11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds BlueZ - Bluetooth protocol stack for Linux 32d0a0346SRon Shaffer Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved. 41da177e4SLinus Torvalds 51da177e4SLinus Torvalds Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com> 61da177e4SLinus Torvalds 71da177e4SLinus Torvalds This program is free software; you can redistribute it and/or modify 81da177e4SLinus Torvalds it under the terms of the GNU General Public License version 2 as 91da177e4SLinus Torvalds published by the Free Software Foundation; 101da177e4SLinus Torvalds 111da177e4SLinus Torvalds THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 121da177e4SLinus Torvalds OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 131da177e4SLinus Torvalds FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. 141da177e4SLinus Torvalds IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY 151da177e4SLinus Torvalds CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES 161da177e4SLinus Torvalds WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 171da177e4SLinus Torvalds ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 181da177e4SLinus Torvalds OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 191da177e4SLinus Torvalds 201da177e4SLinus Torvalds ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, 211da177e4SLinus Torvalds COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS 221da177e4SLinus Torvalds SOFTWARE IS DISCLAIMED. 231da177e4SLinus Torvalds */ 241da177e4SLinus Torvalds 251da177e4SLinus Torvalds #ifndef __HCI_CORE_H 261da177e4SLinus Torvalds #define __HCI_CORE_H 271da177e4SLinus Torvalds 281da177e4SLinus Torvalds #include <net/bluetooth/hci.h> 29f49daa81SMarcel Holtmann #include <net/bluetooth/hci_sock.h> 301da177e4SLinus Torvalds 315e59b791SLuiz Augusto von Dentz /* HCI priority */ 325e59b791SLuiz Augusto von Dentz #define HCI_PRIO_MAX 7 335e59b791SLuiz Augusto von Dentz 341da177e4SLinus Torvalds /* HCI Core structures */ 351da177e4SLinus Torvalds struct inquiry_data { 361da177e4SLinus Torvalds bdaddr_t bdaddr; 371da177e4SLinus Torvalds __u8 pscan_rep_mode; 381da177e4SLinus Torvalds __u8 pscan_period_mode; 391da177e4SLinus Torvalds __u8 pscan_mode; 401da177e4SLinus Torvalds __u8 dev_class[3]; 411ebb9252SMarcel Holtmann __le16 clock_offset; 421da177e4SLinus Torvalds __s8 rssi; 4341a96212SMarcel Holtmann __u8 ssp_mode; 441da177e4SLinus Torvalds }; 451da177e4SLinus Torvalds 461da177e4SLinus Torvalds struct inquiry_entry { 47561aafbcSJohan Hedberg struct list_head all; /* inq_cache.all */ 48561aafbcSJohan Hedberg struct list_head list; /* unknown or resolve */ 49561aafbcSJohan Hedberg enum { 50561aafbcSJohan Hedberg NAME_NOT_KNOWN, 51561aafbcSJohan Hedberg NAME_NEEDED, 52561aafbcSJohan Hedberg NAME_PENDING, 53561aafbcSJohan Hedberg NAME_KNOWN, 54561aafbcSJohan Hedberg } name_state; 551da177e4SLinus Torvalds __u32 timestamp; 561da177e4SLinus Torvalds struct inquiry_data data; 571da177e4SLinus Torvalds }; 581da177e4SLinus Torvalds 5930883512SJohan Hedberg struct discovery_state { 604aab14e5SAndre Guedes int type; 61ff9ef578SJohan Hedberg enum { 62ff9ef578SJohan Hedberg DISCOVERY_STOPPED, 63ff9ef578SJohan Hedberg DISCOVERY_STARTING, 64343f935bSAndre Guedes DISCOVERY_FINDING, 6530dc78e1SJohan Hedberg DISCOVERY_RESOLVING, 66ff9ef578SJohan Hedberg DISCOVERY_STOPPING, 67ff9ef578SJohan Hedberg } state; 68561aafbcSJohan Hedberg struct list_head all; /* All devices found during inquiry */ 69561aafbcSJohan Hedberg struct list_head unknown; /* Name state not known */ 70561aafbcSJohan Hedberg struct list_head resolve; /* Name needs to be resolved */ 711da177e4SLinus Torvalds __u32 timestamp; 72b9a6328fSJohan Hedberg bdaddr_t last_adv_addr; 73b9a6328fSJohan Hedberg u8 last_adv_addr_type; 74ff5cd29fSJohan Hedberg s8 last_adv_rssi; 75c70a7e4cSMarcel Holtmann u32 last_adv_flags; 76b9a6328fSJohan Hedberg u8 last_adv_data[HCI_MAX_AD_LENGTH]; 77b9a6328fSJohan Hedberg u8 last_adv_data_len; 78da25cf6aSMarcel Holtmann bool report_invalid_rssi; 7982f8b651SJakub Pawlowski bool result_filtering; 8037eab042SJakub Pawlowski s8 rssi; 8137eab042SJakub Pawlowski u16 uuid_count; 8237eab042SJakub Pawlowski u8 (*uuids)[16]; 832d28cfe7SJakub Pawlowski unsigned long scan_start; 842d28cfe7SJakub Pawlowski unsigned long scan_duration; 851da177e4SLinus Torvalds }; 861da177e4SLinus Torvalds 871da177e4SLinus Torvalds struct hci_conn_hash { 881da177e4SLinus Torvalds struct list_head list; 891da177e4SLinus Torvalds unsigned int acl_num; 90bd1eb66bSAndrei Emeltchenko unsigned int amp_num; 911da177e4SLinus Torvalds unsigned int sco_num; 92fcd89c09SVille Tervo unsigned int le_num; 93f8218dc6SJohan Hedberg unsigned int le_num_slave; 941da177e4SLinus Torvalds }; 951da177e4SLinus Torvalds 96f0358568SJohan Hedberg struct bdaddr_list { 97f0358568SJohan Hedberg struct list_head list; 98f0358568SJohan Hedberg bdaddr_t bdaddr; 99b9ee0a78SMarcel Holtmann u8 bdaddr_type; 100f0358568SJohan Hedberg }; 1012aeb9a1aSJohan Hedberg 1022aeb9a1aSJohan Hedberg struct bt_uuid { 1032aeb9a1aSJohan Hedberg struct list_head list; 1042aeb9a1aSJohan Hedberg u8 uuid[16]; 10583be8ecaSJohan Hedberg u8 size; 1061aff6f09SJohan Hedberg u8 svc_hint; 1072aeb9a1aSJohan Hedberg }; 1082aeb9a1aSJohan Hedberg 1097ee4ea36SMarcel Holtmann struct smp_csrk { 1107ee4ea36SMarcel Holtmann bdaddr_t bdaddr; 1117ee4ea36SMarcel Holtmann u8 bdaddr_type; 1124cd3928aSJohan Hedberg u8 type; 1137ee4ea36SMarcel Holtmann u8 val[16]; 1147ee4ea36SMarcel Holtmann }; 1157ee4ea36SMarcel Holtmann 116b899efafSVinicius Costa Gomes struct smp_ltk { 117b899efafSVinicius Costa Gomes struct list_head list; 118970d0f1bSJohan Hedberg struct rcu_head rcu; 119b899efafSVinicius Costa Gomes bdaddr_t bdaddr; 120b899efafSVinicius Costa Gomes u8 bdaddr_type; 121b899efafSVinicius Costa Gomes u8 authenticated; 122b899efafSVinicius Costa Gomes u8 type; 123b899efafSVinicius Costa Gomes u8 enc_size; 124b899efafSVinicius Costa Gomes __le16 ediv; 125fe39c7b2SMarcel Holtmann __le64 rand; 126b899efafSVinicius Costa Gomes u8 val[16]; 12703c515d7SMarcel Holtmann }; 128b899efafSVinicius Costa Gomes 129970c4e46SJohan Hedberg struct smp_irk { 130970c4e46SJohan Hedberg struct list_head list; 131adae20cbSJohan Hedberg struct rcu_head rcu; 132970c4e46SJohan Hedberg bdaddr_t rpa; 133970c4e46SJohan Hedberg bdaddr_t bdaddr; 134970c4e46SJohan Hedberg u8 addr_type; 135970c4e46SJohan Hedberg u8 val[16]; 136970c4e46SJohan Hedberg }; 137970c4e46SJohan Hedberg 13855ed8ca1SJohan Hedberg struct link_key { 13955ed8ca1SJohan Hedberg struct list_head list; 1400378b597SJohan Hedberg struct rcu_head rcu; 14155ed8ca1SJohan Hedberg bdaddr_t bdaddr; 14255ed8ca1SJohan Hedberg u8 type; 1439b3b4460SAndrei Emeltchenko u8 val[HCI_LINK_KEY_SIZE]; 14455ed8ca1SJohan Hedberg u8 pin_len; 14555ed8ca1SJohan Hedberg }; 14655ed8ca1SJohan Hedberg 1472763eda6SSzymon Janc struct oob_data { 1482763eda6SSzymon Janc struct list_head list; 1492763eda6SSzymon Janc bdaddr_t bdaddr; 1506928a924SJohan Hedberg u8 bdaddr_type; 151f7697b16SMarcel Holtmann u8 present; 152519ca9d0SMarcel Holtmann u8 hash192[16]; 15338da1703SJohan Hedberg u8 rand192[16]; 154519ca9d0SMarcel Holtmann u8 hash256[16]; 15538da1703SJohan Hedberg u8 rand256[16]; 1562763eda6SSzymon Janc }; 1572763eda6SSzymon Janc 158203fea01SArman Uguray struct adv_info { 159912098a6SArman Uguray struct delayed_work timeout_exp; 160203fea01SArman Uguray __u8 instance; 161203fea01SArman Uguray __u32 flags; 162912098a6SArman Uguray __u16 timeout; 163203fea01SArman Uguray __u16 adv_data_len; 164203fea01SArman Uguray __u8 adv_data[HCI_MAX_AD_LENGTH]; 165203fea01SArman Uguray __u16 scan_rsp_len; 166203fea01SArman Uguray __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; 167203fea01SArman Uguray }; 168203fea01SArman Uguray 169490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10 170490c5babSJohan Hedberg 171d6bfd59cSJohan Hedberg /* Default LE RPA expiry time, 15 minutes */ 172d6bfd59cSJohan Hedberg #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) 173d6bfd59cSJohan Hedberg 17431ad1691SAndrzej Kaczmarek /* Default min/max age of connection information (1s/3s) */ 17531ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MIN_AGE 1000 17631ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MAX_AGE 3000 17731ad1691SAndrzej Kaczmarek 178903e4541SAndrei Emeltchenko struct amp_assoc { 179903e4541SAndrei Emeltchenko __u16 len; 180903e4541SAndrei Emeltchenko __u16 offset; 18193c284eeSAndrei Emeltchenko __u16 rem_len; 18293c284eeSAndrei Emeltchenko __u16 len_so_far; 183903e4541SAndrei Emeltchenko __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; 184903e4541SAndrei Emeltchenko }; 185903e4541SAndrei Emeltchenko 186d2c5d77fSJohan Hedberg #define HCI_MAX_PAGES 3 187cad718edSJohan Hedberg 1881da177e4SLinus Torvalds struct hci_dev { 1891da177e4SLinus Torvalds struct list_head list; 19009fd0de5SGustavo F. Padovan struct mutex lock; 1911da177e4SLinus Torvalds 1921da177e4SLinus Torvalds char name[8]; 1931da177e4SLinus Torvalds unsigned long flags; 1941da177e4SLinus Torvalds __u16 id; 195c13854ceSMarcel Holtmann __u8 bus; 196943da25dSMarcel Holtmann __u8 dev_type; 1971da177e4SLinus Torvalds bdaddr_t bdaddr; 198e30d3f5fSMarcel Holtmann bdaddr_t setup_addr; 19924c457e2SMarcel Holtmann bdaddr_t public_addr; 2007a4cd51dSMarcel Holtmann bdaddr_t random_addr; 201d13eafceSMarcel Holtmann bdaddr_t static_addr; 20256ed2cb8SJohan Hedberg __u8 adv_addr_type; 2031f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 204490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; 20580a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 206a9de9248SMarcel Holtmann __u8 dev_class[3]; 2071aff6f09SJohan Hedberg __u8 major_class; 2081aff6f09SJohan Hedberg __u8 minor_class; 209d2c5d77fSJohan Hedberg __u8 max_page; 210cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 21160e77321SJohan Hedberg __u8 le_features[8]; 212cf1d081fSJohan Hedberg __u8 le_white_list_size; 2139b008c04SJohan Hedberg __u8 le_states[8]; 214a9de9248SMarcel Holtmann __u8 commands[64]; 2151143e5a6SMarcel Holtmann __u8 hci_ver; 2161143e5a6SMarcel Holtmann __u16 hci_rev; 217d5859e22SJohan Hedberg __u8 lmp_ver; 2181143e5a6SMarcel Holtmann __u16 manufacturer; 2197d69230cSAndrei Emeltchenko __u16 lmp_subver; 2201da177e4SLinus Torvalds __u16 voice_setting; 221b4cb9fb2SMarcel Holtmann __u8 num_iac; 222c2f0f979SMarcel Holtmann __u8 stored_max_keys; 223c2f0f979SMarcel Holtmann __u8 stored_num_keys; 22417fa4b9dSJohan Hedberg __u8 io_capability; 22591c4e9b1SMarcel Holtmann __s8 inq_tx_power; 226f332ec66SJohan Hedberg __u16 page_scan_interval; 227f332ec66SJohan Hedberg __u16 page_scan_window; 228f332ec66SJohan Hedberg __u8 page_scan_type; 2293f959d46SMarcel Holtmann __u8 le_adv_channel_map; 230628531c9SGeorg Lukas __u16 le_adv_min_interval; 231628531c9SGeorg Lukas __u16 le_adv_max_interval; 232533553f8SMarcel Holtmann __u8 le_scan_type; 233bef64738SMarcel Holtmann __u16 le_scan_interval; 234bef64738SMarcel Holtmann __u16 le_scan_window; 2354e70c7e7SMarcel Holtmann __u16 le_conn_min_interval; 2364e70c7e7SMarcel Holtmann __u16 le_conn_max_interval; 23704fb7d90SMarcel Holtmann __u16 le_conn_latency; 23804fb7d90SMarcel Holtmann __u16 le_supv_timeout; 239a8e1bfaaSMarcel Holtmann __u16 le_def_tx_len; 240a8e1bfaaSMarcel Holtmann __u16 le_def_tx_time; 241a8e1bfaaSMarcel Holtmann __u16 le_max_tx_len; 242a8e1bfaaSMarcel Holtmann __u16 le_max_tx_time; 243a8e1bfaaSMarcel Holtmann __u16 le_max_rx_len; 244a8e1bfaaSMarcel Holtmann __u16 le_max_rx_time; 245b9a7a61eSLukasz Rymanowski __u16 discov_interleaved_timeout; 24631ad1691SAndrzej Kaczmarek __u16 conn_info_min_age; 24731ad1691SAndrzej Kaczmarek __u16 conn_info_max_age; 24806f5b778SMarcel Holtmann __u8 ssp_debug_mode; 249c7741d16SMarcel Holtmann __u8 hw_error_code; 25033f35721SJohan Hedberg __u32 clock; 251f332ec66SJohan Hedberg 2522b9be137SMarcel Holtmann __u16 devid_source; 2532b9be137SMarcel Holtmann __u16 devid_vendor; 2542b9be137SMarcel Holtmann __u16 devid_product; 2552b9be137SMarcel Holtmann __u16 devid_version; 2561da177e4SLinus Torvalds 2571da177e4SLinus Torvalds __u16 pkt_type; 2585b7f9909SMarcel Holtmann __u16 esco_type; 2591da177e4SLinus Torvalds __u16 link_policy; 2601da177e4SLinus Torvalds __u16 link_mode; 2611da177e4SLinus Torvalds 26204837f64SMarcel Holtmann __u32 idle_timeout; 26304837f64SMarcel Holtmann __u16 sniff_min_interval; 26404837f64SMarcel Holtmann __u16 sniff_max_interval; 26504837f64SMarcel Holtmann 266928abaa7SAndrei Emeltchenko __u8 amp_status; 267928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 268928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 269928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 270928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 271928abaa7SAndrei Emeltchenko __u8 amp_type; 272928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 273928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 274928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 275928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 276928abaa7SAndrei Emeltchenko 277903e4541SAndrei Emeltchenko struct amp_assoc loc_assoc; 278903e4541SAndrei Emeltchenko 2791e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 2801e89cffbSAndrei Emeltchenko 2819f61656aSJohan Hedberg unsigned int auto_accept_delay; 2829f61656aSJohan Hedberg 2831da177e4SLinus Torvalds unsigned long quirks; 2841da177e4SLinus Torvalds 2851da177e4SLinus Torvalds atomic_t cmd_cnt; 2861da177e4SLinus Torvalds unsigned int acl_cnt; 2871da177e4SLinus Torvalds unsigned int sco_cnt; 2886ed58ec5SVille Tervo unsigned int le_cnt; 2891da177e4SLinus Torvalds 2901da177e4SLinus Torvalds unsigned int acl_mtu; 2911da177e4SLinus Torvalds unsigned int sco_mtu; 2926ed58ec5SVille Tervo unsigned int le_mtu; 2931da177e4SLinus Torvalds unsigned int acl_pkts; 2941da177e4SLinus Torvalds unsigned int sco_pkts; 2956ed58ec5SVille Tervo unsigned int le_pkts; 2961da177e4SLinus Torvalds 297350ee4cfSAndrei Emeltchenko __u16 block_len; 298350ee4cfSAndrei Emeltchenko __u16 block_mtu; 299350ee4cfSAndrei Emeltchenko __u16 num_blocks; 300350ee4cfSAndrei Emeltchenko __u16 block_cnt; 301350ee4cfSAndrei Emeltchenko 3021da177e4SLinus Torvalds unsigned long acl_last_tx; 3031da177e4SLinus Torvalds unsigned long sco_last_tx; 3046ed58ec5SVille Tervo unsigned long le_last_tx; 3051da177e4SLinus Torvalds 306f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 3076ead1bbcSJohan Hedberg struct workqueue_struct *req_workqueue; 308f48fd9c8SMarcel Holtmann 309ab81cbf9SJohan Hedberg struct work_struct power_on; 3103243553fSJohan Hedberg struct delayed_work power_off; 311c7741d16SMarcel Holtmann struct work_struct error_reset; 312ab81cbf9SJohan Hedberg 31316ab91abSJohan Hedberg __u16 discov_timeout; 31416ab91abSJohan Hedberg struct delayed_work discov_off; 31516ab91abSJohan Hedberg 3167d78525dSJohan Hedberg struct delayed_work service_cache; 3177d78525dSJohan Hedberg 31865cc2b49SMarcel Holtmann struct delayed_work cmd_timer; 319b78752ccSMarcel Holtmann 320b78752ccSMarcel Holtmann struct work_struct rx_work; 321c347b765SGustavo F. Padovan struct work_struct cmd_work; 3223eff45eaSGustavo F. Padovan struct work_struct tx_work; 3231da177e4SLinus Torvalds 3241da177e4SLinus Torvalds struct sk_buff_head rx_q; 3251da177e4SLinus Torvalds struct sk_buff_head raw_q; 3261da177e4SLinus Torvalds struct sk_buff_head cmd_q; 3271da177e4SLinus Torvalds 3281da177e4SLinus Torvalds struct sk_buff *sent_cmd; 3291da177e4SLinus Torvalds 330a6a67efdSThomas Gleixner struct mutex req_lock; 3311da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 3321da177e4SLinus Torvalds __u32 req_status; 3331da177e4SLinus Torvalds __u32 req_result; 334f60cb305SJohan Hedberg struct sk_buff *req_skb; 335a5040efaSJohan Hedberg 33670db83c4SJohan Hedberg void *smp_data; 337ef8efe4bSJohan Hedberg void *smp_bredr_data; 3382e58ef3eSJohan Hedberg 33930883512SJohan Hedberg struct discovery_state discovery; 3401da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 3415c136e90SAndre Guedes 3425c136e90SAndre Guedes struct list_head mgmt_pending; 343ea4bd8baSDavid Miller struct list_head blacklist; 3446659358eSJohan Hedberg struct list_head whitelist; 3452aeb9a1aSJohan Hedberg struct list_head uuids; 34655ed8ca1SJohan Hedberg struct list_head link_keys; 347b899efafSVinicius Costa Gomes struct list_head long_term_keys; 348970c4e46SJohan Hedberg struct list_head identity_resolving_keys; 3492763eda6SSzymon Janc struct list_head remote_oob_data; 350d2ab0ac1SMarcel Holtmann struct list_head le_white_list; 35115819a70SAndre Guedes struct list_head le_conn_params; 35277a77a30SAndre Guedes struct list_head pend_le_conns; 35366f8455aSJohan Hedberg struct list_head pend_le_reports; 3542763eda6SSzymon Janc 3551da177e4SLinus Torvalds struct hci_dev_stats stat; 3561da177e4SLinus Torvalds 3571da177e4SLinus Torvalds atomic_t promisc; 3581da177e4SLinus Torvalds 359ca325f69SMarcel Holtmann struct dentry *debugfs; 360ca325f69SMarcel Holtmann 361a91f2e39SMarcel Holtmann struct device dev; 3621da177e4SLinus Torvalds 363611b30f7SMarcel Holtmann struct rfkill *rfkill; 364611b30f7SMarcel Holtmann 365eacb44dfSMarcel Holtmann DECLARE_BITMAP(dev_flags, __HCI_NUM_FLAGS); 366d23264a8SAndre Guedes 3677ba8b4beSAndre Guedes struct delayed_work le_scan_disable; 3682d28cfe7SJakub Pawlowski struct delayed_work le_scan_restart; 3697ba8b4beSAndre Guedes 3708fa19098SJohan Hedberg __s8 adv_tx_power; 3713f0f524bSJohan Hedberg __u8 adv_data[HCI_MAX_AD_LENGTH]; 3723f0f524bSJohan Hedberg __u8 adv_data_len; 373f8e808bdSMarcel Holtmann __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; 374f8e808bdSMarcel Holtmann __u8 scan_rsp_data_len; 3758fa19098SJohan Hedberg 376203fea01SArman Uguray struct adv_info adv_instance; 377203fea01SArman Uguray 378863efaf2SJohan Hedberg __u8 irk[16]; 379d6bfd59cSJohan Hedberg __u32 rpa_timeout; 380d6bfd59cSJohan Hedberg struct delayed_work rpa_expired; 3812b5224dcSMarcel Holtmann bdaddr_t rpa; 382863efaf2SJohan Hedberg 3831da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 3841da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 3851da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 386f41c70c4SMarcel Holtmann int (*setup)(struct hci_dev *hdev); 387a44fecbdSTedd Ho-Jeong An int (*shutdown)(struct hci_dev *hdev); 3887bd8f09fSMarcel Holtmann int (*send)(struct hci_dev *hdev, struct sk_buff *skb); 3891da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 390c7741d16SMarcel Holtmann void (*hw_error)(struct hci_dev *hdev, u8 code); 39124c457e2SMarcel Holtmann int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr); 3921da177e4SLinus Torvalds }; 3931da177e4SLinus Torvalds 39453502d69SAndrei Emeltchenko #define HCI_PHY_HANDLE(handle) (handle & 0xff) 39553502d69SAndrei Emeltchenko 3961da177e4SLinus Torvalds struct hci_conn { 3971da177e4SLinus Torvalds struct list_head list; 3981da177e4SLinus Torvalds 3991da177e4SLinus Torvalds atomic_t refcnt; 4001da177e4SLinus Torvalds 4011da177e4SLinus Torvalds bdaddr_t dst; 40229b7988aSAndre Guedes __u8 dst_type; 403662e8820SMarcel Holtmann bdaddr_t src; 404e7c4096eSMarcel Holtmann __u8 src_type; 405cb1d68f7SJohan Hedberg bdaddr_t init_addr; 406cb1d68f7SJohan Hedberg __u8 init_addr_type; 407cb1d68f7SJohan Hedberg bdaddr_t resp_addr; 408cb1d68f7SJohan Hedberg __u8 resp_addr_type; 4091da177e4SLinus Torvalds __u16 handle; 4101da177e4SLinus Torvalds __u16 state; 41104837f64SMarcel Holtmann __u8 mode; 4121da177e4SLinus Torvalds __u8 type; 41340bef302SJohan Hedberg __u8 role; 414a0c808b3SJohan Hedberg bool out; 4154c67bc74SMarcel Holtmann __u8 attempt; 4161da177e4SLinus Torvalds __u8 dev_class[3]; 417cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 418a8746417SMarcel Holtmann __u16 pkt_type; 41904837f64SMarcel Holtmann __u16 link_policy; 42013d39315SWaldemar Rymarkiewicz __u8 key_type; 42140be492fSMarcel Holtmann __u8 auth_type; 4228c1b2355SMarcel Holtmann __u8 sec_level; 423765c2a96SJohan Hedberg __u8 pending_sec_level; 424980e1a53SJohan Hedberg __u8 pin_length; 425726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 42617fa4b9dSJohan Hedberg __u8 io_capability; 42792a25256SJohan Hedberg __u32 passkey_notify; 42892a25256SJohan Hedberg __u8 passkey_entered; 429052b30b0SMarcel Holtmann __u16 disc_timeout; 43009ae260bSJohan Hedberg __u16 conn_timeout; 43110c62ddcSFrédéric Dalleau __u16 setting; 4321e406eefSAndre Guedes __u16 le_conn_min_interval; 4331e406eefSAndre Guedes __u16 le_conn_max_interval; 434e04fde60SMarcel Holtmann __u16 le_conn_interval; 435e04fde60SMarcel Holtmann __u16 le_conn_latency; 436e04fde60SMarcel Holtmann __u16 le_supv_timeout; 437fd45ada9SAlfonso Acosta __u8 le_adv_data[HCI_MAX_AD_LENGTH]; 438fd45ada9SAlfonso Acosta __u8 le_adv_data_len; 4395ae76a94SAndrzej Kaczmarek __s8 rssi; 4405a134faeSAndrzej Kaczmarek __s8 tx_power; 441d0455ed9SAndrzej Kaczmarek __s8 max_tx_power; 44251a8efd7SJohan Hedberg unsigned long flags; 4431da177e4SLinus Torvalds 44433f35721SJohan Hedberg __u32 clock; 44533f35721SJohan Hedberg __u16 clock_accuracy; 44633f35721SJohan Hedberg 447dd983808SAndrzej Kaczmarek unsigned long conn_info_timestamp; 448dd983808SAndrzej Kaczmarek 44903b555e1SJohan Hedberg __u8 remote_cap; 45003b555e1SJohan Hedberg __u8 remote_auth; 4513161ae1cSAndrei Emeltchenko __u8 remote_id; 45203b555e1SJohan Hedberg 4531da177e4SLinus Torvalds unsigned int sent; 4541da177e4SLinus Torvalds 4551da177e4SLinus Torvalds struct sk_buff_head data_q; 4562c33c06aSGustavo F. Padovan struct list_head chan_list; 4571da177e4SLinus Torvalds 45819c40e3bSGustavo F. Padovan struct delayed_work disc_work; 4597bc18d9dSJohan Hedberg struct delayed_work auto_accept_work; 460a74a84f6SJohan Hedberg struct delayed_work idle_work; 4619489eca4SJohan Hedberg struct delayed_work le_conn_timeout; 4621da177e4SLinus Torvalds 463b219e3acSMarcel Holtmann struct device dev; 46423b9ceb7SMarcel Holtmann struct dentry *debugfs; 465b219e3acSMarcel Holtmann 4661da177e4SLinus Torvalds struct hci_dev *hdev; 4671da177e4SLinus Torvalds void *l2cap_data; 4681da177e4SLinus Torvalds void *sco_data; 4699740e49dSAndrei Emeltchenko struct amp_mgr *amp_mgr; 4701da177e4SLinus Torvalds 4711da177e4SLinus Torvalds struct hci_conn *link; 472e9a416b5SJohan Hedberg 473e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 474e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 475e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 4761da177e4SLinus Torvalds }; 4771da177e4SLinus Torvalds 47873d80debSLuiz Augusto von Dentz struct hci_chan { 47973d80debSLuiz Augusto von Dentz struct list_head list; 48042c4e53eSAndrei Emeltchenko __u16 handle; 48173d80debSLuiz Augusto von Dentz struct hci_conn *conn; 48273d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 48373d80debSLuiz Augusto von Dentz unsigned int sent; 484168df8e5SMat Martineau __u8 state; 48573d80debSLuiz Augusto von Dentz }; 48673d80debSLuiz Augusto von Dentz 48715819a70SAndre Guedes struct hci_conn_params { 48815819a70SAndre Guedes struct list_head list; 48993450c75SJohan Hedberg struct list_head action; 49015819a70SAndre Guedes 49115819a70SAndre Guedes bdaddr_t addr; 49215819a70SAndre Guedes u8 addr_type; 49315819a70SAndre Guedes 49415819a70SAndre Guedes u16 conn_min_interval; 49515819a70SAndre Guedes u16 conn_max_interval; 496f044eb05SMarcel Holtmann u16 conn_latency; 497f044eb05SMarcel Holtmann u16 supervision_timeout; 4989fcb18efSAndre Guedes 4999fcb18efSAndre Guedes enum { 5009fcb18efSAndre Guedes HCI_AUTO_CONN_DISABLED, 501a3451d27SJohan Hedberg HCI_AUTO_CONN_REPORT, 5024b9e7e75SMarcel Holtmann HCI_AUTO_CONN_DIRECT, 5039fcb18efSAndre Guedes HCI_AUTO_CONN_ALWAYS, 5049fcb18efSAndre Guedes HCI_AUTO_CONN_LINK_LOSS, 5059fcb18efSAndre Guedes } auto_connect; 506f161dd41SJohan Hedberg 507f161dd41SJohan Hedberg struct hci_conn *conn; 50815819a70SAndre Guedes }; 50915819a70SAndre Guedes 5101da177e4SLinus Torvalds extern struct list_head hci_dev_list; 5111da177e4SLinus Torvalds extern struct list_head hci_cb_list; 5121da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 513fba7ecf0SJohan Hedberg extern struct mutex hci_cb_list_lock; 5141da177e4SLinus Torvalds 515eacb44dfSMarcel Holtmann #define hci_dev_set_flag(hdev, nr) set_bit((nr), (hdev)->dev_flags) 516eacb44dfSMarcel Holtmann #define hci_dev_clear_flag(hdev, nr) clear_bit((nr), (hdev)->dev_flags) 517eacb44dfSMarcel Holtmann #define hci_dev_change_flag(hdev, nr) change_bit((nr), (hdev)->dev_flags) 518eacb44dfSMarcel Holtmann #define hci_dev_test_flag(hdev, nr) test_bit((nr), (hdev)->dev_flags) 519eacb44dfSMarcel Holtmann #define hci_dev_test_and_set_flag(hdev, nr) test_and_set_bit((nr), (hdev)->dev_flags) 520eacb44dfSMarcel Holtmann #define hci_dev_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), (hdev)->dev_flags) 521eacb44dfSMarcel Holtmann #define hci_dev_test_and_change_flag(hdev, nr) test_and_change_bit((nr), (hdev)->dev_flags) 522d7a5a11dSMarcel Holtmann 523eacb44dfSMarcel Holtmann #define hci_dev_clear_volatile_flags(hdev) \ 524eacb44dfSMarcel Holtmann do { \ 525eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_SCAN); \ 526eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_ADV); \ 527eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_PERIODIC_INQ); \ 528eacb44dfSMarcel Holtmann } while (0) 529516018a9SMarcel Holtmann 530686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 531e74e58f8SJoe Perches int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 532e74e58f8SJoe Perches int l2cap_disconn_ind(struct hci_conn *hcon); 5339b4c3336SArron Wang void l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 534686ebf28SUlisses Furquim 535ff50e8afSArron Wang #if IS_ENABLED(CONFIG_BT_BREDR) 536e74e58f8SJoe Perches int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); 5379b4c3336SArron Wang void sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 538ff50e8afSArron Wang #else 539ff50e8afSArron Wang static inline int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 540ff50e8afSArron Wang __u8 *flags) 541ff50e8afSArron Wang { 542ff50e8afSArron Wang return 0; 543ff50e8afSArron Wang } 544ff50e8afSArron Wang 545ff50e8afSArron Wang static inline void sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb) 546ff50e8afSArron Wang { 547ff50e8afSArron Wang } 548ff50e8afSArron Wang #endif 549686ebf28SUlisses Furquim 5501da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 55170f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 55270f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 5531da177e4SLinus Torvalds 55430883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 5551da177e4SLinus Torvalds { 556ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 55730883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 55830883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 55930883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 560da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 56137eab042SJakub Pawlowski hdev->discovery.rssi = HCI_RSSI_INVALID; 5621da177e4SLinus Torvalds } 5631da177e4SLinus Torvalds 5640256325eSMarcel Holtmann static inline void hci_discovery_filter_clear(struct hci_dev *hdev) 5650256325eSMarcel Holtmann { 56682f8b651SJakub Pawlowski hdev->discovery.result_filtering = false; 567da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 5680256325eSMarcel Holtmann hdev->discovery.rssi = HCI_RSSI_INVALID; 5690256325eSMarcel Holtmann hdev->discovery.uuid_count = 0; 5700256325eSMarcel Holtmann kfree(hdev->discovery.uuids); 5710256325eSMarcel Holtmann hdev->discovery.uuids = NULL; 5722d28cfe7SJakub Pawlowski hdev->discovery.scan_start = 0; 5732d28cfe7SJakub Pawlowski hdev->discovery.scan_duration = 0; 5740256325eSMarcel Holtmann } 5750256325eSMarcel Holtmann 576203fea01SArman Uguray static inline void adv_info_init(struct hci_dev *hdev) 577203fea01SArman Uguray { 578203fea01SArman Uguray memset(&hdev->adv_instance, 0, sizeof(struct adv_info)); 579203fea01SArman Uguray } 580203fea01SArman Uguray 58130dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 58230dc78e1SJohan Hedberg 583ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 584ff9ef578SJohan Hedberg 5851da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 5861da177e4SLinus Torvalds { 58730883512SJohan Hedberg return list_empty(&hdev->discovery.all); 5881da177e4SLinus Torvalds } 5891da177e4SLinus Torvalds 5901da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 5911da177e4SLinus Torvalds { 59230883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 5931da177e4SLinus Torvalds return jiffies - c->timestamp; 5941da177e4SLinus Torvalds } 5951da177e4SLinus Torvalds 5961da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 5971da177e4SLinus Torvalds { 5981da177e4SLinus Torvalds return jiffies - e->timestamp; 5991da177e4SLinus Torvalds } 6001da177e4SLinus Torvalds 6015a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 6025a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 603561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 604561aafbcSJohan Hedberg bdaddr_t *bdaddr); 60530dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 60630dc78e1SJohan Hedberg bdaddr_t *bdaddr, 60730dc78e1SJohan Hedberg int state); 608a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 609a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 610af58925cSMarcel Holtmann u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 611af58925cSMarcel Holtmann bool name_known); 6121f9b9a5dSAndre Guedes void hci_inquiry_cache_flush(struct hci_dev *hdev); 6131da177e4SLinus Torvalds 6141da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 6151da177e4SLinus Torvalds enum { 6161da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 61719f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 6181da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 61904837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 62004837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 621e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 622b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 62358a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 624eb9a8f3fSMarcel Holtmann HCI_CONN_SC_ENABLED, 625abf76badSMarcel Holtmann HCI_CONN_AES_CCM, 62658a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 627af6a9c32SJohan Hedberg HCI_CONN_FLUSH_KEY, 6284dae2798SJohan Hedberg HCI_CONN_ENCRYPT, 6294dae2798SJohan Hedberg HCI_CONN_AUTH, 6304dae2798SJohan Hedberg HCI_CONN_SECURE, 6314dae2798SJohan Hedberg HCI_CONN_FIPS, 632fe59a05fSJohan Hedberg HCI_CONN_STK_ENCRYPT, 633977f8fceSJohan Hedberg HCI_CONN_AUTH_INITIATOR, 634f94b665dSJohan Hedberg HCI_CONN_DROP, 63589cbb063SAlfonso Acosta HCI_CONN_PARAM_REMOVAL_PEND, 636fe8bc5acSJohan Hedberg HCI_CONN_NEW_LINK_KEY, 6371da177e4SLinus Torvalds }; 6381da177e4SLinus Torvalds 639aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 640aa64a8b5SJohan Hedberg { 641aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 642d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SSP_ENABLED) && 643c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 644aa64a8b5SJohan Hedberg } 645aa64a8b5SJohan Hedberg 646eb9a8f3fSMarcel Holtmann static inline bool hci_conn_sc_enabled(struct hci_conn *conn) 647eb9a8f3fSMarcel Holtmann { 648eb9a8f3fSMarcel Holtmann struct hci_dev *hdev = conn->hdev; 649d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SC_ENABLED) && 650eb9a8f3fSMarcel Holtmann test_bit(HCI_CONN_SC_ENABLED, &conn->flags); 651eb9a8f3fSMarcel Holtmann } 652eb9a8f3fSMarcel Holtmann 6531da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 6541da177e4SLinus Torvalds { 6551da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 656bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 657fcd89c09SVille Tervo switch (c->type) { 658fcd89c09SVille Tervo case ACL_LINK: 6591da177e4SLinus Torvalds h->acl_num++; 660fcd89c09SVille Tervo break; 661bd1eb66bSAndrei Emeltchenko case AMP_LINK: 662bd1eb66bSAndrei Emeltchenko h->amp_num++; 663bd1eb66bSAndrei Emeltchenko break; 664fcd89c09SVille Tervo case LE_LINK: 665fcd89c09SVille Tervo h->le_num++; 666f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 667f8218dc6SJohan Hedberg h->le_num_slave++; 668fcd89c09SVille Tervo break; 669fcd89c09SVille Tervo case SCO_LINK: 670fcd89c09SVille Tervo case ESCO_LINK: 6711da177e4SLinus Torvalds h->sco_num++; 672fcd89c09SVille Tervo break; 673fcd89c09SVille Tervo } 6741da177e4SLinus Torvalds } 6751da177e4SLinus Torvalds 6761da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 6771da177e4SLinus Torvalds { 6781da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 679bf4c6325SGustavo F. Padovan 680bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 681bf4c6325SGustavo F. Padovan synchronize_rcu(); 682bf4c6325SGustavo F. Padovan 683fcd89c09SVille Tervo switch (c->type) { 684fcd89c09SVille Tervo case ACL_LINK: 6851da177e4SLinus Torvalds h->acl_num--; 686fcd89c09SVille Tervo break; 687bd1eb66bSAndrei Emeltchenko case AMP_LINK: 688bd1eb66bSAndrei Emeltchenko h->amp_num--; 689bd1eb66bSAndrei Emeltchenko break; 690fcd89c09SVille Tervo case LE_LINK: 691fcd89c09SVille Tervo h->le_num--; 692f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 693f8218dc6SJohan Hedberg h->le_num_slave--; 694fcd89c09SVille Tervo break; 695fcd89c09SVille Tervo case SCO_LINK: 696fcd89c09SVille Tervo case ESCO_LINK: 6971da177e4SLinus Torvalds h->sco_num--; 698fcd89c09SVille Tervo break; 699fcd89c09SVille Tervo } 7001da177e4SLinus Torvalds } 7011da177e4SLinus Torvalds 70252087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 70352087a79SLuiz Augusto von Dentz { 70452087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 70552087a79SLuiz Augusto von Dentz switch (type) { 70652087a79SLuiz Augusto von Dentz case ACL_LINK: 70752087a79SLuiz Augusto von Dentz return h->acl_num; 708bd1eb66bSAndrei Emeltchenko case AMP_LINK: 709bd1eb66bSAndrei Emeltchenko return h->amp_num; 71052087a79SLuiz Augusto von Dentz case LE_LINK: 71152087a79SLuiz Augusto von Dentz return h->le_num; 71252087a79SLuiz Augusto von Dentz case SCO_LINK: 71352087a79SLuiz Augusto von Dentz case ESCO_LINK: 71452087a79SLuiz Augusto von Dentz return h->sco_num; 71552087a79SLuiz Augusto von Dentz default: 71652087a79SLuiz Augusto von Dentz return 0; 71752087a79SLuiz Augusto von Dentz } 71852087a79SLuiz Augusto von Dentz } 71952087a79SLuiz Augusto von Dentz 720f4f07505SJohan Hedberg static inline unsigned int hci_conn_count(struct hci_dev *hdev) 721f4f07505SJohan Hedberg { 722f4f07505SJohan Hedberg struct hci_conn_hash *c = &hdev->conn_hash; 723f4f07505SJohan Hedberg 724f4f07505SJohan Hedberg return c->acl_num + c->amp_num + c->sco_num + c->le_num; 725f4f07505SJohan Hedberg } 726f4f07505SJohan Hedberg 727845472e8SMarcel Holtmann static inline __u8 hci_conn_lookup_type(struct hci_dev *hdev, __u16 handle) 728845472e8SMarcel Holtmann { 729845472e8SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 730845472e8SMarcel Holtmann struct hci_conn *c; 731845472e8SMarcel Holtmann __u8 type = INVALID_LINK; 732845472e8SMarcel Holtmann 733845472e8SMarcel Holtmann rcu_read_lock(); 734845472e8SMarcel Holtmann 735845472e8SMarcel Holtmann list_for_each_entry_rcu(c, &h->list, list) { 736845472e8SMarcel Holtmann if (c->handle == handle) { 737845472e8SMarcel Holtmann type = c->type; 738845472e8SMarcel Holtmann break; 739845472e8SMarcel Holtmann } 740845472e8SMarcel Holtmann } 741845472e8SMarcel Holtmann 742845472e8SMarcel Holtmann rcu_read_unlock(); 743845472e8SMarcel Holtmann 744845472e8SMarcel Holtmann return type; 745845472e8SMarcel Holtmann } 746845472e8SMarcel Holtmann 7471da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 7481da177e4SLinus Torvalds __u16 handle) 7491da177e4SLinus Torvalds { 7501da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 7511da177e4SLinus Torvalds struct hci_conn *c; 7521da177e4SLinus Torvalds 753bf4c6325SGustavo F. Padovan rcu_read_lock(); 754bf4c6325SGustavo F. Padovan 755bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 756bf4c6325SGustavo F. Padovan if (c->handle == handle) { 757bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7581da177e4SLinus Torvalds return c; 7591da177e4SLinus Torvalds } 760bf4c6325SGustavo F. Padovan } 761bf4c6325SGustavo F. Padovan rcu_read_unlock(); 762bf4c6325SGustavo F. Padovan 7631da177e4SLinus Torvalds return NULL; 7641da177e4SLinus Torvalds } 7651da177e4SLinus Torvalds 7661da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 7671da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 7681da177e4SLinus Torvalds { 7691da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 7701da177e4SLinus Torvalds struct hci_conn *c; 7711da177e4SLinus Torvalds 772bf4c6325SGustavo F. Padovan rcu_read_lock(); 773bf4c6325SGustavo F. Padovan 774bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 775bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 776bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7771da177e4SLinus Torvalds return c; 7781da177e4SLinus Torvalds } 779bf4c6325SGustavo F. Padovan } 780bf4c6325SGustavo F. Padovan 781bf4c6325SGustavo F. Padovan rcu_read_unlock(); 782bf4c6325SGustavo F. Padovan 7831da177e4SLinus Torvalds return NULL; 7841da177e4SLinus Torvalds } 7851da177e4SLinus Torvalds 7864c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 7874c67bc74SMarcel Holtmann __u8 type, __u16 state) 7884c67bc74SMarcel Holtmann { 7894c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 7904c67bc74SMarcel Holtmann struct hci_conn *c; 7914c67bc74SMarcel Holtmann 792bf4c6325SGustavo F. Padovan rcu_read_lock(); 793bf4c6325SGustavo F. Padovan 794bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 795bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 796bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7974c67bc74SMarcel Holtmann return c; 7984c67bc74SMarcel Holtmann } 799bf4c6325SGustavo F. Padovan } 800bf4c6325SGustavo F. Padovan 801bf4c6325SGustavo F. Padovan rcu_read_unlock(); 802bf4c6325SGustavo F. Padovan 8034c67bc74SMarcel Holtmann return NULL; 8044c67bc74SMarcel Holtmann } 8054c67bc74SMarcel Holtmann 806e3b679d5SJohan Hedberg int hci_disconnect(struct hci_conn *conn, __u8 reason); 8072dea632fSFrédéric Dalleau bool hci_setup_sync(struct hci_conn *conn, __u16 handle); 808e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 8091da177e4SLinus Torvalds 810a5c4e309SJohan Hedberg struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst, 811a5c4e309SJohan Hedberg u8 role); 8121da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 8131da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 814a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 8151da177e4SLinus Torvalds 81673d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 8179472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan); 8182c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 81942c4e53eSAndrei Emeltchenko struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); 82073d80debSLuiz Augusto von Dentz 82104a6c589SAndre Guedes struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, 822cdd6275eSJohan Hedberg u8 dst_type, u8 sec_level, u16 conn_timeout, 823e804d25dSJohan Hedberg u8 role); 82404a6c589SAndre Guedes struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, 82504a6c589SAndre Guedes u8 sec_level, u8 auth_type); 82610c62ddcSFrédéric Dalleau struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, 82710c62ddcSFrédéric Dalleau __u16 setting); 828e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 829b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 830e7cafc45SJohan Hedberg int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, 831e7cafc45SJohan Hedberg bool initiator); 8328c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 8331da177e4SLinus Torvalds 83414b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 8351da177e4SLinus Torvalds 83606c053fbSAndre Guedes void hci_le_conn_failed(struct hci_conn *conn, u8 status); 83706c053fbSAndre Guedes 8388d12356fSDavid Herrmann /* 8398d12356fSDavid Herrmann * hci_conn_get() and hci_conn_put() are used to control the life-time of an 8408d12356fSDavid Herrmann * "hci_conn" object. They do not guarantee that the hci_conn object is running, 8418d12356fSDavid Herrmann * working or anything else. They just guarantee that the object is available 8428d12356fSDavid Herrmann * and can be dereferenced. So you can use its locks, local variables and any 8438d12356fSDavid Herrmann * other constant data. 8448d12356fSDavid Herrmann * Before accessing runtime data, you _must_ lock the object and then check that 8458d12356fSDavid Herrmann * it is still running. As soon as you release the locks, the connection might 8468d12356fSDavid Herrmann * get dropped, though. 8478d12356fSDavid Herrmann * 8488d12356fSDavid Herrmann * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control 8498d12356fSDavid Herrmann * how long the underlying connection is held. So every channel that runs on the 8508d12356fSDavid Herrmann * hci_conn object calls this to prevent the connection from disappearing. As 8518d12356fSDavid Herrmann * long as you hold a device, you must also guarantee that you have a valid 8528d12356fSDavid Herrmann * reference to the device via hci_conn_get() (or the initial reference from 8538d12356fSDavid Herrmann * hci_conn_add()). 8548d12356fSDavid Herrmann * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't 8558d12356fSDavid Herrmann * break because nobody cares for that. But this means, we cannot use 8568d12356fSDavid Herrmann * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). 8578d12356fSDavid Herrmann */ 8588d12356fSDavid Herrmann 85951bb8457SJohan Hedberg static inline struct hci_conn *hci_conn_get(struct hci_conn *conn) 8608d12356fSDavid Herrmann { 8618d12356fSDavid Herrmann get_device(&conn->dev); 86251bb8457SJohan Hedberg return conn; 8638d12356fSDavid Herrmann } 8648d12356fSDavid Herrmann 8658d12356fSDavid Herrmann static inline void hci_conn_put(struct hci_conn *conn) 8668d12356fSDavid Herrmann { 8678d12356fSDavid Herrmann put_device(&conn->dev); 8688d12356fSDavid Herrmann } 8698d12356fSDavid Herrmann 8701da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 8711da177e4SLinus Torvalds { 87271becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 87338b3fef1SAndrei Emeltchenko 8741da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 8752f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 8761da177e4SLinus Torvalds } 8771da177e4SLinus Torvalds 87876a68ba0SDavid Herrmann static inline void hci_conn_drop(struct hci_conn *conn) 8791da177e4SLinus Torvalds { 88071becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 88138b3fef1SAndrei Emeltchenko 8821da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 88304837f64SMarcel Holtmann unsigned long timeo; 884716e4ab5SAndrei Emeltchenko 885716e4ab5SAndrei Emeltchenko switch (conn->type) { 886716e4ab5SAndrei Emeltchenko case ACL_LINK: 887716e4ab5SAndrei Emeltchenko case LE_LINK: 888a74a84f6SJohan Hedberg cancel_delayed_work(&conn->idle_work); 8896ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 8905f246e89SAndrei Emeltchenko timeo = conn->disc_timeout; 89104837f64SMarcel Holtmann if (!conn->out) 892052b30b0SMarcel Holtmann timeo *= 2; 8935a9d0a3fSWaldemar Rymarkiewicz } else { 894eb78d7e5SJohan Hedberg timeo = 0; 8955a9d0a3fSWaldemar Rymarkiewicz } 896716e4ab5SAndrei Emeltchenko break; 897716e4ab5SAndrei Emeltchenko 898716e4ab5SAndrei Emeltchenko case AMP_LINK: 899716e4ab5SAndrei Emeltchenko timeo = conn->disc_timeout; 900716e4ab5SAndrei Emeltchenko break; 901716e4ab5SAndrei Emeltchenko 902716e4ab5SAndrei Emeltchenko default: 903eb78d7e5SJohan Hedberg timeo = 0; 904716e4ab5SAndrei Emeltchenko break; 9055a9d0a3fSWaldemar Rymarkiewicz } 906716e4ab5SAndrei Emeltchenko 9072f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 90819c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 9091931782bSVinicius Costa Gomes &conn->disc_work, timeo); 9101da177e4SLinus Torvalds } 9111da177e4SLinus Torvalds } 9121da177e4SLinus Torvalds 9131da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 914dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 9151da177e4SLinus Torvalds { 916376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 917376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 918376261aeSAndrei Emeltchenko 9194c724c71SDavid Herrmann put_device(&d->dev); 920010666a1SDavid Herrmann } 9211da177e4SLinus Torvalds 922dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 9231da177e4SLinus Torvalds { 924376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 925376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 926376261aeSAndrei Emeltchenko 9274c724c71SDavid Herrmann get_device(&d->dev); 9281da177e4SLinus Torvalds return d; 9291da177e4SLinus Torvalds } 9301da177e4SLinus Torvalds 93109fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 93209fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 9331da177e4SLinus Torvalds 934aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 9353dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 936aa2b86d7SDavid Herrmann 937155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 938155961e8SDavid Herrmann { 939155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 940155961e8SDavid Herrmann } 941155961e8SDavid Herrmann 942155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 943155961e8SDavid Herrmann { 944155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 945155961e8SDavid Herrmann } 946155961e8SDavid Herrmann 9471da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 9480c0afedfSJohan Hedberg struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src); 9491da177e4SLinus Torvalds 9501da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 9511da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 9521da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 95359735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 9541da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 9551da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 95675e0569fSMarcel Holtmann int hci_reset_dev(struct hci_dev *hdev); 9571da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 9581da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 9591da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 9601da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 9611da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 9621da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 9631da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 9641da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 9651da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 96640be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 9671da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 9681da177e4SLinus Torvalds 969dcc36c16SJohan Hedberg struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list, 970b9ee0a78SMarcel Holtmann bdaddr_t *bdaddr, u8 type); 971dcc36c16SJohan Hedberg int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type); 972dcc36c16SJohan Hedberg int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type); 973dcc36c16SJohan Hedberg void hci_bdaddr_list_clear(struct list_head *list); 974d2ab0ac1SMarcel Holtmann 97515819a70SAndre Guedes struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, 97615819a70SAndre Guedes bdaddr_t *addr, u8 addr_type); 97751d167c0SMarcel Holtmann struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, 97851d167c0SMarcel Holtmann bdaddr_t *addr, u8 addr_type); 97915819a70SAndre Guedes void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); 980373110c5SJohan Hedberg void hci_conn_params_clear_all(struct hci_dev *hdev); 98155af49a8SJohan Hedberg void hci_conn_params_clear_disabled(struct hci_dev *hdev); 98215819a70SAndre Guedes 983501f8827SJohan Hedberg struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, 984501f8827SJohan Hedberg bdaddr_t *addr, 985501f8827SJohan Hedberg u8 addr_type); 98677a77a30SAndre Guedes 98735f7498aSJohan Hedberg void hci_uuids_clear(struct hci_dev *hdev); 9882aeb9a1aSJohan Hedberg 98935f7498aSJohan Hedberg void hci_link_keys_clear(struct hci_dev *hdev); 99055ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 991567fa2aaSJohan Hedberg struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, 9927652ff6aSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, 9937652ff6aSJohan Hedberg u8 pin_len, bool *persistent); 994ca9142b8SJohan Hedberg struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 99535d70271SJohan Hedberg u8 addr_type, u8 type, u8 authenticated, 996fe39c7b2SMarcel Holtmann u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); 997f3a73d97SJohan Hedberg struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 998e804d25dSJohan Hedberg u8 addr_type, u8 role); 999e0b2b27eSJohan Hedberg int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); 100035f7498aSJohan Hedberg void hci_smp_ltks_clear(struct hci_dev *hdev); 100155ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 100255ed8ca1SJohan Hedberg 1003970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); 1004970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 1005970c4e46SJohan Hedberg u8 addr_type); 1006ca9142b8SJohan Hedberg struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, 1007ca9142b8SJohan Hedberg u8 addr_type, u8 val[16], bdaddr_t *rpa); 1008a7ec7338SJohan Hedberg void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); 1009970c4e46SJohan Hedberg void hci_smp_irks_clear(struct hci_dev *hdev); 1010970c4e46SJohan Hedberg 101155e76b38SJohan Hedberg bool hci_bdaddr_is_paired(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 101255e76b38SJohan Hedberg 101335f7498aSJohan Hedberg void hci_remote_oob_data_clear(struct hci_dev *hdev); 10142763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 10156928a924SJohan Hedberg bdaddr_t *bdaddr, u8 bdaddr_type); 10160798872eSMarcel Holtmann int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 10176928a924SJohan Hedberg u8 bdaddr_type, u8 *hash192, u8 *rand192, 101838da1703SJohan Hedberg u8 *hash256, u8 *rand256); 10196928a924SJohan Hedberg int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 10206928a924SJohan Hedberg u8 bdaddr_type); 10212763eda6SSzymon Janc 10221da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 10231da177e4SLinus Torvalds 1024e1a26170SMarcel Holtmann int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); 1025ef222013SMarcel Holtmann 10260ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 1027a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 1028b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 1029b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 10301da177e4SLinus Torvalds 10316935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 10321da177e4SLinus Torvalds 10331da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 1034cad718edSJohan Hedberg #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) 1035cad718edSJohan Hedberg #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) 1036cad718edSJohan Hedberg #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) 1037cad718edSJohan Hedberg #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) 1038cad718edSJohan Hedberg #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) 1039cad718edSJohan Hedberg #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) 1040cad718edSJohan Hedberg #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) 1041cad718edSJohan Hedberg #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) 1042cad718edSJohan Hedberg #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) 1043cad718edSJohan Hedberg #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) 1044cad718edSJohan Hedberg #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) 1045cad718edSJohan Hedberg #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) 1046cad718edSJohan Hedberg #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) 1047cad718edSJohan Hedberg #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) 1048cad718edSJohan Hedberg #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) 1049cad718edSJohan Hedberg #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) 1050cad718edSJohan Hedberg #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) 1051cad718edSJohan Hedberg #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) 105207a5c61eSFrédéric Dalleau #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) 10531da177e4SLinus Torvalds 1054eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 105553b834d2SMarcel Holtmann #define lmp_csb_master_capable(dev) ((dev)->features[2][0] & LMP_CSB_MASTER) 105653b834d2SMarcel Holtmann #define lmp_csb_slave_capable(dev) ((dev)->features[2][0] & LMP_CSB_SLAVE) 105753b834d2SMarcel Holtmann #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) 105853b834d2SMarcel Holtmann #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) 1059d5991585SMarcel Holtmann #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) 1060d5991585SMarcel Holtmann #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) 106153b834d2SMarcel Holtmann 106253b834d2SMarcel Holtmann /* ----- Host capabilities ----- */ 1063cad718edSJohan Hedberg #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) 1064d5991585SMarcel Holtmann #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) 1065cad718edSJohan Hedberg #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) 1066cad718edSJohan Hedberg #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) 1067eead27daSAndre Guedes 1068d7a5a11dSMarcel Holtmann #define hdev_is_powered(dev) (test_bit(HCI_UP, &(dev)->flags) && \ 1069d7a5a11dSMarcel Holtmann !hci_dev_test_flag(dev, HCI_AUTO_OFF)) 107005b3c3e7SMarcel Holtmann #define bredr_sc_enabled(dev) (lmp_sc_capable(dev) && \ 1071d7a5a11dSMarcel Holtmann hci_dev_test_flag(dev, HCI_SC_ENABLED)) 1072432df05eSJohan Hedberg 10731da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 107420714bfeSFrédéric Dalleau #define HCI_PROTO_DEFER 0x01 107520714bfeSFrédéric Dalleau 10765a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 107720714bfeSFrédéric Dalleau __u8 type, __u8 *flags) 10781da177e4SLinus Torvalds { 1079686ebf28SUlisses Furquim switch (type) { 1080686ebf28SUlisses Furquim case ACL_LINK: 1081686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 10821da177e4SLinus Torvalds 1083686ebf28SUlisses Furquim case SCO_LINK: 1084686ebf28SUlisses Furquim case ESCO_LINK: 108520714bfeSFrédéric Dalleau return sco_connect_ind(hdev, bdaddr, flags); 10861da177e4SLinus Torvalds 1087686ebf28SUlisses Furquim default: 1088686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 1089686ebf28SUlisses Furquim return -EINVAL; 1090686ebf28SUlisses Furquim } 10911da177e4SLinus Torvalds } 10921da177e4SLinus Torvalds 10932950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 10942950f21aSMarcel Holtmann { 1095686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1096686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 10972950f21aSMarcel Holtmann 1098686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 10992950f21aSMarcel Holtmann } 11002950f21aSMarcel Holtmann 11011da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 11021da177e4SLinus Torvalds struct hci_cb { 11031da177e4SLinus Torvalds struct list_head list; 11041da177e4SLinus Torvalds 11051da177e4SLinus Torvalds char *name; 11061da177e4SLinus Torvalds 1107539c496dSJohan Hedberg void (*connect_cfm) (struct hci_conn *conn, __u8 status); 11083a6d576bSJohan Hedberg void (*disconn_cfm) (struct hci_conn *conn, __u8 status); 11095a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 11105a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 11111da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 11121da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 11131da177e4SLinus Torvalds }; 11141da177e4SLinus Torvalds 1115539c496dSJohan Hedberg static inline void hci_connect_cfm(struct hci_conn *conn, __u8 status) 1116539c496dSJohan Hedberg { 1117539c496dSJohan Hedberg struct hci_cb *cb; 1118539c496dSJohan Hedberg 1119539c496dSJohan Hedberg mutex_lock(&hci_cb_list_lock); 1120539c496dSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 1121539c496dSJohan Hedberg if (cb->connect_cfm) 1122539c496dSJohan Hedberg cb->connect_cfm(conn, status); 1123539c496dSJohan Hedberg } 1124539c496dSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1125539c496dSJohan Hedberg 1126539c496dSJohan Hedberg if (conn->connect_cfm_cb) 1127539c496dSJohan Hedberg conn->connect_cfm_cb(conn, status); 1128539c496dSJohan Hedberg } 1129539c496dSJohan Hedberg 11303a6d576bSJohan Hedberg static inline void hci_disconn_cfm(struct hci_conn *conn, __u8 reason) 11313a6d576bSJohan Hedberg { 11323a6d576bSJohan Hedberg struct hci_cb *cb; 11333a6d576bSJohan Hedberg 11343a6d576bSJohan Hedberg mutex_lock(&hci_cb_list_lock); 11353a6d576bSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 11363a6d576bSJohan Hedberg if (cb->disconn_cfm) 11373a6d576bSJohan Hedberg cb->disconn_cfm(conn, reason); 11383a6d576bSJohan Hedberg } 11393a6d576bSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 11403a6d576bSJohan Hedberg 11413a6d576bSJohan Hedberg if (conn->disconn_cfm_cb) 11423a6d576bSJohan Hedberg conn->disconn_cfm_cb(conn, reason); 11433a6d576bSJohan Hedberg } 11443a6d576bSJohan Hedberg 11451da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 11461da177e4SLinus Torvalds { 1147711584eaSDenis Kirjanov struct hci_cb *cb; 11488c1b2355SMarcel Holtmann __u8 encrypt; 11491da177e4SLinus Torvalds 115051a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 11518c1b2355SMarcel Holtmann return; 11528c1b2355SMarcel Holtmann 11534dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 11548c1b2355SMarcel Holtmann 1155fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1156711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11578c1b2355SMarcel Holtmann if (cb->security_cfm) 11588c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11591da177e4SLinus Torvalds } 1160fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1161354fe804SJohan Hedberg 1162354fe804SJohan Hedberg if (conn->security_cfm_cb) 1163354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 11641da177e4SLinus Torvalds } 11651da177e4SLinus Torvalds 11665a9d0a3fSWaldemar Rymarkiewicz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, 11675a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 11681da177e4SLinus Torvalds { 1169711584eaSDenis Kirjanov struct hci_cb *cb; 11701da177e4SLinus Torvalds 1171435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 1172435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 1173435fef20SMarcel Holtmann 117488167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 117588167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 117688167aedSVinicius Costa Gomes 1177fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1178711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11798c1b2355SMarcel Holtmann if (cb->security_cfm) 11808c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11811da177e4SLinus Torvalds } 1182fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1183354fe804SJohan Hedberg 1184354fe804SJohan Hedberg if (conn->security_cfm_cb) 1185354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 11861da177e4SLinus Torvalds } 11871da177e4SLinus Torvalds 11881da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 11891da177e4SLinus Torvalds { 1190711584eaSDenis Kirjanov struct hci_cb *cb; 11911da177e4SLinus Torvalds 1192fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1193711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11941da177e4SLinus Torvalds if (cb->key_change_cfm) 11951da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 11961da177e4SLinus Torvalds } 1197fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 11981da177e4SLinus Torvalds } 11991da177e4SLinus Torvalds 12005a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 12015a9d0a3fSWaldemar Rymarkiewicz __u8 role) 12021da177e4SLinus Torvalds { 1203711584eaSDenis Kirjanov struct hci_cb *cb; 12041da177e4SLinus Torvalds 1205fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1206711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 12071da177e4SLinus Torvalds if (cb->role_switch_cfm) 12081da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 12091da177e4SLinus Torvalds } 1210fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 12111da177e4SLinus Torvalds } 12121da177e4SLinus Torvalds 12136759a675SJohan Hedberg static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) 12146759a675SJohan Hedberg { 121584d9d071SJohan Hedberg size_t parsed = 0; 12166759a675SJohan Hedberg 12176c0c331eSJohan Hedberg if (data_len < 2) 12186c0c331eSJohan Hedberg return false; 12196c0c331eSJohan Hedberg 122084d9d071SJohan Hedberg while (parsed < data_len - 1) { 122184d9d071SJohan Hedberg u8 field_len = data[0]; 12226759a675SJohan Hedberg 12236759a675SJohan Hedberg if (field_len == 0) 12246759a675SJohan Hedberg break; 12256759a675SJohan Hedberg 12266759a675SJohan Hedberg parsed += field_len + 1; 12276759a675SJohan Hedberg 12286759a675SJohan Hedberg if (parsed > data_len) 12296759a675SJohan Hedberg break; 12306759a675SJohan Hedberg 12316759a675SJohan Hedberg if (data[1] == type) 12326759a675SJohan Hedberg return true; 12336759a675SJohan Hedberg 12346759a675SJohan Hedberg data += field_len + 1; 12356759a675SJohan Hedberg } 12366759a675SJohan Hedberg 12376759a675SJohan Hedberg return false; 12386759a675SJohan Hedberg } 12396759a675SJohan Hedberg 1240301cb2d8SJohan Hedberg static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) 1241301cb2d8SJohan Hedberg { 1242dbbfa2abSAndre Guedes if (addr_type != ADDR_LE_DEV_RANDOM) 1243301cb2d8SJohan Hedberg return false; 1244301cb2d8SJohan Hedberg 1245301cb2d8SJohan Hedberg if ((bdaddr->b[5] & 0xc0) == 0x40) 1246301cb2d8SJohan Hedberg return true; 1247301cb2d8SJohan Hedberg 1248301cb2d8SJohan Hedberg return false; 1249301cb2d8SJohan Hedberg } 1250301cb2d8SJohan Hedberg 1251c46245b3SJohan Hedberg static inline bool hci_is_identity_address(bdaddr_t *addr, u8 addr_type) 1252c46245b3SJohan Hedberg { 1253c46245b3SJohan Hedberg if (addr_type == ADDR_LE_DEV_PUBLIC) 1254c46245b3SJohan Hedberg return true; 1255c46245b3SJohan Hedberg 1256c46245b3SJohan Hedberg /* Check for Random Static address type */ 1257c46245b3SJohan Hedberg if ((addr->b[5] & 0xc0) == 0xc0) 1258c46245b3SJohan Hedberg return true; 1259c46245b3SJohan Hedberg 1260c46245b3SJohan Hedberg return false; 1261c46245b3SJohan Hedberg } 1262c46245b3SJohan Hedberg 12632426f3a5SJohan Hedberg static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, 12642426f3a5SJohan Hedberg bdaddr_t *bdaddr, u8 addr_type) 12652426f3a5SJohan Hedberg { 12662426f3a5SJohan Hedberg if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) 12672426f3a5SJohan Hedberg return NULL; 12682426f3a5SJohan Hedberg 12692426f3a5SJohan Hedberg return hci_find_irk_by_rpa(hdev, bdaddr); 12702426f3a5SJohan Hedberg } 12712426f3a5SJohan Hedberg 1272d4905f24SAndre Guedes static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, 1273d4905f24SAndre Guedes u16 to_multiplier) 1274d4905f24SAndre Guedes { 1275d4905f24SAndre Guedes u16 max_latency; 1276d4905f24SAndre Guedes 1277d4905f24SAndre Guedes if (min > max || min < 6 || max > 3200) 1278d4905f24SAndre Guedes return -EINVAL; 1279d4905f24SAndre Guedes 1280d4905f24SAndre Guedes if (to_multiplier < 10 || to_multiplier > 3200) 1281d4905f24SAndre Guedes return -EINVAL; 1282d4905f24SAndre Guedes 1283d4905f24SAndre Guedes if (max >= to_multiplier * 8) 1284d4905f24SAndre Guedes return -EINVAL; 1285d4905f24SAndre Guedes 1286d4905f24SAndre Guedes max_latency = (to_multiplier * 8 / max) - 1; 1287d4905f24SAndre Guedes if (latency > 499 || latency > max_latency) 1288d4905f24SAndre Guedes return -EINVAL; 1289d4905f24SAndre Guedes 1290d4905f24SAndre Guedes return 0; 1291d4905f24SAndre Guedes } 1292d4905f24SAndre Guedes 12931da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 12941da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 12951da177e4SLinus Torvalds 129675e84b7cSJohan Hedberg struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 129707dc93ddSJohan Hedberg const void *param, u32 timeout); 12987b1abbbeSJohan Hedberg struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, 129907dc93ddSJohan Hedberg const void *param, u8 event, u32 timeout); 130075e84b7cSJohan Hedberg 130107dc93ddSJohan Hedberg int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, 130207dc93ddSJohan Hedberg const void *param); 130373d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 13040d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 13051da177e4SLinus Torvalds 1306a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 13071da177e4SLinus Torvalds 13081da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 1309470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 13107129069eSJohan Hedberg void hci_send_to_channel(unsigned short channel, struct sk_buff *skb, 1311c08b1a1dSMarcel Holtmann int flag, struct sock *skip_sk); 1312cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 13131da177e4SLinus Torvalds 1314040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 1315040030efSMarcel Holtmann 1316a958452aSMarcel Holtmann #define HCI_MGMT_VAR_LEN BIT(0) 1317a958452aSMarcel Holtmann #define HCI_MGMT_NO_HDEV BIT(1) 1318a958452aSMarcel Holtmann #define HCI_MGMT_UNTRUSTED BIT(2) 1319a958452aSMarcel Holtmann #define HCI_MGMT_UNCONFIGURED BIT(3) 1320b9a245fbSJohan Hedberg 1321801c1e8dSJohan Hedberg struct hci_mgmt_handler { 1322801c1e8dSJohan Hedberg int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, 1323801c1e8dSJohan Hedberg u16 data_len); 1324801c1e8dSJohan Hedberg size_t data_len; 1325b9a245fbSJohan Hedberg unsigned long flags; 1326801c1e8dSJohan Hedberg }; 1327801c1e8dSJohan Hedberg 1328801c1e8dSJohan Hedberg struct hci_mgmt_chan { 1329801c1e8dSJohan Hedberg struct list_head list; 1330801c1e8dSJohan Hedberg unsigned short channel; 1331801c1e8dSJohan Hedberg size_t handler_count; 1332801c1e8dSJohan Hedberg const struct hci_mgmt_handler *handlers; 133388b94ce9SJohan Hedberg void (*hdev_init) (struct sock *sk, struct hci_dev *hdev); 1334801c1e8dSJohan Hedberg }; 1335801c1e8dSJohan Hedberg 1336801c1e8dSJohan Hedberg int hci_mgmt_chan_register(struct hci_mgmt_chan *c); 1337801c1e8dSJohan Hedberg void hci_mgmt_chan_unregister(struct hci_mgmt_chan *c); 1338801c1e8dSJohan Hedberg 13390381101fSJohan Hedberg /* Management interface */ 1340591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 1341591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 1342591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1343591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 1344591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 1345591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1346f39799f5SAndre Guedes 13470d8cc935SAndre Guedes /* These LE scan and inquiry parameters were chosen according to LE General 13480d8cc935SAndre Guedes * Discovery Procedure specification. 13490d8cc935SAndre Guedes */ 13500d8cc935SAndre Guedes #define DISCOV_LE_SCAN_WIN 0x12 13510d8cc935SAndre Guedes #define DISCOV_LE_SCAN_INT 0x12 13523d5a76f0SLukasz Rymanowski #define DISCOV_LE_TIMEOUT 10240 /* msec */ 1353ae55f598SLukasz Rymanowski #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ 13540d8cc935SAndre Guedes #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 13550d8cc935SAndre Guedes #define DISCOV_BREDR_INQUIRY_LEN 0x08 13564b0e0cedSJakub Pawlowski #define DISCOV_LE_RESTART_DELAY msecs_to_jiffies(200) /* msec */ 13570d8cc935SAndre Guedes 135891a668b0SJohan Hedberg int mgmt_new_settings(struct hci_dev *hdev); 1359bf6b56dbSMarcel Holtmann void mgmt_index_added(struct hci_dev *hdev); 1360bf6b56dbSMarcel Holtmann void mgmt_index_removed(struct hci_dev *hdev); 13613eec705eSMarcel Holtmann void mgmt_set_powered_failed(struct hci_dev *hdev, int err); 1362744cf19eSJohan Hedberg int mgmt_powered(struct hci_dev *hdev, u8 powered); 1363bc6d2d04SJohan Hedberg int mgmt_update_adv_data(struct hci_dev *hdev); 1364d1967ff8SMarcel Holtmann void mgmt_discoverable_timeout(struct hci_dev *hdev); 1365dc4a5ee2SMarcel Holtmann void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 1366745c0ce3SVishal Agarwal bool persistent); 136748ec92faSAlfonso Acosta void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, 136848ec92faSAlfonso Acosta u32 flags, u8 *name, u8 name_len); 13699b80ec5eSMarcel Holtmann void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 137012d4a3b2SJohan Hedberg u8 link_type, u8 addr_type, u8 reason, 137112d4a3b2SJohan Hedberg bool mgmt_connected); 13727892924cSMarcel Holtmann void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 137388c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1374445608d0SMarcel Holtmann void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 137548264f06SJohan Hedberg u8 addr_type, u8 status); 1376ce0e4a0dSMarcel Holtmann void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 1377e669cf80SMarcel Holtmann void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1378c35938b2SSzymon Janc u8 status); 13793eb38528SMarcel Holtmann void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1380744cf19eSJohan Hedberg u8 status); 1381744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 138239adbffeSJohan Hedberg u8 link_type, u8 addr_type, u32 value, 1383272d90dfSJohan Hedberg u8 confirm_hint); 1384744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1385272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1386272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1387272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1388272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1389272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1390604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1391272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1392272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1393272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 139492a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, 139592a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey, 139692a25256SJohan Hedberg u8 entered); 1397e1e930f5SJohan Hedberg void mgmt_auth_failed(struct hci_conn *conn, u8 status); 1398464996aeSMarcel Holtmann void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 13993e248560SMarcel Holtmann void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 14004e1b0245SMarcel Holtmann void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 14017f9a903cSMarcel Holtmann u8 status); 14027667da34SMarcel Holtmann void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 1403901801b9SMarcel Holtmann void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1404af58925cSMarcel Holtmann u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, 1405af58925cSMarcel Holtmann u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len); 14069cf12aeeSMarcel Holtmann void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1407b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 14082f1e063bSMarcel Holtmann void mgmt_discovering(struct hci_dev *hdev, u8 discovering); 140984c61d92SJohan Hedberg bool mgmt_powering_down(struct hci_dev *hdev); 141053ac6ab6SMarcel Holtmann void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); 141195fbac8aSJohan Hedberg void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk); 141253ac6ab6SMarcel Holtmann void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, 141353ac6ab6SMarcel Holtmann bool persistent); 1414ffb5a827SAndre Guedes void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, 1415f4869e2aSJohan Hedberg u8 bdaddr_type, u8 store_hint, u16 min_interval, 1416f4869e2aSJohan Hedberg u16 max_interval, u16 latency, u16 timeout); 14175976e608SMarcel Holtmann void mgmt_reenable_advertising(struct hci_dev *hdev); 1418f4a407beSJohan Hedberg void mgmt_smp_complete(struct hci_conn *conn, bool complete); 1419346af67bSVinicius Costa Gomes 14207d6ca693SJohan Hedberg u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, 14217d6ca693SJohan Hedberg u16 to_multiplier); 1422fe39c7b2SMarcel Holtmann void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, 14238b76ce34SJohan Hedberg __u8 ltk[16], __u8 key_size); 14242519a1fcSAndre Guedes 1425a1f4c318SJohan Hedberg void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, 1426a1f4c318SJohan Hedberg u8 *bdaddr_type); 1427ebd3a747SJohan Hedberg 14285d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_MASK 0x0003 14295d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_CVSD 0x0000 14305d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_TRANSP 0x0003 14315d4d62f6SFrédéric Dalleau 14321da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1433