11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds BlueZ - Bluetooth protocol stack for Linux 32d0a0346SRon Shaffer Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved. 40fe8c8d0SIulia Tanasescu Copyright 2023 NXP 51da177e4SLinus Torvalds 61da177e4SLinus Torvalds Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com> 71da177e4SLinus Torvalds 81da177e4SLinus Torvalds This program is free software; you can redistribute it and/or modify 91da177e4SLinus Torvalds it under the terms of the GNU General Public License version 2 as 101da177e4SLinus Torvalds published by the Free Software Foundation; 111da177e4SLinus Torvalds 121da177e4SLinus Torvalds THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 131da177e4SLinus Torvalds OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 141da177e4SLinus Torvalds FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. 151da177e4SLinus Torvalds IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY 161da177e4SLinus Torvalds CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES 171da177e4SLinus Torvalds WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 181da177e4SLinus Torvalds ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 191da177e4SLinus Torvalds OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 201da177e4SLinus Torvalds 211da177e4SLinus Torvalds ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, 221da177e4SLinus Torvalds COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS 231da177e4SLinus Torvalds SOFTWARE IS DISCLAIMED. 241da177e4SLinus Torvalds */ 251da177e4SLinus Torvalds 261da177e4SLinus Torvalds #ifndef __HCI_CORE_H 271da177e4SLinus Torvalds #define __HCI_CORE_H 281da177e4SLinus Torvalds 29e5e1e7fdSMiao-chen Chou #include <linux/idr.h> 306d5d2ee6SHeiner Kallweit #include <linux/leds.h> 31b2d09103SIngo Molnar #include <linux/rculist.h> 32b2d09103SIngo Molnar 331da177e4SLinus Torvalds #include <net/bluetooth/hci.h> 346a98e383SMarcel Holtmann #include <net/bluetooth/hci_sync.h> 35f49daa81SMarcel Holtmann #include <net/bluetooth/hci_sock.h> 369695ef87SAbhishek Pandit-Subedi #include <net/bluetooth/coredump.h> 371da177e4SLinus Torvalds 385e59b791SLuiz Augusto von Dentz /* HCI priority */ 395e59b791SLuiz Augusto von Dentz #define HCI_PRIO_MAX 7 405e59b791SLuiz Augusto von Dentz 41103a2f32SItay Iellin /* HCI maximum id value */ 42103a2f32SItay Iellin #define HCI_MAX_ID 10000 43103a2f32SItay Iellin 441da177e4SLinus Torvalds /* HCI Core structures */ 451da177e4SLinus Torvalds struct inquiry_data { 461da177e4SLinus Torvalds bdaddr_t bdaddr; 471da177e4SLinus Torvalds __u8 pscan_rep_mode; 481da177e4SLinus Torvalds __u8 pscan_period_mode; 491da177e4SLinus Torvalds __u8 pscan_mode; 501da177e4SLinus Torvalds __u8 dev_class[3]; 511ebb9252SMarcel Holtmann __le16 clock_offset; 521da177e4SLinus Torvalds __s8 rssi; 5341a96212SMarcel Holtmann __u8 ssp_mode; 541da177e4SLinus Torvalds }; 551da177e4SLinus Torvalds 561da177e4SLinus Torvalds struct inquiry_entry { 57561aafbcSJohan Hedberg struct list_head all; /* inq_cache.all */ 58561aafbcSJohan Hedberg struct list_head list; /* unknown or resolve */ 59561aafbcSJohan Hedberg enum { 60561aafbcSJohan Hedberg NAME_NOT_KNOWN, 61561aafbcSJohan Hedberg NAME_NEEDED, 62561aafbcSJohan Hedberg NAME_PENDING, 63561aafbcSJohan Hedberg NAME_KNOWN, 64561aafbcSJohan Hedberg } name_state; 651da177e4SLinus Torvalds __u32 timestamp; 661da177e4SLinus Torvalds struct inquiry_data data; 671da177e4SLinus Torvalds }; 681da177e4SLinus Torvalds 6930883512SJohan Hedberg struct discovery_state { 704aab14e5SAndre Guedes int type; 71ff9ef578SJohan Hedberg enum { 72ff9ef578SJohan Hedberg DISCOVERY_STOPPED, 73ff9ef578SJohan Hedberg DISCOVERY_STARTING, 74343f935bSAndre Guedes DISCOVERY_FINDING, 7530dc78e1SJohan Hedberg DISCOVERY_RESOLVING, 76ff9ef578SJohan Hedberg DISCOVERY_STOPPING, 77ff9ef578SJohan Hedberg } state; 78561aafbcSJohan Hedberg struct list_head all; /* All devices found during inquiry */ 79561aafbcSJohan Hedberg struct list_head unknown; /* Name state not known */ 80561aafbcSJohan Hedberg struct list_head resolve; /* Name needs to be resolved */ 811da177e4SLinus Torvalds __u32 timestamp; 82b9a6328fSJohan Hedberg bdaddr_t last_adv_addr; 83b9a6328fSJohan Hedberg u8 last_adv_addr_type; 84ff5cd29fSJohan Hedberg s8 last_adv_rssi; 85c70a7e4cSMarcel Holtmann u32 last_adv_flags; 86db08722fSLuiz Augusto von Dentz u8 last_adv_data[HCI_MAX_EXT_AD_LENGTH]; 87b9a6328fSJohan Hedberg u8 last_adv_data_len; 88da25cf6aSMarcel Holtmann bool report_invalid_rssi; 8982f8b651SJakub Pawlowski bool result_filtering; 9078b781caSJohan Hedberg bool limited; 9137eab042SJakub Pawlowski s8 rssi; 9237eab042SJakub Pawlowski u16 uuid_count; 9337eab042SJakub Pawlowski u8 (*uuids)[16]; 942d28cfe7SJakub Pawlowski unsigned long scan_start; 952d28cfe7SJakub Pawlowski unsigned long scan_duration; 96dbf6811aSArchie Pusaka unsigned long name_resolve_timeout; 971da177e4SLinus Torvalds }; 981da177e4SLinus Torvalds 999952d90eSAbhishek Pandit-Subedi #define SUSPEND_NOTIFIER_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */ 1009952d90eSAbhishek Pandit-Subedi 1019952d90eSAbhishek Pandit-Subedi enum suspend_tasks { 1024867bd00SAbhishek Pandit-Subedi SUSPEND_PAUSE_DISCOVERY, 1034867bd00SAbhishek Pandit-Subedi SUSPEND_UNPAUSE_DISCOVERY, 1044867bd00SAbhishek Pandit-Subedi 1054867bd00SAbhishek Pandit-Subedi SUSPEND_PAUSE_ADVERTISING, 1064867bd00SAbhishek Pandit-Subedi SUSPEND_UNPAUSE_ADVERTISING, 1074867bd00SAbhishek Pandit-Subedi 1084f40afc6SAbhishek Pandit-Subedi SUSPEND_SCAN_DISABLE, 1094f40afc6SAbhishek Pandit-Subedi SUSPEND_SCAN_ENABLE, 1104f40afc6SAbhishek Pandit-Subedi SUSPEND_DISCONNECTING, 1114f40afc6SAbhishek Pandit-Subedi 1129952d90eSAbhishek Pandit-Subedi SUSPEND_POWERING_DOWN, 1139952d90eSAbhishek Pandit-Subedi 1149952d90eSAbhishek Pandit-Subedi SUSPEND_PREPARE_NOTIFIER, 115bf6a4e30SHoward Chung 116bf6a4e30SHoward Chung SUSPEND_SET_ADV_FILTER, 1179952d90eSAbhishek Pandit-Subedi __SUSPEND_NUM_TASKS 1189952d90eSAbhishek Pandit-Subedi }; 1199952d90eSAbhishek Pandit-Subedi 1209952d90eSAbhishek Pandit-Subedi enum suspended_state { 1219952d90eSAbhishek Pandit-Subedi BT_RUNNING = 0, 1224f40afc6SAbhishek Pandit-Subedi BT_SUSPEND_DISCONNECT, 1230d2c9825SAbhishek Pandit-Subedi BT_SUSPEND_CONFIGURE_WAKE, 1249952d90eSAbhishek Pandit-Subedi }; 1259952d90eSAbhishek Pandit-Subedi 1261da177e4SLinus Torvalds struct hci_conn_hash { 1271da177e4SLinus Torvalds struct list_head list; 1281da177e4SLinus Torvalds unsigned int acl_num; 129bd1eb66bSAndrei Emeltchenko unsigned int amp_num; 1301da177e4SLinus Torvalds unsigned int sco_num; 13126afbd82SLuiz Augusto von Dentz unsigned int iso_num; 132fcd89c09SVille Tervo unsigned int le_num; 13339bc74caSArchie Pusaka unsigned int le_num_peripheral; 1341da177e4SLinus Torvalds }; 1351da177e4SLinus Torvalds 136f0358568SJohan Hedberg struct bdaddr_list { 137f0358568SJohan Hedberg struct list_head list; 138f0358568SJohan Hedberg bdaddr_t bdaddr; 139b9ee0a78SMarcel Holtmann u8 bdaddr_type; 140f0358568SJohan Hedberg }; 1412aeb9a1aSJohan Hedberg 1428961987fSKiran K struct codec_list { 1438961987fSKiran K struct list_head list; 1448961987fSKiran K u8 id; 1458961987fSKiran K __u16 cid; 1468961987fSKiran K __u16 vid; 1478961987fSKiran K u8 transport; 1488961987fSKiran K u8 num_caps; 1498961987fSKiran K u32 len; 1508961987fSKiran K struct hci_codec_caps caps[]; 1518961987fSKiran K }; 1528961987fSKiran K 153b950aa88SAnkit Navik struct bdaddr_list_with_irk { 154b950aa88SAnkit Navik struct list_head list; 155b950aa88SAnkit Navik bdaddr_t bdaddr; 156b950aa88SAnkit Navik u8 bdaddr_type; 157b950aa88SAnkit Navik u8 peer_irk[16]; 158b950aa88SAnkit Navik u8 local_irk[16]; 159b950aa88SAnkit Navik }; 160b950aa88SAnkit Navik 161e1cff700SLinus Torvalds /* Bitmask of connection flags */ 162fe92ee64SLuiz Augusto von Dentz enum hci_conn_flags { 163e1cff700SLinus Torvalds HCI_CONN_FLAG_REMOTE_WAKEUP = 1, 164e1cff700SLinus Torvalds HCI_CONN_FLAG_DEVICE_PRIVACY = 2, 165fe92ee64SLuiz Augusto von Dentz }; 166e1cff700SLinus Torvalds typedef u8 hci_conn_flags_t; 167fe92ee64SLuiz Augusto von Dentz 1688baaa403SAbhishek Pandit-Subedi struct bdaddr_list_with_flags { 1698baaa403SAbhishek Pandit-Subedi struct list_head list; 1708baaa403SAbhishek Pandit-Subedi bdaddr_t bdaddr; 1718baaa403SAbhishek Pandit-Subedi u8 bdaddr_type; 172e1cff700SLinus Torvalds hci_conn_flags_t flags; 1738baaa403SAbhishek Pandit-Subedi }; 1748baaa403SAbhishek Pandit-Subedi 1752aeb9a1aSJohan Hedberg struct bt_uuid { 1762aeb9a1aSJohan Hedberg struct list_head list; 1772aeb9a1aSJohan Hedberg u8 uuid[16]; 17883be8ecaSJohan Hedberg u8 size; 1791aff6f09SJohan Hedberg u8 svc_hint; 1802aeb9a1aSJohan Hedberg }; 1812aeb9a1aSJohan Hedberg 182600a8749SAlain Michaud struct blocked_key { 183600a8749SAlain Michaud struct list_head list; 184600a8749SAlain Michaud struct rcu_head rcu; 185600a8749SAlain Michaud u8 type; 186600a8749SAlain Michaud u8 val[16]; 187600a8749SAlain Michaud }; 188600a8749SAlain Michaud 1897ee4ea36SMarcel Holtmann struct smp_csrk { 1907ee4ea36SMarcel Holtmann bdaddr_t bdaddr; 1917ee4ea36SMarcel Holtmann u8 bdaddr_type; 192865f1f43SXiao Yao u8 link_type; 1934cd3928aSJohan Hedberg u8 type; 1947ee4ea36SMarcel Holtmann u8 val[16]; 1957ee4ea36SMarcel Holtmann }; 1967ee4ea36SMarcel Holtmann 197b899efafSVinicius Costa Gomes struct smp_ltk { 198b899efafSVinicius Costa Gomes struct list_head list; 199970d0f1bSJohan Hedberg struct rcu_head rcu; 200b899efafSVinicius Costa Gomes bdaddr_t bdaddr; 201b899efafSVinicius Costa Gomes u8 bdaddr_type; 202865f1f43SXiao Yao u8 link_type; 203b899efafSVinicius Costa Gomes u8 authenticated; 204b899efafSVinicius Costa Gomes u8 type; 205b899efafSVinicius Costa Gomes u8 enc_size; 206b899efafSVinicius Costa Gomes __le16 ediv; 207fe39c7b2SMarcel Holtmann __le64 rand; 208b899efafSVinicius Costa Gomes u8 val[16]; 20903c515d7SMarcel Holtmann }; 210b899efafSVinicius Costa Gomes 211970c4e46SJohan Hedberg struct smp_irk { 212970c4e46SJohan Hedberg struct list_head list; 213adae20cbSJohan Hedberg struct rcu_head rcu; 214970c4e46SJohan Hedberg bdaddr_t rpa; 215970c4e46SJohan Hedberg bdaddr_t bdaddr; 216970c4e46SJohan Hedberg u8 addr_type; 217865f1f43SXiao Yao u8 link_type; 218970c4e46SJohan Hedberg u8 val[16]; 219970c4e46SJohan Hedberg }; 220970c4e46SJohan Hedberg 22155ed8ca1SJohan Hedberg struct link_key { 22255ed8ca1SJohan Hedberg struct list_head list; 2230378b597SJohan Hedberg struct rcu_head rcu; 22455ed8ca1SJohan Hedberg bdaddr_t bdaddr; 225865f1f43SXiao Yao u8 bdaddr_type; 226865f1f43SXiao Yao u8 link_type; 22755ed8ca1SJohan Hedberg u8 type; 2289b3b4460SAndrei Emeltchenko u8 val[HCI_LINK_KEY_SIZE]; 22955ed8ca1SJohan Hedberg u8 pin_len; 23055ed8ca1SJohan Hedberg }; 23155ed8ca1SJohan Hedberg 2322763eda6SSzymon Janc struct oob_data { 2332763eda6SSzymon Janc struct list_head list; 2342763eda6SSzymon Janc bdaddr_t bdaddr; 2356928a924SJohan Hedberg u8 bdaddr_type; 236f7697b16SMarcel Holtmann u8 present; 237519ca9d0SMarcel Holtmann u8 hash192[16]; 23838da1703SJohan Hedberg u8 rand192[16]; 239519ca9d0SMarcel Holtmann u8 hash256[16]; 24038da1703SJohan Hedberg u8 rand256[16]; 2412763eda6SSzymon Janc }; 2422763eda6SSzymon Janc 243203fea01SArman Uguray struct adv_info { 244d2609b34SFlorian Grandel struct list_head list; 24510279313SLuiz Augusto von Dentz bool enabled; 246fffd38bcSFlorian Grandel bool pending; 247eca0ae4aSLuiz Augusto von Dentz bool periodic; 248b338d917SBrian Gix __u8 mesh; 249203fea01SArman Uguray __u8 instance; 250203fea01SArman Uguray __u32 flags; 251912098a6SArman Uguray __u16 timeout; 2525d900e46SFlorian Grandel __u16 remaining_time; 253d2609b34SFlorian Grandel __u16 duration; 254203fea01SArman Uguray __u16 adv_data_len; 255c9ed0a70SLuiz Augusto von Dentz __u8 adv_data[HCI_MAX_EXT_AD_LENGTH]; 25634a718bcSLuiz Augusto von Dentz bool adv_data_changed; 257203fea01SArman Uguray __u16 scan_rsp_len; 258c9ed0a70SLuiz Augusto von Dentz __u8 scan_rsp_data[HCI_MAX_EXT_AD_LENGTH]; 25934a718bcSLuiz Augusto von Dentz bool scan_rsp_changed; 260eca0ae4aSLuiz Augusto von Dentz __u16 per_adv_data_len; 261eca0ae4aSLuiz Augusto von Dentz __u8 per_adv_data[HCI_MAX_PER_AD_LENGTH]; 262de181e88SJaganath Kanakkassery __s8 tx_power; 2639bf9f4b6SDaniel Winkler __u32 min_interval; 2649bf9f4b6SDaniel Winkler __u32 max_interval; 265a73c046aSJaganath Kanakkassery bdaddr_t random_addr; 266a73c046aSJaganath Kanakkassery bool rpa_expired; 267a73c046aSJaganath Kanakkassery struct delayed_work rpa_expired_cb; 268203fea01SArman Uguray }; 269203fea01SArman Uguray 270db25be66SFlorian Grandel #define HCI_MAX_ADV_INSTANCES 5 271d2609b34SFlorian Grandel #define HCI_DEFAULT_ADV_DURATION 2 272d2609b34SFlorian Grandel 27312410572SDaniel Winkler #define HCI_ADV_TX_POWER_NO_PREFERENCE 0x7F 27412410572SDaniel Winkler 27534a718bcSLuiz Augusto von Dentz #define DATA_CMP(_d1, _l1, _d2, _l2) \ 27634a718bcSLuiz Augusto von Dentz (_l1 == _l2 ? memcmp(_d1, _d2, _l1) : _l1 - _l2) 27734a718bcSLuiz Augusto von Dentz 27834a718bcSLuiz Augusto von Dentz #define ADV_DATA_CMP(_adv, _data, _len) \ 27934a718bcSLuiz Augusto von Dentz DATA_CMP((_adv)->adv_data, (_adv)->adv_data_len, _data, _len) 28034a718bcSLuiz Augusto von Dentz 28134a718bcSLuiz Augusto von Dentz #define SCAN_RSP_CMP(_adv, _data, _len) \ 28234a718bcSLuiz Augusto von Dentz DATA_CMP((_adv)->scan_rsp_data, (_adv)->scan_rsp_len, _data, _len) 28334a718bcSLuiz Augusto von Dentz 2843368aa35SManish Mandlik struct monitored_device { 2853368aa35SManish Mandlik struct list_head list; 2863368aa35SManish Mandlik 2873368aa35SManish Mandlik bdaddr_t bdaddr; 2883368aa35SManish Mandlik __u8 addr_type; 2893368aa35SManish Mandlik __u16 handle; 2903368aa35SManish Mandlik bool notified; 2913368aa35SManish Mandlik }; 2923368aa35SManish Mandlik 293e5e1e7fdSMiao-chen Chou struct adv_pattern { 294e5e1e7fdSMiao-chen Chou struct list_head list; 295e5e1e7fdSMiao-chen Chou __u8 ad_type; 296e5e1e7fdSMiao-chen Chou __u8 offset; 297e5e1e7fdSMiao-chen Chou __u8 length; 298db08722fSLuiz Augusto von Dentz __u8 value[HCI_MAX_EXT_AD_LENGTH]; 299e5e1e7fdSMiao-chen Chou }; 300e5e1e7fdSMiao-chen Chou 301b4a221eaSArchie Pusaka struct adv_rssi_thresholds { 302b4a221eaSArchie Pusaka __s8 low_threshold; 303b4a221eaSArchie Pusaka __s8 high_threshold; 304b4a221eaSArchie Pusaka __u16 low_threshold_timeout; 305b4a221eaSArchie Pusaka __u16 high_threshold_timeout; 306b4a221eaSArchie Pusaka __u8 sampling_period; 307b4a221eaSArchie Pusaka }; 308b4a221eaSArchie Pusaka 309e5e1e7fdSMiao-chen Chou struct adv_monitor { 310e5e1e7fdSMiao-chen Chou struct list_head patterns; 311b4a221eaSArchie Pusaka struct adv_rssi_thresholds rssi; 312e5e1e7fdSMiao-chen Chou __u16 handle; 313a2a4dedfSArchie Pusaka 314a2a4dedfSArchie Pusaka enum { 315a2a4dedfSArchie Pusaka ADV_MONITOR_STATE_NOT_REGISTERED, 316a2a4dedfSArchie Pusaka ADV_MONITOR_STATE_REGISTERED, 317a2a4dedfSArchie Pusaka ADV_MONITOR_STATE_OFFLOADED 318a2a4dedfSArchie Pusaka } state; 319e5e1e7fdSMiao-chen Chou }; 320e5e1e7fdSMiao-chen Chou 321e5e1e7fdSMiao-chen Chou #define HCI_MIN_ADV_MONITOR_HANDLE 1 322e5e1e7fdSMiao-chen Chou #define HCI_MAX_ADV_MONITOR_NUM_HANDLES 32 323e5e1e7fdSMiao-chen Chou #define HCI_MAX_ADV_MONITOR_NUM_PATTERNS 16 324a2a4dedfSArchie Pusaka #define HCI_ADV_MONITOR_EXT_NONE 1 325a2a4dedfSArchie Pusaka #define HCI_ADV_MONITOR_EXT_MSFT 2 326e5e1e7fdSMiao-chen Chou 327490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10 328490c5babSJohan Hedberg 329d5ebaa7cSSoenke Huster #define HCI_CONN_HANDLE_MAX 0x0eff 3309f78191cSLuiz Augusto von Dentz #define HCI_CONN_HANDLE_UNSET(_handle) (_handle > HCI_CONN_HANDLE_MAX) 331d5ebaa7cSSoenke Huster 332d5bb334aSMarcel Holtmann /* Min encryption key size to match with SMP */ 333d5bb334aSMarcel Holtmann #define HCI_MIN_ENC_KEY_SIZE 7 334d5bb334aSMarcel Holtmann 335d6bfd59cSJohan Hedberg /* Default LE RPA expiry time, 15 minutes */ 336d6bfd59cSJohan Hedberg #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) 337d6bfd59cSJohan Hedberg 33831ad1691SAndrzej Kaczmarek /* Default min/max age of connection information (1s/3s) */ 33931ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MIN_AGE 1000 34031ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MAX_AGE 3000 341302975cbSSpoorthi Ravishankar Koppad /* Default authenticated payload timeout 30s */ 342302975cbSSpoorthi Ravishankar Koppad #define DEFAULT_AUTH_PAYLOAD_TIMEOUT 0x0bb8 34331ad1691SAndrzej Kaczmarek 344903e4541SAndrei Emeltchenko struct amp_assoc { 345903e4541SAndrei Emeltchenko __u16 len; 346903e4541SAndrei Emeltchenko __u16 offset; 34793c284eeSAndrei Emeltchenko __u16 rem_len; 34893c284eeSAndrei Emeltchenko __u16 len_so_far; 349903e4541SAndrei Emeltchenko __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; 350903e4541SAndrei Emeltchenko }; 351903e4541SAndrei Emeltchenko 352d2c5d77fSJohan Hedberg #define HCI_MAX_PAGES 3 353cad718edSJohan Hedberg 3541da177e4SLinus Torvalds struct hci_dev { 3551da177e4SLinus Torvalds struct list_head list; 35609fd0de5SGustavo F. Padovan struct mutex lock; 3571da177e4SLinus Torvalds 35884cb0143SZiyang Xuan struct ida unset_handle_ida; 35984cb0143SZiyang Xuan 360dcda1657SLuiz Augusto von Dentz const char *name; 3611da177e4SLinus Torvalds unsigned long flags; 3621da177e4SLinus Torvalds __u16 id; 363c13854ceSMarcel Holtmann __u8 bus; 364943da25dSMarcel Holtmann __u8 dev_type; 3651da177e4SLinus Torvalds bdaddr_t bdaddr; 366e30d3f5fSMarcel Holtmann bdaddr_t setup_addr; 36724c457e2SMarcel Holtmann bdaddr_t public_addr; 3687a4cd51dSMarcel Holtmann bdaddr_t random_addr; 369d13eafceSMarcel Holtmann bdaddr_t static_addr; 37056ed2cb8SJohan Hedberg __u8 adv_addr_type; 3711f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 372490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; 37380a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 374c4960ecfSMichał Narajowski __u16 appearance; 375a9de9248SMarcel Holtmann __u8 dev_class[3]; 3761aff6f09SJohan Hedberg __u8 major_class; 3771aff6f09SJohan Hedberg __u8 minor_class; 378d2c5d77fSJohan Hedberg __u8 max_page; 379cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 38060e77321SJohan Hedberg __u8 le_features[8]; 3813d4f9c00SArchie Pusaka __u8 le_accept_list_size; 382cfdb0c2dSAnkit Navik __u8 le_resolv_list_size; 3836b49bcb4SJaganath Kanakkassery __u8 le_num_of_adv_sets; 3849b008c04SJohan Hedberg __u8 le_states[8]; 385b338d917SBrian Gix __u8 mesh_ad_types[16]; 386b338d917SBrian Gix __u8 mesh_send_ref; 387a9de9248SMarcel Holtmann __u8 commands[64]; 3881143e5a6SMarcel Holtmann __u8 hci_ver; 3891143e5a6SMarcel Holtmann __u16 hci_rev; 390d5859e22SJohan Hedberg __u8 lmp_ver; 3911143e5a6SMarcel Holtmann __u16 manufacturer; 3927d69230cSAndrei Emeltchenko __u16 lmp_subver; 3931da177e4SLinus Torvalds __u16 voice_setting; 394b4cb9fb2SMarcel Holtmann __u8 num_iac; 395e88422bcSLuiz Augusto von Dentz __u16 stored_max_keys; 396e88422bcSLuiz Augusto von Dentz __u16 stored_num_keys; 39717fa4b9dSJohan Hedberg __u8 io_capability; 39891c4e9b1SMarcel Holtmann __s8 inq_tx_power; 39900bce3fbSAlain Michaud __u8 err_data_reporting; 400f332ec66SJohan Hedberg __u16 page_scan_interval; 401f332ec66SJohan Hedberg __u16 page_scan_window; 402f332ec66SJohan Hedberg __u8 page_scan_type; 4033f959d46SMarcel Holtmann __u8 le_adv_channel_map; 404628531c9SGeorg Lukas __u16 le_adv_min_interval; 405628531c9SGeorg Lukas __u16 le_adv_max_interval; 406533553f8SMarcel Holtmann __u8 le_scan_type; 407bef64738SMarcel Holtmann __u16 le_scan_interval; 408bef64738SMarcel Holtmann __u16 le_scan_window; 40910873f99SAlain Michaud __u16 le_scan_int_suspend; 41010873f99SAlain Michaud __u16 le_scan_window_suspend; 41110873f99SAlain Michaud __u16 le_scan_int_discovery; 41210873f99SAlain Michaud __u16 le_scan_window_discovery; 41310873f99SAlain Michaud __u16 le_scan_int_adv_monitor; 41410873f99SAlain Michaud __u16 le_scan_window_adv_monitor; 41510873f99SAlain Michaud __u16 le_scan_int_connect; 41610873f99SAlain Michaud __u16 le_scan_window_connect; 4174e70c7e7SMarcel Holtmann __u16 le_conn_min_interval; 4184e70c7e7SMarcel Holtmann __u16 le_conn_max_interval; 41904fb7d90SMarcel Holtmann __u16 le_conn_latency; 42004fb7d90SMarcel Holtmann __u16 le_supv_timeout; 421a8e1bfaaSMarcel Holtmann __u16 le_def_tx_len; 422a8e1bfaaSMarcel Holtmann __u16 le_def_tx_time; 423a8e1bfaaSMarcel Holtmann __u16 le_max_tx_len; 424a8e1bfaaSMarcel Holtmann __u16 le_max_tx_time; 425a8e1bfaaSMarcel Holtmann __u16 le_max_rx_len; 426a8e1bfaaSMarcel Holtmann __u16 le_max_rx_time; 42730d65e08SMatias Karhumaa __u8 le_max_key_size; 42830d65e08SMatias Karhumaa __u8 le_min_key_size; 429b9a7a61eSLukasz Rymanowski __u16 discov_interleaved_timeout; 43031ad1691SAndrzej Kaczmarek __u16 conn_info_min_age; 43131ad1691SAndrzej Kaczmarek __u16 conn_info_max_age; 432302975cbSSpoorthi Ravishankar Koppad __u16 auth_payload_timeout; 43358a96fc3SMarcel Holtmann __u8 min_enc_key_size; 434a4790360SMarcel Holtmann __u8 max_enc_key_size; 435a4790360SMarcel Holtmann __u8 pairing_opts; 43606f5b778SMarcel Holtmann __u8 ssp_debug_mode; 437c7741d16SMarcel Holtmann __u8 hw_error_code; 43833f35721SJohan Hedberg __u32 clock; 439c4f1f408SHoward Chung __u16 advmon_allowlist_duration; 440c4f1f408SHoward Chung __u16 advmon_no_filter_duration; 44180af16a3SHoward Chung __u8 enable_advmon_interleave_scan; 442f332ec66SJohan Hedberg 4432b9be137SMarcel Holtmann __u16 devid_source; 4442b9be137SMarcel Holtmann __u16 devid_vendor; 4452b9be137SMarcel Holtmann __u16 devid_product; 4462b9be137SMarcel Holtmann __u16 devid_version; 4471da177e4SLinus Torvalds 44810873f99SAlain Michaud __u8 def_page_scan_type; 44910873f99SAlain Michaud __u16 def_page_scan_int; 45010873f99SAlain Michaud __u16 def_page_scan_window; 45110873f99SAlain Michaud __u8 def_inq_scan_type; 45210873f99SAlain Michaud __u16 def_inq_scan_int; 45310873f99SAlain Michaud __u16 def_inq_scan_window; 45410873f99SAlain Michaud __u16 def_br_lsto; 45510873f99SAlain Michaud __u16 def_page_timeout; 45610873f99SAlain Michaud __u16 def_multi_adv_rotation_duration; 45749b020c1SAlain Michaud __u16 def_le_autoconnect_timeout; 4587c395ea5SDaniel Winkler __s8 min_le_tx_power; 4597c395ea5SDaniel Winkler __s8 max_le_tx_power; 46010873f99SAlain Michaud 4611da177e4SLinus Torvalds __u16 pkt_type; 4625b7f9909SMarcel Holtmann __u16 esco_type; 4631da177e4SLinus Torvalds __u16 link_policy; 4641da177e4SLinus Torvalds __u16 link_mode; 4651da177e4SLinus Torvalds 46604837f64SMarcel Holtmann __u32 idle_timeout; 46704837f64SMarcel Holtmann __u16 sniff_min_interval; 46804837f64SMarcel Holtmann __u16 sniff_max_interval; 46904837f64SMarcel Holtmann 470928abaa7SAndrei Emeltchenko __u8 amp_status; 471928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 472928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 473928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 474928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 475928abaa7SAndrei Emeltchenko __u8 amp_type; 476928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 477928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 478928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 479928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 480928abaa7SAndrei Emeltchenko 481903e4541SAndrei Emeltchenko struct amp_assoc loc_assoc; 482903e4541SAndrei Emeltchenko 4831e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 4841e89cffbSAndrei Emeltchenko 4859f61656aSJohan Hedberg unsigned int auto_accept_delay; 4869f61656aSJohan Hedberg 4871da177e4SLinus Torvalds unsigned long quirks; 4881da177e4SLinus Torvalds 4891da177e4SLinus Torvalds atomic_t cmd_cnt; 4901da177e4SLinus Torvalds unsigned int acl_cnt; 4911da177e4SLinus Torvalds unsigned int sco_cnt; 4926ed58ec5SVille Tervo unsigned int le_cnt; 49326afbd82SLuiz Augusto von Dentz unsigned int iso_cnt; 4941da177e4SLinus Torvalds 4951da177e4SLinus Torvalds unsigned int acl_mtu; 4961da177e4SLinus Torvalds unsigned int sco_mtu; 4976ed58ec5SVille Tervo unsigned int le_mtu; 49826afbd82SLuiz Augusto von Dentz unsigned int iso_mtu; 4991da177e4SLinus Torvalds unsigned int acl_pkts; 5001da177e4SLinus Torvalds unsigned int sco_pkts; 5016ed58ec5SVille Tervo unsigned int le_pkts; 50226afbd82SLuiz Augusto von Dentz unsigned int iso_pkts; 5031da177e4SLinus Torvalds 504350ee4cfSAndrei Emeltchenko __u16 block_len; 505350ee4cfSAndrei Emeltchenko __u16 block_mtu; 506350ee4cfSAndrei Emeltchenko __u16 num_blocks; 507350ee4cfSAndrei Emeltchenko __u16 block_cnt; 508350ee4cfSAndrei Emeltchenko 5091da177e4SLinus Torvalds unsigned long acl_last_tx; 5101da177e4SLinus Torvalds unsigned long sco_last_tx; 5116ed58ec5SVille Tervo unsigned long le_last_tx; 5121da177e4SLinus Torvalds 5136decb5b4SJaganath Kanakkassery __u8 le_tx_def_phys; 5146decb5b4SJaganath Kanakkassery __u8 le_rx_def_phys; 5156decb5b4SJaganath Kanakkassery 516f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 5176ead1bbcSJohan Hedberg struct workqueue_struct *req_workqueue; 518f48fd9c8SMarcel Holtmann 519ab81cbf9SJohan Hedberg struct work_struct power_on; 5203243553fSJohan Hedberg struct delayed_work power_off; 521c7741d16SMarcel Holtmann struct work_struct error_reset; 5226a98e383SMarcel Holtmann struct work_struct cmd_sync_work; 5236a98e383SMarcel Holtmann struct list_head cmd_sync_work_list; 5246a98e383SMarcel Holtmann struct mutex cmd_sync_work_lock; 5251857c199SZhengping Jiang struct mutex unregister_lock; 526744451c1SBenjamin Berg struct work_struct cmd_sync_cancel_work; 527b338d917SBrian Gix struct work_struct reenable_adv_work; 528ab81cbf9SJohan Hedberg 52916ab91abSJohan Hedberg __u16 discov_timeout; 53016ab91abSJohan Hedberg struct delayed_work discov_off; 53116ab91abSJohan Hedberg 5327d78525dSJohan Hedberg struct delayed_work service_cache; 5337d78525dSJohan Hedberg 53465cc2b49SMarcel Holtmann struct delayed_work cmd_timer; 535de75cd0dSManish Mandlik struct delayed_work ncmd_timer; 536b78752ccSMarcel Holtmann 537b78752ccSMarcel Holtmann struct work_struct rx_work; 538c347b765SGustavo F. Padovan struct work_struct cmd_work; 5393eff45eaSGustavo F. Padovan struct work_struct tx_work; 5401da177e4SLinus Torvalds 5417c1fbed2SJohan Hedberg struct delayed_work le_scan_disable; 5427c1fbed2SJohan Hedberg struct delayed_work le_scan_restart; 5432e93e53bSJohan Hedberg 5441da177e4SLinus Torvalds struct sk_buff_head rx_q; 5451da177e4SLinus Torvalds struct sk_buff_head raw_q; 5461da177e4SLinus Torvalds struct sk_buff_head cmd_q; 5471da177e4SLinus Torvalds 5481da177e4SLinus Torvalds struct sk_buff *sent_cmd; 549dfe6d5c3SLuiz Augusto von Dentz struct sk_buff *recv_event; 5501da177e4SLinus Torvalds 551a6a67efdSThomas Gleixner struct mutex req_lock; 5521da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 5531da177e4SLinus Torvalds __u32 req_status; 5541da177e4SLinus Torvalds __u32 req_result; 555f60cb305SJohan Hedberg struct sk_buff *req_skb; 5562af7aa66SLuiz Augusto von Dentz struct sk_buff *req_rsp; 557a5040efaSJohan Hedberg 55870db83c4SJohan Hedberg void *smp_data; 559ef8efe4bSJohan Hedberg void *smp_bredr_data; 5602e58ef3eSJohan Hedberg 56130883512SJohan Hedberg struct discovery_state discovery; 5629952d90eSAbhishek Pandit-Subedi 5634867bd00SAbhishek Pandit-Subedi int discovery_old_state; 5644867bd00SAbhishek Pandit-Subedi bool discovery_paused; 5654867bd00SAbhishek Pandit-Subedi int advertising_old_state; 5664867bd00SAbhishek Pandit-Subedi bool advertising_paused; 5674867bd00SAbhishek Pandit-Subedi 5689952d90eSAbhishek Pandit-Subedi struct notifier_block suspend_notifier; 5699952d90eSAbhishek Pandit-Subedi enum suspended_state suspend_state_next; 5709952d90eSAbhishek Pandit-Subedi enum suspended_state suspend_state; 5714f40afc6SAbhishek Pandit-Subedi bool scanning_paused; 5724f40afc6SAbhishek Pandit-Subedi bool suspended; 5732f20216cSAbhishek Pandit-Subedi u8 wake_reason; 5742f20216cSAbhishek Pandit-Subedi bdaddr_t wake_addr; 5752f20216cSAbhishek Pandit-Subedi u8 wake_addr_type; 5769952d90eSAbhishek Pandit-Subedi 5771da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 5785c136e90SAndre Guedes 579b338d917SBrian Gix struct list_head mesh_pending; 5805c136e90SAndre Guedes struct list_head mgmt_pending; 5813d4f9c00SArchie Pusaka struct list_head reject_list; 5823d4f9c00SArchie Pusaka struct list_head accept_list; 5832aeb9a1aSJohan Hedberg struct list_head uuids; 58455ed8ca1SJohan Hedberg struct list_head link_keys; 585b899efafSVinicius Costa Gomes struct list_head long_term_keys; 586970c4e46SJohan Hedberg struct list_head identity_resolving_keys; 5872763eda6SSzymon Janc struct list_head remote_oob_data; 5883d4f9c00SArchie Pusaka struct list_head le_accept_list; 589cfdb0c2dSAnkit Navik struct list_head le_resolv_list; 59015819a70SAndre Guedes struct list_head le_conn_params; 59177a77a30SAndre Guedes struct list_head pend_le_conns; 59266f8455aSJohan Hedberg struct list_head pend_le_reports; 593600a8749SAlain Michaud struct list_head blocked_keys; 5948961987fSKiran K struct list_head local_codecs; 5952763eda6SSzymon Janc 5961da177e4SLinus Torvalds struct hci_dev_stats stat; 5971da177e4SLinus Torvalds 5981da177e4SLinus Torvalds atomic_t promisc; 5991da177e4SLinus Torvalds 6005177a838SMarcel Holtmann const char *hw_info; 6015177a838SMarcel Holtmann const char *fw_info; 602ca325f69SMarcel Holtmann struct dentry *debugfs; 603ca325f69SMarcel Holtmann 6049695ef87SAbhishek Pandit-Subedi struct hci_devcoredump dump; 6059695ef87SAbhishek Pandit-Subedi 606a91f2e39SMarcel Holtmann struct device dev; 6071da177e4SLinus Torvalds 608611b30f7SMarcel Holtmann struct rfkill *rfkill; 609611b30f7SMarcel Holtmann 610eacb44dfSMarcel Holtmann DECLARE_BITMAP(dev_flags, __HCI_NUM_FLAGS); 611e1cff700SLinus Torvalds hci_conn_flags_t conn_flags; 612d23264a8SAndre Guedes 6138fa19098SJohan Hedberg __s8 adv_tx_power; 614c9ed0a70SLuiz Augusto von Dentz __u8 adv_data[HCI_MAX_EXT_AD_LENGTH]; 6153f0f524bSJohan Hedberg __u8 adv_data_len; 616c9ed0a70SLuiz Augusto von Dentz __u8 scan_rsp_data[HCI_MAX_EXT_AD_LENGTH]; 617f8e808bdSMarcel Holtmann __u8 scan_rsp_data_len; 618eca0ae4aSLuiz Augusto von Dentz __u8 per_adv_data[HCI_MAX_PER_AD_LENGTH]; 619eca0ae4aSLuiz Augusto von Dentz __u8 per_adv_data_len; 6208fa19098SJohan Hedberg 621d2609b34SFlorian Grandel struct list_head adv_instances; 622d2609b34SFlorian Grandel unsigned int adv_instance_cnt; 623d2609b34SFlorian Grandel __u8 cur_adv_instance; 6245d900e46SFlorian Grandel __u16 adv_instance_timeout; 6255d900e46SFlorian Grandel struct delayed_work adv_instance_expire; 626203fea01SArman Uguray 627e5e1e7fdSMiao-chen Chou struct idr adv_monitors_idr; 628e5e1e7fdSMiao-chen Chou unsigned int adv_monitors_cnt; 629e5e1e7fdSMiao-chen Chou 630863efaf2SJohan Hedberg __u8 irk[16]; 631d6bfd59cSJohan Hedberg __u32 rpa_timeout; 632d6bfd59cSJohan Hedberg struct delayed_work rpa_expired; 6332b5224dcSMarcel Holtmann bdaddr_t rpa; 634863efaf2SJohan Hedberg 635b338d917SBrian Gix struct delayed_work mesh_send_done; 636b338d917SBrian Gix 637c4f1f408SHoward Chung enum { 638c4f1f408SHoward Chung INTERLEAVE_SCAN_NONE, 639c4f1f408SHoward Chung INTERLEAVE_SCAN_NO_FILTER, 640c4f1f408SHoward Chung INTERLEAVE_SCAN_ALLOWLIST 641c4f1f408SHoward Chung } interleave_scan_state; 642c4f1f408SHoward Chung 643c4f1f408SHoward Chung struct delayed_work interleave_scan; 644c4f1f408SHoward Chung 6453368aa35SManish Mandlik struct list_head monitored_devices; 6468d7f1677SManish Mandlik bool advmon_pend_notify; 6473368aa35SManish Mandlik 64853f863a6SMarcel Holtmann #if IS_ENABLED(CONFIG_BT_LEDS) 6496d5d2ee6SHeiner Kallweit struct led_trigger *power_led; 65053f863a6SMarcel Holtmann #endif 6516d5d2ee6SHeiner Kallweit 652145373cbSMiao-chen Chou #if IS_ENABLED(CONFIG_BT_MSFTEXT) 653145373cbSMiao-chen Chou __u16 msft_opcode; 654145373cbSMiao-chen Chou void *msft_data; 655a61d6718SMarcel Holtmann bool msft_curve_validity; 656145373cbSMiao-chen Chou #endif 657145373cbSMiao-chen Chou 658f67743f9SMarcel Holtmann #if IS_ENABLED(CONFIG_BT_AOSPEXT) 659f67743f9SMarcel Holtmann bool aosp_capable; 660749a6c59SJoseph Hwang bool aosp_quality_report; 661f67743f9SMarcel Holtmann #endif 662f67743f9SMarcel Holtmann 6631da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 6641da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 6651da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 666f41c70c4SMarcel Holtmann int (*setup)(struct hci_dev *hdev); 667a44fecbdSTedd Ho-Jeong An int (*shutdown)(struct hci_dev *hdev); 6687bd8f09fSMarcel Holtmann int (*send)(struct hci_dev *hdev, struct sk_buff *skb); 6691da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 670c7741d16SMarcel Holtmann void (*hw_error)(struct hci_dev *hdev, u8 code); 67198a63aafSMarcel Holtmann int (*post_init)(struct hci_dev *hdev); 6724b4113d6SMarcel Holtmann int (*set_diag)(struct hci_dev *hdev, bool enable); 67324c457e2SMarcel Holtmann int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr); 674e2bef384SRajat Jain void (*cmd_timeout)(struct hci_dev *hdev); 675c9209b26SArchie Pusaka void (*reset)(struct hci_dev *hdev); 6764539ca67SLuiz Augusto von Dentz bool (*wakeup)(struct hci_dev *hdev); 677ae7d925bSJoseph Hwang int (*set_quality_report)(struct hci_dev *hdev, bool enable); 678248733e8SKiran K int (*get_data_path_id)(struct hci_dev *hdev, __u8 *data_path); 6799798fbdeSKiran K int (*get_codec_config_data)(struct hci_dev *hdev, __u8 type, 6809798fbdeSKiran K struct bt_codec *codec, __u8 *vnd_len, 6819798fbdeSKiran K __u8 **vnd_data); 6821da177e4SLinus Torvalds }; 6831da177e4SLinus Torvalds 68453502d69SAndrei Emeltchenko #define HCI_PHY_HANDLE(handle) (handle & 0xff) 68553502d69SAndrei Emeltchenko 68676b13996SManish Mandlik enum conn_reasons { 68776b13996SManish Mandlik CONN_REASON_PAIR_DEVICE, 68876b13996SManish Mandlik CONN_REASON_L2CAP_CHAN, 68976b13996SManish Mandlik CONN_REASON_SCO_CONNECT, 69026afbd82SLuiz Augusto von Dentz CONN_REASON_ISO_CONNECT, 69176b13996SManish Mandlik }; 69276b13996SManish Mandlik 6931da177e4SLinus Torvalds struct hci_conn { 6941da177e4SLinus Torvalds struct list_head list; 6951da177e4SLinus Torvalds 6961da177e4SLinus Torvalds atomic_t refcnt; 6971da177e4SLinus Torvalds 6981da177e4SLinus Torvalds bdaddr_t dst; 69929b7988aSAndre Guedes __u8 dst_type; 700662e8820SMarcel Holtmann bdaddr_t src; 701e7c4096eSMarcel Holtmann __u8 src_type; 702cb1d68f7SJohan Hedberg bdaddr_t init_addr; 703cb1d68f7SJohan Hedberg __u8 init_addr_type; 704cb1d68f7SJohan Hedberg bdaddr_t resp_addr; 705cb1d68f7SJohan Hedberg __u8 resp_addr_type; 7067087c4f6SLuiz Augusto von Dentz __u8 adv_instance; 7071da177e4SLinus Torvalds __u16 handle; 708eca0ae4aSLuiz Augusto von Dentz __u16 sync_handle; 7091da177e4SLinus Torvalds __u16 state; 710ad3f7986SSungwoo Kim __u16 mtu; 71104837f64SMarcel Holtmann __u8 mode; 7121da177e4SLinus Torvalds __u8 type; 71340bef302SJohan Hedberg __u8 role; 714a0c808b3SJohan Hedberg bool out; 7154c67bc74SMarcel Holtmann __u8 attempt; 7161da177e4SLinus Torvalds __u8 dev_class[3]; 717cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 718a8746417SMarcel Holtmann __u16 pkt_type; 71904837f64SMarcel Holtmann __u16 link_policy; 72013d39315SWaldemar Rymarkiewicz __u8 key_type; 72140be492fSMarcel Holtmann __u8 auth_type; 7228c1b2355SMarcel Holtmann __u8 sec_level; 723765c2a96SJohan Hedberg __u8 pending_sec_level; 724980e1a53SJohan Hedberg __u8 pin_length; 725726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 72617fa4b9dSJohan Hedberg __u8 io_capability; 72792a25256SJohan Hedberg __u32 passkey_notify; 72892a25256SJohan Hedberg __u8 passkey_entered; 729052b30b0SMarcel Holtmann __u16 disc_timeout; 73009ae260bSJohan Hedberg __u16 conn_timeout; 73110c62ddcSFrédéric Dalleau __u16 setting; 732302975cbSSpoorthi Ravishankar Koppad __u16 auth_payload_timeout; 7331e406eefSAndre Guedes __u16 le_conn_min_interval; 7341e406eefSAndre Guedes __u16 le_conn_max_interval; 735e04fde60SMarcel Holtmann __u16 le_conn_interval; 736e04fde60SMarcel Holtmann __u16 le_conn_latency; 737e04fde60SMarcel Holtmann __u16 le_supv_timeout; 738db08722fSLuiz Augusto von Dentz __u8 le_adv_data[HCI_MAX_EXT_AD_LENGTH]; 739fd45ada9SAlfonso Acosta __u8 le_adv_data_len; 740eca0ae4aSLuiz Augusto von Dentz __u8 le_per_adv_data[HCI_MAX_PER_AD_LENGTH]; 741eca0ae4aSLuiz Augusto von Dentz __u8 le_per_adv_data_len; 7421efd927dSLuiz Augusto von Dentz __u8 le_tx_phy; 7431efd927dSLuiz Augusto von Dentz __u8 le_rx_phy; 7445ae76a94SAndrzej Kaczmarek __s8 rssi; 7455a134faeSAndrzej Kaczmarek __s8 tx_power; 746d0455ed9SAndrzej Kaczmarek __s8 max_tx_power; 74726afbd82SLuiz Augusto von Dentz struct bt_iso_qos iso_qos; 74851a8efd7SJohan Hedberg unsigned long flags; 7491da177e4SLinus Torvalds 75076b13996SManish Mandlik enum conn_reasons conn_reason; 751a13f316eSLuiz Augusto von Dentz __u8 abort_reason; 75276b13996SManish Mandlik 75333f35721SJohan Hedberg __u32 clock; 75433f35721SJohan Hedberg __u16 clock_accuracy; 75533f35721SJohan Hedberg 756dd983808SAndrzej Kaczmarek unsigned long conn_info_timestamp; 757dd983808SAndrzej Kaczmarek 75803b555e1SJohan Hedberg __u8 remote_cap; 75903b555e1SJohan Hedberg __u8 remote_auth; 7603161ae1cSAndrei Emeltchenko __u8 remote_id; 76103b555e1SJohan Hedberg 7621da177e4SLinus Torvalds unsigned int sent; 7631da177e4SLinus Torvalds 7641da177e4SLinus Torvalds struct sk_buff_head data_q; 7652c33c06aSGustavo F. Padovan struct list_head chan_list; 7661da177e4SLinus Torvalds 76719c40e3bSGustavo F. Padovan struct delayed_work disc_work; 7687bc18d9dSJohan Hedberg struct delayed_work auto_accept_work; 769a74a84f6SJohan Hedberg struct delayed_work idle_work; 7709489eca4SJohan Hedberg struct delayed_work le_conn_timeout; 7711da177e4SLinus Torvalds 772b219e3acSMarcel Holtmann struct device dev; 77323b9ceb7SMarcel Holtmann struct dentry *debugfs; 774b219e3acSMarcel Holtmann 7751da177e4SLinus Torvalds struct hci_dev *hdev; 7761da177e4SLinus Torvalds void *l2cap_data; 7771da177e4SLinus Torvalds void *sco_data; 77826afbd82SLuiz Augusto von Dentz void *iso_data; 7799740e49dSAndrei Emeltchenko struct amp_mgr *amp_mgr; 7801da177e4SLinus Torvalds 78106149746SLuiz Augusto von Dentz struct list_head link_list; 78206149746SLuiz Augusto von Dentz struct hci_conn *parent; 78306149746SLuiz Augusto von Dentz struct hci_link *link; 78406149746SLuiz Augusto von Dentz 785b2af264aSKiran K struct bt_codec codec; 786e9a416b5SJohan Hedberg 787e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 788e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 789e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 79026afbd82SLuiz Augusto von Dentz 79126afbd82SLuiz Augusto von Dentz void (*cleanup)(struct hci_conn *conn); 7921da177e4SLinus Torvalds }; 7931da177e4SLinus Torvalds 79406149746SLuiz Augusto von Dentz struct hci_link { 79506149746SLuiz Augusto von Dentz struct list_head list; 79606149746SLuiz Augusto von Dentz struct hci_conn *conn; 79706149746SLuiz Augusto von Dentz }; 79806149746SLuiz Augusto von Dentz 79973d80debSLuiz Augusto von Dentz struct hci_chan { 80073d80debSLuiz Augusto von Dentz struct list_head list; 80142c4e53eSAndrei Emeltchenko __u16 handle; 80273d80debSLuiz Augusto von Dentz struct hci_conn *conn; 80373d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 80473d80debSLuiz Augusto von Dentz unsigned int sent; 805168df8e5SMat Martineau __u8 state; 8065c4c8c95SArchie Pusaka bool amp; 80773d80debSLuiz Augusto von Dentz }; 80873d80debSLuiz Augusto von Dentz 80915819a70SAndre Guedes struct hci_conn_params { 81015819a70SAndre Guedes struct list_head list; 81193450c75SJohan Hedberg struct list_head action; 81215819a70SAndre Guedes 81315819a70SAndre Guedes bdaddr_t addr; 81415819a70SAndre Guedes u8 addr_type; 81515819a70SAndre Guedes 81615819a70SAndre Guedes u16 conn_min_interval; 81715819a70SAndre Guedes u16 conn_max_interval; 818f044eb05SMarcel Holtmann u16 conn_latency; 819f044eb05SMarcel Holtmann u16 supervision_timeout; 8209fcb18efSAndre Guedes 8219fcb18efSAndre Guedes enum { 8229fcb18efSAndre Guedes HCI_AUTO_CONN_DISABLED, 823a3451d27SJohan Hedberg HCI_AUTO_CONN_REPORT, 8244b9e7e75SMarcel Holtmann HCI_AUTO_CONN_DIRECT, 8259fcb18efSAndre Guedes HCI_AUTO_CONN_ALWAYS, 8269fcb18efSAndre Guedes HCI_AUTO_CONN_LINK_LOSS, 827158e9218SJakub Pawlowski HCI_AUTO_CONN_EXPLICIT, 8289fcb18efSAndre Guedes } auto_connect; 829f161dd41SJohan Hedberg 830f161dd41SJohan Hedberg struct hci_conn *conn; 831158e9218SJakub Pawlowski bool explicit_connect; 832195ef75eSPauli Virtanen /* Accessed without hdev->lock: */ 833e1cff700SLinus Torvalds hci_conn_flags_t flags; 834853b70b5SLuiz Augusto von Dentz u8 privacy_mode; 83515819a70SAndre Guedes }; 83615819a70SAndre Guedes 8371da177e4SLinus Torvalds extern struct list_head hci_dev_list; 8381da177e4SLinus Torvalds extern struct list_head hci_cb_list; 8391da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 840fba7ecf0SJohan Hedberg extern struct mutex hci_cb_list_lock; 8411da177e4SLinus Torvalds 842eacb44dfSMarcel Holtmann #define hci_dev_set_flag(hdev, nr) set_bit((nr), (hdev)->dev_flags) 843eacb44dfSMarcel Holtmann #define hci_dev_clear_flag(hdev, nr) clear_bit((nr), (hdev)->dev_flags) 844eacb44dfSMarcel Holtmann #define hci_dev_change_flag(hdev, nr) change_bit((nr), (hdev)->dev_flags) 845eacb44dfSMarcel Holtmann #define hci_dev_test_flag(hdev, nr) test_bit((nr), (hdev)->dev_flags) 846eacb44dfSMarcel Holtmann #define hci_dev_test_and_set_flag(hdev, nr) test_and_set_bit((nr), (hdev)->dev_flags) 847eacb44dfSMarcel Holtmann #define hci_dev_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), (hdev)->dev_flags) 848eacb44dfSMarcel Holtmann #define hci_dev_test_and_change_flag(hdev, nr) test_and_change_bit((nr), (hdev)->dev_flags) 849d7a5a11dSMarcel Holtmann 850eacb44dfSMarcel Holtmann #define hci_dev_clear_volatile_flags(hdev) \ 851eacb44dfSMarcel Holtmann do { \ 852eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_SCAN); \ 853eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_ADV); \ 8542eb71a3aSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LL_RPA_RESOLUTION);\ 855eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_PERIODIC_INQ); \ 856ae7d925bSJoseph Hwang hci_dev_clear_flag(hdev, HCI_QUALITY_REPORT); \ 857eacb44dfSMarcel Holtmann } while (0) 858516018a9SMarcel Holtmann 8594fc9857aSLuiz Augusto von Dentz #define hci_dev_le_state_simultaneous(hdev) \ 8604fc9857aSLuiz Augusto von Dentz (test_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks) && \ 8614fc9857aSLuiz Augusto von Dentz (hdev->le_states[4] & 0x08) && /* Central */ \ 8624fc9857aSLuiz Augusto von Dentz (hdev->le_states[4] & 0x40) && /* Peripheral */ \ 8634fc9857aSLuiz Augusto von Dentz (hdev->le_states[3] & 0x10)) /* Simultaneous */ 8644fc9857aSLuiz Augusto von Dentz 865686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 866e74e58f8SJoe Perches int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 867e74e58f8SJoe Perches int l2cap_disconn_ind(struct hci_conn *hcon); 8689b4c3336SArron Wang void l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 869686ebf28SUlisses Furquim 870ff50e8afSArron Wang #if IS_ENABLED(CONFIG_BT_BREDR) 871e74e58f8SJoe Perches int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); 8729b4c3336SArron Wang void sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 873ff50e8afSArron Wang #else 874ff50e8afSArron Wang static inline int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 875ff50e8afSArron Wang __u8 *flags) 876ff50e8afSArron Wang { 877ff50e8afSArron Wang return 0; 878ff50e8afSArron Wang } 879ff50e8afSArron Wang 880ff50e8afSArron Wang static inline void sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb) 881ff50e8afSArron Wang { 882ff50e8afSArron Wang } 883ff50e8afSArron Wang #endif 884686ebf28SUlisses Furquim 885ccf74f23SLuiz Augusto von Dentz #if IS_ENABLED(CONFIG_BT_LE) 886ccf74f23SLuiz Augusto von Dentz int iso_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); 887ccf74f23SLuiz Augusto von Dentz void iso_recv(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 888ccf74f23SLuiz Augusto von Dentz #else 889ccf74f23SLuiz Augusto von Dentz static inline int iso_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 890ccf74f23SLuiz Augusto von Dentz __u8 *flags) 891ccf74f23SLuiz Augusto von Dentz { 892ccf74f23SLuiz Augusto von Dentz return 0; 893ccf74f23SLuiz Augusto von Dentz } 894ccf74f23SLuiz Augusto von Dentz static inline void iso_recv(struct hci_conn *hcon, struct sk_buff *skb, 895ccf74f23SLuiz Augusto von Dentz u16 flags) 896ccf74f23SLuiz Augusto von Dentz { 897ccf74f23SLuiz Augusto von Dentz } 898ccf74f23SLuiz Augusto von Dentz #endif 899ccf74f23SLuiz Augusto von Dentz 9001da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 90170f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 90270f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 9031da177e4SLinus Torvalds 90430883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 9051da177e4SLinus Torvalds { 906ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 90730883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 90830883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 90930883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 910da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 91137eab042SJakub Pawlowski hdev->discovery.rssi = HCI_RSSI_INVALID; 9121da177e4SLinus Torvalds } 9131da177e4SLinus Torvalds 9140256325eSMarcel Holtmann static inline void hci_discovery_filter_clear(struct hci_dev *hdev) 9150256325eSMarcel Holtmann { 91682f8b651SJakub Pawlowski hdev->discovery.result_filtering = false; 917da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 9180256325eSMarcel Holtmann hdev->discovery.rssi = HCI_RSSI_INVALID; 9190256325eSMarcel Holtmann hdev->discovery.uuid_count = 0; 9200256325eSMarcel Holtmann kfree(hdev->discovery.uuids); 9210256325eSMarcel Holtmann hdev->discovery.uuids = NULL; 9222d28cfe7SJakub Pawlowski hdev->discovery.scan_start = 0; 9232d28cfe7SJakub Pawlowski hdev->discovery.scan_duration = 0; 9240256325eSMarcel Holtmann } 9250256325eSMarcel Holtmann 92630dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 92730dc78e1SJohan Hedberg 928ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 929ff9ef578SJohan Hedberg 9301da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 9311da177e4SLinus Torvalds { 93230883512SJohan Hedberg return list_empty(&hdev->discovery.all); 9331da177e4SLinus Torvalds } 9341da177e4SLinus Torvalds 9351da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 9361da177e4SLinus Torvalds { 93730883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 9381da177e4SLinus Torvalds return jiffies - c->timestamp; 9391da177e4SLinus Torvalds } 9401da177e4SLinus Torvalds 9411da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 9421da177e4SLinus Torvalds { 9431da177e4SLinus Torvalds return jiffies - e->timestamp; 9441da177e4SLinus Torvalds } 9451da177e4SLinus Torvalds 9465a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 9475a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 948561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 949561aafbcSJohan Hedberg bdaddr_t *bdaddr); 95030dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 95130dc78e1SJohan Hedberg bdaddr_t *bdaddr, 95230dc78e1SJohan Hedberg int state); 953a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 954a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 955af58925cSMarcel Holtmann u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 956af58925cSMarcel Holtmann bool name_known); 9571f9b9a5dSAndre Guedes void hci_inquiry_cache_flush(struct hci_dev *hdev); 9581da177e4SLinus Torvalds 9591da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 9601da177e4SLinus Torvalds enum { 9611da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 9621da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 96304837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 96404837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 965e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 966b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 96758a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 968eb9a8f3fSMarcel Holtmann HCI_CONN_SC_ENABLED, 969abf76badSMarcel Holtmann HCI_CONN_AES_CCM, 97058a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 971af6a9c32SJohan Hedberg HCI_CONN_FLUSH_KEY, 9724dae2798SJohan Hedberg HCI_CONN_ENCRYPT, 9734dae2798SJohan Hedberg HCI_CONN_AUTH, 9744dae2798SJohan Hedberg HCI_CONN_SECURE, 9754dae2798SJohan Hedberg HCI_CONN_FIPS, 976fe59a05fSJohan Hedberg HCI_CONN_STK_ENCRYPT, 977977f8fceSJohan Hedberg HCI_CONN_AUTH_INITIATOR, 978f94b665dSJohan Hedberg HCI_CONN_DROP, 979b62e7220SLuiz Augusto von Dentz HCI_CONN_CANCEL, 98089cbb063SAlfonso Acosta HCI_CONN_PARAM_REMOVAL_PEND, 981fe8bc5acSJohan Hedberg HCI_CONN_NEW_LINK_KEY, 982158e9218SJakub Pawlowski HCI_CONN_SCANNING, 983160b9251SSzymon Janc HCI_CONN_AUTH_FAILURE, 984eca0ae4aSLuiz Augusto von Dentz HCI_CONN_PER_ADV, 985a0bfde16SIulia Tanasescu HCI_CONN_BIG_CREATED, 9867f74563eSPauli Virtanen HCI_CONN_CREATE_CIS, 987f777d882SIulia Tanasescu HCI_CONN_BIG_SYNC, 988f777d882SIulia Tanasescu HCI_CONN_BIG_SYNC_FAILED, 989fbdc4bc4SIulia Tanasescu HCI_CONN_PA_SYNC, 990fbdc4bc4SIulia Tanasescu HCI_CONN_PA_SYNC_FAILED, 9911da177e4SLinus Torvalds }; 9921da177e4SLinus Torvalds 993aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 994aa64a8b5SJohan Hedberg { 995aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 996d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SSP_ENABLED) && 997c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 998aa64a8b5SJohan Hedberg } 999aa64a8b5SJohan Hedberg 1000eb9a8f3fSMarcel Holtmann static inline bool hci_conn_sc_enabled(struct hci_conn *conn) 1001eb9a8f3fSMarcel Holtmann { 1002eb9a8f3fSMarcel Holtmann struct hci_dev *hdev = conn->hdev; 1003d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SC_ENABLED) && 1004eb9a8f3fSMarcel Holtmann test_bit(HCI_CONN_SC_ENABLED, &conn->flags); 1005eb9a8f3fSMarcel Holtmann } 1006eb9a8f3fSMarcel Holtmann 10071da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 10081da177e4SLinus Torvalds { 10091da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 1010d4b20f0bSLuiz Augusto von Dentz list_add_tail_rcu(&c->list, &h->list); 1011fcd89c09SVille Tervo switch (c->type) { 1012fcd89c09SVille Tervo case ACL_LINK: 10131da177e4SLinus Torvalds h->acl_num++; 1014fcd89c09SVille Tervo break; 1015bd1eb66bSAndrei Emeltchenko case AMP_LINK: 1016bd1eb66bSAndrei Emeltchenko h->amp_num++; 1017bd1eb66bSAndrei Emeltchenko break; 1018fcd89c09SVille Tervo case LE_LINK: 1019fcd89c09SVille Tervo h->le_num++; 1020f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 102139bc74caSArchie Pusaka h->le_num_peripheral++; 1022fcd89c09SVille Tervo break; 1023fcd89c09SVille Tervo case SCO_LINK: 1024fcd89c09SVille Tervo case ESCO_LINK: 10251da177e4SLinus Torvalds h->sco_num++; 1026fcd89c09SVille Tervo break; 102726afbd82SLuiz Augusto von Dentz case ISO_LINK: 102826afbd82SLuiz Augusto von Dentz h->iso_num++; 102926afbd82SLuiz Augusto von Dentz break; 1030fcd89c09SVille Tervo } 10311da177e4SLinus Torvalds } 10321da177e4SLinus Torvalds 10331da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 10341da177e4SLinus Torvalds { 10351da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 1036bf4c6325SGustavo F. Padovan 1037bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 1038bf4c6325SGustavo F. Padovan synchronize_rcu(); 1039bf4c6325SGustavo F. Padovan 1040fcd89c09SVille Tervo switch (c->type) { 1041fcd89c09SVille Tervo case ACL_LINK: 10421da177e4SLinus Torvalds h->acl_num--; 1043fcd89c09SVille Tervo break; 1044bd1eb66bSAndrei Emeltchenko case AMP_LINK: 1045bd1eb66bSAndrei Emeltchenko h->amp_num--; 1046bd1eb66bSAndrei Emeltchenko break; 1047fcd89c09SVille Tervo case LE_LINK: 1048fcd89c09SVille Tervo h->le_num--; 1049f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 105039bc74caSArchie Pusaka h->le_num_peripheral--; 1051fcd89c09SVille Tervo break; 1052fcd89c09SVille Tervo case SCO_LINK: 1053fcd89c09SVille Tervo case ESCO_LINK: 10541da177e4SLinus Torvalds h->sco_num--; 1055fcd89c09SVille Tervo break; 105626afbd82SLuiz Augusto von Dentz case ISO_LINK: 105726afbd82SLuiz Augusto von Dentz h->iso_num--; 105826afbd82SLuiz Augusto von Dentz break; 1059fcd89c09SVille Tervo } 10601da177e4SLinus Torvalds } 10611da177e4SLinus Torvalds 106252087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 106352087a79SLuiz Augusto von Dentz { 106452087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 106552087a79SLuiz Augusto von Dentz switch (type) { 106652087a79SLuiz Augusto von Dentz case ACL_LINK: 106752087a79SLuiz Augusto von Dentz return h->acl_num; 1068bd1eb66bSAndrei Emeltchenko case AMP_LINK: 1069bd1eb66bSAndrei Emeltchenko return h->amp_num; 107052087a79SLuiz Augusto von Dentz case LE_LINK: 107152087a79SLuiz Augusto von Dentz return h->le_num; 107252087a79SLuiz Augusto von Dentz case SCO_LINK: 107352087a79SLuiz Augusto von Dentz case ESCO_LINK: 107452087a79SLuiz Augusto von Dentz return h->sco_num; 107526afbd82SLuiz Augusto von Dentz case ISO_LINK: 107626afbd82SLuiz Augusto von Dentz return h->iso_num; 107752087a79SLuiz Augusto von Dentz default: 107852087a79SLuiz Augusto von Dentz return 0; 107952087a79SLuiz Augusto von Dentz } 108052087a79SLuiz Augusto von Dentz } 108152087a79SLuiz Augusto von Dentz 1082f4f07505SJohan Hedberg static inline unsigned int hci_conn_count(struct hci_dev *hdev) 1083f4f07505SJohan Hedberg { 1084f4f07505SJohan Hedberg struct hci_conn_hash *c = &hdev->conn_hash; 1085f4f07505SJohan Hedberg 108626afbd82SLuiz Augusto von Dentz return c->acl_num + c->amp_num + c->sco_num + c->le_num + c->iso_num; 1087f4f07505SJohan Hedberg } 1088f4f07505SJohan Hedberg 1089845472e8SMarcel Holtmann static inline __u8 hci_conn_lookup_type(struct hci_dev *hdev, __u16 handle) 1090845472e8SMarcel Holtmann { 1091845472e8SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 1092845472e8SMarcel Holtmann struct hci_conn *c; 1093845472e8SMarcel Holtmann __u8 type = INVALID_LINK; 1094845472e8SMarcel Holtmann 1095845472e8SMarcel Holtmann rcu_read_lock(); 1096845472e8SMarcel Holtmann 1097845472e8SMarcel Holtmann list_for_each_entry_rcu(c, &h->list, list) { 1098845472e8SMarcel Holtmann if (c->handle == handle) { 1099845472e8SMarcel Holtmann type = c->type; 1100845472e8SMarcel Holtmann break; 1101845472e8SMarcel Holtmann } 1102845472e8SMarcel Holtmann } 1103845472e8SMarcel Holtmann 1104845472e8SMarcel Holtmann rcu_read_unlock(); 1105845472e8SMarcel Holtmann 1106845472e8SMarcel Holtmann return type; 1107845472e8SMarcel Holtmann } 1108845472e8SMarcel Holtmann 1109eca0ae4aSLuiz Augusto von Dentz static inline struct hci_conn *hci_conn_hash_lookup_bis(struct hci_dev *hdev, 11106a42e9bfSIulia Tanasescu bdaddr_t *ba, __u8 bis) 1111eca0ae4aSLuiz Augusto von Dentz { 1112eca0ae4aSLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 1113eca0ae4aSLuiz Augusto von Dentz struct hci_conn *c; 1114eca0ae4aSLuiz Augusto von Dentz 1115eca0ae4aSLuiz Augusto von Dentz rcu_read_lock(); 1116eca0ae4aSLuiz Augusto von Dentz 1117eca0ae4aSLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) { 1118eca0ae4aSLuiz Augusto von Dentz if (bacmp(&c->dst, ba) || c->type != ISO_LINK) 1119eca0ae4aSLuiz Augusto von Dentz continue; 1120eca0ae4aSLuiz Augusto von Dentz 11216a42e9bfSIulia Tanasescu if (c->iso_qos.bcast.bis == bis) { 1122eca0ae4aSLuiz Augusto von Dentz rcu_read_unlock(); 1123eca0ae4aSLuiz Augusto von Dentz return c; 1124eca0ae4aSLuiz Augusto von Dentz } 1125eca0ae4aSLuiz Augusto von Dentz } 1126eca0ae4aSLuiz Augusto von Dentz rcu_read_unlock(); 1127eca0ae4aSLuiz Augusto von Dentz 1128eca0ae4aSLuiz Augusto von Dentz return NULL; 1129eca0ae4aSLuiz Augusto von Dentz } 1130eca0ae4aSLuiz Augusto von Dentz 1131a0bfde16SIulia Tanasescu static inline struct hci_conn * 1132a0bfde16SIulia Tanasescu hci_conn_hash_lookup_per_adv_bis(struct hci_dev *hdev, 1133a0bfde16SIulia Tanasescu bdaddr_t *ba, 1134a0bfde16SIulia Tanasescu __u8 big, __u8 bis) 1135a0bfde16SIulia Tanasescu { 1136a0bfde16SIulia Tanasescu struct hci_conn_hash *h = &hdev->conn_hash; 1137a0bfde16SIulia Tanasescu struct hci_conn *c; 1138a0bfde16SIulia Tanasescu 1139a0bfde16SIulia Tanasescu rcu_read_lock(); 1140a0bfde16SIulia Tanasescu 1141a0bfde16SIulia Tanasescu list_for_each_entry_rcu(c, &h->list, list) { 1142a0bfde16SIulia Tanasescu if (bacmp(&c->dst, ba) || c->type != ISO_LINK || 1143a0bfde16SIulia Tanasescu !test_bit(HCI_CONN_PER_ADV, &c->flags)) 1144a0bfde16SIulia Tanasescu continue; 1145a0bfde16SIulia Tanasescu 1146a0bfde16SIulia Tanasescu if (c->iso_qos.bcast.big == big && 1147a0bfde16SIulia Tanasescu c->iso_qos.bcast.bis == bis) { 1148a0bfde16SIulia Tanasescu rcu_read_unlock(); 1149a0bfde16SIulia Tanasescu return c; 1150a0bfde16SIulia Tanasescu } 1151a0bfde16SIulia Tanasescu } 1152a0bfde16SIulia Tanasescu rcu_read_unlock(); 1153a0bfde16SIulia Tanasescu 1154a0bfde16SIulia Tanasescu return NULL; 1155a0bfde16SIulia Tanasescu } 1156a0bfde16SIulia Tanasescu 11571da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 11581da177e4SLinus Torvalds __u16 handle) 11591da177e4SLinus Torvalds { 11601da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 11611da177e4SLinus Torvalds struct hci_conn *c; 11621da177e4SLinus Torvalds 1163bf4c6325SGustavo F. Padovan rcu_read_lock(); 1164bf4c6325SGustavo F. Padovan 1165bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 1166bf4c6325SGustavo F. Padovan if (c->handle == handle) { 1167bf4c6325SGustavo F. Padovan rcu_read_unlock(); 11681da177e4SLinus Torvalds return c; 11691da177e4SLinus Torvalds } 1170bf4c6325SGustavo F. Padovan } 1171bf4c6325SGustavo F. Padovan rcu_read_unlock(); 1172bf4c6325SGustavo F. Padovan 11731da177e4SLinus Torvalds return NULL; 11741da177e4SLinus Torvalds } 11751da177e4SLinus Torvalds 11761da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 11771da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 11781da177e4SLinus Torvalds { 11791da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 11801da177e4SLinus Torvalds struct hci_conn *c; 11811da177e4SLinus Torvalds 1182bf4c6325SGustavo F. Padovan rcu_read_lock(); 1183bf4c6325SGustavo F. Padovan 1184bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 1185bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 1186bf4c6325SGustavo F. Padovan rcu_read_unlock(); 11871da177e4SLinus Torvalds return c; 11881da177e4SLinus Torvalds } 1189bf4c6325SGustavo F. Padovan } 1190bf4c6325SGustavo F. Padovan 1191bf4c6325SGustavo F. Padovan rcu_read_unlock(); 1192bf4c6325SGustavo F. Padovan 11931da177e4SLinus Torvalds return NULL; 11941da177e4SLinus Torvalds } 11951da177e4SLinus Torvalds 11961b51c7b6SJohan Hedberg static inline struct hci_conn *hci_conn_hash_lookup_le(struct hci_dev *hdev, 11971b51c7b6SJohan Hedberg bdaddr_t *ba, 11981b51c7b6SJohan Hedberg __u8 ba_type) 11991b51c7b6SJohan Hedberg { 12001b51c7b6SJohan Hedberg struct hci_conn_hash *h = &hdev->conn_hash; 12011b51c7b6SJohan Hedberg struct hci_conn *c; 12021b51c7b6SJohan Hedberg 12031b51c7b6SJohan Hedberg rcu_read_lock(); 12041b51c7b6SJohan Hedberg 12051b51c7b6SJohan Hedberg list_for_each_entry_rcu(c, &h->list, list) { 12061b51c7b6SJohan Hedberg if (c->type != LE_LINK) 12071b51c7b6SJohan Hedberg continue; 12081b51c7b6SJohan Hedberg 12091b51c7b6SJohan Hedberg if (ba_type == c->dst_type && !bacmp(&c->dst, ba)) { 12101b51c7b6SJohan Hedberg rcu_read_unlock(); 12111b51c7b6SJohan Hedberg return c; 12121b51c7b6SJohan Hedberg } 12131b51c7b6SJohan Hedberg } 12141b51c7b6SJohan Hedberg 12151b51c7b6SJohan Hedberg rcu_read_unlock(); 12161b51c7b6SJohan Hedberg 12171b51c7b6SJohan Hedberg return NULL; 12181b51c7b6SJohan Hedberg } 12191b51c7b6SJohan Hedberg 122026afbd82SLuiz Augusto von Dentz static inline struct hci_conn *hci_conn_hash_lookup_cis(struct hci_dev *hdev, 122126afbd82SLuiz Augusto von Dentz bdaddr_t *ba, 1222c14516faSLuiz Augusto von Dentz __u8 ba_type, 1223c14516faSLuiz Augusto von Dentz __u8 cig, 1224c14516faSLuiz Augusto von Dentz __u8 id) 122526afbd82SLuiz Augusto von Dentz { 122626afbd82SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 122726afbd82SLuiz Augusto von Dentz struct hci_conn *c; 122826afbd82SLuiz Augusto von Dentz 122926afbd82SLuiz Augusto von Dentz rcu_read_lock(); 123026afbd82SLuiz Augusto von Dentz 123126afbd82SLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) { 1232b5793de3SPauli Virtanen if (c->type != ISO_LINK || !bacmp(&c->dst, BDADDR_ANY)) 123326afbd82SLuiz Augusto von Dentz continue; 123426afbd82SLuiz Augusto von Dentz 1235c14516faSLuiz Augusto von Dentz /* Match CIG ID if set */ 1236a07a95bcSLuiz Augusto von Dentz if (cig != c->iso_qos.ucast.cig) 1237c14516faSLuiz Augusto von Dentz continue; 1238c14516faSLuiz Augusto von Dentz 1239c14516faSLuiz Augusto von Dentz /* Match CIS ID if set */ 1240a07a95bcSLuiz Augusto von Dentz if (id != c->iso_qos.ucast.cis) 1241c14516faSLuiz Augusto von Dentz continue; 1242c14516faSLuiz Augusto von Dentz 124371e95884SPauli Virtanen /* Match destination address if set */ 124471e95884SPauli Virtanen if (!ba || (ba_type == c->dst_type && !bacmp(&c->dst, ba))) { 124526afbd82SLuiz Augusto von Dentz rcu_read_unlock(); 124626afbd82SLuiz Augusto von Dentz return c; 124726afbd82SLuiz Augusto von Dentz } 124826afbd82SLuiz Augusto von Dentz } 124926afbd82SLuiz Augusto von Dentz 125026afbd82SLuiz Augusto von Dentz rcu_read_unlock(); 125126afbd82SLuiz Augusto von Dentz 125226afbd82SLuiz Augusto von Dentz return NULL; 125326afbd82SLuiz Augusto von Dentz } 125426afbd82SLuiz Augusto von Dentz 125526afbd82SLuiz Augusto von Dentz static inline struct hci_conn *hci_conn_hash_lookup_cig(struct hci_dev *hdev, 125626afbd82SLuiz Augusto von Dentz __u8 handle) 125726afbd82SLuiz Augusto von Dentz { 125826afbd82SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 125926afbd82SLuiz Augusto von Dentz struct hci_conn *c; 126026afbd82SLuiz Augusto von Dentz 126126afbd82SLuiz Augusto von Dentz rcu_read_lock(); 126226afbd82SLuiz Augusto von Dentz 126326afbd82SLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) { 1264b5793de3SPauli Virtanen if (c->type != ISO_LINK || !bacmp(&c->dst, BDADDR_ANY)) 126526afbd82SLuiz Augusto von Dentz continue; 126626afbd82SLuiz Augusto von Dentz 12670fe8c8d0SIulia Tanasescu if (handle == c->iso_qos.ucast.cig) { 126826afbd82SLuiz Augusto von Dentz rcu_read_unlock(); 126926afbd82SLuiz Augusto von Dentz return c; 127026afbd82SLuiz Augusto von Dentz } 127126afbd82SLuiz Augusto von Dentz } 127226afbd82SLuiz Augusto von Dentz 127326afbd82SLuiz Augusto von Dentz rcu_read_unlock(); 127426afbd82SLuiz Augusto von Dentz 127526afbd82SLuiz Augusto von Dentz return NULL; 127626afbd82SLuiz Augusto von Dentz } 127726afbd82SLuiz Augusto von Dentz 1278eca0ae4aSLuiz Augusto von Dentz static inline struct hci_conn *hci_conn_hash_lookup_big(struct hci_dev *hdev, 1279eca0ae4aSLuiz Augusto von Dentz __u8 handle) 1280eca0ae4aSLuiz Augusto von Dentz { 1281eca0ae4aSLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 1282eca0ae4aSLuiz Augusto von Dentz struct hci_conn *c; 1283eca0ae4aSLuiz Augusto von Dentz 1284eca0ae4aSLuiz Augusto von Dentz rcu_read_lock(); 1285eca0ae4aSLuiz Augusto von Dentz 1286eca0ae4aSLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) { 1287eca0ae4aSLuiz Augusto von Dentz if (bacmp(&c->dst, BDADDR_ANY) || c->type != ISO_LINK) 1288eca0ae4aSLuiz Augusto von Dentz continue; 1289eca0ae4aSLuiz Augusto von Dentz 12900fe8c8d0SIulia Tanasescu if (handle == c->iso_qos.bcast.big) { 1291eca0ae4aSLuiz Augusto von Dentz rcu_read_unlock(); 1292eca0ae4aSLuiz Augusto von Dentz return c; 1293eca0ae4aSLuiz Augusto von Dentz } 1294eca0ae4aSLuiz Augusto von Dentz } 1295eca0ae4aSLuiz Augusto von Dentz 1296eca0ae4aSLuiz Augusto von Dentz rcu_read_unlock(); 1297eca0ae4aSLuiz Augusto von Dentz 1298eca0ae4aSLuiz Augusto von Dentz return NULL; 1299eca0ae4aSLuiz Augusto von Dentz } 1300eca0ae4aSLuiz Augusto von Dentz 1301f777d882SIulia Tanasescu static inline struct hci_conn *hci_conn_hash_lookup_big_any_dst(struct hci_dev *hdev, 1302f777d882SIulia Tanasescu __u8 handle) 1303f777d882SIulia Tanasescu { 1304f777d882SIulia Tanasescu struct hci_conn_hash *h = &hdev->conn_hash; 1305f777d882SIulia Tanasescu struct hci_conn *c; 1306f777d882SIulia Tanasescu 1307f777d882SIulia Tanasescu rcu_read_lock(); 1308f777d882SIulia Tanasescu 1309f777d882SIulia Tanasescu list_for_each_entry_rcu(c, &h->list, list) { 1310f777d882SIulia Tanasescu if (c->type != ISO_LINK) 1311f777d882SIulia Tanasescu continue; 1312f777d882SIulia Tanasescu 1313fbdc4bc4SIulia Tanasescu if (handle != BT_ISO_QOS_BIG_UNSET && handle == c->iso_qos.bcast.big) { 1314f777d882SIulia Tanasescu rcu_read_unlock(); 1315f777d882SIulia Tanasescu return c; 1316f777d882SIulia Tanasescu } 1317f777d882SIulia Tanasescu } 1318f777d882SIulia Tanasescu 1319f777d882SIulia Tanasescu rcu_read_unlock(); 1320f777d882SIulia Tanasescu 1321f777d882SIulia Tanasescu return NULL; 1322f777d882SIulia Tanasescu } 1323f777d882SIulia Tanasescu 1324fbdc4bc4SIulia Tanasescu static inline struct hci_conn * 132523417475SIulia Tanasescu hci_conn_hash_lookup_pa_sync_big_handle(struct hci_dev *hdev, __u8 big) 1326fbdc4bc4SIulia Tanasescu { 1327fbdc4bc4SIulia Tanasescu struct hci_conn_hash *h = &hdev->conn_hash; 1328fbdc4bc4SIulia Tanasescu struct hci_conn *c; 1329fbdc4bc4SIulia Tanasescu 1330fbdc4bc4SIulia Tanasescu rcu_read_lock(); 1331fbdc4bc4SIulia Tanasescu 1332fbdc4bc4SIulia Tanasescu list_for_each_entry_rcu(c, &h->list, list) { 1333fbdc4bc4SIulia Tanasescu if (c->type != ISO_LINK || 1334fbdc4bc4SIulia Tanasescu !test_bit(HCI_CONN_PA_SYNC, &c->flags)) 1335fbdc4bc4SIulia Tanasescu continue; 1336fbdc4bc4SIulia Tanasescu 1337fbdc4bc4SIulia Tanasescu if (c->iso_qos.bcast.big == big) { 1338fbdc4bc4SIulia Tanasescu rcu_read_unlock(); 1339fbdc4bc4SIulia Tanasescu return c; 1340fbdc4bc4SIulia Tanasescu } 1341fbdc4bc4SIulia Tanasescu } 1342fbdc4bc4SIulia Tanasescu rcu_read_unlock(); 1343fbdc4bc4SIulia Tanasescu 1344fbdc4bc4SIulia Tanasescu return NULL; 1345fbdc4bc4SIulia Tanasescu } 1346fbdc4bc4SIulia Tanasescu 134723417475SIulia Tanasescu static inline struct hci_conn * 134823417475SIulia Tanasescu hci_conn_hash_lookup_pa_sync_handle(struct hci_dev *hdev, __u16 sync_handle) 134923417475SIulia Tanasescu { 135023417475SIulia Tanasescu struct hci_conn_hash *h = &hdev->conn_hash; 135123417475SIulia Tanasescu struct hci_conn *c; 135223417475SIulia Tanasescu 135323417475SIulia Tanasescu rcu_read_lock(); 135423417475SIulia Tanasescu 135523417475SIulia Tanasescu list_for_each_entry_rcu(c, &h->list, list) { 135623417475SIulia Tanasescu if (c->type != ISO_LINK || 135723417475SIulia Tanasescu !test_bit(HCI_CONN_PA_SYNC, &c->flags)) 135823417475SIulia Tanasescu continue; 135923417475SIulia Tanasescu 136023417475SIulia Tanasescu if (c->sync_handle == sync_handle) { 136123417475SIulia Tanasescu rcu_read_unlock(); 136223417475SIulia Tanasescu return c; 136323417475SIulia Tanasescu } 136423417475SIulia Tanasescu } 136523417475SIulia Tanasescu rcu_read_unlock(); 136623417475SIulia Tanasescu 136723417475SIulia Tanasescu return NULL; 136823417475SIulia Tanasescu } 136923417475SIulia Tanasescu 13704c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 13714c67bc74SMarcel Holtmann __u8 type, __u16 state) 13724c67bc74SMarcel Holtmann { 13734c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 13744c67bc74SMarcel Holtmann struct hci_conn *c; 13754c67bc74SMarcel Holtmann 1376bf4c6325SGustavo F. Padovan rcu_read_lock(); 1377bf4c6325SGustavo F. Padovan 1378bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 1379bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 1380bf4c6325SGustavo F. Padovan rcu_read_unlock(); 13814c67bc74SMarcel Holtmann return c; 13824c67bc74SMarcel Holtmann } 1383bf4c6325SGustavo F. Padovan } 1384bf4c6325SGustavo F. Padovan 1385bf4c6325SGustavo F. Padovan rcu_read_unlock(); 1386bf4c6325SGustavo F. Padovan 13874c67bc74SMarcel Holtmann return NULL; 13884c67bc74SMarcel Holtmann } 13894c67bc74SMarcel Holtmann 139026afbd82SLuiz Augusto von Dentz typedef void (*hci_conn_func_t)(struct hci_conn *conn, void *data); 139126afbd82SLuiz Augusto von Dentz static inline void hci_conn_hash_list_state(struct hci_dev *hdev, 139226afbd82SLuiz Augusto von Dentz hci_conn_func_t func, __u8 type, 139326afbd82SLuiz Augusto von Dentz __u16 state, void *data) 139426afbd82SLuiz Augusto von Dentz { 139526afbd82SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 139626afbd82SLuiz Augusto von Dentz struct hci_conn *c; 139726afbd82SLuiz Augusto von Dentz 139826afbd82SLuiz Augusto von Dentz if (!func) 139926afbd82SLuiz Augusto von Dentz return; 140026afbd82SLuiz Augusto von Dentz 140126afbd82SLuiz Augusto von Dentz rcu_read_lock(); 140226afbd82SLuiz Augusto von Dentz 140326afbd82SLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) { 140426afbd82SLuiz Augusto von Dentz if (c->type == type && c->state == state) 140526afbd82SLuiz Augusto von Dentz func(c, data); 140626afbd82SLuiz Augusto von Dentz } 140726afbd82SLuiz Augusto von Dentz 140826afbd82SLuiz Augusto von Dentz rcu_read_unlock(); 140926afbd82SLuiz Augusto von Dentz } 141026afbd82SLuiz Augusto von Dentz 1411e7d9ab73SJakub Pawlowski static inline struct hci_conn *hci_lookup_le_connect(struct hci_dev *hdev) 1412e7d9ab73SJakub Pawlowski { 1413e7d9ab73SJakub Pawlowski struct hci_conn_hash *h = &hdev->conn_hash; 1414e7d9ab73SJakub Pawlowski struct hci_conn *c; 1415e7d9ab73SJakub Pawlowski 1416e7d9ab73SJakub Pawlowski rcu_read_lock(); 1417e7d9ab73SJakub Pawlowski 1418e7d9ab73SJakub Pawlowski list_for_each_entry_rcu(c, &h->list, list) { 1419e7d9ab73SJakub Pawlowski if (c->type == LE_LINK && c->state == BT_CONNECT && 1420e7d9ab73SJakub Pawlowski !test_bit(HCI_CONN_SCANNING, &c->flags)) { 1421e7d9ab73SJakub Pawlowski rcu_read_unlock(); 1422e7d9ab73SJakub Pawlowski return c; 1423e7d9ab73SJakub Pawlowski } 1424e7d9ab73SJakub Pawlowski } 1425e7d9ab73SJakub Pawlowski 1426e7d9ab73SJakub Pawlowski rcu_read_unlock(); 1427e7d9ab73SJakub Pawlowski 1428e7d9ab73SJakub Pawlowski return NULL; 1429e7d9ab73SJakub Pawlowski } 1430e7d9ab73SJakub Pawlowski 1431f8867016SLuiz Augusto von Dentz /* Returns true if an le connection is in the scanning state */ 1432f8867016SLuiz Augusto von Dentz static inline bool hci_is_le_conn_scanning(struct hci_dev *hdev) 1433f8867016SLuiz Augusto von Dentz { 1434f8867016SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 1435f8867016SLuiz Augusto von Dentz struct hci_conn *c; 1436f8867016SLuiz Augusto von Dentz 1437f8867016SLuiz Augusto von Dentz rcu_read_lock(); 1438f8867016SLuiz Augusto von Dentz 1439f8867016SLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) { 1440f8867016SLuiz Augusto von Dentz if (c->type == LE_LINK && c->state == BT_CONNECT && 1441f8867016SLuiz Augusto von Dentz test_bit(HCI_CONN_SCANNING, &c->flags)) { 1442f8867016SLuiz Augusto von Dentz rcu_read_unlock(); 1443f8867016SLuiz Augusto von Dentz return true; 1444f8867016SLuiz Augusto von Dentz } 1445f8867016SLuiz Augusto von Dentz } 1446f8867016SLuiz Augusto von Dentz 1447f8867016SLuiz Augusto von Dentz rcu_read_unlock(); 1448f8867016SLuiz Augusto von Dentz 1449f8867016SLuiz Augusto von Dentz return false; 1450f8867016SLuiz Augusto von Dentz } 1451f8867016SLuiz Augusto von Dentz 1452e3b679d5SJohan Hedberg int hci_disconnect(struct hci_conn *conn, __u8 reason); 14532dea632fSFrédéric Dalleau bool hci_setup_sync(struct hci_conn *conn, __u16 handle); 1454e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 145526afbd82SLuiz Augusto von Dentz bool hci_iso_setup_path(struct hci_conn *conn); 14567f74563eSPauli Virtanen int hci_le_create_cis_pending(struct hci_dev *hdev); 14577f74563eSPauli Virtanen int hci_conn_check_create_cis(struct hci_conn *conn); 14581da177e4SLinus Torvalds 1459a5c4e309SJohan Hedberg struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst, 146084cb0143SZiyang Xuan u8 role, u16 handle); 146184cb0143SZiyang Xuan struct hci_conn *hci_conn_add_unset(struct hci_dev *hdev, int type, 146284cb0143SZiyang Xuan bdaddr_t *dst, u8 role); 1463a2ac591cSRuihan Li void hci_conn_del(struct hci_conn *conn); 14641da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 1465a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 14661da177e4SLinus Torvalds 146773d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 14689472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan); 14692c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 147042c4e53eSAndrei Emeltchenko struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); 147173d80debSLuiz Augusto von Dentz 1472f75113a2SJakub Pawlowski struct hci_conn *hci_connect_le_scan(struct hci_dev *hdev, bdaddr_t *dst, 1473f75113a2SJakub Pawlowski u8 dst_type, u8 sec_level, 147476b13996SManish Mandlik u16 conn_timeout, 147576b13996SManish Mandlik enum conn_reasons conn_reason); 147604a6c589SAndre Guedes struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, 1477d850bf08SLuiz Augusto von Dentz u8 dst_type, bool dst_resolved, u8 sec_level, 14788e8b92eeSLuiz Augusto von Dentz u16 conn_timeout, u8 role); 147904a6c589SAndre Guedes struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, 148076b13996SManish Mandlik u8 sec_level, u8 auth_type, 148176b13996SManish Mandlik enum conn_reasons conn_reason); 148210c62ddcSFrédéric Dalleau struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, 1483b2af264aSKiran K __u16 setting, struct bt_codec *codec); 148426afbd82SLuiz Augusto von Dentz struct hci_conn *hci_bind_cis(struct hci_dev *hdev, bdaddr_t *dst, 148526afbd82SLuiz Augusto von Dentz __u8 dst_type, struct bt_iso_qos *qos); 1486a0bfde16SIulia Tanasescu struct hci_conn *hci_bind_bis(struct hci_dev *hdev, bdaddr_t *dst, 1487a0bfde16SIulia Tanasescu struct bt_iso_qos *qos, 1488a0bfde16SIulia Tanasescu __u8 base_len, __u8 *base); 148926afbd82SLuiz Augusto von Dentz struct hci_conn *hci_connect_cis(struct hci_dev *hdev, bdaddr_t *dst, 149026afbd82SLuiz Augusto von Dentz __u8 dst_type, struct bt_iso_qos *qos); 1491eca0ae4aSLuiz Augusto von Dentz struct hci_conn *hci_connect_bis(struct hci_dev *hdev, bdaddr_t *dst, 1492eca0ae4aSLuiz Augusto von Dentz __u8 dst_type, struct bt_iso_qos *qos, 1493eca0ae4aSLuiz Augusto von Dentz __u8 data_len, __u8 *data); 1494eca0ae4aSLuiz Augusto von Dentz int hci_pa_create_sync(struct hci_dev *hdev, bdaddr_t *dst, __u8 dst_type, 14950fe8c8d0SIulia Tanasescu __u8 sid, struct bt_iso_qos *qos); 1496fbdc4bc4SIulia Tanasescu int hci_le_big_create_sync(struct hci_dev *hdev, struct hci_conn *hcon, 1497fbdc4bc4SIulia Tanasescu struct bt_iso_qos *qos, 1498eca0ae4aSLuiz Augusto von Dentz __u16 sync_handle, __u8 num_bis, __u8 bis[]); 1499e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 1500b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 1501e7cafc45SJohan Hedberg int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, 1502e7cafc45SJohan Hedberg bool initiator); 15038c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 15041da177e4SLinus Torvalds 150514b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 15061da177e4SLinus Torvalds 15079b3628d7SLuiz Augusto von Dentz void hci_conn_failed(struct hci_conn *conn, u8 status); 150816e3b642SLuiz Augusto von Dentz u8 hci_conn_set_handle(struct hci_conn *conn, u16 handle); 150906c053fbSAndre Guedes 15108d12356fSDavid Herrmann /* 15118d12356fSDavid Herrmann * hci_conn_get() and hci_conn_put() are used to control the life-time of an 15128d12356fSDavid Herrmann * "hci_conn" object. They do not guarantee that the hci_conn object is running, 15138d12356fSDavid Herrmann * working or anything else. They just guarantee that the object is available 15148d12356fSDavid Herrmann * and can be dereferenced. So you can use its locks, local variables and any 15158d12356fSDavid Herrmann * other constant data. 15168d12356fSDavid Herrmann * Before accessing runtime data, you _must_ lock the object and then check that 15178d12356fSDavid Herrmann * it is still running. As soon as you release the locks, the connection might 15188d12356fSDavid Herrmann * get dropped, though. 15198d12356fSDavid Herrmann * 15208d12356fSDavid Herrmann * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control 15218d12356fSDavid Herrmann * how long the underlying connection is held. So every channel that runs on the 15228d12356fSDavid Herrmann * hci_conn object calls this to prevent the connection from disappearing. As 15238d12356fSDavid Herrmann * long as you hold a device, you must also guarantee that you have a valid 15248d12356fSDavid Herrmann * reference to the device via hci_conn_get() (or the initial reference from 15258d12356fSDavid Herrmann * hci_conn_add()). 15268d12356fSDavid Herrmann * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't 15278d12356fSDavid Herrmann * break because nobody cares for that. But this means, we cannot use 15288d12356fSDavid Herrmann * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). 15298d12356fSDavid Herrmann */ 15308d12356fSDavid Herrmann 153151bb8457SJohan Hedberg static inline struct hci_conn *hci_conn_get(struct hci_conn *conn) 15328d12356fSDavid Herrmann { 15338d12356fSDavid Herrmann get_device(&conn->dev); 153451bb8457SJohan Hedberg return conn; 15358d12356fSDavid Herrmann } 15368d12356fSDavid Herrmann 15378d12356fSDavid Herrmann static inline void hci_conn_put(struct hci_conn *conn) 15388d12356fSDavid Herrmann { 15398d12356fSDavid Herrmann put_device(&conn->dev); 15408d12356fSDavid Herrmann } 15418d12356fSDavid Herrmann 154206149746SLuiz Augusto von Dentz static inline struct hci_conn *hci_conn_hold(struct hci_conn *conn) 15431da177e4SLinus Torvalds { 154471becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 154538b3fef1SAndrei Emeltchenko 15461da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 15472f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 154806149746SLuiz Augusto von Dentz 154906149746SLuiz Augusto von Dentz return conn; 15501da177e4SLinus Torvalds } 15511da177e4SLinus Torvalds 155276a68ba0SDavid Herrmann static inline void hci_conn_drop(struct hci_conn *conn) 15531da177e4SLinus Torvalds { 155471becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 155538b3fef1SAndrei Emeltchenko 15561da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 155704837f64SMarcel Holtmann unsigned long timeo; 1558716e4ab5SAndrei Emeltchenko 1559716e4ab5SAndrei Emeltchenko switch (conn->type) { 1560716e4ab5SAndrei Emeltchenko case ACL_LINK: 1561716e4ab5SAndrei Emeltchenko case LE_LINK: 1562a74a84f6SJohan Hedberg cancel_delayed_work(&conn->idle_work); 15636ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 15645f246e89SAndrei Emeltchenko timeo = conn->disc_timeout; 156504837f64SMarcel Holtmann if (!conn->out) 1566052b30b0SMarcel Holtmann timeo *= 2; 15675a9d0a3fSWaldemar Rymarkiewicz } else { 1568eb78d7e5SJohan Hedberg timeo = 0; 15695a9d0a3fSWaldemar Rymarkiewicz } 1570716e4ab5SAndrei Emeltchenko break; 1571716e4ab5SAndrei Emeltchenko 1572716e4ab5SAndrei Emeltchenko case AMP_LINK: 1573716e4ab5SAndrei Emeltchenko timeo = conn->disc_timeout; 1574716e4ab5SAndrei Emeltchenko break; 1575716e4ab5SAndrei Emeltchenko 1576716e4ab5SAndrei Emeltchenko default: 1577eb78d7e5SJohan Hedberg timeo = 0; 1578716e4ab5SAndrei Emeltchenko break; 15795a9d0a3fSWaldemar Rymarkiewicz } 1580716e4ab5SAndrei Emeltchenko 15812f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 158219c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 15831931782bSVinicius Costa Gomes &conn->disc_work, timeo); 15841da177e4SLinus Torvalds } 15851da177e4SLinus Torvalds } 15861da177e4SLinus Torvalds 15871da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 1588dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 15891da177e4SLinus Torvalds { 1590376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 15912c935bc5SPeter Zijlstra kref_read(&d->dev.kobj.kref)); 1592376261aeSAndrei Emeltchenko 15934c724c71SDavid Herrmann put_device(&d->dev); 1594010666a1SDavid Herrmann } 15951da177e4SLinus Torvalds 1596dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 15971da177e4SLinus Torvalds { 1598376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 15992c935bc5SPeter Zijlstra kref_read(&d->dev.kobj.kref)); 1600376261aeSAndrei Emeltchenko 16014c724c71SDavid Herrmann get_device(&d->dev); 16021da177e4SLinus Torvalds return d; 16031da177e4SLinus Torvalds } 16041da177e4SLinus Torvalds 160509fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 160609fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 16071da177e4SLinus Torvalds 1608aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 16093dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 1610aa2b86d7SDavid Herrmann 1611155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 1612155961e8SDavid Herrmann { 1613155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 1614155961e8SDavid Herrmann } 1615155961e8SDavid Herrmann 1616155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 1617155961e8SDavid Herrmann { 1618155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 1619155961e8SDavid Herrmann } 1620155961e8SDavid Herrmann 16216ec56613STedd Ho-Jeong An static inline void *hci_get_priv(struct hci_dev *hdev) 16226ec56613STedd Ho-Jeong An { 16236ec56613STedd Ho-Jeong An return (char *)hdev + sizeof(*hdev); 16246ec56613STedd Ho-Jeong An } 16256ec56613STedd Ho-Jeong An 16261da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 162739385cb5SJohan Hedberg struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src, u8 src_type); 16281da177e4SLinus Torvalds 16296ec56613STedd Ho-Jeong An struct hci_dev *hci_alloc_dev_priv(int sizeof_priv); 16306ec56613STedd Ho-Jeong An 16316ec56613STedd Ho-Jeong An static inline struct hci_dev *hci_alloc_dev(void) 16326ec56613STedd Ho-Jeong An { 16336ec56613STedd Ho-Jeong An return hci_alloc_dev_priv(0); 16346ec56613STedd Ho-Jeong An } 16356ec56613STedd Ho-Jeong An 16361da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 16371da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 163859735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 163958ce6d5bSTetsuo Handa void hci_release_dev(struct hci_dev *hdev); 1640359ee4f8SAbhishek Pandit-Subedi int hci_register_suspend_notifier(struct hci_dev *hdev); 1641359ee4f8SAbhishek Pandit-Subedi int hci_unregister_suspend_notifier(struct hci_dev *hdev); 16421da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 16431da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 164475e0569fSMarcel Holtmann int hci_reset_dev(struct hci_dev *hdev); 1645f962fe32SMarcel Holtmann int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); 1646f962fe32SMarcel Holtmann int hci_recv_diag(struct hci_dev *hdev, struct sk_buff *skb); 16471aabbbceSNicolas Iooss __printf(2, 3) void hci_set_hw_info(struct hci_dev *hdev, const char *fmt, ...); 16481aabbbceSNicolas Iooss __printf(2, 3) void hci_set_fw_info(struct hci_dev *hdev, const char *fmt, ...); 1649145373cbSMiao-chen Chou 1650145373cbSMiao-chen Chou static inline void hci_set_msft_opcode(struct hci_dev *hdev, __u16 opcode) 1651145373cbSMiao-chen Chou { 1652145373cbSMiao-chen Chou #if IS_ENABLED(CONFIG_BT_MSFTEXT) 1653145373cbSMiao-chen Chou hdev->msft_opcode = opcode; 1654145373cbSMiao-chen Chou #endif 1655145373cbSMiao-chen Chou } 1656145373cbSMiao-chen Chou 1657f67743f9SMarcel Holtmann static inline void hci_set_aosp_capable(struct hci_dev *hdev) 1658f67743f9SMarcel Holtmann { 1659f67743f9SMarcel Holtmann #if IS_ENABLED(CONFIG_BT_AOSPEXT) 1660f67743f9SMarcel Holtmann hdev->aosp_capable = true; 1661f67743f9SMarcel Holtmann #endif 1662f67743f9SMarcel Holtmann } 1663f67743f9SMarcel Holtmann 16649695ef87SAbhishek Pandit-Subedi static inline void hci_devcd_setup(struct hci_dev *hdev) 16659695ef87SAbhishek Pandit-Subedi { 16669695ef87SAbhishek Pandit-Subedi #ifdef CONFIG_DEV_COREDUMP 16679695ef87SAbhishek Pandit-Subedi INIT_WORK(&hdev->dump.dump_rx, hci_devcd_rx); 16689695ef87SAbhishek Pandit-Subedi INIT_DELAYED_WORK(&hdev->dump.dump_timeout, hci_devcd_timeout); 16699695ef87SAbhishek Pandit-Subedi skb_queue_head_init(&hdev->dump.dump_q); 16709695ef87SAbhishek Pandit-Subedi #endif 16719695ef87SAbhishek Pandit-Subedi } 16729695ef87SAbhishek Pandit-Subedi 16731da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 16741da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 16756b3cc1dbSSimon Fels int hci_dev_do_close(struct hci_dev *hdev); 16761da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 16771da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 16781da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 16791da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 16801da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 16811da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 16821da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 168340be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 16841da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 16851da177e4SLinus Torvalds 1686dcc36c16SJohan Hedberg struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list, 1687b9ee0a78SMarcel Holtmann bdaddr_t *bdaddr, u8 type); 1688b950aa88SAnkit Navik struct bdaddr_list_with_irk *hci_bdaddr_list_lookup_with_irk( 1689b950aa88SAnkit Navik struct list_head *list, bdaddr_t *bdaddr, 1690b950aa88SAnkit Navik u8 type); 16918baaa403SAbhishek Pandit-Subedi struct bdaddr_list_with_flags * 16928baaa403SAbhishek Pandit-Subedi hci_bdaddr_list_lookup_with_flags(struct list_head *list, bdaddr_t *bdaddr, 16938baaa403SAbhishek Pandit-Subedi u8 type); 1694dcc36c16SJohan Hedberg int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type); 1695b950aa88SAnkit Navik int hci_bdaddr_list_add_with_irk(struct list_head *list, bdaddr_t *bdaddr, 1696b950aa88SAnkit Navik u8 type, u8 *peer_irk, u8 *local_irk); 16978baaa403SAbhishek Pandit-Subedi int hci_bdaddr_list_add_with_flags(struct list_head *list, bdaddr_t *bdaddr, 16988baaa403SAbhishek Pandit-Subedi u8 type, u32 flags); 1699dcc36c16SJohan Hedberg int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type); 1700b950aa88SAnkit Navik int hci_bdaddr_list_del_with_irk(struct list_head *list, bdaddr_t *bdaddr, 1701b950aa88SAnkit Navik u8 type); 17028baaa403SAbhishek Pandit-Subedi int hci_bdaddr_list_del_with_flags(struct list_head *list, bdaddr_t *bdaddr, 17038baaa403SAbhishek Pandit-Subedi u8 type); 1704dcc36c16SJohan Hedberg void hci_bdaddr_list_clear(struct list_head *list); 1705d2ab0ac1SMarcel Holtmann 170615819a70SAndre Guedes struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, 170715819a70SAndre Guedes bdaddr_t *addr, u8 addr_type); 170851d167c0SMarcel Holtmann struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, 170951d167c0SMarcel Holtmann bdaddr_t *addr, u8 addr_type); 171015819a70SAndre Guedes void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); 171155af49a8SJohan Hedberg void hci_conn_params_clear_disabled(struct hci_dev *hdev); 1712195ef75eSPauli Virtanen void hci_conn_params_free(struct hci_conn_params *param); 171315819a70SAndre Guedes 1714195ef75eSPauli Virtanen void hci_pend_le_list_del_init(struct hci_conn_params *param); 1715195ef75eSPauli Virtanen void hci_pend_le_list_add(struct hci_conn_params *param, 1716195ef75eSPauli Virtanen struct list_head *list); 1717501f8827SJohan Hedberg struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, 1718501f8827SJohan Hedberg bdaddr_t *addr, 1719501f8827SJohan Hedberg u8 addr_type); 172077a77a30SAndre Guedes 172135f7498aSJohan Hedberg void hci_uuids_clear(struct hci_dev *hdev); 17222aeb9a1aSJohan Hedberg 172335f7498aSJohan Hedberg void hci_link_keys_clear(struct hci_dev *hdev); 172455ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 1725567fa2aaSJohan Hedberg struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, 17267652ff6aSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, 17277652ff6aSJohan Hedberg u8 pin_len, bool *persistent); 1728ca9142b8SJohan Hedberg struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 172935d70271SJohan Hedberg u8 addr_type, u8 type, u8 authenticated, 1730fe39c7b2SMarcel Holtmann u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); 1731f3a73d97SJohan Hedberg struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 1732e804d25dSJohan Hedberg u8 addr_type, u8 role); 1733e0b2b27eSJohan Hedberg int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); 173435f7498aSJohan Hedberg void hci_smp_ltks_clear(struct hci_dev *hdev); 173555ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 173655ed8ca1SJohan Hedberg 1737970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); 1738970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 1739970c4e46SJohan Hedberg u8 addr_type); 1740ca9142b8SJohan Hedberg struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, 1741ca9142b8SJohan Hedberg u8 addr_type, u8 val[16], bdaddr_t *rpa); 1742a7ec7338SJohan Hedberg void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); 1743600a8749SAlain Michaud bool hci_is_blocked_key(struct hci_dev *hdev, u8 type, u8 val[16]); 1744600a8749SAlain Michaud void hci_blocked_keys_clear(struct hci_dev *hdev); 1745970c4e46SJohan Hedberg void hci_smp_irks_clear(struct hci_dev *hdev); 1746970c4e46SJohan Hedberg 174755e76b38SJohan Hedberg bool hci_bdaddr_is_paired(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 174855e76b38SJohan Hedberg 174935f7498aSJohan Hedberg void hci_remote_oob_data_clear(struct hci_dev *hdev); 17502763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 17516928a924SJohan Hedberg bdaddr_t *bdaddr, u8 bdaddr_type); 17520798872eSMarcel Holtmann int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 17536928a924SJohan Hedberg u8 bdaddr_type, u8 *hash192, u8 *rand192, 175438da1703SJohan Hedberg u8 *hash256, u8 *rand256); 17556928a924SJohan Hedberg int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 17566928a924SJohan Hedberg u8 bdaddr_type); 17572763eda6SSzymon Janc 1758d2609b34SFlorian Grandel void hci_adv_instances_clear(struct hci_dev *hdev); 1759d2609b34SFlorian Grandel struct adv_info *hci_find_adv_instance(struct hci_dev *hdev, u8 instance); 1760d2609b34SFlorian Grandel struct adv_info *hci_get_next_instance(struct hci_dev *hdev, u8 instance); 1761eca0ae4aSLuiz Augusto von Dentz struct adv_info *hci_add_adv_instance(struct hci_dev *hdev, u8 instance, 1762eca0ae4aSLuiz Augusto von Dentz u32 flags, u16 adv_data_len, u8 *adv_data, 1763d2609b34SFlorian Grandel u16 scan_rsp_len, u8 *scan_rsp_data, 17649bf9f4b6SDaniel Winkler u16 timeout, u16 duration, s8 tx_power, 1765b338d917SBrian Gix u32 min_interval, u32 max_interval, 1766b338d917SBrian Gix u8 mesh_handle); 1767eca0ae4aSLuiz Augusto von Dentz struct adv_info *hci_add_per_instance(struct hci_dev *hdev, u8 instance, 1768eca0ae4aSLuiz Augusto von Dentz u32 flags, u8 data_len, u8 *data, 1769eca0ae4aSLuiz Augusto von Dentz u32 min_interval, u32 max_interval); 177031aab5c2SDaniel Winkler int hci_set_adv_instance_data(struct hci_dev *hdev, u8 instance, 177131aab5c2SDaniel Winkler u16 adv_data_len, u8 *adv_data, 177231aab5c2SDaniel Winkler u16 scan_rsp_len, u8 *scan_rsp_data); 1773d2609b34SFlorian Grandel int hci_remove_adv_instance(struct hci_dev *hdev, u8 instance); 1774a73c046aSJaganath Kanakkassery void hci_adv_instances_set_rpa_expired(struct hci_dev *hdev, bool rpa_expired); 177501ce70b0SLuiz Augusto von Dentz u32 hci_adv_instance_flags(struct hci_dev *hdev, u8 instance); 177601ce70b0SLuiz Augusto von Dentz bool hci_adv_instance_is_scannable(struct hci_dev *hdev, u8 instance); 1777d2609b34SFlorian Grandel 1778e5e1e7fdSMiao-chen Chou void hci_adv_monitors_clear(struct hci_dev *hdev); 177966bd095aSArchie Pusaka void hci_free_adv_monitor(struct hci_dev *hdev, struct adv_monitor *monitor); 1780b747a836SManish Mandlik int hci_add_adv_monitor(struct hci_dev *hdev, struct adv_monitor *monitor); 17817cf5c297SManish Mandlik int hci_remove_single_adv_monitor(struct hci_dev *hdev, u16 handle); 17827cf5c297SManish Mandlik int hci_remove_all_adv_monitor(struct hci_dev *hdev); 17838208f5a9SMiao-chen Chou bool hci_is_adv_monitoring(struct hci_dev *hdev); 1784a2a4dedfSArchie Pusaka int hci_get_adv_monitor_offload_ext(struct hci_dev *hdev); 1785e5e1e7fdSMiao-chen Chou 17861da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 17871da177e4SLinus Torvalds 17880ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 1789a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 1790b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 1791b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 17921da177e4SLinus Torvalds 17936935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 1794294d749bSKiran K #define GET_HCIDEV_DEV(hdev) ((hdev)->dev.parent) 17951da177e4SLinus Torvalds 17961da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 1797cad718edSJohan Hedberg #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) 1798cad718edSJohan Hedberg #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) 1799cad718edSJohan Hedberg #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) 1800cad718edSJohan Hedberg #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) 1801cad718edSJohan Hedberg #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) 1802cad718edSJohan Hedberg #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) 1803cad718edSJohan Hedberg #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) 1804cad718edSJohan Hedberg #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) 1805cad718edSJohan Hedberg #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) 1806cad718edSJohan Hedberg #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) 1807cad718edSJohan Hedberg #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) 18088b1c324cSYu Liu #define lmp_esco_2m_capable(dev) ((dev)->features[0][5] & LMP_EDR_ESCO_2M) 1809cad718edSJohan Hedberg #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) 1810cad718edSJohan Hedberg #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) 1811cad718edSJohan Hedberg #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) 1812cad718edSJohan Hedberg #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) 1813cad718edSJohan Hedberg #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) 1814cad718edSJohan Hedberg #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) 1815cad718edSJohan Hedberg #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) 181607a5c61eSFrédéric Dalleau #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) 18175075b972SJaganath Kanakkassery #define lmp_edr_2m_capable(dev) ((dev)->features[0][3] & LMP_EDR_2M) 18185075b972SJaganath Kanakkassery #define lmp_edr_3m_capable(dev) ((dev)->features[0][3] & LMP_EDR_3M) 18195075b972SJaganath Kanakkassery #define lmp_edr_3slot_capable(dev) ((dev)->features[0][4] & LMP_EDR_3SLOT) 18205075b972SJaganath Kanakkassery #define lmp_edr_5slot_capable(dev) ((dev)->features[0][5] & LMP_EDR_5SLOT) 18211da177e4SLinus Torvalds 1822eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 18236397729bSArchie Pusaka #define lmp_cpb_central_capable(dev) ((dev)->features[2][0] & LMP_CPB_CENTRAL) 18246397729bSArchie Pusaka #define lmp_cpb_peripheral_capable(dev) ((dev)->features[2][0] & LMP_CPB_PERIPHERAL) 182553b834d2SMarcel Holtmann #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) 182653b834d2SMarcel Holtmann #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) 1827d5991585SMarcel Holtmann #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) 1828d5991585SMarcel Holtmann #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) 182953b834d2SMarcel Holtmann 183053b834d2SMarcel Holtmann /* ----- Host capabilities ----- */ 1831cad718edSJohan Hedberg #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) 1832d5991585SMarcel Holtmann #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) 1833cad718edSJohan Hedberg #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) 1834cad718edSJohan Hedberg #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) 1835eead27daSAndre Guedes 1836d7a5a11dSMarcel Holtmann #define hdev_is_powered(dev) (test_bit(HCI_UP, &(dev)->flags) && \ 1837d7a5a11dSMarcel Holtmann !hci_dev_test_flag(dev, HCI_AUTO_OFF)) 183805b3c3e7SMarcel Holtmann #define bredr_sc_enabled(dev) (lmp_sc_capable(dev) && \ 1839d7a5a11dSMarcel Holtmann hci_dev_test_flag(dev, HCI_SC_ENABLED)) 1840c45074d6SLuiz Augusto von Dentz #define rpa_valid(dev) (bacmp(&dev->rpa, BDADDR_ANY) && \ 1841c45074d6SLuiz Augusto von Dentz !hci_dev_test_flag(dev, HCI_RPA_EXPIRED)) 1842c45074d6SLuiz Augusto von Dentz #define adv_rpa_valid(adv) (bacmp(&adv->random_addr, BDADDR_ANY) && \ 1843c45074d6SLuiz Augusto von Dentz !adv->rpa_expired) 1844432df05eSJohan Hedberg 184545bdd86eSJaganath Kanakkassery #define scan_1m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_1M) || \ 184645bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_1M)) 184745bdd86eSJaganath Kanakkassery 1848288c9022SLuiz Augusto von Dentz #define le_2m_capable(dev) (((dev)->le_features[1] & HCI_LE_PHY_2M)) 1849288c9022SLuiz Augusto von Dentz 185045bdd86eSJaganath Kanakkassery #define scan_2m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_2M) || \ 185145bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_2M)) 185245bdd86eSJaganath Kanakkassery 1853253f3399SLuiz Augusto von Dentz #define le_coded_capable(dev) (((dev)->le_features[1] & HCI_LE_PHY_CODED) && \ 1854253f3399SLuiz Augusto von Dentz !test_bit(HCI_QUIRK_BROKEN_LE_CODED, \ 1855253f3399SLuiz Augusto von Dentz &(dev)->quirks)) 1856288c9022SLuiz Augusto von Dentz 185745bdd86eSJaganath Kanakkassery #define scan_coded(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_CODED) || \ 185845bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_CODED)) 185945bdd86eSJaganath Kanakkassery 1860ad383c2cSLuiz Augusto von Dentz #define ll_privacy_capable(dev) ((dev)->le_features[0] & HCI_LE_LL_PRIVACY) 1861ad383c2cSLuiz Augusto von Dentz 1862e1d57235SMarcel Holtmann /* Use LL Privacy based address resolution if supported */ 1863ad383c2cSLuiz Augusto von Dentz #define use_ll_privacy(dev) (ll_privacy_capable(dev) && \ 1864ad383c2cSLuiz Augusto von Dentz hci_dev_test_flag(dev, HCI_ENABLE_LL_PRIVACY)) 1865e1d57235SMarcel Holtmann 18666126ffabSLuiz Augusto von Dentz #define privacy_mode_capable(dev) (use_ll_privacy(dev) && \ 18676126ffabSLuiz Augusto von Dentz (hdev->commands[39] & 0x04)) 18686126ffabSLuiz Augusto von Dentz 186962e3a7cbSLuiz Augusto von Dentz #define read_key_size_capable(dev) \ 187062e3a7cbSLuiz Augusto von Dentz ((dev)->commands[20] & 0x10 && \ 187162e3a7cbSLuiz Augusto von Dentz !test_bit(HCI_QUIRK_BROKEN_READ_ENC_KEY_SIZE, &hdev->quirks)) 187262e3a7cbSLuiz Augusto von Dentz 187305abad85SLuiz Augusto von Dentz /* Use enhanced synchronous connection if command is supported and its quirk 187405abad85SLuiz Augusto von Dentz * has not been set. 187505abad85SLuiz Augusto von Dentz */ 187605abad85SLuiz Augusto von Dentz #define enhanced_sync_conn_capable(dev) \ 187705abad85SLuiz Augusto von Dentz (((dev)->commands[29] & 0x08) && \ 187805abad85SLuiz Augusto von Dentz !test_bit(HCI_QUIRK_BROKEN_ENHANCED_SETUP_SYNC_CONN, &(dev)->quirks)) 1879b2af264aSKiran K 1880a2344b9eSJaganath Kanakkassery /* Use ext scanning if set ext scan param and ext scan enable is supported */ 1881a2344b9eSJaganath Kanakkassery #define use_ext_scan(dev) (((dev)->commands[37] & 0x20) && \ 1882392fca35SSven Peter ((dev)->commands[37] & 0x40) && \ 1883392fca35SSven Peter !test_bit(HCI_QUIRK_BROKEN_EXT_SCAN, &(dev)->quirks)) 1884392fca35SSven Peter 18854d94f95dSJaganath Kanakkassery /* Use ext create connection if command is supported */ 18864d94f95dSJaganath Kanakkassery #define use_ext_conn(dev) ((dev)->commands[37] & 0x80) 1887a2344b9eSJaganath Kanakkassery 18886b49bcb4SJaganath Kanakkassery /* Extended advertising support */ 18896b49bcb4SJaganath Kanakkassery #define ext_adv_capable(dev) (((dev)->le_features[1] & HCI_LE_EXT_ADV)) 18906b49bcb4SJaganath Kanakkassery 1891112b5090SLuiz Augusto von Dentz /* Maximum advertising length */ 1892112b5090SLuiz Augusto von Dentz #define max_adv_len(dev) \ 1893112b5090SLuiz Augusto von Dentz (ext_adv_capable(dev) ? HCI_MAX_EXT_AD_LENGTH : HCI_MAX_AD_LENGTH) 1894112b5090SLuiz Augusto von Dentz 1895a56a1138SLuiz Augusto von Dentz /* BLUETOOTH CORE SPECIFICATION Version 5.3 | Vol 4, Part E page 1789: 1896a56a1138SLuiz Augusto von Dentz * 1897a56a1138SLuiz Augusto von Dentz * C24: Mandatory if the LE Controller supports Connection State and either 1898a56a1138SLuiz Augusto von Dentz * LE Feature (LL Privacy) or LE Feature (Extended Advertising) is supported 1899a56a1138SLuiz Augusto von Dentz */ 1900a56a1138SLuiz Augusto von Dentz #define use_enhanced_conn_complete(dev) (ll_privacy_capable(dev) || \ 1901a56a1138SLuiz Augusto von Dentz ext_adv_capable(dev)) 1902a56a1138SLuiz Augusto von Dentz 1903eca0ae4aSLuiz Augusto von Dentz /* Periodic advertising support */ 1904eca0ae4aSLuiz Augusto von Dentz #define per_adv_capable(dev) (((dev)->le_features[1] & HCI_LE_PERIODIC_ADV)) 1905eca0ae4aSLuiz Augusto von Dentz 1906eca0ae4aSLuiz Augusto von Dentz /* CIS Master/Slave and BIS support */ 1907eca0ae4aSLuiz Augusto von Dentz #define iso_capable(dev) (cis_capable(dev) || bis_capable(dev)) 190826afbd82SLuiz Augusto von Dentz #define cis_capable(dev) \ 190926afbd82SLuiz Augusto von Dentz (cis_central_capable(dev) || cis_peripheral_capable(dev)) 191026afbd82SLuiz Augusto von Dentz #define cis_central_capable(dev) \ 191126afbd82SLuiz Augusto von Dentz ((dev)->le_features[3] & HCI_LE_CIS_CENTRAL) 191226afbd82SLuiz Augusto von Dentz #define cis_peripheral_capable(dev) \ 191326afbd82SLuiz Augusto von Dentz ((dev)->le_features[3] & HCI_LE_CIS_PERIPHERAL) 1914eca0ae4aSLuiz Augusto von Dentz #define bis_capable(dev) ((dev)->le_features[3] & HCI_LE_ISO_BROADCASTER) 1915ae753361SClaudia Draghicescu #define sync_recv_capable(dev) ((dev)->le_features[3] & HCI_LE_ISO_SYNC_RECEIVER) 191626afbd82SLuiz Augusto von Dentz 1917ffcb0a44SSven Peter #define mws_transport_config_capable(dev) (((dev)->commands[30] & 0x08) && \ 1918ffcb0a44SSven Peter (!test_bit(HCI_QUIRK_BROKEN_MWS_TRANSPORT_CONFIG, &(dev)->quirks))) 1919ffcb0a44SSven Peter 19201da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 192120714bfeSFrédéric Dalleau #define HCI_PROTO_DEFER 0x01 192220714bfeSFrédéric Dalleau 19235a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 192420714bfeSFrédéric Dalleau __u8 type, __u8 *flags) 19251da177e4SLinus Torvalds { 1926686ebf28SUlisses Furquim switch (type) { 1927686ebf28SUlisses Furquim case ACL_LINK: 1928686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 19291da177e4SLinus Torvalds 1930686ebf28SUlisses Furquim case SCO_LINK: 1931686ebf28SUlisses Furquim case ESCO_LINK: 193220714bfeSFrédéric Dalleau return sco_connect_ind(hdev, bdaddr, flags); 19331da177e4SLinus Torvalds 193426afbd82SLuiz Augusto von Dentz case ISO_LINK: 1935ccf74f23SLuiz Augusto von Dentz return iso_connect_ind(hdev, bdaddr, flags); 193626afbd82SLuiz Augusto von Dentz 1937686ebf28SUlisses Furquim default: 1938686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 1939686ebf28SUlisses Furquim return -EINVAL; 1940686ebf28SUlisses Furquim } 19411da177e4SLinus Torvalds } 19421da177e4SLinus Torvalds 19432950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 19442950f21aSMarcel Holtmann { 1945686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1946686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 19472950f21aSMarcel Holtmann 1948686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 19492950f21aSMarcel Holtmann } 19502950f21aSMarcel Holtmann 19511da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 19521da177e4SLinus Torvalds struct hci_cb { 19531da177e4SLinus Torvalds struct list_head list; 19541da177e4SLinus Torvalds 19551da177e4SLinus Torvalds char *name; 19561da177e4SLinus Torvalds 1957539c496dSJohan Hedberg void (*connect_cfm) (struct hci_conn *conn, __u8 status); 19583a6d576bSJohan Hedberg void (*disconn_cfm) (struct hci_conn *conn, __u8 status); 19595a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 19605a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 19611da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 19621da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 19631da177e4SLinus Torvalds }; 19641da177e4SLinus Torvalds 1965539c496dSJohan Hedberg static inline void hci_connect_cfm(struct hci_conn *conn, __u8 status) 1966539c496dSJohan Hedberg { 1967539c496dSJohan Hedberg struct hci_cb *cb; 1968539c496dSJohan Hedberg 1969539c496dSJohan Hedberg mutex_lock(&hci_cb_list_lock); 1970539c496dSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 1971539c496dSJohan Hedberg if (cb->connect_cfm) 1972539c496dSJohan Hedberg cb->connect_cfm(conn, status); 1973539c496dSJohan Hedberg } 1974539c496dSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1975539c496dSJohan Hedberg 1976539c496dSJohan Hedberg if (conn->connect_cfm_cb) 1977539c496dSJohan Hedberg conn->connect_cfm_cb(conn, status); 1978539c496dSJohan Hedberg } 1979539c496dSJohan Hedberg 19803a6d576bSJohan Hedberg static inline void hci_disconn_cfm(struct hci_conn *conn, __u8 reason) 19813a6d576bSJohan Hedberg { 19823a6d576bSJohan Hedberg struct hci_cb *cb; 19833a6d576bSJohan Hedberg 19843a6d576bSJohan Hedberg mutex_lock(&hci_cb_list_lock); 19853a6d576bSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 19863a6d576bSJohan Hedberg if (cb->disconn_cfm) 19873a6d576bSJohan Hedberg cb->disconn_cfm(conn, reason); 19883a6d576bSJohan Hedberg } 19893a6d576bSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 19903a6d576bSJohan Hedberg 19913a6d576bSJohan Hedberg if (conn->disconn_cfm_cb) 19923a6d576bSJohan Hedberg conn->disconn_cfm_cb(conn, reason); 19933a6d576bSJohan Hedberg } 19943a6d576bSJohan Hedberg 19951da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 19961da177e4SLinus Torvalds { 1997711584eaSDenis Kirjanov struct hci_cb *cb; 19988c1b2355SMarcel Holtmann __u8 encrypt; 19991da177e4SLinus Torvalds 200051a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 20018c1b2355SMarcel Holtmann return; 20028c1b2355SMarcel Holtmann 20034dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 20048c1b2355SMarcel Holtmann 2005fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 2006711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 20078c1b2355SMarcel Holtmann if (cb->security_cfm) 20088c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 20091da177e4SLinus Torvalds } 2010fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 2011354fe804SJohan Hedberg 2012354fe804SJohan Hedberg if (conn->security_cfm_cb) 2013354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 20141da177e4SLinus Torvalds } 20151da177e4SLinus Torvalds 20163ca44c16SLuiz Augusto von Dentz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status) 20171da177e4SLinus Torvalds { 2018711584eaSDenis Kirjanov struct hci_cb *cb; 20193ca44c16SLuiz Augusto von Dentz __u8 encrypt; 20203ca44c16SLuiz Augusto von Dentz 20213ca44c16SLuiz Augusto von Dentz if (conn->state == BT_CONFIG) { 2022339ddaa6SPatrick Steinhardt if (!status) 20233ca44c16SLuiz Augusto von Dentz conn->state = BT_CONNECTED; 20243ca44c16SLuiz Augusto von Dentz 20253ca44c16SLuiz Augusto von Dentz hci_connect_cfm(conn, status); 20263ca44c16SLuiz Augusto von Dentz hci_conn_drop(conn); 20273ca44c16SLuiz Augusto von Dentz return; 20283ca44c16SLuiz Augusto von Dentz } 20293ca44c16SLuiz Augusto von Dentz 20303ca44c16SLuiz Augusto von Dentz if (!test_bit(HCI_CONN_ENCRYPT, &conn->flags)) 20313ca44c16SLuiz Augusto von Dentz encrypt = 0x00; 20323ca44c16SLuiz Augusto von Dentz else if (test_bit(HCI_CONN_AES_CCM, &conn->flags)) 20333ca44c16SLuiz Augusto von Dentz encrypt = 0x02; 20343ca44c16SLuiz Augusto von Dentz else 20353ca44c16SLuiz Augusto von Dentz encrypt = 0x01; 20361da177e4SLinus Torvalds 20378746f135SLuiz Augusto von Dentz if (!status) { 2038435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 2039435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 2040435fef20SMarcel Holtmann 204188167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 204288167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 20438746f135SLuiz Augusto von Dentz } 204488167aedSVinicius Costa Gomes 2045fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 2046711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 20478c1b2355SMarcel Holtmann if (cb->security_cfm) 20488c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 20491da177e4SLinus Torvalds } 2050fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 2051354fe804SJohan Hedberg 2052354fe804SJohan Hedberg if (conn->security_cfm_cb) 2053354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 20541da177e4SLinus Torvalds } 20551da177e4SLinus Torvalds 20561da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 20571da177e4SLinus Torvalds { 2058711584eaSDenis Kirjanov struct hci_cb *cb; 20591da177e4SLinus Torvalds 2060fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 2061711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 20621da177e4SLinus Torvalds if (cb->key_change_cfm) 20631da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 20641da177e4SLinus Torvalds } 2065fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 20661da177e4SLinus Torvalds } 20671da177e4SLinus Torvalds 20685a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 20695a9d0a3fSWaldemar Rymarkiewicz __u8 role) 20701da177e4SLinus Torvalds { 2071711584eaSDenis Kirjanov struct hci_cb *cb; 20721da177e4SLinus Torvalds 2073fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 2074711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 20751da177e4SLinus Torvalds if (cb->role_switch_cfm) 20761da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 20771da177e4SLinus Torvalds } 2078fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 20791da177e4SLinus Torvalds } 20801da177e4SLinus Torvalds 2081301cb2d8SJohan Hedberg static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) 2082301cb2d8SJohan Hedberg { 2083dbbfa2abSAndre Guedes if (addr_type != ADDR_LE_DEV_RANDOM) 2084301cb2d8SJohan Hedberg return false; 2085301cb2d8SJohan Hedberg 2086301cb2d8SJohan Hedberg if ((bdaddr->b[5] & 0xc0) == 0x40) 2087301cb2d8SJohan Hedberg return true; 2088301cb2d8SJohan Hedberg 2089301cb2d8SJohan Hedberg return false; 2090301cb2d8SJohan Hedberg } 2091301cb2d8SJohan Hedberg 2092c46245b3SJohan Hedberg static inline bool hci_is_identity_address(bdaddr_t *addr, u8 addr_type) 2093c46245b3SJohan Hedberg { 2094c46245b3SJohan Hedberg if (addr_type == ADDR_LE_DEV_PUBLIC) 2095c46245b3SJohan Hedberg return true; 2096c46245b3SJohan Hedberg 2097c46245b3SJohan Hedberg /* Check for Random Static address type */ 2098c46245b3SJohan Hedberg if ((addr->b[5] & 0xc0) == 0xc0) 2099c46245b3SJohan Hedberg return true; 2100c46245b3SJohan Hedberg 2101c46245b3SJohan Hedberg return false; 2102c46245b3SJohan Hedberg } 2103c46245b3SJohan Hedberg 21042426f3a5SJohan Hedberg static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, 21052426f3a5SJohan Hedberg bdaddr_t *bdaddr, u8 addr_type) 21062426f3a5SJohan Hedberg { 21072426f3a5SJohan Hedberg if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) 21082426f3a5SJohan Hedberg return NULL; 21092426f3a5SJohan Hedberg 21102426f3a5SJohan Hedberg return hci_find_irk_by_rpa(hdev, bdaddr); 21112426f3a5SJohan Hedberg } 21122426f3a5SJohan Hedberg 2113d4905f24SAndre Guedes static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, 2114d4905f24SAndre Guedes u16 to_multiplier) 2115d4905f24SAndre Guedes { 2116d4905f24SAndre Guedes u16 max_latency; 2117d4905f24SAndre Guedes 2118d4905f24SAndre Guedes if (min > max || min < 6 || max > 3200) 2119d4905f24SAndre Guedes return -EINVAL; 2120d4905f24SAndre Guedes 2121d4905f24SAndre Guedes if (to_multiplier < 10 || to_multiplier > 3200) 2122d4905f24SAndre Guedes return -EINVAL; 2123d4905f24SAndre Guedes 2124d4905f24SAndre Guedes if (max >= to_multiplier * 8) 2125d4905f24SAndre Guedes return -EINVAL; 2126d4905f24SAndre Guedes 21278757825bSSeungyoun Ju max_latency = (to_multiplier * 4 / max) - 1; 2128d4905f24SAndre Guedes if (latency > 499 || latency > max_latency) 2129d4905f24SAndre Guedes return -EINVAL; 2130d4905f24SAndre Guedes 2131d4905f24SAndre Guedes return 0; 2132d4905f24SAndre Guedes } 2133d4905f24SAndre Guedes 21341da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 21351da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 21361da177e4SLinus Torvalds 2137d6ee6ad7SLoic Poulain int __hci_cmd_send(struct hci_dev *hdev, u16 opcode, u32 plen, 2138d6ee6ad7SLoic Poulain const void *param); 213975e84b7cSJohan Hedberg 214007dc93ddSJohan Hedberg int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, 214107dc93ddSJohan Hedberg const void *param); 214273d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 21430d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 214426afbd82SLuiz Augusto von Dentz void hci_send_iso(struct hci_conn *conn, struct sk_buff *skb); 21451da177e4SLinus Torvalds 2146a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 2147dfe6d5c3SLuiz Augusto von Dentz void *hci_recv_event_data(struct hci_dev *hdev, __u8 event); 21481da177e4SLinus Torvalds 2149eab2404bSLuiz Augusto von Dentz u32 hci_conn_get_phy(struct hci_conn *conn); 2150eab2404bSLuiz Augusto von Dentz 21511da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 2152470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 21537129069eSJohan Hedberg void hci_send_to_channel(unsigned short channel, struct sk_buff *skb, 2154c08b1a1dSMarcel Holtmann int flag, struct sock *skip_sk); 2155cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 215638ceaa00SMarcel Holtmann void hci_send_monitor_ctrl_event(struct hci_dev *hdev, u16 event, 215738ceaa00SMarcel Holtmann void *data, u16 data_len, ktime_t tstamp, 215838ceaa00SMarcel Holtmann int flag, struct sock *skip_sk); 21591da177e4SLinus Torvalds 2160040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 2161040030efSMarcel Holtmann 2162a958452aSMarcel Holtmann #define HCI_MGMT_VAR_LEN BIT(0) 2163a958452aSMarcel Holtmann #define HCI_MGMT_NO_HDEV BIT(1) 2164a958452aSMarcel Holtmann #define HCI_MGMT_UNTRUSTED BIT(2) 2165a958452aSMarcel Holtmann #define HCI_MGMT_UNCONFIGURED BIT(3) 2166d5cc6626SMarcel Holtmann #define HCI_MGMT_HDEV_OPTIONAL BIT(4) 2167b9a245fbSJohan Hedberg 2168801c1e8dSJohan Hedberg struct hci_mgmt_handler { 2169801c1e8dSJohan Hedberg int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, 2170801c1e8dSJohan Hedberg u16 data_len); 2171801c1e8dSJohan Hedberg size_t data_len; 2172b9a245fbSJohan Hedberg unsigned long flags; 2173801c1e8dSJohan Hedberg }; 2174801c1e8dSJohan Hedberg 2175801c1e8dSJohan Hedberg struct hci_mgmt_chan { 2176801c1e8dSJohan Hedberg struct list_head list; 2177801c1e8dSJohan Hedberg unsigned short channel; 2178801c1e8dSJohan Hedberg size_t handler_count; 2179801c1e8dSJohan Hedberg const struct hci_mgmt_handler *handlers; 218088b94ce9SJohan Hedberg void (*hdev_init) (struct sock *sk, struct hci_dev *hdev); 2181801c1e8dSJohan Hedberg }; 2182801c1e8dSJohan Hedberg 2183801c1e8dSJohan Hedberg int hci_mgmt_chan_register(struct hci_mgmt_chan *c); 2184801c1e8dSJohan Hedberg void hci_mgmt_chan_unregister(struct hci_mgmt_chan *c); 2185801c1e8dSJohan Hedberg 21860381101fSJohan Hedberg /* Management interface */ 2187591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 2188591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 2189591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 2190591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 2191591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 2192591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 2193f39799f5SAndre Guedes 21940d8cc935SAndre Guedes /* These LE scan and inquiry parameters were chosen according to LE General 21950d8cc935SAndre Guedes * Discovery Procedure specification. 21960d8cc935SAndre Guedes */ 21970d8cc935SAndre Guedes #define DISCOV_LE_SCAN_WIN 0x12 21980d8cc935SAndre Guedes #define DISCOV_LE_SCAN_INT 0x12 21993d5a76f0SLukasz Rymanowski #define DISCOV_LE_TIMEOUT 10240 /* msec */ 2200ae55f598SLukasz Rymanowski #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ 22010d8cc935SAndre Guedes #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 22020d8cc935SAndre Guedes #define DISCOV_BREDR_INQUIRY_LEN 0x08 22034b0e0cedSJakub Pawlowski #define DISCOV_LE_RESTART_DELAY msecs_to_jiffies(200) /* msec */ 2204cfa15ccaSMarcel Holtmann #define DISCOV_LE_FAST_ADV_INT_MIN 0x00A0 /* 100 msec */ 2205cfa15ccaSMarcel Holtmann #define DISCOV_LE_FAST_ADV_INT_MAX 0x00F0 /* 150 msec */ 2206eca0ae4aSLuiz Augusto von Dentz #define DISCOV_LE_PER_ADV_INT_MIN 0x00A0 /* 200 msec */ 2207eca0ae4aSLuiz Augusto von Dentz #define DISCOV_LE_PER_ADV_INT_MAX 0x00A0 /* 200 msec */ 2208b338d917SBrian Gix #define DISCOV_LE_ADV_MESH_MIN 0x00A0 /* 100 msec */ 2209b338d917SBrian Gix #define DISCOV_LE_ADV_MESH_MAX 0x00A0 /* 100 msec */ 2210b338d917SBrian Gix #define INTERVAL_TO_MS(x) (((x) * 10) / 0x10) 22110d8cc935SAndre Guedes 2212dbf6811aSArchie Pusaka #define NAME_RESOLVE_DURATION msecs_to_jiffies(10240) /* 10.24 sec */ 2213dbf6811aSArchie Pusaka 221403c979c4SMarcel Holtmann void mgmt_fill_version_info(void *ver); 221591a668b0SJohan Hedberg int mgmt_new_settings(struct hci_dev *hdev); 2216bf6b56dbSMarcel Holtmann void mgmt_index_added(struct hci_dev *hdev); 2217bf6b56dbSMarcel Holtmann void mgmt_index_removed(struct hci_dev *hdev); 22183eec705eSMarcel Holtmann void mgmt_set_powered_failed(struct hci_dev *hdev, int err); 22192ff13894SJohan Hedberg void mgmt_power_on(struct hci_dev *hdev, int err); 22202ff13894SJohan Hedberg void __mgmt_power_off(struct hci_dev *hdev); 2221dc4a5ee2SMarcel Holtmann void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 2222745c0ce3SVishal Agarwal bool persistent); 222348ec92faSAlfonso Acosta void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, 22241c6ed31bSYu Liu u8 *name, u8 name_len); 22259b80ec5eSMarcel Holtmann void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 222612d4a3b2SJohan Hedberg u8 link_type, u8 addr_type, u8 reason, 222712d4a3b2SJohan Hedberg bool mgmt_connected); 22287892924cSMarcel Holtmann void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 222988c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 2230445608d0SMarcel Holtmann void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 223148264f06SJohan Hedberg u8 addr_type, u8 status); 2232ce0e4a0dSMarcel Holtmann void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 2233e669cf80SMarcel Holtmann void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 2234c35938b2SSzymon Janc u8 status); 22353eb38528SMarcel Holtmann void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 2236744cf19eSJohan Hedberg u8 status); 2237744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 223839adbffeSJohan Hedberg u8 link_type, u8 addr_type, u32 value, 2239272d90dfSJohan Hedberg u8 confirm_hint); 2240744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 2241272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 2242272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 2243272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 2244272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 2245272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 2246604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 2247272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 2248272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 2249272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 225092a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, 225192a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey, 225292a25256SJohan Hedberg u8 entered); 2253e1e930f5SJohan Hedberg void mgmt_auth_failed(struct hci_conn *conn, u8 status); 2254464996aeSMarcel Holtmann void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 22554e1b0245SMarcel Holtmann void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 22567f9a903cSMarcel Holtmann u8 status); 22577667da34SMarcel Holtmann void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 2258e68f072bSJohan Hedberg void mgmt_start_discovery_complete(struct hci_dev *hdev, u8 status); 22592154d3f4SJohan Hedberg void mgmt_stop_discovery_complete(struct hci_dev *hdev, u8 status); 2260901801b9SMarcel Holtmann void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 2261af58925cSMarcel Holtmann u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, 2262b338d917SBrian Gix u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len, 2263b338d917SBrian Gix u64 instant); 22649cf12aeeSMarcel Holtmann void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 2265b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 22662f1e063bSMarcel Holtmann void mgmt_discovering(struct hci_dev *hdev, u8 discovering); 2267346ce5b7SAbhishek Pandit-Subedi void mgmt_suspending(struct hci_dev *hdev, u8 state); 2268346ce5b7SAbhishek Pandit-Subedi void mgmt_resuming(struct hci_dev *hdev, u8 reason, bdaddr_t *bdaddr, 2269346ce5b7SAbhishek Pandit-Subedi u8 addr_type); 227084c61d92SJohan Hedberg bool mgmt_powering_down(struct hci_dev *hdev); 227153ac6ab6SMarcel Holtmann void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); 2272cad20c27SJohan Hedberg void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk, bool persistent); 227353ac6ab6SMarcel Holtmann void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, 227453ac6ab6SMarcel Holtmann bool persistent); 2275ffb5a827SAndre Guedes void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, 2276f4869e2aSJohan Hedberg u8 bdaddr_type, u8 store_hint, u16 min_interval, 2277f4869e2aSJohan Hedberg u16 max_interval, u16 latency, u16 timeout); 2278f4a407beSJohan Hedberg void mgmt_smp_complete(struct hci_conn *conn, bool complete); 2279f2252570SJohan Hedberg bool mgmt_get_connectable(struct hci_dev *hdev); 2280f2252570SJohan Hedberg u8 mgmt_get_adv_discov_flags(struct hci_dev *hdev); 2281f2252570SJohan Hedberg void mgmt_advertising_added(struct sock *sk, struct hci_dev *hdev, 2282f2252570SJohan Hedberg u8 instance); 2283f2252570SJohan Hedberg void mgmt_advertising_removed(struct sock *sk, struct hci_dev *hdev, 2284f2252570SJohan Hedberg u8 instance); 228566bd095aSArchie Pusaka void mgmt_adv_monitor_removed(struct hci_dev *hdev, u16 handle); 2286b7c23df8SJaganath Kanakkassery int mgmt_phy_configuration_changed(struct hci_dev *hdev, struct sock *skip); 22878d7f1677SManish Mandlik void mgmt_adv_monitor_device_lost(struct hci_dev *hdev, u16 handle, 22888d7f1677SManish Mandlik bdaddr_t *bdaddr, u8 addr_type); 2289346af67bSVinicius Costa Gomes 22901a942de0SBrian Gix int hci_abort_conn(struct hci_conn *conn, u8 reason); 22917d6ca693SJohan Hedberg u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, 22927d6ca693SJohan Hedberg u16 to_multiplier); 2293fe39c7b2SMarcel Holtmann void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, 22948b76ce34SJohan Hedberg __u8 ltk[16], __u8 key_size); 22952519a1fcSAndre Guedes 2296a1f4c318SJohan Hedberg void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, 2297a1f4c318SJohan Hedberg u8 *bdaddr_type); 2298ebd3a747SJohan Hedberg 22995d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_MASK 0x0003 23005d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_CVSD 0x0000 23015d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_TRANSP 0x0003 23025d4d62f6SFrédéric Dalleau 23038961987fSKiran K #define LOCAL_CODEC_ACL_MASK BIT(0) 23048961987fSKiran K #define LOCAL_CODEC_SCO_MASK BIT(1) 23058961987fSKiran K 23068961987fSKiran K #define TRANSPORT_TYPE_MAX 0x04 23078961987fSKiran K 23081da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 2309