAX_AD_LENGTH]; 4683f0f524bSJohan Hedberg __u8 adv_data_len; 469f8e808bdSMarcel Holtmann __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; 470f8e808bdSMarcel Holtmann __u8 scan_rsp_data_len; 4718fa19098SJohan Hedberg 472d2609b34SFlorian Grandel struct list_head adv_instances; 473d2609b34SFlorian Grandel unsigned int adv_instance_cnt; 474d2609b34SFlorian Grandel __u8 cur_adv_instance; 4755d900e46SFlorian Grandel __u16 adv_instance_timeout; 4765d900e46SFlorian Grandel struct delayed_work adv_instance_expire; 477203fea01SArman Uguray 478863efaf2SJohan Hedberg __u8 irk[16]; 479d6bfd59cSJohan Hedberg __u32 rpa_timeout; 480d6bfd59cSJohan Hedberg struct delayed_work rpa_expired; 4812b5224dcSMarcel Holtmann bdaddr_t rpa; 482863efaf2SJohan Hedberg 48353f863a6SMarcel Holtmann #if IS_ENABLED(CONFIG_BT_LEDS) 4846d5d2ee6SHeiner Kallweit struct led_trigger *power_led; 48553f863a6SMarcel Holtmann #endif 4866d5d2ee6SHeiner Kallweit 4871da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 4881da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 4891da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 490f41c70c4SMarcel Holtmann int (*setup)(struct hci_dev *hdev); 491a44fecbdSTedd Ho-Jeong An int (*shutdown)(struct hci_dev *hdev); 4927bd8f09fSMarcel Holtmann int (*send)(struct hci_dev *hdev, struct sk_buff *skb); 4931da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 494c7741d16SMarcel Holtmann void (*hw_error)(struct hci_dev *hdev, u8 code); 49598a63aafSMarcel Holtmann int (*post_init)(struct hci_dev *hdev); 4964b4113d6SMarcel Holtmann int (*set_diag)(struct hci_dev *hdev, bool enable); 49724c457e2SMarcel Holtmann int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr); 498e2bef384SRajat Jain void (*cmd_timeout)(struct hci_dev *hdev); 4991da177e4SLinus Torvalds }; 5001da177e4SLinus Torvalds 50153502d69SAndrei Emeltchenko #define HCI_PHY_HANDLE(handle) (handle & 0xff) 50253502d69SAndrei Emeltchenko 5031da177e4SLinus Torvalds struct hci_conn { 5041da177e4SLinus Torvalds struct list_head list; 5051da177e4SLinus Torvalds 5061da177e4SLinus Torvalds atomic_t refcnt; 5071da177e4SLinus Torvalds 5081da177e4SLinus Torvalds bdaddr_t dst; 50929b7988aSAndre Guedes __u8 dst_type; 510662e8820SMarcel Holtmann bdaddr_t src; 511e7c4096eSMarcel Holtmann __u8 src_type; 512cb1d68f7SJohan Hedberg bdaddr_t init_addr; 513cb1d68f7SJohan Hedberg __u8 init_addr_type; 514cb1d68f7SJohan Hedberg bdaddr_t resp_addr; 515cb1d68f7SJohan Hedberg __u8 resp_addr_type; 5161da177e4SLinus Torvalds __u16 handle; 5171da177e4SLinus Torvalds __u16 state; 51804837f64SMarcel Holtmann __u8 mode; 5191da177e4SLinus Torvalds __u8 type; 52040bef302SJohan Hedberg __u8 role; 521a0c808b3SJohan Hedberg bool out; 5224c67bc74SMarcel Holtmann __u8 attempt; 5231da177e4SLinus Torvalds __u8 dev_class[3]; 524cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 525a8746417SMarcel Holtmann __u16 pkt_type; 52604837f64SMarcel Holtmann __u16 link_policy; 52713d39315SWaldemar Rymarkiewicz __u8 key_type; 52840be492fSMarcel Holtmann __u8 auth_type; 5298c1b2355SMarcel Holtmann __u8 sec_level; 530765c2a96SJohan Hedberg __u8 pending_sec_level; 531980e1a53SJohan Hedberg __u8 pin_length; 532726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 53317fa4b9dSJohan Hedberg __u8 io_capability; 53492a25256SJohan Hedberg __u32 passkey_notify; 53592a25256SJohan Hedberg __u8 passkey_entered; 536052b30b0SMarcel Holtmann __u16 disc_timeout; 53709ae260bSJohan Hedberg __u16 conn_timeout; 53810c62ddcSFrédéric Dalleau __u16 setting; 539302975cbSSpoorthi Ravishankar Koppad __u16 auth_payload_timeout; 5401e406eefSAndre Guedes __u16 le_conn_min_interval; 5411e406eefSAndre Guedes __u16 le_conn_max_interval; 542e04fde60SMarcel Holtmann __u16 le_conn_interval; 543e04fde60SMarcel Holtmann __u16 le_conn_latency; 544e04fde60SMarcel Holtmann __u16 le_supv_timeout; 545fd45ada9SAlfonso Acosta __u8 le_adv_data[HCI_MAX_AD_LENGTH]; 546fd45ada9SAlfonso Acosta __u8 le_adv_data_len; 5471efd927dSLuiz Augusto von Dentz __u8 le_tx_phy; 5481efd927dSLuiz Augusto von Dentz __u8 le_rx_phy; 5495ae76a94SAndrzej Kaczmarek __s8 rssi; 5505a134faeSAndrzej Kaczmarek __s8 tx_power; 551d0455ed9SAndrzej Kaczmarek __s8 max_tx_power; 55251a8efd7SJohan Hedberg unsigned long flags; 5531da177e4SLinus Torvalds 55433f35721SJohan Hedberg __u32 clock; 55533f35721SJohan Hedberg __u16 clock_accuracy; 55633f35721SJohan Hedberg 557dd983808SAndrzej Kaczmarek unsigned long conn_info_timestamp; 558dd983808SAndrzej Kaczmarek 55903b555e1SJohan Hedberg __u8 remote_cap; 56003b555e1SJohan Hedberg __u8 remote_auth; 5613161ae1cSAndrei Emeltchenko __u8 remote_id; 56203b555e1SJohan Hedberg 5631da177e4SLinus Torvalds unsigned int sent; 5641da177e4SLinus Torvalds 5651da177e4SLinus Torvalds struct sk_buff_head data_q; 5662c33c06aSGustavo F. Padovan struct list_head chan_list; 5671da177e4SLinus Torvalds 56819c40e3bSGustavo F. Padovan struct delayed_work disc_work; 5697bc18d9dSJohan Hedberg struct delayed_work auto_accept_work; 570a74a84f6SJohan Hedberg struct delayed_work idle_work; 5719489eca4SJohan Hedberg struct delayed_work le_conn_timeout; 5728ce783dcSJohan Hedberg struct work_struct le_scan_cleanup; 5731da177e4SLinus Torvalds 574b219e3acSMarcel Holtmann struct device dev; 57523b9ceb7SMarcel Holtmann struct dentry *debugfs; 576b219e3acSMarcel Holtmann 5771da177e4SLinus Torvalds struct hci_dev *hdev; 5781da177e4SLinus Torvalds void *l2cap_data; 5791da177e4SLinus Torvalds void *sco_data; 5809740e49dSAndrei Emeltchenko struct amp_mgr *amp_mgr; 5811da177e4SLinus Torvalds 5821da177e4SLinus Torvalds struct hci_conn *link; 583e9a416b5SJohan Hedberg 584e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 585e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 586e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 5871da177e4SLinus Torvalds }; 5881da177e4SLinus Torvalds 58973d80debSLuiz Augusto von Dentz struct hci_chan { 59073d80debSLuiz Augusto von Dentz struct list_head list; 59142c4e53eSAndrei Emeltchenko __u16 handle; 59273d80debSLuiz Augusto von Dentz struct hci_conn *conn; 59373d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 59473d80debSLuiz Augusto von Dentz unsigned int sent; 595168df8e5SMat Martineau __u8 state; 59673d80debSLuiz Augusto von Dentz }; 59773d80debSLuiz Augusto von Dentz 59815819a70SAndre Guedes struct hci_conn_params { 59915819a70SAndre Guedes struct list_head list; 60093450c75SJohan Hedberg struct list_head action; 60115819a70SAndre Guedes 60215819a70SAndre Guedes bdaddr_t addr; 60315819a70SAndre Guedes u8 addr_type; 60415819a70SAndre Guedes 60515819a70SAndre Guedes u16 conn_min_interval; 60615819a70SAndre Guedes u16 conn_max_interval; 607f044eb05SMarcel Holtmann u16 conn_latency; 608f044eb05SMarcel Holtmann u16 supervision_timeout; 6099fcb18efSAndre Guedes 6109fcb18efSAndre Guedes enum { 6119fcb18efSAndre Guedes HCI_AUTO_CONN_DISABLED, 612a3451d27SJohan Hedberg HCI_AUTO_CONN_REPORT, 6134b9e7e75SMarcel Holtmann HCI_AUTO_CONN_DIRECT, 6149fcb18efSAndre Guedes HCI_AUTO_CONN_ALWAYS, 6159fcb18efSAndre Guedes HCI_AUTO_CONN_LINK_LOSS, 616158e9218SJakub Pawlowski HCI_AUTO_CONN_EXPLICIT, 6179fcb18efSAndre Guedes } auto_connect; 618f161dd41SJohan Hedberg 619f161dd41SJohan Hedberg struct hci_conn *conn; 620158e9218SJakub Pawlowski bool explicit_connect; 621dd522a74SAbhishek Pandit-Subedi bool wakeable; 62215819a70SAndre Guedes }; 62315819a70SAndre Guedes 6241da177e4SLinus Torvalds extern struct list_head hci_dev_list; 6251da177e4SLinus Torvalds extern struct list_head hci_cb_list; 6261da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 627fba7ecf0SJohan Hedberg extern struct mutex hci_cb_list_lock; 6281da177e4SLinus Torvalds 629eacb44dfSMarcel Holtmann #define hci_dev_set_flag(hdev, nr) set_bit((nr), (hdev)->dev_flags) 630eacb44dfSMarcel Holtmann #define hci_dev_clear_flag(hdev, nr) clear_bit((nr), (hdev)->dev_flags) 631eacb44dfSMarcel Holtmann #define hci_dev_change_flag(hdev, nr) change_bit((nr), (hdev)->dev_flags) 632eacb44dfSMarcel Holtmann #define hci_dev_test_flag(hdev, nr) test_bit((nr), (hdev)->dev_flags) 633eacb44dfSMarcel Holtmann #define hci_dev_test_and_set_flag(hdev, nr) test_and_set_bit((nr), (hdev)->dev_flags) 634eacb44dfSMarcel Holtmann #define hci_dev_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), (hdev)->dev_flags) 635eacb44dfSMarcel Holtmann #define hci_dev_test_and_change_flag(hdev, nr) test_and_change_bit((nr), (hdev)->dev_flags) 636d7a5a11dSMarcel Holtmann 637eacb44dfSMarcel Holtmann #define hci_dev_clear_volatile_flags(hdev) \ 638eacb44dfSMarcel Holtmann do { \ 639eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_SCAN); \ 640eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_ADV); \ 641eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_PERIODIC_INQ); \ 642eacb44dfSMarcel Holtmann } while (0) 643516018a9SMarcel Holtmann 644686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 645e74e58f8SJoe Perches int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 646e74e58f8SJoe Perches int l2cap_disconn_ind(struct hci_conn *hcon); 6479b4c3336SArron Wang void l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 648686ebf28SUlisses Furquim 649ff50e8afSArron Wang #if IS_ENABLED(CONFIG_BT_BREDR) 650e74e58f8SJoe Perches int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); 6519b4c3336SArron Wang void sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 652ff50e8afSArron Wang #else 653ff50e8afSArron Wang static inline int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 654ff50e8afSArron Wang __u8 *flags) 655ff50e8afSArron Wang { 656ff50e8afSArron Wang return 0; 657ff50e8afSArron Wang } 658ff50e8afSArron Wang 659ff50e8afSArron Wang static inline void sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb) 660ff50e8afSArron Wang { 661ff50e8afSArron Wang } 662ff50e8afSArron Wang #endif 663686ebf28SUlisses Furquim 6641da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 66570f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 66670f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 6671da177e4SLinus Torvalds 66830883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 6691da177e4SLinus Torvalds { 670ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 67130883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 67230883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 67330883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 674da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 67537eab042SJakub Pawlowski hdev->discovery.rssi = HCI_RSSI_INVALID; 6761da177e4SLinus Torvalds } 6771da177e4SLinus Torvalds 6780256325eSMarcel Holtmann static inline void hci_discovery_filter_clear(struct hci_dev *hdev) 6790256325eSMarcel Holtmann { 68082f8b651SJakub Pawlowski hdev->discovery.result_filtering = false; 681da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 6820256325eSMarcel Holtmann hdev->discovery.rssi = HCI_RSSI_INVALID; 6830256325eSMarcel Holtmann hdev->discovery.uuid_count = 0; 6840256325eSMarcel Holtmann kfree(hdev->discovery.uuids); 6850256325eSMarcel Holtmann hdev->discovery.uuids = NULL; 6862d28cfe7SJakub Pawlowski hdev->discovery.scan_start = 0; 6872d28cfe7SJakub Pawlowski hdev->discovery.scan_duration = 0; 6880256325eSMarcel Holtmann } 6890256325eSMarcel Holtmann 69030dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 69130dc78e1SJohan Hedberg 692ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 693ff9ef578SJohan Hedberg 6941da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 6951da177e4SLinus Torvalds { 69630883512SJohan Hedberg return list_empty(&hdev->discovery.all); 6971da177e4SLinus Torvalds } 6981da177e4SLinus Torvalds 6991da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 7001da177e4SLinus Torvalds { 70130883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 7021da177e4SLinus Torvalds return jiffies - c->timestamp; 7031da177e4SLinus Torvalds } 7041da177e4SLinus Torvalds 7051da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 7061da177e4SLinus Torvalds { 7071da177e4SLinus Torvalds return jiffies - e->timestamp; 7081da177e4SLinus Torvalds } 7091da177e4SLinus Torvalds 7105a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 7115a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 712561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 713561aafbcSJohan Hedberg bdaddr_t *bdaddr); 71430dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 71530dc78e1SJohan Hedberg bdaddr_t *bdaddr, 71630dc78e1SJohan Hedberg int state); 717a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 718a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 719af58925cSMarcel Holtmann u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 720af58925cSMarcel Holtmann bool name_known); 7211f9b9a5dSAndre Guedes void hci_inquiry_cache_flush(struct hci_dev *hdev); 7221da177e4SLinus Torvalds 7231da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 7241da177e4SLinus Torvalds enum { 7251da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 72619f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 7271da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 72804837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 72904837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 730e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 731b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 73258a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 733eb9a8f3fSMarcel Holtmann HCI_CONN_SC_ENABLED, 734abf76badSMarcel Holtmann HCI_CONN_AES_CCM, 73558a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 736af6a9c32SJohan Hedberg HCI_CONN_FLUSH_KEY, 7374dae2798SJohan Hedberg HCI_CONN_ENCRYPT, 7384dae2798SJohan Hedberg HCI_CONN_AUTH, 7394dae2798SJohan Hedberg HCI_CONN_SECURE, 7404dae2798SJohan Hedberg HCI_CONN_FIPS, 741fe59a05fSJohan Hedberg HCI_CONN_STK_ENCRYPT, 742977f8fceSJohan Hedberg HCI_CONN_AUTH_INITIATOR, 743f94b665dSJohan Hedberg HCI_CONN_DROP, 74489cbb063SAlfonso Acosta HCI_CONN_PARAM_REMOVAL_PEND, 745fe8bc5acSJohan Hedberg HCI_CONN_NEW_LINK_KEY, 746158e9218SJakub Pawlowski HCI_CONN_SCANNING, 747160b9251SSzymon Janc HCI_CONN_AUTH_FAILURE, 7481da177e4SLinus Torvalds }; 7491da177e4SLinus Torvalds 750aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 751aa64a8b5SJohan Hedberg { 752aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 753d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SSP_ENABLED) && 754c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 755aa64a8b5SJohan Hedberg } 756aa64a8b5SJohan Hedberg 757eb9a8f3fSMarcel Holtmann static inline bool hci_conn_sc_enabled(struct hci_conn *conn) 758eb9a8f3fSMarcel Holtmann { 759eb9a8f3fSMarcel Holtmann struct hci_dev *hdev = conn->hdev; 760d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SC_ENABLED) && 761eb9a8f3fSMarcel Holtmann test_bit(HCI_CONN_SC_ENABLED, &conn->flags); 762eb9a8f3fSMarcel Holtmann } 763eb9a8f3fSMarcel Holtmann 7641da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 7651da177e4SLinus Torvalds { 7661da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 767bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 768fcd89c09SVille Tervo switch (c->type) { 769fcd89c09SVille Tervo case ACL_LINK: 7701da177e4SLinus Torvalds h->acl_num++; 771fcd89c09SVille Tervo break; 772bd1eb66bSAndrei Emeltchenko case AMP_LINK: 773bd1eb66bSAndrei Emeltchenko h->amp_num++; 774bd1eb66bSAndrei Emeltchenko break; 775fcd89c09SVille Tervo case LE_LINK: 776fcd89c09SVille Tervo h->le_num++; 777f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 778f8218dc6SJohan Hedberg h->le_num_slave++; 779fcd89c09SVille Tervo break; 780fcd89c09SVille Tervo case SCO_LINK: 781fcd89c09SVille Tervo case ESCO_LINK: 7821da177e4SLinus Torvalds h->sco_num++; 783fcd89c09SVille Tervo break; 784fcd89c09SVille Tervo } 7851da177e4SLinus Torvalds } 7861da177e4SLinus Torvalds 7871da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 7881da177e4SLinus Torvalds { 7891da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 790bf4c6325SGustavo F. Padovan 791bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 792bf4c6325SGustavo F. Padovan synchronize_rcu(); 793bf4c6325SGustavo F. Padovan 794fcd89c09SVille Tervo switch (c->type) { 795fcd89c09SVille Tervo case ACL_LINK: 7961da177e4SLinus Torvalds h->acl_num--; 797fcd89c09SVille Tervo break; 798bd1eb66bSAndrei Emeltchenko case AMP_LINK: 799bd1eb66bSAndrei Emeltchenko h->amp_num--; 800bd1eb66bSAndrei Emeltchenko break; 801fcd89c09SVille Tervo case LE_LINK: 802fcd89c09SVille Tervo h->le_num--; 803f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 804f8218dc6SJohan Hedberg h->le_num_slave--; 805fcd89c09SVille Tervo break; 806fcd89c09SVille Tervo case SCO_LINK: 807fcd89c09SVille Tervo case ESCO_LINK: 8081da177e4SLinus Torvalds h->sco_num--; 809fcd89c09SVille Tervo break; 810fcd89c09SVille Tervo } 8111da177e4SLinus Torvalds } 8121da177e4SLinus Torvalds 81352087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 81452087a79SLuiz Augusto von Dentz { 81552087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 81652087a79SLuiz Augusto von Dentz switch (type) { 81752087a79SLuiz Augusto von Dentz case ACL_LINK: 81852087a79SLuiz Augusto von Dentz return h->acl_num; 819bd1eb66bSAndrei Emeltchenko case AMP_LINK: 820bd1eb66bSAndrei Emeltchenko return h->amp_num; 82152087a79SLuiz Augusto von Dentz case LE_LINK: 82252087a79SLuiz Augusto von Dentz return h->le_num; 82352087a79SLuiz Augusto von Dentz case SCO_LINK: 82452087a79SLuiz Augusto von Dentz case ESCO_LINK: 82552087a79SLuiz Augusto von Dentz return h->sco_num; 82652087a79SLuiz Augusto von Dentz default: 82752087a79SLuiz Augusto von Dentz return 0; 82852087a79SLuiz Augusto von Dentz } 82952087a79SLuiz Augusto von Dentz } 83052087a79SLuiz Augusto von Dentz 831f4f07505SJohan Hedberg static inline unsigned int hci_conn_count(struct hci_dev *hdev) 832f4f07505SJohan Hedberg { 833f4f07505SJohan Hedberg struct hci_conn_hash *c = &hdev->conn_hash; 834f4f07505SJohan Hedberg 835f4f07505SJohan Hedberg return c->acl_num + c->amp_num + c->sco_num + c->le_num; 836f4f07505SJohan Hedberg } 837f4f07505SJohan Hedberg 838845472e8SMarcel Holtmann static inline __u8 hci_conn_lookup_type(struct hci_dev *hdev, __u16 handle) 839845472e8SMarcel Holtmann { 840845472e8SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 841845472e8SMarcel Holtmann struct hci_conn *c; 842845472e8SMarcel Holtmann __u8 type = INVALID_LINK; 843845472e8SMarcel Holtmann 844845472e8SMarcel Holtmann rcu_read_lock(); 845845472e8SMarcel Holtmann 846845472e8SMarcel Holtmann list_for_each_entry_rcu(c, &h->list, list) { 847845472e8SMarcel Holtmann if (c->handle == handle) { 848845472e8SMarcel Holtmann type = c->type; 849845472e8SMarcel Holtmann break; 850845472e8SMarcel Holtmann } 851845472e8SMarcel Holtmann } 852845472e8SMarcel Holtmann 853845472e8SMarcel Holtmann rcu_read_unlock(); 854845472e8SMarcel Holtmann 855845472e8SMarcel Holtmann return type; 856845472e8SMarcel Holtmann } 857845472e8SMarcel Holtmann 8581da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 8591da177e4SLinus Torvalds __u16 handle) 8601da177e4SLinus Torvalds { 8611da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 8621da177e4SLinus Torvalds struct hci_conn *c; 8631da177e4SLinus Torvalds 864bf4c6325SGustavo F. Padovan rcu_read_lock(); 865bf4c6325SGustavo F. Padovan 866bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 867bf4c6325SGustavo F. Padovan if (c->handle == handle) { 868bf4c6325SGustavo F. Padovan rcu_read_unlock(); 8691da177e4SLinus Torvalds return c; 8701da177e4SLinus Torvalds } 871bf4c6325SGustavo F. Padovan } 872bf4c6325SGustavo F. Padovan rcu_read_unlock(); 873bf4c6325SGustavo F. Padovan 8741da177e4SLinus Torvalds return NULL; 8751da177e4SLinus Torvalds } 8761da177e4SLinus Torvalds 8771da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 8781da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 8791da177e4SLinus Torvalds { 8801da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 8811da177e4SLinus Torvalds struct hci_conn *c; 8821da177e4SLinus Torvalds 883bf4c6325SGustavo F. Padovan rcu_read_lock(); 884bf4c6325SGustavo F. Padovan 885bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 886bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 887bf4c6325SGustavo F. Padovan rcu_read_unlock(); 8881da177e4SLinus Torvalds return c; 8891da177e4SLinus Torvalds } 890bf4c6325SGustavo F. Padovan } 891bf4c6325SGustavo F. Padovan 892bf4c6325SGustavo F. Padovan rcu_read_unlock(); 893bf4c6325SGustavo F. Padovan 8941da177e4SLinus Torvalds return NULL; 8951da177e4SLinus Torvalds } 8961da177e4SLinus Torvalds 8971b51c7b6SJohan Hedberg static inline struct hci_conn *hci_conn_hash_lookup_le(struct hci_dev *hdev, 8981b51c7b6SJohan Hedberg bdaddr_t *ba, 8991b51c7b6SJohan Hedberg __u8 ba_type) 9001b51c7b6SJohan Hedberg { 9011b51c7b6SJohan Hedberg struct hci_conn_hash *h = &hdev->conn_hash; 9021b51c7b6SJohan Hedberg struct hci_conn *c; 9031b51c7b6SJohan Hedberg 9041b51c7b6SJohan Hedberg rcu_read_lock(); 9051b51c7b6SJohan Hedberg 9061b51c7b6SJohan Hedberg list_for_each_entry_rcu(c, &h->list, list) { 9071b51c7b6SJohan Hedberg if (c->type != LE_LINK) 9081b51c7b6SJohan Hedberg continue; 9091b51c7b6SJohan Hedberg 9101b51c7b6SJohan Hedberg if (ba_type == c->dst_type && !bacmp(&c->dst, ba)) { 9111b51c7b6SJohan Hedberg rcu_read_unlock(); 9121b51c7b6SJohan Hedberg return c; 9131b51c7b6SJohan Hedberg } 9141b51c7b6SJohan Hedberg } 9151b51c7b6SJohan Hedberg 9161b51c7b6SJohan Hedberg rcu_read_unlock(); 9171b51c7b6SJohan Hedberg 9181b51c7b6SJohan Hedberg return NULL; 9191b51c7b6SJohan Hedberg } 9201b51c7b6SJohan Hedberg 9214c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 9224c67bc74SMarcel Holtmann __u8 type, __u16 state) 9234c67bc74SMarcel Holtmann { 9244c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 9254c67bc74SMarcel Holtmann struct hci_conn *c; 9264c67bc74SMarcel Holtmann 927bf4c6325SGustavo F. Padovan rcu_read_lock(); 928bf4c6325SGustavo F. Padovan 929bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 930bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 931bf4c6325SGustavo F. Padovan rcu_read_unlock(); 9324c67bc74SMarcel Holtmann return c; 9334c67bc74SMarcel Holtmann } 934bf4c6325SGustavo F. Padovan } 935bf4c6325SGustavo F. Padovan 936bf4c6325SGustavo F. Padovan rcu_read_unlock(); 937bf4c6325SGustavo F. Padovan 9384c67bc74SMarcel Holtmann return NULL; 9394c67bc74SMarcel Holtmann } 9404c67bc74SMarcel Holtmann 941e7d9ab73SJakub Pawlowski static inline struct hci_conn *hci_lookup_le_connect(struct hci_dev *hdev) 942e7d9ab73SJakub Pawlowski { 943e7d9ab73SJakub Pawlowski struct hci_conn_hash *h = &hdev->conn_hash; 944e7d9ab73SJakub Pawlowski struct hci_conn *c; 945e7d9ab73SJakub Pawlowski 946e7d9ab73SJakub Pawlowski rcu_read_lock(); 947e7d9ab73SJakub Pawlowski 948e7d9ab73SJakub Pawlowski list_for_each_entry_rcu(c, &h->list, list) { 949e7d9ab73SJakub Pawlowski if (c->type == LE_LINK && c->state == BT_CONNECT && 950e7d9ab73SJakub Pawlowski !test_bit(HCI_CONN_SCANNING, &c->flags)) { 951e7d9ab73SJakub Pawlowski rcu_read_unlock(); 952e7d9ab73SJakub Pawlowski return c; 953e7d9ab73SJakub Pawlowski } 954e7d9ab73SJakub Pawlowski } 955e7d9ab73SJakub Pawlowski 956e7d9ab73SJakub Pawlowski rcu_read_unlock(); 957e7d9ab73SJakub Pawlowski 958e7d9ab73SJakub Pawlowski return NULL; 959e7d9ab73SJakub Pawlowski } 960e7d9ab73SJakub Pawlowski 961e3b679d5SJohan Hedberg int hci_disconnect(struct hci_conn *conn, __u8 reason); 9622dea632fSFrédéric Dalleau bool hci_setup_sync(struct hci_conn *conn, __u16 handle); 963e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 9641da177e4SLinus Torvalds 965a5c4e309SJohan Hedberg struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst, 966a5c4e309SJohan Hedberg u8 role); 9671da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 9681da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 969a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 9701da177e4SLinus Torvalds 97173d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 9729472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan); 9732c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 97442c4e53eSAndrei Emeltchenko struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); 97573d80debSLuiz Augusto von Dentz 976f75113a2SJakub Pawlowski struct hci_conn *hci_connect_le_scan(struct hci_dev *hdev, bdaddr_t *dst, 977f75113a2SJakub Pawlowski u8 dst_type, u8 sec_level, 9780ad06aa6SJohan Hedberg u16 conn_timeout); 97904a6c589SAndre Guedes struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, 980cdd6275eSJohan Hedberg u8 dst_type, u8 sec_level, u16 conn_timeout, 981082f2300SSzymon Janc u8 role, bdaddr_t *direct_rpa); 98204a6c589SAndre Guedes struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, 98304a6c589SAndre Guedes u8 sec_level, u8 auth_type); 98410c62ddcSFrédéric Dalleau struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, 98510c62ddcSFrédéric Dalleau __u16 setting); 986e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 987b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 988e7cafc45SJohan Hedberg int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, 989e7cafc45SJohan Hedberg bool initiator); 9908c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 9911da177e4SLinus Torvalds 99214b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 9931da177e4SLinus Torvalds 99406c053fbSAndre Guedes void hci_le_conn_failed(struct hci_conn *conn, u8 status); 99506c053fbSAndre Guedes 9968d12356fSDavid Herrmann /* 9978d12356fSDavid Herrmann * hci_conn_get() and hci_conn_put() are used to control the life-time of an 9988d12356fSDavid Herrmann * "hci_conn" object. They do not guarantee that the hci_conn object is running, 9998d12356fSDavid Herrmann * working or anything else. They just guarantee that the object is available 10008d12356fSDavid Herrmann * and can be dereferenced. So you can use its locks, local variables and any 10018d12356fSDavid Herrmann * other constant data. 10028d12356fSDavid Herrmann * Before accessing runtime data, you _must_ lock the object and then check that 10038d12356fSDavid Herrmann * it is still running. As soon as you release the locks, the connection might 10048d12356fSDavid Herrmann * get dropped, though. 10058d12356fSDavid Herrmann * 10068d12356fSDavid Herrmann * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control 10078d12356fSDavid Herrmann * how long the underlying connection is held. So every channel that runs on the 10088d12356fSDavid Herrmann * hci_conn object calls this to prevent the connection from disappearing. As 10098d12356fSDavid Herrmann * long as you hold a device, you must also guarantee that you have a valid 10108d12356fSDavid Herrmann * reference to the device via hci_conn_get() (or the initial reference from 10118d12356fSDavid Herrmann * hci_conn_add()). 10128d12356fSDavid Herrmann * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't 10138d12356fSDavid Herrmann * break because nobody cares for that. But this means, we cannot use 10148d12356fSDavid Herrmann * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). 10158d12356fSDavid Herrmann */ 10168d12356fSDavid Herrmann 101751bb8457SJohan Hedberg static inline struct hci_conn *hci_conn_get(struct hci_conn *conn) 10188d12356fSDavid Herrmann { 10198d12356fSDavid Herrmann get_device(&conn->dev); 102051bb8457SJohan Hedberg return conn; 10218d12356fSDavid Herrmann } 10228d12356fSDavid Herrmann 10238d12356fSDavid Herrmann static inline void hci_conn_put(struct hci_conn *conn) 10248d12356fSDavid Herrmann { 10258d12356fSDavid Herrmann put_device(&conn->dev); 10268d12356fSDavid Herrmann } 10278d12356fSDavid Herrmann 10281da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 10291da177e4SLinus Torvalds { 103071becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 103138b3fef1SAndrei Emeltchenko 10321da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 10332f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 10341da177e4SLinus Torvalds } 10351da177e4SLinus Torvalds 103676a68ba0SDavid Herrmann static inline void hci_conn_drop(struct hci_conn *conn) 10371da177e4SLinus Torvalds { 103871becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 103938b3fef1SAndrei Emeltchenko 10401da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 104104837f64SMarcel Holtmann unsigned long timeo; 1042716e4ab5SAndrei Emeltchenko 1043716e4ab5SAndrei Emeltchenko switch (conn->type) { 1044716e4ab5SAndrei Emeltchenko case ACL_LINK: 1045716e4ab5SAndrei Emeltchenko case LE_LINK: 1046a74a84f6SJohan Hedberg cancel_delayed_work(&conn->idle_work); 10476ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 10485f246e89SAndrei Emeltchenko timeo = conn->disc_timeout; 104904837f64SMarcel Holtmann if (!conn->out) 1050052b30b0SMarcel Holtmann timeo *= 2; 10515a9d0a3fSWaldemar Rymarkiewicz } else { 1052eb78d7e5SJohan Hedberg timeo = 0; 10535a9d0a3fSWaldemar Rymarkiewicz } 1054716e4ab5SAndrei Emeltchenko break; 1055716e4ab5SAndrei Emeltchenko 1056716e4ab5SAndrei Emeltchenko case AMP_LINK: 1057716e4ab5SAndrei Emeltchenko timeo = conn->disc_timeout; 1058716e4ab5SAndrei Emeltchenko break; 1059716e4ab5SAndrei Emeltchenko 1060716e4ab5SAndrei Emeltchenko default: 1061eb78d7e5SJohan Hedberg timeo = 0; 1062716e4ab5SAndrei Emeltchenko break; 10635a9d0a3fSWaldemar Rymarkiewicz } 1064716e4ab5SAndrei Emeltchenko 10652f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 106619c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 10671931782bSVinicius Costa Gomes &conn->disc_work, timeo); 10681da177e4SLinus Torvalds } 10691da177e4SLinus Torvalds } 10701da177e4SLinus Torvalds 10711da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 1072dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 10731da177e4SLinus Torvalds { 1074376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 10752c935bc5SPeter Zijlstra kref_read(&d->dev.kobj.kref)); 1076376261aeSAndrei Emeltchenko 10774c724c71SDavid Herrmann put_device(&d->dev); 1078010666a1SDavid Herrmann } 10791da177e4SLinus Torvalds 1080dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 10811da177e4SLinus Torvalds { 1082376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 10832c935bc5SPeter Zijlstra kref_read(&d->dev.kobj.kref)); 1084376261aeSAndrei Emeltchenko 10854c724c71SDavid Herrmann get_device(&d->dev); 10861da177e4SLinus Torvalds return d; 10871da177e4SLinus Torvalds } 10881da177e4SLinus Torvalds 108909fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 109009fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 10911da177e4SLinus Torvalds 1092aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 10933dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 1094aa2b86d7SDavid Herrmann 1095155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 1096155961e8SDavid Herrmann { 1097155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 1098155961e8SDavid Herrmann } 1099155961e8SDavid Herrmann 1100155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 1101155961e8SDavid Herrmann { 1102155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 1103155961e8SDavid Herrmann } 1104155961e8SDavid Herrmann 11051da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 110639385cb5SJohan Hedberg struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src, u8 src_type); 11071da177e4SLinus Torvalds 11081da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 11091da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 11101da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 111159735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 11121da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 11131da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 111475e0569fSMarcel Holtmann int hci_reset_dev(struct hci_dev *hdev); 1115f962fe32SMarcel Holtmann int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); 1116f962fe32SMarcel Holtmann int hci_recv_diag(struct hci_dev *hdev, struct sk_buff *skb); 11171aabbbceSNicolas Iooss __printf(2, 3) void hci_set_hw_info(struct hci_dev *hdev, const char *fmt, ...); 11181aabbbceSNicolas Iooss __printf(2, 3) void hci_set_fw_info(struct hci_dev *hdev, const char *fmt, ...); 11191da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 11201da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 11216b3cc1dbSSimon Fels int hci_dev_do_close(struct hci_dev *hdev); 11221da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 11231da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 11241da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 11251da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 11261da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 11271da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 11281da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 112940be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 11301da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 11311da177e4SLinus Torvalds 1132dcc36c16SJohan Hedberg struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list, 1133b9ee0a78SMarcel Holtmann bdaddr_t *bdaddr, u8 type); 1134b950aa88SAnkit Navik struct bdaddr_list_with_irk *hci_bdaddr_list_lookup_with_irk( 1135b950aa88SAnkit Navik struct list_head *list, bdaddr_t *bdaddr, 1136b950aa88SAnkit Navik u8 type); 1137dcc36c16SJohan Hedberg int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type); 1138b950aa88SAnkit Navik int hci_bdaddr_list_add_with_irk(struct list_head *list, bdaddr_t *bdaddr, 1139b950aa88SAnkit Navik u8 type, u8 *peer_irk, u8 *local_irk); 1140dcc36c16SJohan Hedberg int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type); 1141b950aa88SAnkit Navik int hci_bdaddr_list_del_with_irk(struct list_head *list, bdaddr_t *bdaddr, 1142b950aa88SAnkit Navik u8 type); 1143dcc36c16SJohan Hedberg void hci_bdaddr_list_clear(struct list_head *list); 1144d2ab0ac1SMarcel Holtmann 114515819a70SAndre Guedes struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, 114615819a70SAndre Guedes bdaddr_t *addr, u8 addr_type); 114751d167c0SMarcel Holtmann struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, 114851d167c0SMarcel Holtmann bdaddr_t *addr, u8 addr_type); 114915819a70SAndre Guedes void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); 115055af49a8SJohan Hedberg void hci_conn_params_clear_disabled(struct hci_dev *hdev); 115115819a70SAndre Guedes 1152501f8827SJohan Hedberg struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, 1153501f8827SJohan Hedberg bdaddr_t *addr, 1154501f8827SJohan Hedberg u8 addr_type); 115577a77a30SAndre Guedes 115635f7498aSJohan Hedberg void hci_uuids_clear(struct hci_dev *hdev); 11572aeb9a1aSJohan Hedberg 115835f7498aSJohan Hedberg void hci_link_keys_clear(struct hci_dev *hdev); 115955ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 1160567fa2aaSJohan Hedberg struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, 11617652ff6aSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, 11627652ff6aSJohan Hedberg u8 pin_len, bool *persistent); 1163ca9142b8SJohan Hedberg struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 116435d70271SJohan Hedberg u8 addr_type, u8 type, u8 authenticated, 1165fe39c7b2SMarcel Holtmann u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); 1166f3a73d97SJohan Hedberg struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 1167e804d25dSJohan Hedberg u8 addr_type, u8 role); 1168e0b2b27eSJohan Hedberg int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); 116935f7498aSJohan Hedberg void hci_smp_ltks_clear(struct hci_dev *hdev); 117055ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 117155ed8ca1SJohan Hedberg 1172970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); 1173970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 1174970c4e46SJohan Hedberg u8 addr_type); 1175ca9142b8SJohan Hedberg struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, 1176ca9142b8SJohan Hedberg u8 addr_type, u8 val[16], bdaddr_t *rpa); 1177a7ec7338SJohan Hedberg void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); 1178600a8749SAlain Michaud bool hci_is_blocked_key(struct hci_dev *hdev, u8 type, u8 val[16]); 1179600a8749SAlain Michaud void hci_blocked_keys_clear(struct hci_dev *hdev); 1180970c4e46SJohan Hedberg void hci_smp_irks_clear(struct hci_dev *hdev); 1181970c4e46SJohan Hedberg 118255e76b38SJohan Hedberg bool hci_bdaddr_is_paired(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 118355e76b38SJohan Hedberg 118435f7498aSJohan Hedberg void hci_remote_oob_data_clear(struct hci_dev *hdev); 11852763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 11866928a924SJohan Hedberg bdaddr_t *bdaddr, u8 bdaddr_type); 11870798872eSMarcel Holtmann int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 11886928a924SJohan Hedberg u8 bdaddr_type, u8 *hash192, u8 *rand192, 118938da1703SJohan Hedberg u8 *hash256, u8 *rand256); 11906928a924SJohan Hedberg int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 11916928a924SJohan Hedberg u8 bdaddr_type); 11922763eda6SSzymon Janc 1193d2609b34SFlorian Grandel void hci_adv_instances_clear(struct hci_dev *hdev); 1194d2609b34SFlorian Grandel struct adv_info *hci_find_adv_instance(struct hci_dev *hdev, u8 instance); 1195d2609b34SFlorian Grandel struct adv_info *hci_get_next_instance(struct hci_dev *hdev, u8 instance); 1196d2609b34SFlorian Grandel int hci_add_adv_instance(struct hci_dev *hdev, u8 instance, u32 flags, 1197d2609b34SFlorian Grandel u16 adv_data_len, u8 *adv_data, 1198d2609b34SFlorian Grandel u16 scan_rsp_len, u8 *scan_rsp_data, 1199d2609b34SFlorian Grandel u16 timeout, u16 duration); 1200d2609b34SFlorian Grandel int hci_remove_adv_instance(struct hci_dev *hdev, u8 instance); 1201a73c046aSJaganath Kanakkassery void hci_adv_instances_set_rpa_expired(struct hci_dev *hdev, bool rpa_expired); 1202d2609b34SFlorian Grandel 12031da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 12041da177e4SLinus Torvalds 12050ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 1206a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 1207b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 1208b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 12091da177e4SLinus Torvalds 12106935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 12111da177e4SLinus Torvalds 12121da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 1213cad718edSJohan Hedberg #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) 1214cad718edSJohan Hedberg #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) 1215cad718edSJohan Hedberg #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) 1216cad718edSJohan Hedberg #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) 1217cad718edSJohan Hedberg #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) 1218cad718edSJohan Hedberg #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) 1219cad718edSJohan Hedberg #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) 1220cad718edSJohan Hedberg #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) 1221cad718edSJohan Hedberg #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) 1222cad718edSJohan Hedberg #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) 1223cad718edSJohan Hedberg #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) 1224cad718edSJohan Hedberg #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) 1225cad718edSJohan Hedberg #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) 1226cad718edSJohan Hedberg #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) 1227cad718edSJohan Hedberg #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) 1228cad718edSJohan Hedberg #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) 1229cad718edSJohan Hedberg #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) 1230cad718edSJohan Hedberg #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) 123107a5c61eSFrédéric Dalleau #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) 12325075b972SJaganath Kanakkassery #define lmp_edr_2m_capable(dev) ((dev)->features[0][3] & LMP_EDR_2M) 12335075b972SJaganath Kanakkassery #define lmp_edr_3m_capable(dev) ((dev)->features[0][3] & LMP_EDR_3M) 12345075b972SJaganath Kanakkassery #define lmp_edr_3slot_capable(dev) ((dev)->features[0][4] & LMP_EDR_3SLOT) 12355075b972SJaganath Kanakkassery #define lmp_edr_5slot_capable(dev) ((dev)->features[0][5] & LMP_EDR_5SLOT) 12361da177e4SLinus Torvalds 1237eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 123853b834d2SMarcel Holtmann #define lmp_csb_master_capable(dev) ((dev)->features[2][0] & LMP_CSB_MASTER) 123953b834d2SMarcel Holtmann #define lmp_csb_slave_capable(dev) ((dev)->features[2][0] & LMP_CSB_SLAVE) 124053b834d2SMarcel Holtmann #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) 124153b834d2SMarcel Holtmann #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) 1242d5991585SMarcel Holtmann #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) 1243d5991585SMarcel Holtmann #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) 124453b834d2SMarcel Holtmann 124553b834d2SMarcel Holtmann /* ----- Host capabilities ----- */ 1246cad718edSJohan Hedberg #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) 1247d5991585SMarcel Holtmann #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) 1248cad718edSJohan Hedberg #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) 1249cad718edSJohan Hedberg #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) 1250eead27daSAndre Guedes 1251d7a5a11dSMarcel Holtmann #define hdev_is_powered(dev) (test_bit(HCI_UP, &(dev)->flags) && \ 1252d7a5a11dSMarcel Holtmann !hci_dev_test_flag(dev, HCI_AUTO_OFF)) 125305b3c3e7SMarcel Holtmann #define bredr_sc_enabled(dev) (lmp_sc_capable(dev) && \ 1254d7a5a11dSMarcel Holtmann hci_dev_test_flag(dev, HCI_SC_ENABLED)) 1255432df05eSJohan Hedberg 125645bdd86eSJaganath Kanakkassery #define scan_1m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_1M) || \ 125745bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_1M)) 125845bdd86eSJaganath Kanakkassery 125945bdd86eSJaganath Kanakkassery #define scan_2m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_2M) || \ 126045bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_2M)) 126145bdd86eSJaganath Kanakkassery 126245bdd86eSJaganath Kanakkassery #define scan_coded(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_CODED) || \ 126345bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_CODED)) 126445bdd86eSJaganath Kanakkassery 1265a2344b9eSJaganath Kanakkassery /* Use ext scanning if set ext scan param and ext scan enable is supported */ 1266a2344b9eSJaganath Kanakkassery #define use_ext_scan(dev) (((dev)->commands[37] & 0x20) && \ 1267a2344b9eSJaganath Kanakkassery ((dev)->commands[37] & 0x40)) 12684d94f95dSJaganath Kanakkassery /* Use ext create connection if command is supported */ 12694d94f95dSJaganath Kanakkassery #define use_ext_conn(dev) ((dev)->commands[37] & 0x80) 1270a2344b9eSJaganath Kanakkassery 12716b49bcb4SJaganath Kanakkassery /* Extended advertising support */ 12726b49bcb4SJaganath Kanakkassery #define ext_adv_capable(dev) (((dev)->le_features[1] & HCI_LE_EXT_ADV)) 12736b49bcb4SJaganath Kanakkassery 12741da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 127520714bfeSFrédéric Dalleau #define HCI_PROTO_DEFER 0x01 127620714bfeSFrédéric Dalleau 12775a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 127820714bfeSFrédéric Dalleau __u8 type, __u8 *flags) 12791da177e4SLinus Torvalds { 1280686ebf28SUlisses Furquim switch (type) { 1281686ebf28SUlisses Furquim case ACL_LINK: 1282686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 12831da177e4SLinus Torvalds 1284686ebf28SUlisses Furquim case SCO_LINK: 1285686ebf28SUlisses Furquim case ESCO_LINK: 128620714bfeSFrédéric Dalleau return sco_connect_ind(hdev, bdaddr, flags); 12871da177e4SLinus Torvalds 1288686ebf28SUlisses Furquim default: 1289686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 1290686ebf28SUlisses Furquim return -EINVAL; 1291686ebf28SUlisses Furquim } 12921da177e4SLinus Torvalds } 12931da177e4SLinus Torvalds 12942950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 12952950f21aSMarcel Holtmann { 1296686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1297686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 12982950f21aSMarcel Holtmann 1299686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 13002950f21aSMarcel Holtmann } 13012950f21aSMarcel Holtmann 13021da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 13031da177e4SLinus Torvalds struct hci_cb { 13041da177e4SLinus Torvalds struct list_head list; 13051da177e4SLinus Torvalds 13061da177e4SLinus Torvalds char *name; 13071da177e4SLinus Torvalds 1308539c496dSJohan Hedberg void (*connect_cfm) (struct hci_conn *conn, __u8 status); 13093a6d576bSJohan Hedberg void (*disconn_cfm) (struct hci_conn *conn, __u8 status); 13105a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 13115a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 13121da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 13131da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 13141da177e4SLinus Torvalds }; 13151da177e4SLinus Torvalds 1316539c496dSJohan Hedberg static inline void hci_connect_cfm(struct hci_conn *conn, __u8 status) 1317539c496dSJohan Hedberg { 1318539c496dSJohan Hedberg struct hci_cb *cb; 1319539c496dSJohan Hedberg 1320539c496dSJohan Hedberg mutex_lock(&hci_cb_list_lock); 1321539c496dSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 1322539c496dSJohan Hedberg if (cb->connect_cfm) 1323539c496dSJohan Hedberg cb->connect_cfm(conn, status); 1324539c496dSJohan Hedberg } 1325539c496dSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1326539c496dSJohan Hedberg 1327539c496dSJohan Hedberg if (conn->connect_cfm_cb) 1328539c496dSJohan Hedberg conn->connect_cfm_cb(conn, status); 1329539c496dSJohan Hedberg } 1330539c496dSJohan Hedberg 13313a6d576bSJohan Hedberg static inline void hci_disconn_cfm(struct hci_conn *conn, __u8 reason) 13323a6d576bSJohan Hedberg { 13333a6d576bSJohan Hedberg struct hci_cb *cb; 13343a6d576bSJohan Hedberg 13353a6d576bSJohan Hedberg mutex_lock(&hci_cb_list_lock); 13363a6d576bSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 13373a6d576bSJohan Hedberg if (cb->disconn_cfm) 13383a6d576bSJohan Hedberg cb->disconn_cfm(conn, reason); 13393a6d576bSJohan Hedberg } 13403a6d576bSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 13413a6d576bSJohan Hedberg 13423a6d576bSJohan Hedberg if (conn->disconn_cfm_cb) 13433a6d576bSJohan Hedberg conn->disconn_cfm_cb(conn, reason); 13443a6d576bSJohan Hedberg } 13453a6d576bSJohan Hedberg 13461da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 13471da177e4SLinus Torvalds { 1348711584eaSDenis Kirjanov struct hci_cb *cb; 13498c1b2355SMarcel Holtmann __u8 encrypt; 13501da177e4SLinus Torvalds 135151a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 13528c1b2355SMarcel Holtmann return; 13538c1b2355SMarcel Holtmann 13544dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 13558c1b2355SMarcel Holtmann 1356fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1357711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 13588c1b2355SMarcel Holtmann if (cb->security_cfm) 13598c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 13601da177e4SLinus Torvalds } 1361fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1362354fe804SJohan Hedberg 1363354fe804SJohan Hedberg if (conn->security_cfm_cb) 1364354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 13651da177e4SLinus Torvalds } 13661da177e4SLinus Torvalds 13675a9d0a3fSWaldemar Rymarkiewicz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, 13685a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 13691da177e4SLinus Torvalds { 1370711584eaSDenis Kirjanov struct hci_cb *cb; 13711da177e4SLinus Torvalds 1372435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 1373435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 1374435fef20SMarcel Holtmann 137588167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 137688167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 137788167aedSVinicius Costa Gomes 1378fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1379711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 13808c1b2355SMarcel Holtmann if (cb->security_cfm) 13818c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 13821da177e4SLinus Torvalds } 1383fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1384354fe804SJohan Hedberg 1385354fe804SJohan Hedberg if (conn->security_cfm_cb) 1386354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 13871da177e4SLinus Torvalds } 13881da177e4SLinus Torvalds 13891da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 13901da177e4SLinus Torvalds { 1391711584eaSDenis Kirjanov struct hci_cb *cb; 13921da177e4SLinus Torvalds 1393fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1394711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 13951da177e4SLinus Torvalds if (cb->key_change_cfm) 13961da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 13971da177e4SLinus Torvalds } 1398fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 13991da177e4SLinus Torvalds } 14001da177e4SLinus Torvalds 14015a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 14025a9d0a3fSWaldemar Rymarkiewicz __u8 role) 14031da177e4SLinus Torvalds { 1404711584eaSDenis Kirjanov struct hci_cb *cb; 14051da177e4SLinus Torvalds 1406fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1407711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 14081da177e4SLinus Torvalds if (cb->role_switch_cfm) 14091da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 14101da177e4SLinus Torvalds } 1411fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 14121da177e4SLinus Torvalds } 14131da177e4SLinus Torvalds 14140d3b7f64SJohan Hedberg static inline void *eir_get_data(u8 *eir, size_t eir_len, u8 type, 14150d3b7f64SJohan Hedberg size_t *data_len) 14166759a675SJohan Hedberg { 141784d9d071SJohan Hedberg size_t parsed = 0; 14186759a675SJohan Hedberg 14190d3b7f64SJohan Hedberg if (eir_len < 2) 14200d3b7f64SJohan Hedberg return NULL; 14216c0c331eSJohan Hedberg 14220d3b7f64SJohan Hedberg while (parsed < eir_len - 1) { 14230d3b7f64SJohan Hedberg u8 field_len = eir[0]; 14246759a675SJohan Hedberg 14256759a675SJohan Hedberg if (field_len == 0) 14266759a675SJohan Hedberg break; 14276759a675SJohan Hedberg 14286759a675SJohan Hedberg parsed += field_len + 1; 14296759a675SJohan Hedberg 14300d3b7f64SJohan Hedberg if (parsed > eir_len) 14316759a675SJohan Hedberg break; 14326759a675SJohan Hedberg 14330d3b7f64SJohan Hedberg if (eir[1] != type) { 14340d3b7f64SJohan Hedberg eir += field_len + 1; 14350d3b7f64SJohan Hedberg continue; 14366759a675SJohan Hedberg } 14376759a675SJohan Hedberg 14380d3b7f64SJohan Hedberg /* Zero length data */ 14390d3b7f64SJohan Hedberg if (field_len == 1) 14400d3b7f64SJohan Hedberg return NULL; 14410d3b7f64SJohan Hedberg 14420d3b7f64SJohan Hedberg if (data_len) 14430d3b7f64SJohan Hedberg *data_len = field_len - 1; 14440d3b7f64SJohan Hedberg 14450d3b7f64SJohan Hedberg return &eir[2]; 14460d3b7f64SJohan Hedberg } 14470d3b7f64SJohan Hedberg 14480d3b7f64SJohan Hedberg return NULL; 14496759a675SJohan Hedberg } 14506759a675SJohan Hedberg 1451301cb2d8SJohan Hedberg static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) 1452301cb2d8SJohan Hedberg { 1453dbbfa2abSAndre Guedes if (addr_type != ADDR_LE_DEV_RANDOM) 1454301cb2d8SJohan Hedberg return false; 1455301cb2d8SJohan Hedberg 1456301cb2d8SJohan Hedberg if ((bdaddr->b[5] & 0xc0) == 0x40) 1457301cb2d8SJohan Hedberg return true; 1458301cb2d8SJohan Hedberg 1459301cb2d8SJohan Hedberg return false; 1460301cb2d8SJohan Hedberg } 1461301cb2d8SJohan Hedberg 1462c46245b3SJohan Hedberg static inline bool hci_is_identity_address(bdaddr_t *addr, u8 addr_type) 1463c46245b3SJohan Hedberg { 1464c46245b3SJohan Hedberg if (addr_type == ADDR_LE_DEV_PUBLIC) 1465c46245b3SJohan Hedberg return true; 1466c46245b3SJohan Hedberg 1467c46245b3SJohan Hedberg /* Check for Random Static address type */ 1468c46245b3SJohan Hedberg if ((addr->b[5] & 0xc0) == 0xc0) 1469c46245b3SJohan Hedberg return true; 1470c46245b3SJohan Hedberg 1471c46245b3SJohan Hedberg return false; 1472c46245b3SJohan Hedberg } 1473c46245b3SJohan Hedberg 14742426f3a5SJohan Hedberg static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, 14752426f3a5SJohan Hedberg bdaddr_t *bdaddr, u8 addr_type) 14762426f3a5SJohan Hedberg { 14772426f3a5SJohan Hedberg if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) 14782426f3a5SJohan Hedberg return NULL; 14792426f3a5SJohan Hedberg 14802426f3a5SJohan Hedberg return hci_find_irk_by_rpa(hdev, bdaddr); 14812426f3a5SJohan Hedberg } 14822426f3a5SJohan Hedberg 1483d4905f24SAndre Guedes static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, 1484d4905f24SAndre Guedes u16 to_multiplier) 1485d4905f24SAndre Guedes { 1486d4905f24SAndre Guedes u16 max_latency; 1487d4905f24SAndre Guedes 1488d4905f24SAndre Guedes if (min > max || min < 6 || max > 3200) 1489d4905f24SAndre Guedes return -EINVAL; 1490d4905f24SAndre Guedes 1491d4905f24SAndre Guedes if (to_multiplier < 10 || to_multiplier > 3200) 1492d4905f24SAndre Guedes return -EINVAL; 1493d4905f24SAndre Guedes 1494d4905f24SAndre Guedes if (max >= to_multiplier * 8) 1495d4905f24SAndre Guedes return -EINVAL; 1496d4905f24SAndre Guedes 14978757825bSSeungyoun Ju max_latency = (to_multiplier * 4 / max) - 1; 1498d4905f24SAndre Guedes if (latency > 499 || latency > max_latency) 1499d4905f24SAndre Guedes return -EINVAL; 1500d4905f24SAndre Guedes 1501d4905f24SAndre Guedes return 0; 1502d4905f24SAndre Guedes } 1503d4905f24SAndre Guedes 15041da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 15051da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 15061da177e4SLinus Torvalds 150775e84b7cSJohan Hedberg struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 150807dc93ddSJohan Hedberg const void *param, u32 timeout); 15097b1abbbeSJohan Hedberg struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, 151007dc93ddSJohan Hedberg const void *param, u8 event, u32 timeout); 1511d6ee6ad7SLoic Poulain int __hci_cmd_send(struct hci_dev *hdev, u16 opcode, u32 plen, 1512d6ee6ad7SLoic Poulain const void *param); 151375e84b7cSJohan Hedberg 151407dc93ddSJohan Hedberg int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, 151507dc93ddSJohan Hedberg const void *param); 151673d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 15170d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 15181da177e4SLinus Torvalds 1519a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 15201da177e4SLinus Torvalds 1521fbef168fSLoic Poulain struct sk_buff *hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 1522fbef168fSLoic Poulain const void *param, u32 timeout); 1523fbef168fSLoic Poulain 1524eab2404bSLuiz Augusto von Dentz u32 hci_conn_get_phy(struct hci_conn *conn); 1525eab2404bSLuiz Augusto von Dentz 15261da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 1527470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 15287129069eSJohan Hedberg void hci_send_to_channel(unsigned short channel, struct sk_buff *skb, 1529c08b1a1dSMarcel Holtmann int flag, struct sock *skip_sk); 1530cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 153138ceaa00SMarcel Holtmann void hci_send_monitor_ctrl_event(struct hci_dev *hdev, u16 event, 153238ceaa00SMarcel Holtmann void *data, u16 data_len, ktime_t tstamp, 153338ceaa00SMarcel Holtmann int flag, struct sock *skip_sk); 15341da177e4SLinus Torvalds 1535040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 1536040030efSMarcel Holtmann 1537a958452aSMarcel Holtmann #define HCI_MGMT_VAR_LEN BIT(0) 1538a958452aSMarcel Holtmann #define HCI_MGMT_NO_HDEV BIT(1) 1539a958452aSMarcel Holtmann #define HCI_MGMT_UNTRUSTED BIT(2) 1540a958452aSMarcel Holtmann #define HCI_MGMT_UNCONFIGURED BIT(3) 1541b9a245fbSJohan Hedberg 1542801c1e8dSJohan Hedberg struct hci_mgmt_handler { 1543801c1e8dSJohan Hedberg int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, 1544801c1e8dSJohan Hedberg u16 data_len); 1545801c1e8dSJohan Hedberg size_t data_len; 1546b9a245fbSJohan Hedberg unsigned long flags; 1547801c1e8dSJohan Hedberg }; 1548801c1e8dSJohan Hedberg 1549801c1e8dSJohan Hedberg struct hci_mgmt_chan { 1550801c1e8dSJohan Hedberg struct list_head list; 1551801c1e8dSJohan Hedberg unsigned short channel; 1552801c1e8dSJohan Hedberg size_t handler_count; 1553801c1e8dSJohan Hedberg const struct hci_mgmt_handler *handlers; 155488b94ce9SJohan Hedberg void (*hdev_init) (struct sock *sk, struct hci_dev *hdev); 1555801c1e8dSJohan Hedberg }; 1556801c1e8dSJohan Hedberg 1557801c1e8dSJohan Hedberg int hci_mgmt_chan_register(struct hci_mgmt_chan *c); 1558801c1e8dSJohan Hedberg void hci_mgmt_chan_unregister(struct hci_mgmt_chan *c); 1559801c1e8dSJohan Hedberg 15600381101fSJohan Hedberg /* Management interface */ 1561591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 1562591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 1563591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1564591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 1565591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 1566591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1567f39799f5SAndre Guedes 15680d8cc935SAndre Guedes /* These LE scan and inquiry parameters were chosen according to LE General 15690d8cc935SAndre Guedes * Discovery Procedure specification. 15700d8cc935SAndre Guedes */ 15710d8cc935SAndre Guedes #define DISCOV_LE_SCAN_WIN 0x12 15720d8cc935SAndre Guedes #define DISCOV_LE_SCAN_INT 0x12 15733d5a76f0SLukasz Rymanowski #define DISCOV_LE_TIMEOUT 10240 /* msec */ 1574ae55f598SLukasz Rymanowski #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ 15750d8cc935SAndre Guedes #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 15760d8cc935SAndre Guedes #define DISCOV_BREDR_INQUIRY_LEN 0x08 15774b0e0cedSJakub Pawlowski #define DISCOV_LE_RESTART_DELAY msecs_to_jiffies(200) /* msec */ 1578ad4a6795SSpoorthi Ravishankar Koppad #define DISCOV_LE_FAST_ADV_INT_MIN 100 /* msec */ 1579ad4a6795SSpoorthi Ravishankar Koppad #define DISCOV_LE_FAST_ADV_INT_MAX 150 /* msec */ 15800d8cc935SAndre Guedes 158103c979c4SMarcel Holtmann void mgmt_fill_version_info(void *ver); 158291a668b0SJohan Hedberg int mgmt_new_settings(struct hci_dev *hdev); 1583bf6b56dbSMarcel Holtmann void mgmt_index_added(struct hci_dev *hdev); 1584bf6b56dbSMarcel Holtmann void mgmt_index_removed(struct hci_dev *hdev); 15853eec705eSMarcel Holtmann void mgmt_set_powered_failed(struct hci_dev *hdev, int err); 15862ff13894SJohan Hedberg void mgmt_power_on(struct hci_dev *hdev, int err); 15872ff13894SJohan Hedberg void __mgmt_power_off(struct hci_dev *hdev); 1588dc4a5ee2SMarcel Holtmann void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 1589745c0ce3SVishal Agarwal bool persistent); 159048ec92faSAlfonso Acosta void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, 159148ec92faSAlfonso Acosta u32 flags, u8 *name, u8 name_len); 15929b80ec5eSMarcel Holtmann void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 159312d4a3b2SJohan Hedberg u8 link_type, u8 addr_type, u8 reason, 159412d4a3b2SJohan Hedberg bool mgmt_connected); 15957892924cSMarcel Holtmann void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 159688c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1597445608d0SMarcel Holtmann void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 159848264f06SJohan Hedberg u8 addr_type, u8 status); 1599ce0e4a0dSMarcel Holtmann void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 1600e669cf80SMarcel Holtmann void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1601c35938b2SSzymon Janc u8 status); 16023eb38528SMarcel Holtmann void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1603744cf19eSJohan Hedberg u8 status); 1604744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 160539adbffeSJohan Hedberg u8 link_type, u8 addr_type, u32 value, 1606272d90dfSJohan Hedberg u8 confirm_hint); 1607744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1608272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1609272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1610272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1611272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1612272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1613604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1614272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1615272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1616272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 161792a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, 161892a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey, 161992a25256SJohan Hedberg u8 entered); 1620e1e930f5SJohan Hedberg void mgmt_auth_failed(struct hci_conn *conn, u8 status); 1621464996aeSMarcel Holtmann void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 16223e248560SMarcel Holtmann void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 16234e1b0245SMarcel Holtmann void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 16247f9a903cSMarcel Holtmann u8 status); 16257667da34SMarcel Holtmann void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 1626e68f072bSJohan Hedberg void mgmt_start_discovery_complete(struct hci_dev *hdev, u8 status); 16272154d3f4SJohan Hedberg void mgmt_stop_discovery_complete(struct hci_dev *hdev, u8 status); 1628901801b9SMarcel Holtmann void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1629af58925cSMarcel Holtmann u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, 1630af58925cSMarcel Holtmann u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len); 16319cf12aeeSMarcel Holtmann void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1632b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 16332f1e063bSMarcel Holtmann void mgmt_discovering(struct hci_dev *hdev, u8 discovering); 163484c61d92SJohan Hedberg bool mgmt_powering_down(struct hci_dev *hdev); 163553ac6ab6SMarcel Holtmann void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); 1636cad20c27SJohan Hedberg void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk, bool persistent); 163753ac6ab6SMarcel Holtmann void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, 163853ac6ab6SMarcel Holtmann bool persistent); 1639ffb5a827SAndre Guedes void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, 1640f4869e2aSJohan Hedberg u8 bdaddr_type, u8 store_hint, u16 min_interval, 1641f4869e2aSJohan Hedberg u16 max_interval, u16 latency, u16 timeout); 1642f4a407beSJohan Hedberg void mgmt_smp_complete(struct hci_conn *conn, bool complete); 1643f2252570SJohan Hedberg bool mgmt_get_connectable(struct hci_dev *hdev); 164453c0ba74SJohan Hedberg void mgmt_set_connectable_complete(struct hci_dev *hdev, u8 status); 1645aed1a885SJohan Hedberg void mgmt_set_discoverable_complete(struct hci_dev *hdev, u8 status); 1646f2252570SJohan Hedberg u8 mgmt_get_adv_discov_flags(struct hci_dev *hdev); 1647f2252570SJohan Hedberg void mgmt_advertising_added(struct sock *sk, struct hci_dev *hdev, 1648f2252570SJohan Hedberg u8 instance); 1649f2252570SJohan Hedberg void mgmt_advertising_removed(struct sock *sk, struct hci_dev *hdev, 1650f2252570SJohan Hedberg u8 instance); 1651b7c23df8SJaganath Kanakkassery int mgmt_phy_configuration_changed(struct hci_dev *hdev, struct sock *skip); 1652346af67bSVinicius Costa Gomes 16537d6ca693SJohan Hedberg u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, 16547d6ca693SJohan Hedberg u16 to_multiplier); 1655fe39c7b2SMarcel Holtmann void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, 16568b76ce34SJohan Hedberg __u8 ltk[16], __u8 key_size); 16572519a1fcSAndre Guedes 1658a1f4c318SJohan Hedberg void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, 1659a1f4c318SJohan Hedberg u8 *bdaddr_type); 1660ebd3a747SJohan Hedberg 16615d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_MASK 0x0003 16625d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_CVSD 0x0000 16635d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_TRANSP 0x0003 16645d4d62f6SFrédéric Dalleau 16651da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1666