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, 1130d2c9825SAbhishek Pandit-Subedi BT_SUSPEND_CONFIGURE_WAKE, 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 1398baaa403SAbhishek Pandit-Subedi struct bdaddr_list_with_flags { 1408baaa403SAbhishek Pandit-Subedi struct list_head list; 1418baaa403SAbhishek Pandit-Subedi bdaddr_t bdaddr; 1428baaa403SAbhishek Pandit-Subedi u8 bdaddr_type; 1438baaa403SAbhishek Pandit-Subedi u32 current_flags; 1448baaa403SAbhishek Pandit-Subedi }; 1458baaa403SAbhishek Pandit-Subedi 1462aeb9a1aSJohan Hedberg struct bt_uuid { 1472aeb9a1aSJohan Hedberg struct list_head list; 1482aeb9a1aSJohan Hedberg u8 uuid[16]; 14983be8ecaSJohan Hedberg u8 size; 1501aff6f09SJohan Hedberg u8 svc_hint; 1512aeb9a1aSJohan Hedberg }; 1522aeb9a1aSJohan Hedberg 153600a8749SAlain Michaud struct blocked_key { 154600a8749SAlain Michaud struct list_head list; 155600a8749SAlain Michaud struct rcu_head rcu; 156600a8749SAlain Michaud u8 type; 157600a8749SAlain Michaud u8 val[16]; 158600a8749SAlain Michaud }; 159600a8749SAlain Michaud 1607ee4ea36SMarcel Holtmann struct smp_csrk { 1617ee4ea36SMarcel Holtmann bdaddr_t bdaddr; 1627ee4ea36SMarcel Holtmann u8 bdaddr_type; 1634cd3928aSJohan Hedberg u8 type; 1647ee4ea36SMarcel Holtmann u8 val[16]; 1657ee4ea36SMarcel Holtmann }; 1667ee4ea36SMarcel Holtmann 167b899efafSVinicius Costa Gomes struct smp_ltk { 168b899efafSVinicius Costa Gomes struct list_head list; 169970d0f1bSJohan Hedberg struct rcu_head rcu; 170b899efafSVinicius Costa Gomes bdaddr_t bdaddr; 171b899efafSVinicius Costa Gomes u8 bdaddr_type; 172b899efafSVinicius Costa Gomes u8 authenticated; 173b899efafSVinicius Costa Gomes u8 type; 174b899efafSVinicius Costa Gomes u8 enc_size; 175b899efafSVinicius Costa Gomes __le16 ediv; 176fe39c7b2SMarcel Holtmann __le64 rand; 177b899efafSVinicius Costa Gomes u8 val[16]; 17803c515d7SMarcel Holtmann }; 179b899efafSVinicius Costa Gomes 180970c4e46SJohan Hedberg struct smp_irk { 181970c4e46SJohan Hedberg struct list_head list; 182adae20cbSJohan Hedberg struct rcu_head rcu; 183970c4e46SJohan Hedberg bdaddr_t rpa; 184970c4e46SJohan Hedberg bdaddr_t bdaddr; 185970c4e46SJohan Hedberg u8 addr_type; 186970c4e46SJohan Hedberg u8 val[16]; 187970c4e46SJohan Hedberg }; 188970c4e46SJohan Hedberg 18955ed8ca1SJohan Hedberg struct link_key { 19055ed8ca1SJohan Hedberg struct list_head list; 1910378b597SJohan Hedberg struct rcu_head rcu; 19255ed8ca1SJohan Hedberg bdaddr_t bdaddr; 19355ed8ca1SJohan Hedberg u8 type; 1949b3b4460SAndrei Emeltchenko u8 val[HCI_LINK_KEY_SIZE]; 19555ed8ca1SJohan Hedberg u8 pin_len; 19655ed8ca1SJohan Hedberg }; 19755ed8ca1SJohan Hedberg 1982763eda6SSzymon Janc struct oob_data { 1992763eda6SSzymon Janc struct list_head list; 2002763eda6SSzymon Janc bdaddr_t bdaddr; 2016928a924SJohan Hedberg u8 bdaddr_type; 202f7697b16SMarcel Holtmann u8 present; 203519ca9d0SMarcel Holtmann u8 hash192[16]; 20438da1703SJohan Hedberg u8 rand192[16]; 205519ca9d0SMarcel Holtmann u8 hash256[16]; 20638da1703SJohan Hedberg u8 rand256[16]; 2072763eda6SSzymon Janc }; 2082763eda6SSzymon Janc 209203fea01SArman Uguray struct adv_info { 210d2609b34SFlorian Grandel struct list_head list; 211fffd38bcSFlorian Grandel bool pending; 212203fea01SArman Uguray __u8 instance; 213203fea01SArman Uguray __u32 flags; 214912098a6SArman Uguray __u16 timeout; 2155d900e46SFlorian Grandel __u16 remaining_time; 216d2609b34SFlorian Grandel __u16 duration; 217203fea01SArman Uguray __u16 adv_data_len; 218203fea01SArman Uguray __u8 adv_data[HCI_MAX_AD_LENGTH]; 219203fea01SArman Uguray __u16 scan_rsp_len; 220203fea01SArman Uguray __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; 221de181e88SJaganath Kanakkassery __s8 tx_power; 222a73c046aSJaganath Kanakkassery bdaddr_t random_addr; 223a73c046aSJaganath Kanakkassery bool rpa_expired; 224a73c046aSJaganath Kanakkassery struct delayed_work rpa_expired_cb; 225203fea01SArman Uguray }; 226203fea01SArman Uguray 227db25be66SFlorian Grandel #define HCI_MAX_ADV_INSTANCES 5 228d2609b34SFlorian Grandel #define HCI_DEFAULT_ADV_DURATION 2 229d2609b34SFlorian Grandel 230490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10 231490c5babSJohan Hedberg 232d5bb334aSMarcel Holtmann /* Min encryption key size to match with SMP */ 233d5bb334aSMarcel Holtmann #define HCI_MIN_ENC_KEY_SIZE 7 234d5bb334aSMarcel Holtmann 235d6bfd59cSJohan Hedberg /* Default LE RPA expiry time, 15 minutes */ 236d6bfd59cSJohan Hedberg #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) 237d6bfd59cSJohan Hedberg 23831ad1691SAndrzej Kaczmarek /* Default min/max age of connection information (1s/3s) */ 23931ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MIN_AGE 1000 24031ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MAX_AGE 3000 241302975cbSSpoorthi Ravishankar Koppad /* Default authenticated payload timeout 30s */ 242302975cbSSpoorthi Ravishankar Koppad #define DEFAULT_AUTH_PAYLOAD_TIMEOUT 0x0bb8 24331ad1691SAndrzej Kaczmarek 244903e4541SAndrei Emeltchenko struct amp_assoc { 245903e4541SAndrei Emeltchenko __u16 len; 246903e4541SAndrei Emeltchenko __u16 offset; 24793c284eeSAndrei Emeltchenko __u16 rem_len; 24893c284eeSAndrei Emeltchenko __u16 len_so_far; 249903e4541SAndrei Emeltchenko __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; 250903e4541SAndrei Emeltchenko }; 251903e4541SAndrei Emeltchenko 252d2c5d77fSJohan Hedberg #define HCI_MAX_PAGES 3 253cad718edSJohan Hedberg 2541da177e4SLinus Torvalds struct hci_dev { 2551da177e4SLinus Torvalds struct list_head list; 25609fd0de5SGustavo F. Padovan struct mutex lock; 2571da177e4SLinus Torvalds 2581da177e4SLinus Torvalds char name[8]; 2591da177e4SLinus Torvalds unsigned long flags; 2601da177e4SLinus Torvalds __u16 id; 261c13854ceSMarcel Holtmann __u8 bus; 262943da25dSMarcel Holtmann __u8 dev_type; 2631da177e4SLinus Torvalds bdaddr_t bdaddr; 264e30d3f5fSMarcel Holtmann bdaddr_t setup_addr; 26524c457e2SMarcel Holtmann bdaddr_t public_addr; 2667a4cd51dSMarcel Holtmann bdaddr_t random_addr; 267d13eafceSMarcel Holtmann bdaddr_t static_addr; 26856ed2cb8SJohan Hedberg __u8 adv_addr_type; 2691f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 270490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; 27180a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 272c4960ecfSMichał Narajowski __u16 appearance; 273a9de9248SMarcel Holtmann __u8 dev_class[3]; 2741aff6f09SJohan Hedberg __u8 major_class; 2751aff6f09SJohan Hedberg __u8 minor_class; 276d2c5d77fSJohan Hedberg __u8 max_page; 277cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 27860e77321SJohan Hedberg __u8 le_features[8]; 279cf1d081fSJohan Hedberg __u8 le_white_list_size; 280cfdb0c2dSAnkit Navik __u8 le_resolv_list_size; 2816b49bcb4SJaganath Kanakkassery __u8 le_num_of_adv_sets; 2829b008c04SJohan Hedberg __u8 le_states[8]; 283a9de9248SMarcel Holtmann __u8 commands[64]; 2841143e5a6SMarcel Holtmann __u8 hci_ver; 2851143e5a6SMarcel Holtmann __u16 hci_rev; 286d5859e22SJohan Hedberg __u8 lmp_ver; 2871143e5a6SMarcel Holtmann __u16 manufacturer; 2887d69230cSAndrei Emeltchenko __u16 lmp_subver; 2891da177e4SLinus Torvalds __u16 voice_setting; 290b4cb9fb2SMarcel Holtmann __u8 num_iac; 291c2f0f979SMarcel Holtmann __u8 stored_max_keys; 292c2f0f979SMarcel Holtmann __u8 stored_num_keys; 29317fa4b9dSJohan Hedberg __u8 io_capability; 29491c4e9b1SMarcel Holtmann __s8 inq_tx_power; 29500bce3fbSAlain Michaud __u8 err_data_reporting; 296f332ec66SJohan Hedberg __u16 page_scan_interval; 297f332ec66SJohan Hedberg __u16 page_scan_window; 298f332ec66SJohan Hedberg __u8 page_scan_type; 2993f959d46SMarcel Holtmann __u8 le_adv_channel_map; 300628531c9SGeorg Lukas __u16 le_adv_min_interval; 301628531c9SGeorg Lukas __u16 le_adv_max_interval; 302533553f8SMarcel Holtmann __u8 le_scan_type; 303bef64738SMarcel Holtmann __u16 le_scan_interval; 304bef64738SMarcel Holtmann __u16 le_scan_window; 30510873f99SAlain Michaud __u16 le_scan_int_suspend; 30610873f99SAlain Michaud __u16 le_scan_window_suspend; 30710873f99SAlain Michaud __u16 le_scan_int_discovery; 30810873f99SAlain Michaud __u16 le_scan_window_discovery; 30910873f99SAlain Michaud __u16 le_scan_int_adv_monitor; 31010873f99SAlain Michaud __u16 le_scan_window_adv_monitor; 31110873f99SAlain Michaud __u16 le_scan_int_connect; 31210873f99SAlain Michaud __u16 le_scan_window_connect; 3134e70c7e7SMarcel Holtmann __u16 le_conn_min_interval; 3144e70c7e7SMarcel Holtmann __u16 le_conn_max_interval; 31504fb7d90SMarcel Holtmann __u16 le_conn_latency; 31604fb7d90SMarcel Holtmann __u16 le_supv_timeout; 317a8e1bfaaSMarcel Holtmann __u16 le_def_tx_len; 318a8e1bfaaSMarcel Holtmann __u16 le_def_tx_time; 319a8e1bfaaSMarcel Holtmann __u16 le_max_tx_len; 320a8e1bfaaSMarcel Holtmann __u16 le_max_tx_time; 321a8e1bfaaSMarcel Holtmann __u16 le_max_rx_len; 322a8e1bfaaSMarcel Holtmann __u16 le_max_rx_time; 32330d65e08SMatias Karhumaa __u8 le_max_key_size; 32430d65e08SMatias Karhumaa __u8 le_min_key_size; 325b9a7a61eSLukasz Rymanowski __u16 discov_interleaved_timeout; 32631ad1691SAndrzej Kaczmarek __u16 conn_info_min_age; 32731ad1691SAndrzej Kaczmarek __u16 conn_info_max_age; 328302975cbSSpoorthi Ravishankar Koppad __u16 auth_payload_timeout; 32958a96fc3SMarcel Holtmann __u8 min_enc_key_size; 330a4790360SMarcel Holtmann __u8 max_enc_key_size; 331a4790360SMarcel Holtmann __u8 pairing_opts; 33206f5b778SMarcel Holtmann __u8 ssp_debug_mode; 333c7741d16SMarcel Holtmann __u8 hw_error_code; 33433f35721SJohan Hedberg __u32 clock; 335f332ec66SJohan Hedberg 3362b9be137SMarcel Holtmann __u16 devid_source; 3372b9be137SMarcel Holtmann __u16 devid_vendor; 3382b9be137SMarcel Holtmann __u16 devid_product; 3392b9be137SMarcel Holtmann __u16 devid_version; 3401da177e4SLinus Torvalds 34110873f99SAlain Michaud __u8 def_page_scan_type; 34210873f99SAlain Michaud __u16 def_page_scan_int; 34310873f99SAlain Michaud __u16 def_page_scan_window; 34410873f99SAlain Michaud __u8 def_inq_scan_type; 34510873f99SAlain Michaud __u16 def_inq_scan_int; 34610873f99SAlain Michaud __u16 def_inq_scan_window; 34710873f99SAlain Michaud __u16 def_br_lsto; 34810873f99SAlain Michaud __u16 def_page_timeout; 34910873f99SAlain Michaud __u16 def_multi_adv_rotation_duration; 35010873f99SAlain Michaud 3511da177e4SLinus Torvalds __u16 pkt_type; 3525b7f9909SMarcel Holtmann __u16 esco_type; 3531da177e4SLinus Torvalds __u16 link_policy; 3541da177e4SLinus Torvalds __u16 link_mode; 3551da177e4SLinus Torvalds 35604837f64SMarcel Holtmann __u32 idle_timeout; 35704837f64SMarcel Holtmann __u16 sniff_min_interval; 35804837f64SMarcel Holtmann __u16 sniff_max_interval; 35904837f64SMarcel Holtmann 360928abaa7SAndrei Emeltchenko __u8 amp_status; 361928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 362928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 363928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 364928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 365928abaa7SAndrei Emeltchenko __u8 amp_type; 366928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 367928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 368928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 369928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 370928abaa7SAndrei Emeltchenko 371903e4541SAndrei Emeltchenko struct amp_assoc loc_assoc; 372903e4541SAndrei Emeltchenko 3731e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 3741e89cffbSAndrei Emeltchenko 3759f61656aSJohan Hedberg unsigned int auto_accept_delay; 3769f61656aSJohan Hedberg 3771da177e4SLinus Torvalds unsigned long quirks; 3781da177e4SLinus Torvalds 3791da177e4SLinus Torvalds atomic_t cmd_cnt; 3801da177e4SLinus Torvalds unsigned int acl_cnt; 3811da177e4SLinus Torvalds unsigned int sco_cnt; 3826ed58ec5SVille Tervo unsigned int le_cnt; 3831da177e4SLinus Torvalds 3841da177e4SLinus Torvalds unsigned int acl_mtu; 3851da177e4SLinus Torvalds unsigned int sco_mtu; 3866ed58ec5SVille Tervo unsigned int le_mtu; 3871da177e4SLinus Torvalds unsigned int acl_pkts; 3881da177e4SLinus Torvalds unsigned int sco_pkts; 3896ed58ec5SVille Tervo unsigned int le_pkts; 3901da177e4SLinus Torvalds 391350ee4cfSAndrei Emeltchenko __u16 block_len; 392350ee4cfSAndrei Emeltchenko __u16 block_mtu; 393350ee4cfSAndrei Emeltchenko __u16 num_blocks; 394350ee4cfSAndrei Emeltchenko __u16 block_cnt; 395350ee4cfSAndrei Emeltchenko 3961da177e4SLinus Torvalds unsigned long acl_last_tx; 3971da177e4SLinus Torvalds unsigned long sco_last_tx; 3986ed58ec5SVille Tervo unsigned long le_last_tx; 3991da177e4SLinus Torvalds 4006decb5b4SJaganath Kanakkassery __u8 le_tx_def_phys; 4016decb5b4SJaganath Kanakkassery __u8 le_rx_def_phys; 4026decb5b4SJaganath Kanakkassery 403f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 4046ead1bbcSJohan Hedberg struct workqueue_struct *req_workqueue; 405f48fd9c8SMarcel Holtmann 406ab81cbf9SJohan Hedberg struct work_struct power_on; 4073243553fSJohan Hedberg struct delayed_work power_off; 408c7741d16SMarcel Holtmann struct work_struct error_reset; 409ab81cbf9SJohan Hedberg 41016ab91abSJohan Hedberg __u16 discov_timeout; 41116ab91abSJohan Hedberg struct delayed_work discov_off; 41216ab91abSJohan Hedberg 4137d78525dSJohan Hedberg struct delayed_work service_cache; 4147d78525dSJohan Hedberg 41565cc2b49SMarcel Holtmann struct delayed_work cmd_timer; 416b78752ccSMarcel Holtmann 417b78752ccSMarcel Holtmann struct work_struct rx_work; 418c347b765SGustavo F. Padovan struct work_struct cmd_work; 4193eff45eaSGustavo F. Padovan struct work_struct tx_work; 4201da177e4SLinus Torvalds 421e68f072bSJohan Hedberg struct work_struct discov_update; 4222e93e53bSJohan Hedberg struct work_struct bg_scan_update; 42301b1cb87SJohan Hedberg struct work_struct scan_update; 42453c0ba74SJohan Hedberg struct work_struct connectable_update; 425aed1a885SJohan Hedberg struct work_struct discoverable_update; 4267c1fbed2SJohan Hedberg struct delayed_work le_scan_disable; 4277c1fbed2SJohan Hedberg struct delayed_work le_scan_restart; 4282e93e53bSJohan Hedberg 4291da177e4SLinus Torvalds struct sk_buff_head rx_q; 4301da177e4SLinus Torvalds struct sk_buff_head raw_q; 4311da177e4SLinus Torvalds struct sk_buff_head cmd_q; 4321da177e4SLinus Torvalds 4331da177e4SLinus Torvalds struct sk_buff *sent_cmd; 4341da177e4SLinus Torvalds 435a6a67efdSThomas Gleixner struct mutex req_lock; 4361da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 4371da177e4SLinus Torvalds __u32 req_status; 4381da177e4SLinus Torvalds __u32 req_result; 439f60cb305SJohan Hedberg struct sk_buff *req_skb; 440a5040efaSJohan Hedberg 44170db83c4SJohan Hedberg void *smp_data; 442ef8efe4bSJohan Hedberg void *smp_bredr_data; 4432e58ef3eSJohan Hedberg 44430883512SJohan Hedberg struct discovery_state discovery; 4459952d90eSAbhishek Pandit-Subedi 4464867bd00SAbhishek Pandit-Subedi int discovery_old_state; 4474867bd00SAbhishek Pandit-Subedi bool discovery_paused; 4484867bd00SAbhishek Pandit-Subedi int advertising_old_state; 4494867bd00SAbhishek Pandit-Subedi bool advertising_paused; 4504867bd00SAbhishek Pandit-Subedi 4519952d90eSAbhishek Pandit-Subedi struct notifier_block suspend_notifier; 4529952d90eSAbhishek Pandit-Subedi struct work_struct suspend_prepare; 4539952d90eSAbhishek Pandit-Subedi enum suspended_state suspend_state_next; 4549952d90eSAbhishek Pandit-Subedi enum suspended_state suspend_state; 4554f40afc6SAbhishek Pandit-Subedi bool scanning_paused; 4564f40afc6SAbhishek Pandit-Subedi bool suspended; 4579952d90eSAbhishek Pandit-Subedi 4589952d90eSAbhishek Pandit-Subedi wait_queue_head_t suspend_wait_q; 4599952d90eSAbhishek Pandit-Subedi DECLARE_BITMAP(suspend_tasks, __SUSPEND_NUM_TASKS); 4609952d90eSAbhishek Pandit-Subedi 4611da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 4625c136e90SAndre Guedes 4635c136e90SAndre Guedes struct list_head mgmt_pending; 464ea4bd8baSDavid Miller struct list_head blacklist; 4656659358eSJohan Hedberg struct list_head whitelist; 4664f40afc6SAbhishek Pandit-Subedi struct list_head wakeable; 4672aeb9a1aSJohan Hedberg struct list_head uuids; 46855ed8ca1SJohan Hedberg struct list_head link_keys; 469b899efafSVinicius Costa Gomes struct list_head long_term_keys; 470970c4e46SJohan Hedberg struct list_head identity_resolving_keys; 4712763eda6SSzymon Janc struct list_head remote_oob_data; 472d2ab0ac1SMarcel Holtmann struct list_head le_white_list; 473cfdb0c2dSAnkit Navik struct list_head le_resolv_list; 47415819a70SAndre Guedes struct list_head le_conn_params; 47577a77a30SAndre Guedes struct list_head pend_le_conns; 47666f8455aSJohan Hedberg struct list_head pend_le_reports; 477600a8749SAlain Michaud struct list_head blocked_keys; 4782763eda6SSzymon Janc 4791da177e4SLinus Torvalds struct hci_dev_stats stat; 4801da177e4SLinus Torvalds 4811da177e4SLinus Torvalds atomic_t promisc; 4821da177e4SLinus Torvalds 4835177a838SMarcel Holtmann const char *hw_info; 4845177a838SMarcel Holtmann const char *fw_info; 485ca325f69SMarcel Holtmann struct dentry *debugfs; 486ca325f69SMarcel Holtmann 487a91f2e39SMarcel Holtmann struct device dev; 4881da177e4SLinus Torvalds 489611b30f7SMarcel Holtmann struct rfkill *rfkill; 490611b30f7SMarcel Holtmann 491eacb44dfSMarcel Holtmann DECLARE_BITMAP(dev_flags, __HCI_NUM_FLAGS); 492d23264a8SAndre Guedes 4938fa19098SJohan Hedberg __s8 adv_tx_power; 4943f0f524bSJohan Hedberg __u8 adv_data[HCI_MAX_AD_LENGTH]; 4953f0f524bSJohan Hedberg __u8 adv_data_len; 496f8e808bdSMarcel Holtmann __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; 497f8e808bdSMarcel Holtmann __u8 scan_rsp_data_len; 4988fa19098SJohan Hedberg 499d2609b34SFlorian Grandel struct list_head adv_instances; 500d2609b34SFlorian Grandel unsigned int adv_instance_cnt; 501d2609b34SFlorian Grandel __u8 cur_adv_instance; 5025d900e46SFlorian Grandel __u16 adv_instance_timeout; 5035d900e46SFlorian Grandel struct delayed_work adv_instance_expire; 504203fea01SArman Uguray 505863efaf2SJohan Hedberg __u8 irk[16]; 506d6bfd59cSJohan Hedberg __u32 rpa_timeout; 507d6bfd59cSJohan Hedberg struct delayed_work rpa_expired; 5082b5224dcSMarcel Holtmann bdaddr_t rpa; 509863efaf2SJohan Hedberg 51053f863a6SMarcel Holtmann #if IS_ENABLED(CONFIG_BT_LEDS) 5116d5d2ee6SHeiner Kallweit struct led_trigger *power_led; 51253f863a6SMarcel Holtmann #endif 5136d5d2ee6SHeiner Kallweit 514145373cbSMiao-chen Chou #if IS_ENABLED(CONFIG_BT_MSFTEXT) 515145373cbSMiao-chen Chou __u16 msft_opcode; 516145373cbSMiao-chen Chou void *msft_data; 517145373cbSMiao-chen Chou #endif 518145373cbSMiao-chen Chou 5191da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 5201da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 5211da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 522f41c70c4SMarcel Holtmann int (*setup)(struct hci_dev *hdev); 523a44fecbdSTedd Ho-Jeong An int (*shutdown)(struct hci_dev *hdev); 5247bd8f09fSMarcel Holtmann int (*send)(struct hci_dev *hdev, struct sk_buff *skb); 5251da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 526c7741d16SMarcel Holtmann void (*hw_error)(struct hci_dev *hdev, u8 code); 52798a63aafSMarcel Holtmann int (*post_init)(struct hci_dev *hdev); 5284b4113d6SMarcel Holtmann int (*set_diag)(struct hci_dev *hdev, bool enable); 52924c457e2SMarcel Holtmann int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr); 530e2bef384SRajat Jain void (*cmd_timeout)(struct hci_dev *hdev); 53181dafad5SAbhishek Pandit-Subedi bool (*prevent_wake)(struct hci_dev *hdev); 5321da177e4SLinus Torvalds }; 5331da177e4SLinus Torvalds 53453502d69SAndrei Emeltchenko #define HCI_PHY_HANDLE(handle) (handle & 0xff) 53553502d69SAndrei Emeltchenko 5361da177e4SLinus Torvalds struct hci_conn { 5371da177e4SLinus Torvalds struct list_head list; 5381da177e4SLinus Torvalds 5391da177e4SLinus Torvalds atomic_t refcnt; 5401da177e4SLinus Torvalds 5411da177e4SLinus Torvalds bdaddr_t dst; 54229b7988aSAndre Guedes __u8 dst_type; 543662e8820SMarcel Holtmann bdaddr_t src; 544e7c4096eSMarcel Holtmann __u8 src_type; 545cb1d68f7SJohan Hedberg bdaddr_t init_addr; 546cb1d68f7SJohan Hedberg __u8 init_addr_type; 547cb1d68f7SJohan Hedberg bdaddr_t resp_addr; 548cb1d68f7SJohan Hedberg __u8 resp_addr_type; 5491da177e4SLinus Torvalds __u16 handle; 5501da177e4SLinus Torvalds __u16 state; 55104837f64SMarcel Holtmann __u8 mode; 5521da177e4SLinus Torvalds __u8 type; 55340bef302SJohan Hedberg __u8 role; 554a0c808b3SJohan Hedberg bool out; 5554c67bc74SMarcel Holtmann __u8 attempt; 5561da177e4SLinus Torvalds __u8 dev_class[3]; 557cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 558a8746417SMarcel Holtmann __u16 pkt_type; 55904837f64SMarcel Holtmann __u16 link_policy; 56013d39315SWaldemar Rymarkiewicz __u8 key_type; 56140be492fSMarcel Holtmann __u8 auth_type; 5628c1b2355SMarcel Holtmann __u8 sec_level; 563765c2a96SJohan Hedberg __u8 pending_sec_level; 564980e1a53SJohan Hedberg __u8 pin_length; 565726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 56617fa4b9dSJohan Hedberg __u8 io_capability; 56792a25256SJohan Hedberg __u32 passkey_notify; 56892a25256SJohan Hedberg __u8 passkey_entered; 569052b30b0SMarcel Holtmann __u16 disc_timeout; 57009ae260bSJohan Hedberg __u16 conn_timeout; 57110c62ddcSFrédéric Dalleau __u16 setting; 572302975cbSSpoorthi Ravishankar Koppad __u16 auth_payload_timeout; 5731e406eefSAndre Guedes __u16 le_conn_min_interval; 5741e406eefSAndre Guedes __u16 le_conn_max_interval; 575e04fde60SMarcel Holtmann __u16 le_conn_interval; 576e04fde60SMarcel Holtmann __u16 le_conn_latency; 577e04fde60SMarcel Holtmann __u16 le_supv_timeout; 578fd45ada9SAlfonso Acosta __u8 le_adv_data[HCI_MAX_AD_LENGTH]; 579fd45ada9SAlfonso Acosta __u8 le_adv_data_len; 5801efd927dSLuiz Augusto von Dentz __u8 le_tx_phy; 5811efd927dSLuiz Augusto von Dentz __u8 le_rx_phy; 5825ae76a94SAndrzej Kaczmarek __s8 rssi; 5835a134faeSAndrzej Kaczmarek __s8 tx_power; 584d0455ed9SAndrzej Kaczmarek __s8 max_tx_power; 58551a8efd7SJohan Hedberg unsigned long flags; 5861da177e4SLinus Torvalds 58733f35721SJohan Hedberg __u32 clock; 58833f35721SJohan Hedberg __u16 clock_accuracy; 58933f35721SJohan Hedberg 590dd983808SAndrzej Kaczmarek unsigned long conn_info_timestamp; 591dd983808SAndrzej Kaczmarek 59203b555e1SJohan Hedberg __u8 remote_cap; 59303b555e1SJohan Hedberg __u8 remote_auth; 5943161ae1cSAndrei Emeltchenko __u8 remote_id; 59503b555e1SJohan Hedberg 5961da177e4SLinus Torvalds unsigned int sent; 5971da177e4SLinus Torvalds 5981da177e4SLinus Torvalds struct sk_buff_head data_q; 5992c33c06aSGustavo F. Padovan struct list_head chan_list; 6001da177e4SLinus Torvalds 60119c40e3bSGustavo F. Padovan struct delayed_work disc_work; 6027bc18d9dSJohan Hedberg struct delayed_work auto_accept_work; 603a74a84f6SJohan Hedberg struct delayed_work idle_work; 6049489eca4SJohan Hedberg struct delayed_work le_conn_timeout; 6058ce783dcSJohan Hedberg struct work_struct le_scan_cleanup; 6061da177e4SLinus Torvalds 607b219e3acSMarcel Holtmann struct device dev; 60823b9ceb7SMarcel Holtmann struct dentry *debugfs; 609b219e3acSMarcel Holtmann 6101da177e4SLinus Torvalds struct hci_dev *hdev; 6111da177e4SLinus Torvalds void *l2cap_data; 6121da177e4SLinus Torvalds void *sco_data; 6139740e49dSAndrei Emeltchenko struct amp_mgr *amp_mgr; 6141da177e4SLinus Torvalds 6151da177e4SLinus Torvalds struct hci_conn *link; 616e9a416b5SJohan Hedberg 617e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 618e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 619e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 6201da177e4SLinus Torvalds }; 6211da177e4SLinus Torvalds 62273d80debSLuiz Augusto von Dentz struct hci_chan { 62373d80debSLuiz Augusto von Dentz struct list_head list; 62442c4e53eSAndrei Emeltchenko __u16 handle; 62573d80debSLuiz Augusto von Dentz struct hci_conn *conn; 62673d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 62773d80debSLuiz Augusto von Dentz unsigned int sent; 628168df8e5SMat Martineau __u8 state; 62973d80debSLuiz Augusto von Dentz }; 63073d80debSLuiz Augusto von Dentz 63115819a70SAndre Guedes struct hci_conn_params { 63215819a70SAndre Guedes struct list_head list; 63393450c75SJohan Hedberg struct list_head action; 63415819a70SAndre Guedes 63515819a70SAndre Guedes bdaddr_t addr; 63615819a70SAndre Guedes u8 addr_type; 63715819a70SAndre Guedes 63815819a70SAndre Guedes u16 conn_min_interval; 63915819a70SAndre Guedes u16 conn_max_interval; 640f044eb05SMarcel Holtmann u16 conn_latency; 641f044eb05SMarcel Holtmann u16 supervision_timeout; 6429fcb18efSAndre Guedes 6439fcb18efSAndre Guedes enum { 6449fcb18efSAndre Guedes HCI_AUTO_CONN_DISABLED, 645a3451d27SJohan Hedberg HCI_AUTO_CONN_REPORT, 6464b9e7e75SMarcel Holtmann HCI_AUTO_CONN_DIRECT, 6479fcb18efSAndre Guedes HCI_AUTO_CONN_ALWAYS, 6489fcb18efSAndre Guedes HCI_AUTO_CONN_LINK_LOSS, 649158e9218SJakub Pawlowski HCI_AUTO_CONN_EXPLICIT, 6509fcb18efSAndre Guedes } auto_connect; 651f161dd41SJohan Hedberg 652f161dd41SJohan Hedberg struct hci_conn *conn; 653158e9218SJakub Pawlowski bool explicit_connect; 654dd522a74SAbhishek Pandit-Subedi bool wakeable; 65515819a70SAndre Guedes }; 65615819a70SAndre Guedes 6571da177e4SLinus Torvalds extern struct list_head hci_dev_list; 6581da177e4SLinus Torvalds extern struct list_head hci_cb_list; 6591da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 660fba7ecf0SJohan Hedberg extern struct mutex hci_cb_list_lock; 6611da177e4SLinus Torvalds 662eacb44dfSMarcel Holtmann #define hci_dev_set_flag(hdev, nr) set_bit((nr), (hdev)->dev_flags) 663eacb44dfSMarcel Holtmann #define hci_dev_clear_flag(hdev, nr) clear_bit((nr), (hdev)->dev_flags) 664eacb44dfSMarcel Holtmann #define hci_dev_change_flag(hdev, nr) change_bit((nr), (hdev)->dev_flags) 665eacb44dfSMarcel Holtmann #define hci_dev_test_flag(hdev, nr) test_bit((nr), (hdev)->dev_flags) 666eacb44dfSMarcel Holtmann #define hci_dev_test_and_set_flag(hdev, nr) test_and_set_bit((nr), (hdev)->dev_flags) 667eacb44dfSMarcel Holtmann #define hci_dev_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), (hdev)->dev_flags) 668eacb44dfSMarcel Holtmann #define hci_dev_test_and_change_flag(hdev, nr) test_and_change_bit((nr), (hdev)->dev_flags) 669d7a5a11dSMarcel Holtmann 670eacb44dfSMarcel Holtmann #define hci_dev_clear_volatile_flags(hdev) \ 671eacb44dfSMarcel Holtmann do { \ 672eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_SCAN); \ 673eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_ADV); \ 6742eb71a3aSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LL_RPA_RESOLUTION);\ 675eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_PERIODIC_INQ); \ 676eacb44dfSMarcel Holtmann } while (0) 677516018a9SMarcel Holtmann 678686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 679e74e58f8SJoe Perches int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 680e74e58f8SJoe Perches int l2cap_disconn_ind(struct hci_conn *hcon); 6819b4c3336SArron Wang void l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 682686ebf28SUlisses Furquim 683ff50e8afSArron Wang #if IS_ENABLED(CONFIG_BT_BREDR) 684e74e58f8SJoe Perches int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); 6859b4c3336SArron Wang void sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 686ff50e8afSArron Wang #else 687ff50e8afSArron Wang static inline int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 688ff50e8afSArron Wang __u8 *flags) 689ff50e8afSArron Wang { 690ff50e8afSArron Wang return 0; 691ff50e8afSArron Wang } 692ff50e8afSArron Wang 693ff50e8afSArron Wang static inline void sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb) 694ff50e8afSArron Wang { 695ff50e8afSArron Wang } 696ff50e8afSArron Wang #endif 697686ebf28SUlisses Furquim 6981da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 69970f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 70070f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 7011da177e4SLinus Torvalds 70230883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 7031da177e4SLinus Torvalds { 704ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 70530883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 70630883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 70730883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 708da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 70937eab042SJakub Pawlowski hdev->discovery.rssi = HCI_RSSI_INVALID; 7101da177e4SLinus Torvalds } 7111da177e4SLinus Torvalds 7120256325eSMarcel Holtmann static inline void hci_discovery_filter_clear(struct hci_dev *hdev) 7130256325eSMarcel Holtmann { 71482f8b651SJakub Pawlowski hdev->discovery.result_filtering = false; 715da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 7160256325eSMarcel Holtmann hdev->discovery.rssi = HCI_RSSI_INVALID; 7170256325eSMarcel Holtmann hdev->discovery.uuid_count = 0; 7180256325eSMarcel Holtmann kfree(hdev->discovery.uuids); 7190256325eSMarcel Holtmann hdev->discovery.uuids = NULL; 7202d28cfe7SJakub Pawlowski hdev->discovery.scan_start = 0; 7212d28cfe7SJakub Pawlowski hdev->discovery.scan_duration = 0; 7220256325eSMarcel Holtmann } 7230256325eSMarcel Holtmann 72430dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 72530dc78e1SJohan Hedberg 726ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 727ff9ef578SJohan Hedberg 7281da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 7291da177e4SLinus Torvalds { 73030883512SJohan Hedberg return list_empty(&hdev->discovery.all); 7311da177e4SLinus Torvalds } 7321da177e4SLinus Torvalds 7331da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 7341da177e4SLinus Torvalds { 73530883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 7361da177e4SLinus Torvalds return jiffies - c->timestamp; 7371da177e4SLinus Torvalds } 7381da177e4SLinus Torvalds 7391da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 7401da177e4SLinus Torvalds { 7411da177e4SLinus Torvalds return jiffies - e->timestamp; 7421da177e4SLinus Torvalds } 7431da177e4SLinus Torvalds 7445a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 7455a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 746561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 747561aafbcSJohan Hedberg bdaddr_t *bdaddr); 74830dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 74930dc78e1SJohan Hedberg bdaddr_t *bdaddr, 75030dc78e1SJohan Hedberg int state); 751a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 752a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 753af58925cSMarcel Holtmann u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 754af58925cSMarcel Holtmann bool name_known); 7551f9b9a5dSAndre Guedes void hci_inquiry_cache_flush(struct hci_dev *hdev); 7561da177e4SLinus Torvalds 7571da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 7581da177e4SLinus Torvalds enum { 7591da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 76019f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 7611da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 76204837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 76304837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 764e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 765b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 76658a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 767eb9a8f3fSMarcel Holtmann HCI_CONN_SC_ENABLED, 768abf76badSMarcel Holtmann HCI_CONN_AES_CCM, 76958a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 770af6a9c32SJohan Hedberg HCI_CONN_FLUSH_KEY, 7714dae2798SJohan Hedberg HCI_CONN_ENCRYPT, 7724dae2798SJohan Hedberg HCI_CONN_AUTH, 7734dae2798SJohan Hedberg HCI_CONN_SECURE, 7744dae2798SJohan Hedberg HCI_CONN_FIPS, 775fe59a05fSJohan Hedberg HCI_CONN_STK_ENCRYPT, 776977f8fceSJohan Hedberg HCI_CONN_AUTH_INITIATOR, 777f94b665dSJohan Hedberg HCI_CONN_DROP, 77889cbb063SAlfonso Acosta HCI_CONN_PARAM_REMOVAL_PEND, 779fe8bc5acSJohan Hedberg HCI_CONN_NEW_LINK_KEY, 780158e9218SJakub Pawlowski HCI_CONN_SCANNING, 781160b9251SSzymon Janc HCI_CONN_AUTH_FAILURE, 7821da177e4SLinus Torvalds }; 7831da177e4SLinus Torvalds 784aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 785aa64a8b5SJohan Hedberg { 786aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 787d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SSP_ENABLED) && 788c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 789aa64a8b5SJohan Hedberg } 790aa64a8b5SJohan Hedberg 791eb9a8f3fSMarcel Holtmann static inline bool hci_conn_sc_enabled(struct hci_conn *conn) 792eb9a8f3fSMarcel Holtmann { 793eb9a8f3fSMarcel Holtmann struct hci_dev *hdev = conn->hdev; 794d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SC_ENABLED) && 795eb9a8f3fSMarcel Holtmann test_bit(HCI_CONN_SC_ENABLED, &conn->flags); 796eb9a8f3fSMarcel Holtmann } 797eb9a8f3fSMarcel Holtmann 7981da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 7991da177e4SLinus Torvalds { 8001da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 801bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 802fcd89c09SVille Tervo switch (c->type) { 803fcd89c09SVille Tervo case ACL_LINK: 8041da177e4SLinus Torvalds h->acl_num++; 805fcd89c09SVille Tervo break; 806bd1eb66bSAndrei Emeltchenko case AMP_LINK: 807bd1eb66bSAndrei Emeltchenko h->amp_num++; 808bd1eb66bSAndrei Emeltchenko break; 809fcd89c09SVille Tervo case LE_LINK: 810fcd89c09SVille Tervo h->le_num++; 811f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 812f8218dc6SJohan Hedberg h->le_num_slave++; 813fcd89c09SVille Tervo break; 814fcd89c09SVille Tervo case SCO_LINK: 815fcd89c09SVille Tervo case ESCO_LINK: 8161da177e4SLinus Torvalds h->sco_num++; 817fcd89c09SVille Tervo break; 818fcd89c09SVille Tervo } 8191da177e4SLinus Torvalds } 8201da177e4SLinus Torvalds 8211da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 8221da177e4SLinus Torvalds { 8231da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 824bf4c6325SGustavo F. Padovan 825bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 826bf4c6325SGustavo F. Padovan synchronize_rcu(); 827bf4c6325SGustavo F. Padovan 828fcd89c09SVille Tervo switch (c->type) { 829fcd89c09SVille Tervo case ACL_LINK: 8301da177e4SLinus Torvalds h->acl_num--; 831fcd89c09SVille Tervo break; 832bd1eb66bSAndrei Emeltchenko case AMP_LINK: 833bd1eb66bSAndrei Emeltchenko h->amp_num--; 834bd1eb66bSAndrei Emeltchenko break; 835fcd89c09SVille Tervo case LE_LINK: 836fcd89c09SVille Tervo h->le_num--; 837f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 838f8218dc6SJohan Hedberg h->le_num_slave--; 839fcd89c09SVille Tervo break; 840fcd89c09SVille Tervo case SCO_LINK: 841fcd89c09SVille Tervo case ESCO_LINK: 8421da177e4SLinus Torvalds h->sco_num--; 843fcd89c09SVille Tervo break; 844fcd89c09SVille Tervo } 8451da177e4SLinus Torvalds } 8461da177e4SLinus Torvalds 84752087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 84852087a79SLuiz Augusto von Dentz { 84952087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 85052087a79SLuiz Augusto von Dentz switch (type) { 85152087a79SLuiz Augusto von Dentz case ACL_LINK: 85252087a79SLuiz Augusto von Dentz return h->acl_num; 853bd1eb66bSAndrei Emeltchenko case AMP_LINK: 854bd1eb66bSAndrei Emeltchenko return h->amp_num; 85552087a79SLuiz Augusto von Dentz case LE_LINK: 85652087a79SLuiz Augusto von Dentz return h->le_num; 85752087a79SLuiz Augusto von Dentz case SCO_LINK: 85852087a79SLuiz Augusto von Dentz case ESCO_LINK: 85952087a79SLuiz Augusto von Dentz return h->sco_num; 86052087a79SLuiz Augusto von Dentz default: 86152087a79SLuiz Augusto von Dentz return 0; 86252087a79SLuiz Augusto von Dentz } 86352087a79SLuiz Augusto von Dentz } 86452087a79SLuiz Augusto von Dentz 865f4f07505SJohan Hedberg static inline unsigned int hci_conn_count(struct hci_dev *hdev) 866f4f07505SJohan Hedberg { 867f4f07505SJohan Hedberg struct hci_conn_hash *c = &hdev->conn_hash; 868f4f07505SJohan Hedberg 869f4f07505SJohan Hedberg return c->acl_num + c->amp_num + c->sco_num + c->le_num; 870f4f07505SJohan Hedberg } 871f4f07505SJohan Hedberg 872845472e8SMarcel Holtmann static inline __u8 hci_conn_lookup_type(struct hci_dev *hdev, __u16 handle) 873845472e8SMarcel Holtmann { 874845472e8SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 875845472e8SMarcel Holtmann struct hci_conn *c; 876845472e8SMarcel Holtmann __u8 type = INVALID_LINK; 877845472e8SMarcel Holtmann 878845472e8SMarcel Holtmann rcu_read_lock(); 879845472e8SMarcel Holtmann 880845472e8SMarcel Holtmann list_for_each_entry_rcu(c, &h->list, list) { 881845472e8SMarcel Holtmann if (c->handle == handle) { 882845472e8SMarcel Holtmann type = c->type; 883845472e8SMarcel Holtmann break; 884845472e8SMarcel Holtmann } 885845472e8SMarcel Holtmann } 886845472e8SMarcel Holtmann 887845472e8SMarcel Holtmann rcu_read_unlock(); 888845472e8SMarcel Holtmann 889845472e8SMarcel Holtmann return type; 890845472e8SMarcel Holtmann } 891845472e8SMarcel Holtmann 8921da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 8931da177e4SLinus Torvalds __u16 handle) 8941da177e4SLinus Torvalds { 8951da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 8961da177e4SLinus Torvalds struct hci_conn *c; 8971da177e4SLinus Torvalds 898bf4c6325SGustavo F. Padovan rcu_read_lock(); 899bf4c6325SGustavo F. Padovan 900bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 901bf4c6325SGustavo F. Padovan if (c->handle == handle) { 902bf4c6325SGustavo F. Padovan rcu_read_unlock(); 9031da177e4SLinus Torvalds return c; 9041da177e4SLinus Torvalds } 905bf4c6325SGustavo F. Padovan } 906bf4c6325SGustavo F. Padovan rcu_read_unlock(); 907bf4c6325SGustavo F. Padovan 9081da177e4SLinus Torvalds return NULL; 9091da177e4SLinus Torvalds } 9101da177e4SLinus Torvalds 9111da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 9121da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 9131da177e4SLinus Torvalds { 9141da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 9151da177e4SLinus Torvalds struct hci_conn *c; 9161da177e4SLinus Torvalds 917bf4c6325SGustavo F. Padovan rcu_read_lock(); 918bf4c6325SGustavo F. Padovan 919bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 920bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 921bf4c6325SGustavo F. Padovan rcu_read_unlock(); 9221da177e4SLinus Torvalds return c; 9231da177e4SLinus Torvalds } 924bf4c6325SGustavo F. Padovan } 925bf4c6325SGustavo F. Padovan 926bf4c6325SGustavo F. Padovan rcu_read_unlock(); 927bf4c6325SGustavo F. Padovan 9281da177e4SLinus Torvalds return NULL; 9291da177e4SLinus Torvalds } 9301da177e4SLinus Torvalds 9311b51c7b6SJohan Hedberg static inline struct hci_conn *hci_conn_hash_lookup_le(struct hci_dev *hdev, 9321b51c7b6SJohan Hedberg bdaddr_t *ba, 9331b51c7b6SJohan Hedberg __u8 ba_type) 9341b51c7b6SJohan Hedberg { 9351b51c7b6SJohan Hedberg struct hci_conn_hash *h = &hdev->conn_hash; 9361b51c7b6SJohan Hedberg struct hci_conn *c; 9371b51c7b6SJohan Hedberg 9381b51c7b6SJohan Hedberg rcu_read_lock(); 9391b51c7b6SJohan Hedberg 9401b51c7b6SJohan Hedberg list_for_each_entry_rcu(c, &h->list, list) { 9411b51c7b6SJohan Hedberg if (c->type != LE_LINK) 9421b51c7b6SJohan Hedberg continue; 9431b51c7b6SJohan Hedberg 9441b51c7b6SJohan Hedberg if (ba_type == c->dst_type && !bacmp(&c->dst, ba)) { 9451b51c7b6SJohan Hedberg rcu_read_unlock(); 9461b51c7b6SJohan Hedberg return c; 9471b51c7b6SJohan Hedberg } 9481b51c7b6SJohan Hedberg } 9491b51c7b6SJohan Hedberg 9501b51c7b6SJohan Hedberg rcu_read_unlock(); 9511b51c7b6SJohan Hedberg 9521b51c7b6SJohan Hedberg return NULL; 9531b51c7b6SJohan Hedberg } 9541b51c7b6SJohan Hedberg 9554c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 9564c67bc74SMarcel Holtmann __u8 type, __u16 state) 9574c67bc74SMarcel Holtmann { 9584c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 9594c67bc74SMarcel Holtmann struct hci_conn *c; 9604c67bc74SMarcel Holtmann 961bf4c6325SGustavo F. Padovan rcu_read_lock(); 962bf4c6325SGustavo F. Padovan 963bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 964bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 965bf4c6325SGustavo F. Padovan rcu_read_unlock(); 9664c67bc74SMarcel Holtmann return c; 9674c67bc74SMarcel Holtmann } 968bf4c6325SGustavo F. Padovan } 969bf4c6325SGustavo F. Padovan 970bf4c6325SGustavo F. Padovan rcu_read_unlock(); 971bf4c6325SGustavo F. Padovan 9724c67bc74SMarcel Holtmann return NULL; 9734c67bc74SMarcel Holtmann } 9744c67bc74SMarcel Holtmann 975e7d9ab73SJakub Pawlowski static inline struct hci_conn *hci_lookup_le_connect(struct hci_dev *hdev) 976e7d9ab73SJakub Pawlowski { 977e7d9ab73SJakub Pawlowski struct hci_conn_hash *h = &hdev->conn_hash; 978e7d9ab73SJakub Pawlowski struct hci_conn *c; 979e7d9ab73SJakub Pawlowski 980e7d9ab73SJakub Pawlowski rcu_read_lock(); 981e7d9ab73SJakub Pawlowski 982e7d9ab73SJakub Pawlowski list_for_each_entry_rcu(c, &h->list, list) { 983e7d9ab73SJakub Pawlowski if (c->type == LE_LINK && c->state == BT_CONNECT && 984e7d9ab73SJakub Pawlowski !test_bit(HCI_CONN_SCANNING, &c->flags)) { 985e7d9ab73SJakub Pawlowski rcu_read_unlock(); 986e7d9ab73SJakub Pawlowski return c; 987e7d9ab73SJakub Pawlowski } 988e7d9ab73SJakub Pawlowski } 989e7d9ab73SJakub Pawlowski 990e7d9ab73SJakub Pawlowski rcu_read_unlock(); 991e7d9ab73SJakub Pawlowski 992e7d9ab73SJakub Pawlowski return NULL; 993e7d9ab73SJakub Pawlowski } 994e7d9ab73SJakub Pawlowski 995e3b679d5SJohan Hedberg int hci_disconnect(struct hci_conn *conn, __u8 reason); 9962dea632fSFrédéric Dalleau bool hci_setup_sync(struct hci_conn *conn, __u16 handle); 997e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 9981da177e4SLinus Torvalds 999a5c4e309SJohan Hedberg struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst, 1000a5c4e309SJohan Hedberg u8 role); 10011da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 10021da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 1003a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 10041da177e4SLinus Torvalds 100573d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 10069472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan); 10072c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 100842c4e53eSAndrei Emeltchenko struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); 100973d80debSLuiz Augusto von Dentz 1010f75113a2SJakub Pawlowski struct hci_conn *hci_connect_le_scan(struct hci_dev *hdev, bdaddr_t *dst, 1011f75113a2SJakub Pawlowski u8 dst_type, u8 sec_level, 10120ad06aa6SJohan Hedberg u16 conn_timeout); 101304a6c589SAndre Guedes struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, 1014cdd6275eSJohan Hedberg u8 dst_type, u8 sec_level, u16 conn_timeout, 1015082f2300SSzymon Janc u8 role, bdaddr_t *direct_rpa); 101604a6c589SAndre Guedes struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, 101704a6c589SAndre Guedes u8 sec_level, u8 auth_type); 101810c62ddcSFrédéric Dalleau struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, 101910c62ddcSFrédéric Dalleau __u16 setting); 1020e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 1021b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 1022e7cafc45SJohan Hedberg int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, 1023e7cafc45SJohan Hedberg bool initiator); 10248c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 10251da177e4SLinus Torvalds 102614b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 10271da177e4SLinus Torvalds 102806c053fbSAndre Guedes void hci_le_conn_failed(struct hci_conn *conn, u8 status); 102906c053fbSAndre Guedes 10308d12356fSDavid Herrmann /* 10318d12356fSDavid Herrmann * hci_conn_get() and hci_conn_put() are used to control the life-time of an 10328d12356fSDavid Herrmann * "hci_conn" object. They do not guarantee that the hci_conn object is running, 10338d12356fSDavid Herrmann * working or anything else. They just guarantee that the object is available 10348d12356fSDavid Herrmann * and can be dereferenced. So you can use its locks, local variables and any 10358d12356fSDavid Herrmann * other constant data. 10368d12356fSDavid Herrmann * Before accessing runtime data, you _must_ lock the object and then check that 10378d12356fSDavid Herrmann * it is still running. As soon as you release the locks, the connection might 10388d12356fSDavid Herrmann * get dropped, though. 10398d12356fSDavid Herrmann * 10408d12356fSDavid Herrmann * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control 10418d12356fSDavid Herrmann * how long the underlying connection is held. So every channel that runs on the 10428d12356fSDavid Herrmann * hci_conn object calls this to prevent the connection from disappearing. As 10438d12356fSDavid Herrmann * long as you hold a device, you must also guarantee that you have a valid 10448d12356fSDavid Herrmann * reference to the device via hci_conn_get() (or the initial reference from 10458d12356fSDavid Herrmann * hci_conn_add()). 10468d12356fSDavid Herrmann * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't 10478d12356fSDavid Herrmann * break because nobody cares for that. But this means, we cannot use 10488d12356fSDavid Herrmann * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). 10498d12356fSDavid Herrmann */ 10508d12356fSDavid Herrmann 105151bb8457SJohan Hedberg static inline struct hci_conn *hci_conn_get(struct hci_conn *conn) 10528d12356fSDavid Herrmann { 10538d12356fSDavid Herrmann get_device(&conn->dev); 105451bb8457SJohan Hedberg return conn; 10558d12356fSDavid Herrmann } 10568d12356fSDavid Herrmann 10578d12356fSDavid Herrmann static inline void hci_conn_put(struct hci_conn *conn) 10588d12356fSDavid Herrmann { 10598d12356fSDavid Herrmann put_device(&conn->dev); 10608d12356fSDavid Herrmann } 10618d12356fSDavid Herrmann 10621da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 10631da177e4SLinus Torvalds { 106471becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 106538b3fef1SAndrei Emeltchenko 10661da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 10672f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 10681da177e4SLinus Torvalds } 10691da177e4SLinus Torvalds 107076a68ba0SDavid Herrmann static inline void hci_conn_drop(struct hci_conn *conn) 10711da177e4SLinus Torvalds { 107271becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 107338b3fef1SAndrei Emeltchenko 10741da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 107504837f64SMarcel Holtmann unsigned long timeo; 1076716e4ab5SAndrei Emeltchenko 1077716e4ab5SAndrei Emeltchenko switch (conn->type) { 1078716e4ab5SAndrei Emeltchenko case ACL_LINK: 1079716e4ab5SAndrei Emeltchenko case LE_LINK: 1080a74a84f6SJohan Hedberg cancel_delayed_work(&conn->idle_work); 10816ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 10825f246e89SAndrei Emeltchenko timeo = conn->disc_timeout; 108304837f64SMarcel Holtmann if (!conn->out) 1084052b30b0SMarcel Holtmann timeo *= 2; 10855a9d0a3fSWaldemar Rymarkiewicz } else { 1086eb78d7e5SJohan Hedberg timeo = 0; 10875a9d0a3fSWaldemar Rymarkiewicz } 1088716e4ab5SAndrei Emeltchenko break; 1089716e4ab5SAndrei Emeltchenko 1090716e4ab5SAndrei Emeltchenko case AMP_LINK: 1091716e4ab5SAndrei Emeltchenko timeo = conn->disc_timeout; 1092716e4ab5SAndrei Emeltchenko break; 1093716e4ab5SAndrei Emeltchenko 1094716e4ab5SAndrei Emeltchenko default: 1095eb78d7e5SJohan Hedberg timeo = 0; 1096716e4ab5SAndrei Emeltchenko break; 10975a9d0a3fSWaldemar Rymarkiewicz } 1098716e4ab5SAndrei Emeltchenko 10992f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 110019c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 11011931782bSVinicius Costa Gomes &conn->disc_work, timeo); 11021da177e4SLinus Torvalds } 11031da177e4SLinus Torvalds } 11041da177e4SLinus Torvalds 11051da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 1106dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 11071da177e4SLinus Torvalds { 1108376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 11092c935bc5SPeter Zijlstra kref_read(&d->dev.kobj.kref)); 1110376261aeSAndrei Emeltchenko 11114c724c71SDavid Herrmann put_device(&d->dev); 1112010666a1SDavid Herrmann } 11131da177e4SLinus Torvalds 1114dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 11151da177e4SLinus Torvalds { 1116376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 11172c935bc5SPeter Zijlstra kref_read(&d->dev.kobj.kref)); 1118376261aeSAndrei Emeltchenko 11194c724c71SDavid Herrmann get_device(&d->dev); 11201da177e4SLinus Torvalds return d; 11211da177e4SLinus Torvalds } 11221da177e4SLinus Torvalds 112309fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 112409fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 11251da177e4SLinus Torvalds 1126aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 11273dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 1128aa2b86d7SDavid Herrmann 1129155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 1130155961e8SDavid Herrmann { 1131155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 1132155961e8SDavid Herrmann } 1133155961e8SDavid Herrmann 1134155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 1135155961e8SDavid Herrmann { 1136155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 1137155961e8SDavid Herrmann } 1138155961e8SDavid Herrmann 11391da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 114039385cb5SJohan Hedberg struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src, u8 src_type); 11411da177e4SLinus Torvalds 11421da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 11431da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 11441da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 114559735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 11461da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 11471da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 114875e0569fSMarcel Holtmann int hci_reset_dev(struct hci_dev *hdev); 1149f962fe32SMarcel Holtmann int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); 1150f962fe32SMarcel Holtmann int hci_recv_diag(struct hci_dev *hdev, struct sk_buff *skb); 11511aabbbceSNicolas Iooss __printf(2, 3) void hci_set_hw_info(struct hci_dev *hdev, const char *fmt, ...); 11521aabbbceSNicolas Iooss __printf(2, 3) void hci_set_fw_info(struct hci_dev *hdev, const char *fmt, ...); 1153145373cbSMiao-chen Chou 1154145373cbSMiao-chen Chou static inline void hci_set_msft_opcode(struct hci_dev *hdev, __u16 opcode) 1155145373cbSMiao-chen Chou { 1156145373cbSMiao-chen Chou #if IS_ENABLED(CONFIG_BT_MSFTEXT) 1157145373cbSMiao-chen Chou hdev->msft_opcode = opcode; 1158145373cbSMiao-chen Chou #endif 1159145373cbSMiao-chen Chou } 1160145373cbSMiao-chen Chou 11611da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 11621da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 11636b3cc1dbSSimon Fels int hci_dev_do_close(struct hci_dev *hdev); 11641da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 11651da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 11661da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 11671da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 11681da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 11691da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 11701da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 117140be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 11721da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 11731da177e4SLinus Torvalds 1174dcc36c16SJohan Hedberg struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list, 1175b9ee0a78SMarcel Holtmann bdaddr_t *bdaddr, u8 type); 1176b950aa88SAnkit Navik struct bdaddr_list_with_irk *hci_bdaddr_list_lookup_with_irk( 1177b950aa88SAnkit Navik struct list_head *list, bdaddr_t *bdaddr, 1178b950aa88SAnkit Navik u8 type); 11798baaa403SAbhishek Pandit-Subedi struct bdaddr_list_with_flags * 11808baaa403SAbhishek Pandit-Subedi hci_bdaddr_list_lookup_with_flags(struct list_head *list, bdaddr_t *bdaddr, 11818baaa403SAbhishek Pandit-Subedi u8 type); 1182dcc36c16SJohan Hedberg int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type); 1183b950aa88SAnkit Navik int hci_bdaddr_list_add_with_irk(struct list_head *list, bdaddr_t *bdaddr, 1184b950aa88SAnkit Navik u8 type, u8 *peer_irk, u8 *local_irk); 11858baaa403SAbhishek Pandit-Subedi int hci_bdaddr_list_add_with_flags(struct list_head *list, bdaddr_t *bdaddr, 11868baaa403SAbhishek Pandit-Subedi u8 type, u32 flags); 1187dcc36c16SJohan Hedberg int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type); 1188b950aa88SAnkit Navik int hci_bdaddr_list_del_with_irk(struct list_head *list, bdaddr_t *bdaddr, 1189b950aa88SAnkit Navik u8 type); 11908baaa403SAbhishek Pandit-Subedi int hci_bdaddr_list_del_with_flags(struct list_head *list, bdaddr_t *bdaddr, 11918baaa403SAbhishek Pandit-Subedi u8 type); 1192dcc36c16SJohan Hedberg void hci_bdaddr_list_clear(struct list_head *list); 1193d2ab0ac1SMarcel Holtmann 119415819a70SAndre Guedes struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, 119515819a70SAndre Guedes bdaddr_t *addr, u8 addr_type); 119651d167c0SMarcel Holtmann struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, 119751d167c0SMarcel Holtmann bdaddr_t *addr, u8 addr_type); 119815819a70SAndre Guedes void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); 119955af49a8SJohan Hedberg void hci_conn_params_clear_disabled(struct hci_dev *hdev); 120015819a70SAndre Guedes 1201501f8827SJohan Hedberg struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, 1202501f8827SJohan Hedberg bdaddr_t *addr, 1203501f8827SJohan Hedberg u8 addr_type); 120477a77a30SAndre Guedes 120535f7498aSJohan Hedberg void hci_uuids_clear(struct hci_dev *hdev); 12062aeb9a1aSJohan Hedberg 120735f7498aSJohan Hedberg void hci_link_keys_clear(struct hci_dev *hdev); 120855ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 1209567fa2aaSJohan Hedberg struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, 12107652ff6aSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, 12117652ff6aSJohan Hedberg u8 pin_len, bool *persistent); 1212ca9142b8SJohan Hedberg struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 121335d70271SJohan Hedberg u8 addr_type, u8 type, u8 authenticated, 1214fe39c7b2SMarcel Holtmann u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); 1215f3a73d97SJohan Hedberg struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 1216e804d25dSJohan Hedberg u8 addr_type, u8 role); 1217e0b2b27eSJohan Hedberg int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); 121835f7498aSJohan Hedberg void hci_smp_ltks_clear(struct hci_dev *hdev); 121955ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 122055ed8ca1SJohan Hedberg 1221970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); 1222970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 1223970c4e46SJohan Hedberg u8 addr_type); 1224ca9142b8SJohan Hedberg struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, 1225ca9142b8SJohan Hedberg u8 addr_type, u8 val[16], bdaddr_t *rpa); 1226a7ec7338SJohan Hedberg void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); 1227600a8749SAlain Michaud bool hci_is_blocked_key(struct hci_dev *hdev, u8 type, u8 val[16]); 1228600a8749SAlain Michaud void hci_blocked_keys_clear(struct hci_dev *hdev); 1229970c4e46SJohan Hedberg void hci_smp_irks_clear(struct hci_dev *hdev); 1230970c4e46SJohan Hedberg 123155e76b38SJohan Hedberg bool hci_bdaddr_is_paired(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 123255e76b38SJohan Hedberg 123335f7498aSJohan Hedberg void hci_remote_oob_data_clear(struct hci_dev *hdev); 12342763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 12356928a924SJohan Hedberg bdaddr_t *bdaddr, u8 bdaddr_type); 12360798872eSMarcel Holtmann int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 12376928a924SJohan Hedberg u8 bdaddr_type, u8 *hash192, u8 *rand192, 123838da1703SJohan Hedberg u8 *hash256, u8 *rand256); 12396928a924SJohan Hedberg int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 12406928a924SJohan Hedberg u8 bdaddr_type); 12412763eda6SSzymon Janc 1242d2609b34SFlorian Grandel void hci_adv_instances_clear(struct hci_dev *hdev); 1243d2609b34SFlorian Grandel struct adv_info *hci_find_adv_instance(struct hci_dev *hdev, u8 instance); 1244d2609b34SFlorian Grandel struct adv_info *hci_get_next_instance(struct hci_dev *hdev, u8 instance); 1245d2609b34SFlorian Grandel int hci_add_adv_instance(struct hci_dev *hdev, u8 instance, u32 flags, 1246d2609b34SFlorian Grandel u16 adv_data_len, u8 *adv_data, 1247d2609b34SFlorian Grandel u16 scan_rsp_len, u8 *scan_rsp_data, 1248d2609b34SFlorian Grandel u16 timeout, u16 duration); 1249d2609b34SFlorian Grandel int hci_remove_adv_instance(struct hci_dev *hdev, u8 instance); 1250a73c046aSJaganath Kanakkassery void hci_adv_instances_set_rpa_expired(struct hci_dev *hdev, bool rpa_expired); 1251d2609b34SFlorian Grandel 12521da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 12531da177e4SLinus Torvalds 12540ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 1255a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 1256b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 1257b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 12581da177e4SLinus Torvalds 12596935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 12601da177e4SLinus Torvalds 12611da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 1262cad718edSJohan Hedberg #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) 1263cad718edSJohan Hedberg #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) 1264cad718edSJohan Hedberg #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) 1265cad718edSJohan Hedberg #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) 1266cad718edSJohan Hedberg #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) 1267cad718edSJohan Hedberg #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) 1268cad718edSJohan Hedberg #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) 1269cad718edSJohan Hedberg #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) 1270cad718edSJohan Hedberg #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) 1271cad718edSJohan Hedberg #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) 1272cad718edSJohan Hedberg #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) 1273cad718edSJohan Hedberg #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) 1274cad718edSJohan Hedberg #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) 1275cad718edSJohan Hedberg #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) 1276cad718edSJohan Hedberg #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) 1277cad718edSJohan Hedberg #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) 1278cad718edSJohan Hedberg #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) 1279cad718edSJohan Hedberg #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) 128007a5c61eSFrédéric Dalleau #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) 12815075b972SJaganath Kanakkassery #define lmp_edr_2m_capable(dev) ((dev)->features[0][3] & LMP_EDR_2M) 12825075b972SJaganath Kanakkassery #define lmp_edr_3m_capable(dev) ((dev)->features[0][3] & LMP_EDR_3M) 12835075b972SJaganath Kanakkassery #define lmp_edr_3slot_capable(dev) ((dev)->features[0][4] & LMP_EDR_3SLOT) 12845075b972SJaganath Kanakkassery #define lmp_edr_5slot_capable(dev) ((dev)->features[0][5] & LMP_EDR_5SLOT) 12851da177e4SLinus Torvalds 1286eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 128753b834d2SMarcel Holtmann #define lmp_csb_master_capable(dev) ((dev)->features[2][0] & LMP_CSB_MASTER) 128853b834d2SMarcel Holtmann #define lmp_csb_slave_capable(dev) ((dev)->features[2][0] & LMP_CSB_SLAVE) 128953b834d2SMarcel Holtmann #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) 129053b834d2SMarcel Holtmann #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) 1291d5991585SMarcel Holtmann #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) 1292d5991585SMarcel Holtmann #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) 129353b834d2SMarcel Holtmann 129453b834d2SMarcel Holtmann /* ----- Host capabilities ----- */ 1295cad718edSJohan Hedberg #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) 1296d5991585SMarcel Holtmann #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) 1297cad718edSJohan Hedberg #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) 1298cad718edSJohan Hedberg #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) 1299eead27daSAndre Guedes 1300d7a5a11dSMarcel Holtmann #define hdev_is_powered(dev) (test_bit(HCI_UP, &(dev)->flags) && \ 1301d7a5a11dSMarcel Holtmann !hci_dev_test_flag(dev, HCI_AUTO_OFF)) 130205b3c3e7SMarcel Holtmann #define bredr_sc_enabled(dev) (lmp_sc_capable(dev) && \ 1303d7a5a11dSMarcel Holtmann hci_dev_test_flag(dev, HCI_SC_ENABLED)) 1304432df05eSJohan Hedberg 130545bdd86eSJaganath Kanakkassery #define scan_1m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_1M) || \ 130645bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_1M)) 130745bdd86eSJaganath Kanakkassery 130845bdd86eSJaganath Kanakkassery #define scan_2m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_2M) || \ 130945bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_2M)) 131045bdd86eSJaganath Kanakkassery 131145bdd86eSJaganath Kanakkassery #define scan_coded(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_CODED) || \ 131245bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_CODED)) 131345bdd86eSJaganath Kanakkassery 1314a2344b9eSJaganath Kanakkassery /* Use ext scanning if set ext scan param and ext scan enable is supported */ 1315a2344b9eSJaganath Kanakkassery #define use_ext_scan(dev) (((dev)->commands[37] & 0x20) && \ 1316a2344b9eSJaganath Kanakkassery ((dev)->commands[37] & 0x40)) 13174d94f95dSJaganath Kanakkassery /* Use ext create connection if command is supported */ 13184d94f95dSJaganath Kanakkassery #define use_ext_conn(dev) ((dev)->commands[37] & 0x80) 1319a2344b9eSJaganath Kanakkassery 13206b49bcb4SJaganath Kanakkassery /* Extended advertising support */ 13216b49bcb4SJaganath Kanakkassery #define ext_adv_capable(dev) (((dev)->le_features[1] & HCI_LE_EXT_ADV)) 13226b49bcb4SJaganath Kanakkassery 13231da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 132420714bfeSFrédéric Dalleau #define HCI_PROTO_DEFER 0x01 132520714bfeSFrédéric Dalleau 13265a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 132720714bfeSFrédéric Dalleau __u8 type, __u8 *flags) 13281da177e4SLinus Torvalds { 1329686ebf28SUlisses Furquim switch (type) { 1330686ebf28SUlisses Furquim case ACL_LINK: 1331686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 13321da177e4SLinus Torvalds 1333686ebf28SUlisses Furquim case SCO_LINK: 1334686ebf28SUlisses Furquim case ESCO_LINK: 133520714bfeSFrédéric Dalleau return sco_connect_ind(hdev, bdaddr, flags); 13361da177e4SLinus Torvalds 1337686ebf28SUlisses Furquim default: 1338686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 1339686ebf28SUlisses Furquim return -EINVAL; 1340686ebf28SUlisses Furquim } 13411da177e4SLinus Torvalds } 13421da177e4SLinus Torvalds 13432950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 13442950f21aSMarcel Holtmann { 1345686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1346686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 13472950f21aSMarcel Holtmann 1348686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 13492950f21aSMarcel Holtmann } 13502950f21aSMarcel Holtmann 13511da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 13521da177e4SLinus Torvalds struct hci_cb { 13531da177e4SLinus Torvalds struct list_head list; 13541da177e4SLinus Torvalds 13551da177e4SLinus Torvalds char *name; 13561da177e4SLinus Torvalds 1357539c496dSJohan Hedberg void (*connect_cfm) (struct hci_conn *conn, __u8 status); 13583a6d576bSJohan Hedberg void (*disconn_cfm) (struct hci_conn *conn, __u8 status); 13595a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 13605a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 13611da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 13621da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 13631da177e4SLinus Torvalds }; 13641da177e4SLinus Torvalds 1365539c496dSJohan Hedberg static inline void hci_connect_cfm(struct hci_conn *conn, __u8 status) 1366539c496dSJohan Hedberg { 1367539c496dSJohan Hedberg struct hci_cb *cb; 1368539c496dSJohan Hedberg 1369539c496dSJohan Hedberg mutex_lock(&hci_cb_list_lock); 1370539c496dSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 1371539c496dSJohan Hedberg if (cb->connect_cfm) 1372539c496dSJohan Hedberg cb->connect_cfm(conn, status); 1373539c496dSJohan Hedberg } 1374539c496dSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1375539c496dSJohan Hedberg 1376539c496dSJohan Hedberg if (conn->connect_cfm_cb) 1377539c496dSJohan Hedberg conn->connect_cfm_cb(conn, status); 1378539c496dSJohan Hedberg } 1379539c496dSJohan Hedberg 13803a6d576bSJohan Hedberg static inline void hci_disconn_cfm(struct hci_conn *conn, __u8 reason) 13813a6d576bSJohan Hedberg { 13823a6d576bSJohan Hedberg struct hci_cb *cb; 13833a6d576bSJohan Hedberg 13843a6d576bSJohan Hedberg mutex_lock(&hci_cb_list_lock); 13853a6d576bSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 13863a6d576bSJohan Hedberg if (cb->disconn_cfm) 13873a6d576bSJohan Hedberg cb->disconn_cfm(conn, reason); 13883a6d576bSJohan Hedberg } 13893a6d576bSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 13903a6d576bSJohan Hedberg 13913a6d576bSJohan Hedberg if (conn->disconn_cfm_cb) 13923a6d576bSJohan Hedberg conn->disconn_cfm_cb(conn, reason); 13933a6d576bSJohan Hedberg } 13943a6d576bSJohan Hedberg 13951da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 13961da177e4SLinus Torvalds { 1397711584eaSDenis Kirjanov struct hci_cb *cb; 13988c1b2355SMarcel Holtmann __u8 encrypt; 13991da177e4SLinus Torvalds 140051a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 14018c1b2355SMarcel Holtmann return; 14028c1b2355SMarcel Holtmann 14034dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 14048c1b2355SMarcel Holtmann 1405fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1406711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 14078c1b2355SMarcel Holtmann if (cb->security_cfm) 14088c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 14091da177e4SLinus Torvalds } 1410fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1411354fe804SJohan Hedberg 1412354fe804SJohan Hedberg if (conn->security_cfm_cb) 1413354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 14141da177e4SLinus Torvalds } 14151da177e4SLinus Torvalds 14163ca44c16SLuiz Augusto von Dentz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status) 14171da177e4SLinus Torvalds { 1418711584eaSDenis Kirjanov struct hci_cb *cb; 14193ca44c16SLuiz Augusto von Dentz __u8 encrypt; 14203ca44c16SLuiz Augusto von Dentz 14213ca44c16SLuiz Augusto von Dentz if (conn->state == BT_CONFIG) { 14223ca44c16SLuiz Augusto von Dentz if (status) 14233ca44c16SLuiz Augusto von Dentz conn->state = BT_CONNECTED; 14243ca44c16SLuiz Augusto von Dentz 14253ca44c16SLuiz Augusto von Dentz hci_connect_cfm(conn, status); 14263ca44c16SLuiz Augusto von Dentz hci_conn_drop(conn); 14273ca44c16SLuiz Augusto von Dentz return; 14283ca44c16SLuiz Augusto von Dentz } 14293ca44c16SLuiz Augusto von Dentz 14303ca44c16SLuiz Augusto von Dentz if (!test_bit(HCI_CONN_ENCRYPT, &conn->flags)) 14313ca44c16SLuiz Augusto von Dentz encrypt = 0x00; 14323ca44c16SLuiz Augusto von Dentz else if (test_bit(HCI_CONN_AES_CCM, &conn->flags)) 14333ca44c16SLuiz Augusto von Dentz encrypt = 0x02; 14343ca44c16SLuiz Augusto von Dentz else 14353ca44c16SLuiz Augusto von Dentz encrypt = 0x01; 14361da177e4SLinus Torvalds 1437435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 1438435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 1439435fef20SMarcel Holtmann 144088167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 144188167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 144288167aedSVinicius Costa Gomes 1443fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1444711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 14458c1b2355SMarcel Holtmann if (cb->security_cfm) 14468c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 14471da177e4SLinus Torvalds } 1448fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1449354fe804SJohan Hedberg 1450354fe804SJohan Hedberg if (conn->security_cfm_cb) 1451354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 14521da177e4SLinus Torvalds } 14531da177e4SLinus Torvalds 14541da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 14551da177e4SLinus Torvalds { 1456711584eaSDenis Kirjanov struct hci_cb *cb; 14571da177e4SLinus Torvalds 1458fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1459711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 14601da177e4SLinus Torvalds if (cb->key_change_cfm) 14611da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 14621da177e4SLinus Torvalds } 1463fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 14641da177e4SLinus Torvalds } 14651da177e4SLinus Torvalds 14665a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 14675a9d0a3fSWaldemar Rymarkiewicz __u8 role) 14681da177e4SLinus Torvalds { 1469711584eaSDenis Kirjanov struct hci_cb *cb; 14701da177e4SLinus Torvalds 1471fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1472711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 14731da177e4SLinus Torvalds if (cb->role_switch_cfm) 14741da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 14751da177e4SLinus Torvalds } 1476fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 14771da177e4SLinus Torvalds } 14781da177e4SLinus Torvalds 14790d3b7f64SJohan Hedberg static inline void *eir_get_data(u8 *eir, size_t eir_len, u8 type, 14800d3b7f64SJohan Hedberg size_t *data_len) 14816759a675SJohan Hedberg { 148284d9d071SJohan Hedberg size_t parsed = 0; 14836759a675SJohan Hedberg 14840d3b7f64SJohan Hedberg if (eir_len < 2) 14850d3b7f64SJohan Hedberg return NULL; 14866c0c331eSJohan Hedberg 14870d3b7f64SJohan Hedberg while (parsed < eir_len - 1) { 14880d3b7f64SJohan Hedberg u8 field_len = eir[0]; 14896759a675SJohan Hedberg 14906759a675SJohan Hedberg if (field_len == 0) 14916759a675SJohan Hedberg break; 14926759a675SJohan Hedberg 14936759a675SJohan Hedberg parsed += field_len + 1; 14946759a675SJohan Hedberg 14950d3b7f64SJohan Hedberg if (parsed > eir_len) 14966759a675SJohan Hedberg break; 14976759a675SJohan Hedberg 14980d3b7f64SJohan Hedberg if (eir[1] != type) { 14990d3b7f64SJohan Hedberg eir += field_len + 1; 15000d3b7f64SJohan Hedberg continue; 15016759a675SJohan Hedberg } 15026759a675SJohan Hedberg 15030d3b7f64SJohan Hedberg /* Zero length data */ 15040d3b7f64SJohan Hedberg if (field_len == 1) 15050d3b7f64SJohan Hedberg return NULL; 15060d3b7f64SJohan Hedberg 15070d3b7f64SJohan Hedberg if (data_len) 15080d3b7f64SJohan Hedberg *data_len = field_len - 1; 15090d3b7f64SJohan Hedberg 15100d3b7f64SJohan Hedberg return &eir[2]; 15110d3b7f64SJohan Hedberg } 15120d3b7f64SJohan Hedberg 15130d3b7f64SJohan Hedberg return NULL; 15146759a675SJohan Hedberg } 15156759a675SJohan Hedberg 1516301cb2d8SJohan Hedberg static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) 1517301cb2d8SJohan Hedberg { 1518dbbfa2abSAndre Guedes if (addr_type != ADDR_LE_DEV_RANDOM) 1519301cb2d8SJohan Hedberg return false; 1520301cb2d8SJohan Hedberg 1521301cb2d8SJohan Hedberg if ((bdaddr->b[5] & 0xc0) == 0x40) 1522301cb2d8SJohan Hedberg return true; 1523301cb2d8SJohan Hedberg 1524301cb2d8SJohan Hedberg return false; 1525301cb2d8SJohan Hedberg } 1526301cb2d8SJohan Hedberg 1527c46245b3SJohan Hedberg static inline bool hci_is_identity_address(bdaddr_t *addr, u8 addr_type) 1528c46245b3SJohan Hedberg { 1529c46245b3SJohan Hedberg if (addr_type == ADDR_LE_DEV_PUBLIC) 1530c46245b3SJohan Hedberg return true; 1531c46245b3SJohan Hedberg 1532c46245b3SJohan Hedberg /* Check for Random Static address type */ 1533c46245b3SJohan Hedberg if ((addr->b[5] & 0xc0) == 0xc0) 1534c46245b3SJohan Hedberg return true; 1535c46245b3SJohan Hedberg 1536c46245b3SJohan Hedberg return false; 1537c46245b3SJohan Hedberg } 1538c46245b3SJohan Hedberg 15392426f3a5SJohan Hedberg static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, 15402426f3a5SJohan Hedberg bdaddr_t *bdaddr, u8 addr_type) 15412426f3a5SJohan Hedberg { 15422426f3a5SJohan Hedberg if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) 15432426f3a5SJohan Hedberg return NULL; 15442426f3a5SJohan Hedberg 15452426f3a5SJohan Hedberg return hci_find_irk_by_rpa(hdev, bdaddr); 15462426f3a5SJohan Hedberg } 15472426f3a5SJohan Hedberg 1548d4905f24SAndre Guedes static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, 1549d4905f24SAndre Guedes u16 to_multiplier) 1550d4905f24SAndre Guedes { 1551d4905f24SAndre Guedes u16 max_latency; 1552d4905f24SAndre Guedes 1553d4905f24SAndre Guedes if (min > max || min < 6 || max > 3200) 1554d4905f24SAndre Guedes return -EINVAL; 1555d4905f24SAndre Guedes 1556d4905f24SAndre Guedes if (to_multiplier < 10 || to_multiplier > 3200) 1557d4905f24SAndre Guedes return -EINVAL; 1558d4905f24SAndre Guedes 1559d4905f24SAndre Guedes if (max >= to_multiplier * 8) 1560d4905f24SAndre Guedes return -EINVAL; 1561d4905f24SAndre Guedes 15628757825bSSeungyoun Ju max_latency = (to_multiplier * 4 / max) - 1; 1563d4905f24SAndre Guedes if (latency > 499 || latency > max_latency) 1564d4905f24SAndre Guedes return -EINVAL; 1565d4905f24SAndre Guedes 1566d4905f24SAndre Guedes return 0; 1567d4905f24SAndre Guedes } 1568d4905f24SAndre Guedes 15691da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 15701da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 15711da177e4SLinus Torvalds 157275e84b7cSJohan Hedberg struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 157307dc93ddSJohan Hedberg const void *param, u32 timeout); 15747b1abbbeSJohan Hedberg struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, 157507dc93ddSJohan Hedberg const void *param, u8 event, u32 timeout); 1576d6ee6ad7SLoic Poulain int __hci_cmd_send(struct hci_dev *hdev, u16 opcode, u32 plen, 1577d6ee6ad7SLoic Poulain const void *param); 157875e84b7cSJohan Hedberg 157907dc93ddSJohan Hedberg int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, 158007dc93ddSJohan Hedberg const void *param); 158173d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 15820d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 15831da177e4SLinus Torvalds 1584a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 15851da177e4SLinus Torvalds 1586fbef168fSLoic Poulain struct sk_buff *hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 1587fbef168fSLoic Poulain const void *param, u32 timeout); 1588fbef168fSLoic Poulain 1589eab2404bSLuiz Augusto von Dentz u32 hci_conn_get_phy(struct hci_conn *conn); 1590eab2404bSLuiz Augusto von Dentz 15911da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 1592470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 15937129069eSJohan Hedberg void hci_send_to_channel(unsigned short channel, struct sk_buff *skb, 1594c08b1a1dSMarcel Holtmann int flag, struct sock *skip_sk); 1595cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 159638ceaa00SMarcel Holtmann void hci_send_monitor_ctrl_event(struct hci_dev *hdev, u16 event, 159738ceaa00SMarcel Holtmann void *data, u16 data_len, ktime_t tstamp, 159838ceaa00SMarcel Holtmann int flag, struct sock *skip_sk); 15991da177e4SLinus Torvalds 1600040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 1601040030efSMarcel Holtmann 1602a958452aSMarcel Holtmann #define HCI_MGMT_VAR_LEN BIT(0) 1603a958452aSMarcel Holtmann #define HCI_MGMT_NO_HDEV BIT(1) 1604a958452aSMarcel Holtmann #define HCI_MGMT_UNTRUSTED BIT(2) 1605a958452aSMarcel Holtmann #define HCI_MGMT_UNCONFIGURED BIT(3) 1606d5cc6626SMarcel Holtmann #define HCI_MGMT_HDEV_OPTIONAL BIT(4) 1607b9a245fbSJohan Hedberg 1608801c1e8dSJohan Hedberg struct hci_mgmt_handler { 1609801c1e8dSJohan Hedberg int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, 1610801c1e8dSJohan Hedberg u16 data_len); 1611801c1e8dSJohan Hedberg size_t data_len; 1612b9a245fbSJohan Hedberg unsigned long flags; 1613801c1e8dSJohan Hedberg }; 1614801c1e8dSJohan Hedberg 1615801c1e8dSJohan Hedberg struct hci_mgmt_chan { 1616801c1e8dSJohan Hedberg struct list_head list; 1617801c1e8dSJohan Hedberg unsigned short channel; 1618801c1e8dSJohan Hedberg size_t handler_count; 1619801c1e8dSJohan Hedberg const struct hci_mgmt_handler *handlers; 162088b94ce9SJohan Hedberg void (*hdev_init) (struct sock *sk, struct hci_dev *hdev); 1621801c1e8dSJohan Hedberg }; 1622801c1e8dSJohan Hedberg 1623801c1e8dSJohan Hedberg int hci_mgmt_chan_register(struct hci_mgmt_chan *c); 1624801c1e8dSJohan Hedberg void hci_mgmt_chan_unregister(struct hci_mgmt_chan *c); 1625801c1e8dSJohan Hedberg 16260381101fSJohan Hedberg /* Management interface */ 1627591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 1628591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 1629591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1630591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 1631591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 1632591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1633f39799f5SAndre Guedes 16340d8cc935SAndre Guedes /* These LE scan and inquiry parameters were chosen according to LE General 16350d8cc935SAndre Guedes * Discovery Procedure specification. 16360d8cc935SAndre Guedes */ 16370d8cc935SAndre Guedes #define DISCOV_LE_SCAN_WIN 0x12 16380d8cc935SAndre Guedes #define DISCOV_LE_SCAN_INT 0x12 16393d5a76f0SLukasz Rymanowski #define DISCOV_LE_TIMEOUT 10240 /* msec */ 1640ae55f598SLukasz Rymanowski #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ 16410d8cc935SAndre Guedes #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 16420d8cc935SAndre Guedes #define DISCOV_BREDR_INQUIRY_LEN 0x08 16434b0e0cedSJakub Pawlowski #define DISCOV_LE_RESTART_DELAY msecs_to_jiffies(200) /* msec */ 1644ad4a6795SSpoorthi Ravishankar Koppad #define DISCOV_LE_FAST_ADV_INT_MIN 100 /* msec */ 1645ad4a6795SSpoorthi Ravishankar Koppad #define DISCOV_LE_FAST_ADV_INT_MAX 150 /* msec */ 16460d8cc935SAndre Guedes 164703c979c4SMarcel Holtmann void mgmt_fill_version_info(void *ver); 164891a668b0SJohan Hedberg int mgmt_new_settings(struct hci_dev *hdev); 1649bf6b56dbSMarcel Holtmann void mgmt_index_added(struct hci_dev *hdev); 1650bf6b56dbSMarcel Holtmann void mgmt_index_removed(struct hci_dev *hdev); 16513eec705eSMarcel Holtmann void mgmt_set_powered_failed(struct hci_dev *hdev, int err); 16522ff13894SJohan Hedberg void mgmt_power_on(struct hci_dev *hdev, int err); 16532ff13894SJohan Hedberg void __mgmt_power_off(struct hci_dev *hdev); 1654dc4a5ee2SMarcel Holtmann void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 1655745c0ce3SVishal Agarwal bool persistent); 165648ec92faSAlfonso Acosta void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, 165748ec92faSAlfonso Acosta u32 flags, u8 *name, u8 name_len); 16589b80ec5eSMarcel Holtmann void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 165912d4a3b2SJohan Hedberg u8 link_type, u8 addr_type, u8 reason, 166012d4a3b2SJohan Hedberg bool mgmt_connected); 16617892924cSMarcel Holtmann void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 166288c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1663445608d0SMarcel Holtmann void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 166448264f06SJohan Hedberg u8 addr_type, u8 status); 1665ce0e4a0dSMarcel Holtmann void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 1666e669cf80SMarcel Holtmann void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1667c35938b2SSzymon Janc u8 status); 16683eb38528SMarcel Holtmann void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1669744cf19eSJohan Hedberg u8 status); 1670744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 167139adbffeSJohan Hedberg u8 link_type, u8 addr_type, u32 value, 1672272d90dfSJohan Hedberg u8 confirm_hint); 1673744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1674272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1675272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1676272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1677272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1678272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1679604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1680272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1681272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1682272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 168392a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, 168492a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey, 168592a25256SJohan Hedberg u8 entered); 1686e1e930f5SJohan Hedberg void mgmt_auth_failed(struct hci_conn *conn, u8 status); 1687464996aeSMarcel Holtmann void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 16883e248560SMarcel Holtmann void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 16894e1b0245SMarcel Holtmann void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 16907f9a903cSMarcel Holtmann u8 status); 16917667da34SMarcel Holtmann void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 1692e68f072bSJohan Hedberg void mgmt_start_discovery_complete(struct hci_dev *hdev, u8 status); 16932154d3f4SJohan Hedberg void mgmt_stop_discovery_complete(struct hci_dev *hdev, u8 status); 1694901801b9SMarcel Holtmann void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1695af58925cSMarcel Holtmann u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, 1696af58925cSMarcel Holtmann u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len); 16979cf12aeeSMarcel Holtmann void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1698b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 16992f1e063bSMarcel Holtmann void mgmt_discovering(struct hci_dev *hdev, u8 discovering); 170084c61d92SJohan Hedberg bool mgmt_powering_down(struct hci_dev *hdev); 170153ac6ab6SMarcel Holtmann void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); 1702cad20c27SJohan Hedberg void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk, bool persistent); 170353ac6ab6SMarcel Holtmann void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, 170453ac6ab6SMarcel Holtmann bool persistent); 1705ffb5a827SAndre Guedes void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, 1706f4869e2aSJohan Hedberg u8 bdaddr_type, u8 store_hint, u16 min_interval, 1707f4869e2aSJohan Hedberg u16 max_interval, u16 latency, u16 timeout); 1708f4a407beSJohan Hedberg void mgmt_smp_complete(struct hci_conn *conn, bool complete); 1709f2252570SJohan Hedberg bool mgmt_get_connectable(struct hci_dev *hdev); 171053c0ba74SJohan Hedberg void mgmt_set_connectable_complete(struct hci_dev *hdev, u8 status); 1711aed1a885SJohan Hedberg void mgmt_set_discoverable_complete(struct hci_dev *hdev, u8 status); 1712f2252570SJohan Hedberg u8 mgmt_get_adv_discov_flags(struct hci_dev *hdev); 1713f2252570SJohan Hedberg void mgmt_advertising_added(struct sock *sk, struct hci_dev *hdev, 1714f2252570SJohan Hedberg u8 instance); 1715f2252570SJohan Hedberg void mgmt_advertising_removed(struct sock *sk, struct hci_dev *hdev, 1716f2252570SJohan Hedberg u8 instance); 1717b7c23df8SJaganath Kanakkassery int mgmt_phy_configuration_changed(struct hci_dev *hdev, struct sock *skip); 1718346af67bSVinicius Costa Gomes 17197d6ca693SJohan Hedberg u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, 17207d6ca693SJohan Hedberg u16 to_multiplier); 1721fe39c7b2SMarcel Holtmann void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, 17228b76ce34SJohan Hedberg __u8 ltk[16], __u8 key_size); 17232519a1fcSAndre Guedes 1724a1f4c318SJohan Hedberg void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, 1725a1f4c318SJohan Hedberg u8 *bdaddr_type); 1726ebd3a747SJohan Hedberg 17275d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_MASK 0x0003 17285d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_CVSD 0x0000 17295d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_TRANSP 0x0003 17305d4d62f6SFrédéric Dalleau 17311da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1732