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; 7937eab042SJakub Pawlowski s8 rssi; 8037eab042SJakub Pawlowski u16 uuid_count; 8137eab042SJakub Pawlowski u8 (*uuids)[16]; 822d28cfe7SJakub Pawlowski unsigned long scan_start; 832d28cfe7SJakub Pawlowski unsigned long scan_duration; 841da177e4SLinus Torvalds }; 851da177e4SLinus Torvalds 861da177e4SLinus Torvalds struct hci_conn_hash { 871da177e4SLinus Torvalds struct list_head list; 881da177e4SLinus Torvalds unsigned int acl_num; 89bd1eb66bSAndrei Emeltchenko unsigned int amp_num; 901da177e4SLinus Torvalds unsigned int sco_num; 91fcd89c09SVille Tervo unsigned int le_num; 92f8218dc6SJohan Hedberg unsigned int le_num_slave; 931da177e4SLinus Torvalds }; 941da177e4SLinus Torvalds 95f0358568SJohan Hedberg struct bdaddr_list { 96f0358568SJohan Hedberg struct list_head list; 97f0358568SJohan Hedberg bdaddr_t bdaddr; 98b9ee0a78SMarcel Holtmann u8 bdaddr_type; 99f0358568SJohan Hedberg }; 1002aeb9a1aSJohan Hedberg 1012aeb9a1aSJohan Hedberg struct bt_uuid { 1022aeb9a1aSJohan Hedberg struct list_head list; 1032aeb9a1aSJohan Hedberg u8 uuid[16]; 10483be8ecaSJohan Hedberg u8 size; 1051aff6f09SJohan Hedberg u8 svc_hint; 1062aeb9a1aSJohan Hedberg }; 1072aeb9a1aSJohan Hedberg 1087ee4ea36SMarcel Holtmann struct smp_csrk { 1097ee4ea36SMarcel Holtmann bdaddr_t bdaddr; 1107ee4ea36SMarcel Holtmann u8 bdaddr_type; 1117ee4ea36SMarcel Holtmann u8 master; 1127ee4ea36SMarcel Holtmann u8 val[16]; 1137ee4ea36SMarcel Holtmann }; 1147ee4ea36SMarcel Holtmann 115b899efafSVinicius Costa Gomes struct smp_ltk { 116b899efafSVinicius Costa Gomes struct list_head list; 117970d0f1bSJohan Hedberg struct rcu_head rcu; 118b899efafSVinicius Costa Gomes bdaddr_t bdaddr; 119b899efafSVinicius Costa Gomes u8 bdaddr_type; 120b899efafSVinicius Costa Gomes u8 authenticated; 121b899efafSVinicius Costa Gomes u8 type; 122b899efafSVinicius Costa Gomes u8 enc_size; 123b899efafSVinicius Costa Gomes __le16 ediv; 124fe39c7b2SMarcel Holtmann __le64 rand; 125b899efafSVinicius Costa Gomes u8 val[16]; 12603c515d7SMarcel Holtmann }; 127b899efafSVinicius Costa Gomes 128970c4e46SJohan Hedberg struct smp_irk { 129970c4e46SJohan Hedberg struct list_head list; 130adae20cbSJohan Hedberg struct rcu_head rcu; 131970c4e46SJohan Hedberg bdaddr_t rpa; 132970c4e46SJohan Hedberg bdaddr_t bdaddr; 133970c4e46SJohan Hedberg u8 addr_type; 134970c4e46SJohan Hedberg u8 val[16]; 135970c4e46SJohan Hedberg }; 136970c4e46SJohan Hedberg 13755ed8ca1SJohan Hedberg struct link_key { 13855ed8ca1SJohan Hedberg struct list_head list; 1390378b597SJohan Hedberg struct rcu_head rcu; 14055ed8ca1SJohan Hedberg bdaddr_t bdaddr; 14155ed8ca1SJohan Hedberg u8 type; 1429b3b4460SAndrei Emeltchenko u8 val[HCI_LINK_KEY_SIZE]; 14355ed8ca1SJohan Hedberg u8 pin_len; 14455ed8ca1SJohan Hedberg }; 14555ed8ca1SJohan Hedberg 1462763eda6SSzymon Janc struct oob_data { 1472763eda6SSzymon Janc struct list_head list; 1482763eda6SSzymon Janc bdaddr_t bdaddr; 1496928a924SJohan Hedberg u8 bdaddr_type; 150f7697b16SMarcel Holtmann u8 present; 151519ca9d0SMarcel Holtmann u8 hash192[16]; 15238da1703SJohan Hedberg u8 rand192[16]; 153519ca9d0SMarcel Holtmann u8 hash256[16]; 15438da1703SJohan Hedberg u8 rand256[16]; 1552763eda6SSzymon Janc }; 1562763eda6SSzymon Janc 157490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10 158490c5babSJohan Hedberg 159d6bfd59cSJohan Hedberg /* Default LE RPA expiry time, 15 minutes */ 160d6bfd59cSJohan Hedberg #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) 161d6bfd59cSJohan Hedberg 16231ad1691SAndrzej Kaczmarek /* Default min/max age of connection information (1s/3s) */ 16331ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MIN_AGE 1000 16431ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MAX_AGE 3000 16531ad1691SAndrzej Kaczmarek 166903e4541SAndrei Emeltchenko struct amp_assoc { 167903e4541SAndrei Emeltchenko __u16 len; 168903e4541SAndrei Emeltchenko __u16 offset; 16993c284eeSAndrei Emeltchenko __u16 rem_len; 17093c284eeSAndrei Emeltchenko __u16 len_so_far; 171903e4541SAndrei Emeltchenko __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; 172903e4541SAndrei Emeltchenko }; 173903e4541SAndrei Emeltchenko 174d2c5d77fSJohan Hedberg #define HCI_MAX_PAGES 3 175cad718edSJohan Hedberg 176cd4c5391SSuraj Sumangala #define NUM_REASSEMBLY 4 1771da177e4SLinus Torvalds struct hci_dev { 1781da177e4SLinus Torvalds struct list_head list; 17909fd0de5SGustavo F. Padovan struct mutex lock; 1801da177e4SLinus Torvalds 1811da177e4SLinus Torvalds char name[8]; 1821da177e4SLinus Torvalds unsigned long flags; 1831da177e4SLinus Torvalds __u16 id; 184c13854ceSMarcel Holtmann __u8 bus; 185943da25dSMarcel Holtmann __u8 dev_type; 1861da177e4SLinus Torvalds bdaddr_t bdaddr; 187e30d3f5fSMarcel Holtmann bdaddr_t setup_addr; 18824c457e2SMarcel Holtmann bdaddr_t public_addr; 1897a4cd51dSMarcel Holtmann bdaddr_t random_addr; 190d13eafceSMarcel Holtmann bdaddr_t static_addr; 19156ed2cb8SJohan Hedberg __u8 adv_addr_type; 1921f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 193490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; 19480a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 195a9de9248SMarcel Holtmann __u8 dev_class[3]; 1961aff6f09SJohan Hedberg __u8 major_class; 1971aff6f09SJohan Hedberg __u8 minor_class; 198d2c5d77fSJohan Hedberg __u8 max_page; 199cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 20060e77321SJohan Hedberg __u8 le_features[8]; 201cf1d081fSJohan Hedberg __u8 le_white_list_size; 2029b008c04SJohan Hedberg __u8 le_states[8]; 203a9de9248SMarcel Holtmann __u8 commands[64]; 2041143e5a6SMarcel Holtmann __u8 hci_ver; 2051143e5a6SMarcel Holtmann __u16 hci_rev; 206d5859e22SJohan Hedberg __u8 lmp_ver; 2071143e5a6SMarcel Holtmann __u16 manufacturer; 2087d69230cSAndrei Emeltchenko __u16 lmp_subver; 2091da177e4SLinus Torvalds __u16 voice_setting; 210b4cb9fb2SMarcel Holtmann __u8 num_iac; 211c2f0f979SMarcel Holtmann __u8 stored_max_keys; 212c2f0f979SMarcel Holtmann __u8 stored_num_keys; 21317fa4b9dSJohan Hedberg __u8 io_capability; 21491c4e9b1SMarcel Holtmann __s8 inq_tx_power; 215f332ec66SJohan Hedberg __u16 page_scan_interval; 216f332ec66SJohan Hedberg __u16 page_scan_window; 217f332ec66SJohan Hedberg __u8 page_scan_type; 2183f959d46SMarcel Holtmann __u8 le_adv_channel_map; 219628531c9SGeorg Lukas __u16 le_adv_min_interval; 220628531c9SGeorg Lukas __u16 le_adv_max_interval; 221533553f8SMarcel Holtmann __u8 le_scan_type; 222bef64738SMarcel Holtmann __u16 le_scan_interval; 223bef64738SMarcel Holtmann __u16 le_scan_window; 2244e70c7e7SMarcel Holtmann __u16 le_conn_min_interval; 2254e70c7e7SMarcel Holtmann __u16 le_conn_max_interval; 22604fb7d90SMarcel Holtmann __u16 le_conn_latency; 22704fb7d90SMarcel Holtmann __u16 le_supv_timeout; 228a8e1bfaaSMarcel Holtmann __u16 le_def_tx_len; 229a8e1bfaaSMarcel Holtmann __u16 le_def_tx_time; 230a8e1bfaaSMarcel Holtmann __u16 le_max_tx_len; 231a8e1bfaaSMarcel Holtmann __u16 le_max_tx_time; 232a8e1bfaaSMarcel Holtmann __u16 le_max_rx_len; 233a8e1bfaaSMarcel Holtmann __u16 le_max_rx_time; 234b9a7a61eSLukasz Rymanowski __u16 discov_interleaved_timeout; 23531ad1691SAndrzej Kaczmarek __u16 conn_info_min_age; 23631ad1691SAndrzej Kaczmarek __u16 conn_info_max_age; 23706f5b778SMarcel Holtmann __u8 ssp_debug_mode; 238c7741d16SMarcel Holtmann __u8 hw_error_code; 23933f35721SJohan Hedberg __u32 clock; 240f332ec66SJohan Hedberg 2412b9be137SMarcel Holtmann __u16 devid_source; 2422b9be137SMarcel Holtmann __u16 devid_vendor; 2432b9be137SMarcel Holtmann __u16 devid_product; 2442b9be137SMarcel Holtmann __u16 devid_version; 2451da177e4SLinus Torvalds 2461da177e4SLinus Torvalds __u16 pkt_type; 2475b7f9909SMarcel Holtmann __u16 esco_type; 2481da177e4SLinus Torvalds __u16 link_policy; 2491da177e4SLinus Torvalds __u16 link_mode; 2501da177e4SLinus Torvalds 25104837f64SMarcel Holtmann __u32 idle_timeout; 25204837f64SMarcel Holtmann __u16 sniff_min_interval; 25304837f64SMarcel Holtmann __u16 sniff_max_interval; 25404837f64SMarcel Holtmann 255928abaa7SAndrei Emeltchenko __u8 amp_status; 256928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 257928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 258928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 259928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 260928abaa7SAndrei Emeltchenko __u8 amp_type; 261928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 262928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 263928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 264928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 265928abaa7SAndrei Emeltchenko 266903e4541SAndrei Emeltchenko struct amp_assoc loc_assoc; 267903e4541SAndrei Emeltchenko 2681e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 2691e89cffbSAndrei Emeltchenko 2709f61656aSJohan Hedberg unsigned int auto_accept_delay; 2719f61656aSJohan Hedberg 2721da177e4SLinus Torvalds unsigned long quirks; 2731da177e4SLinus Torvalds 2741da177e4SLinus Torvalds atomic_t cmd_cnt; 2751da177e4SLinus Torvalds unsigned int acl_cnt; 2761da177e4SLinus Torvalds unsigned int sco_cnt; 2776ed58ec5SVille Tervo unsigned int le_cnt; 2781da177e4SLinus Torvalds 2791da177e4SLinus Torvalds unsigned int acl_mtu; 2801da177e4SLinus Torvalds unsigned int sco_mtu; 2816ed58ec5SVille Tervo unsigned int le_mtu; 2821da177e4SLinus Torvalds unsigned int acl_pkts; 2831da177e4SLinus Torvalds unsigned int sco_pkts; 2846ed58ec5SVille Tervo unsigned int le_pkts; 2851da177e4SLinus Torvalds 286350ee4cfSAndrei Emeltchenko __u16 block_len; 287350ee4cfSAndrei Emeltchenko __u16 block_mtu; 288350ee4cfSAndrei Emeltchenko __u16 num_blocks; 289350ee4cfSAndrei Emeltchenko __u16 block_cnt; 290350ee4cfSAndrei Emeltchenko 2911da177e4SLinus Torvalds unsigned long acl_last_tx; 2921da177e4SLinus Torvalds unsigned long sco_last_tx; 2936ed58ec5SVille Tervo unsigned long le_last_tx; 2941da177e4SLinus Torvalds 295f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 2966ead1bbcSJohan Hedberg struct workqueue_struct *req_workqueue; 297f48fd9c8SMarcel Holtmann 298ab81cbf9SJohan Hedberg struct work_struct power_on; 2993243553fSJohan Hedberg struct delayed_work power_off; 300c7741d16SMarcel Holtmann struct work_struct error_reset; 301ab81cbf9SJohan Hedberg 30216ab91abSJohan Hedberg __u16 discov_timeout; 30316ab91abSJohan Hedberg struct delayed_work discov_off; 30416ab91abSJohan Hedberg 3057d78525dSJohan Hedberg struct delayed_work service_cache; 3067d78525dSJohan Hedberg 30765cc2b49SMarcel Holtmann struct delayed_work cmd_timer; 308b78752ccSMarcel Holtmann 309b78752ccSMarcel Holtmann struct work_struct rx_work; 310c347b765SGustavo F. Padovan struct work_struct cmd_work; 3113eff45eaSGustavo F. Padovan struct work_struct tx_work; 3121da177e4SLinus Torvalds 3131da177e4SLinus Torvalds struct sk_buff_head rx_q; 3141da177e4SLinus Torvalds struct sk_buff_head raw_q; 3151da177e4SLinus Torvalds struct sk_buff_head cmd_q; 3161da177e4SLinus Torvalds 317b6ddb638SJohan Hedberg struct sk_buff *recv_evt; 3181da177e4SLinus Torvalds struct sk_buff *sent_cmd; 319cd4c5391SSuraj Sumangala struct sk_buff *reassembly[NUM_REASSEMBLY]; 3201da177e4SLinus Torvalds 321a6a67efdSThomas Gleixner struct mutex req_lock; 3221da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 3231da177e4SLinus Torvalds __u32 req_status; 3241da177e4SLinus Torvalds __u32 req_result; 325a5040efaSJohan Hedberg 32670db83c4SJohan Hedberg void *smp_data; 327ef8efe4bSJohan Hedberg void *smp_bredr_data; 3282e58ef3eSJohan Hedberg 32930883512SJohan Hedberg struct discovery_state discovery; 3301da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 3315c136e90SAndre Guedes 3325c136e90SAndre Guedes struct list_head mgmt_pending; 333ea4bd8baSDavid Miller struct list_head blacklist; 3346659358eSJohan Hedberg struct list_head whitelist; 3352aeb9a1aSJohan Hedberg struct list_head uuids; 33655ed8ca1SJohan Hedberg struct list_head link_keys; 337b899efafSVinicius Costa Gomes struct list_head long_term_keys; 338970c4e46SJohan Hedberg struct list_head identity_resolving_keys; 3392763eda6SSzymon Janc struct list_head remote_oob_data; 340d2ab0ac1SMarcel Holtmann struct list_head le_white_list; 34115819a70SAndre Guedes struct list_head le_conn_params; 34277a77a30SAndre Guedes struct list_head pend_le_conns; 34366f8455aSJohan Hedberg struct list_head pend_le_reports; 3442763eda6SSzymon Janc 3451da177e4SLinus Torvalds struct hci_dev_stats stat; 3461da177e4SLinus Torvalds 3471da177e4SLinus Torvalds atomic_t promisc; 3481da177e4SLinus Torvalds 349ca325f69SMarcel Holtmann struct dentry *debugfs; 350ca325f69SMarcel Holtmann 351a91f2e39SMarcel Holtmann struct device dev; 3521da177e4SLinus Torvalds 353611b30f7SMarcel Holtmann struct rfkill *rfkill; 354611b30f7SMarcel Holtmann 355111902f7SMarcel Holtmann unsigned long dbg_flags; 356d23264a8SAndre Guedes unsigned long dev_flags; 357d23264a8SAndre Guedes 3587ba8b4beSAndre Guedes struct delayed_work le_scan_disable; 3592d28cfe7SJakub Pawlowski struct delayed_work le_scan_restart; 3607ba8b4beSAndre Guedes 3618fa19098SJohan Hedberg __s8 adv_tx_power; 3623f0f524bSJohan Hedberg __u8 adv_data[HCI_MAX_AD_LENGTH]; 3633f0f524bSJohan Hedberg __u8 adv_data_len; 364f8e808bdSMarcel Holtmann __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; 365f8e808bdSMarcel Holtmann __u8 scan_rsp_data_len; 3668fa19098SJohan Hedberg 367863efaf2SJohan Hedberg __u8 irk[16]; 368d6bfd59cSJohan Hedberg __u32 rpa_timeout; 369d6bfd59cSJohan Hedberg struct delayed_work rpa_expired; 3702b5224dcSMarcel Holtmann bdaddr_t rpa; 371863efaf2SJohan Hedberg 3721da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 3731da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 3741da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 375f41c70c4SMarcel Holtmann int (*setup)(struct hci_dev *hdev); 376a44fecbdSTedd Ho-Jeong An int (*shutdown)(struct hci_dev *hdev); 3777bd8f09fSMarcel Holtmann int (*send)(struct hci_dev *hdev, struct sk_buff *skb); 3781da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 379c7741d16SMarcel Holtmann void (*hw_error)(struct hci_dev *hdev, u8 code); 38024c457e2SMarcel Holtmann int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr); 3811da177e4SLinus Torvalds }; 3821da177e4SLinus Torvalds 38353502d69SAndrei Emeltchenko #define HCI_PHY_HANDLE(handle) (handle & 0xff) 38453502d69SAndrei Emeltchenko 3851da177e4SLinus Torvalds struct hci_conn { 3861da177e4SLinus Torvalds struct list_head list; 3871da177e4SLinus Torvalds 3881da177e4SLinus Torvalds atomic_t refcnt; 3891da177e4SLinus Torvalds 3901da177e4SLinus Torvalds bdaddr_t dst; 39129b7988aSAndre Guedes __u8 dst_type; 392662e8820SMarcel Holtmann bdaddr_t src; 393e7c4096eSMarcel Holtmann __u8 src_type; 394cb1d68f7SJohan Hedberg bdaddr_t init_addr; 395cb1d68f7SJohan Hedberg __u8 init_addr_type; 396cb1d68f7SJohan Hedberg bdaddr_t resp_addr; 397cb1d68f7SJohan Hedberg __u8 resp_addr_type; 3981da177e4SLinus Torvalds __u16 handle; 3991da177e4SLinus Torvalds __u16 state; 40004837f64SMarcel Holtmann __u8 mode; 4011da177e4SLinus Torvalds __u8 type; 40240bef302SJohan Hedberg __u8 role; 403a0c808b3SJohan Hedberg bool out; 4044c67bc74SMarcel Holtmann __u8 attempt; 4051da177e4SLinus Torvalds __u8 dev_class[3]; 406cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 407a8746417SMarcel Holtmann __u16 pkt_type; 40804837f64SMarcel Holtmann __u16 link_policy; 40913d39315SWaldemar Rymarkiewicz __u8 key_type; 41040be492fSMarcel Holtmann __u8 auth_type; 4118c1b2355SMarcel Holtmann __u8 sec_level; 412765c2a96SJohan Hedberg __u8 pending_sec_level; 413980e1a53SJohan Hedberg __u8 pin_length; 414726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 41517fa4b9dSJohan Hedberg __u8 io_capability; 41692a25256SJohan Hedberg __u32 passkey_notify; 41792a25256SJohan Hedberg __u8 passkey_entered; 418052b30b0SMarcel Holtmann __u16 disc_timeout; 41909ae260bSJohan Hedberg __u16 conn_timeout; 42010c62ddcSFrédéric Dalleau __u16 setting; 4211e406eefSAndre Guedes __u16 le_conn_min_interval; 4221e406eefSAndre Guedes __u16 le_conn_max_interval; 423e04fde60SMarcel Holtmann __u16 le_conn_interval; 424e04fde60SMarcel Holtmann __u16 le_conn_latency; 425e04fde60SMarcel Holtmann __u16 le_supv_timeout; 426fd45ada9SAlfonso Acosta __u8 le_adv_data[HCI_MAX_AD_LENGTH]; 427fd45ada9SAlfonso Acosta __u8 le_adv_data_len; 4285ae76a94SAndrzej Kaczmarek __s8 rssi; 4295a134faeSAndrzej Kaczmarek __s8 tx_power; 430d0455ed9SAndrzej Kaczmarek __s8 max_tx_power; 43151a8efd7SJohan Hedberg unsigned long flags; 4321da177e4SLinus Torvalds 43333f35721SJohan Hedberg __u32 clock; 43433f35721SJohan Hedberg __u16 clock_accuracy; 43533f35721SJohan Hedberg 436dd983808SAndrzej Kaczmarek unsigned long conn_info_timestamp; 437dd983808SAndrzej Kaczmarek 43803b555e1SJohan Hedberg __u8 remote_cap; 43903b555e1SJohan Hedberg __u8 remote_auth; 4403161ae1cSAndrei Emeltchenko __u8 remote_id; 44103b555e1SJohan Hedberg 4421da177e4SLinus Torvalds unsigned int sent; 4431da177e4SLinus Torvalds 4441da177e4SLinus Torvalds struct sk_buff_head data_q; 4452c33c06aSGustavo F. Padovan struct list_head chan_list; 4461da177e4SLinus Torvalds 44719c40e3bSGustavo F. Padovan struct delayed_work disc_work; 4487bc18d9dSJohan Hedberg struct delayed_work auto_accept_work; 449a74a84f6SJohan Hedberg struct delayed_work idle_work; 4509489eca4SJohan Hedberg struct delayed_work le_conn_timeout; 4511da177e4SLinus Torvalds 452b219e3acSMarcel Holtmann struct device dev; 45323b9ceb7SMarcel Holtmann struct dentry *debugfs; 454b219e3acSMarcel Holtmann 4551da177e4SLinus Torvalds struct hci_dev *hdev; 4561da177e4SLinus Torvalds void *l2cap_data; 4571da177e4SLinus Torvalds void *sco_data; 4589740e49dSAndrei Emeltchenko struct amp_mgr *amp_mgr; 4591da177e4SLinus Torvalds 4601da177e4SLinus Torvalds struct hci_conn *link; 461e9a416b5SJohan Hedberg 462e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 463e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 464e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 4651da177e4SLinus Torvalds }; 4661da177e4SLinus Torvalds 46773d80debSLuiz Augusto von Dentz struct hci_chan { 46873d80debSLuiz Augusto von Dentz struct list_head list; 46942c4e53eSAndrei Emeltchenko __u16 handle; 47073d80debSLuiz Augusto von Dentz struct hci_conn *conn; 47173d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 47273d80debSLuiz Augusto von Dentz unsigned int sent; 473168df8e5SMat Martineau __u8 state; 47473d80debSLuiz Augusto von Dentz }; 47573d80debSLuiz Augusto von Dentz 47615819a70SAndre Guedes struct hci_conn_params { 47715819a70SAndre Guedes struct list_head list; 47893450c75SJohan Hedberg struct list_head action; 47915819a70SAndre Guedes 48015819a70SAndre Guedes bdaddr_t addr; 48115819a70SAndre Guedes u8 addr_type; 48215819a70SAndre Guedes 48315819a70SAndre Guedes u16 conn_min_interval; 48415819a70SAndre Guedes u16 conn_max_interval; 485f044eb05SMarcel Holtmann u16 conn_latency; 486f044eb05SMarcel Holtmann u16 supervision_timeout; 4879fcb18efSAndre Guedes 4889fcb18efSAndre Guedes enum { 4899fcb18efSAndre Guedes HCI_AUTO_CONN_DISABLED, 490a3451d27SJohan Hedberg HCI_AUTO_CONN_REPORT, 4914b9e7e75SMarcel Holtmann HCI_AUTO_CONN_DIRECT, 4929fcb18efSAndre Guedes HCI_AUTO_CONN_ALWAYS, 4939fcb18efSAndre Guedes HCI_AUTO_CONN_LINK_LOSS, 4949fcb18efSAndre Guedes } auto_connect; 495f161dd41SJohan Hedberg 496f161dd41SJohan Hedberg struct hci_conn *conn; 49715819a70SAndre Guedes }; 49815819a70SAndre Guedes 4991da177e4SLinus Torvalds extern struct list_head hci_dev_list; 5001da177e4SLinus Torvalds extern struct list_head hci_cb_list; 5011da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 502fba7ecf0SJohan Hedberg extern struct mutex hci_cb_list_lock; 5031da177e4SLinus Torvalds 504686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 505e74e58f8SJoe Perches int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 506e74e58f8SJoe Perches int l2cap_disconn_ind(struct hci_conn *hcon); 507e74e58f8SJoe Perches int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 508686ebf28SUlisses Furquim 509e74e58f8SJoe Perches int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); 510e74e58f8SJoe Perches int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 511686ebf28SUlisses Furquim 5121da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 51370f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 51470f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 5151da177e4SLinus Torvalds 51630883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 5171da177e4SLinus Torvalds { 518ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 51930883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 52030883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 52130883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 522da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 52337eab042SJakub Pawlowski hdev->discovery.rssi = HCI_RSSI_INVALID; 5241da177e4SLinus Torvalds } 5251da177e4SLinus Torvalds 5260256325eSMarcel Holtmann static inline void hci_discovery_filter_clear(struct hci_dev *hdev) 5270256325eSMarcel Holtmann { 528da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 5290256325eSMarcel Holtmann hdev->discovery.rssi = HCI_RSSI_INVALID; 5300256325eSMarcel Holtmann hdev->discovery.uuid_count = 0; 5310256325eSMarcel Holtmann kfree(hdev->discovery.uuids); 5320256325eSMarcel Holtmann hdev->discovery.uuids = NULL; 5332d28cfe7SJakub Pawlowski hdev->discovery.scan_start = 0; 5342d28cfe7SJakub Pawlowski hdev->discovery.scan_duration = 0; 5350256325eSMarcel Holtmann } 5360256325eSMarcel Holtmann 53730dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 53830dc78e1SJohan Hedberg 539ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 540ff9ef578SJohan Hedberg 5411da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 5421da177e4SLinus Torvalds { 54330883512SJohan Hedberg return list_empty(&hdev->discovery.all); 5441da177e4SLinus Torvalds } 5451da177e4SLinus Torvalds 5461da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 5471da177e4SLinus Torvalds { 54830883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 5491da177e4SLinus Torvalds return jiffies - c->timestamp; 5501da177e4SLinus Torvalds } 5511da177e4SLinus Torvalds 5521da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 5531da177e4SLinus Torvalds { 5541da177e4SLinus Torvalds return jiffies - e->timestamp; 5551da177e4SLinus Torvalds } 5561da177e4SLinus Torvalds 5575a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 5585a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 559561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 560561aafbcSJohan Hedberg bdaddr_t *bdaddr); 56130dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 56230dc78e1SJohan Hedberg bdaddr_t *bdaddr, 56330dc78e1SJohan Hedberg int state); 564a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 565a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 566af58925cSMarcel Holtmann u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 567af58925cSMarcel Holtmann bool name_known); 5681f9b9a5dSAndre Guedes void hci_inquiry_cache_flush(struct hci_dev *hdev); 5691da177e4SLinus Torvalds 5701da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 5711da177e4SLinus Torvalds enum { 5721da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 57319f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 5741da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 57504837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 57604837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 577e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 578b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 57958a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 580eb9a8f3fSMarcel Holtmann HCI_CONN_SC_ENABLED, 581abf76badSMarcel Holtmann HCI_CONN_AES_CCM, 58258a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 58358a681efSJohan Hedberg HCI_CONN_REMOTE_OOB, 584af6a9c32SJohan Hedberg HCI_CONN_FLUSH_KEY, 5854dae2798SJohan Hedberg HCI_CONN_ENCRYPT, 5864dae2798SJohan Hedberg HCI_CONN_AUTH, 5874dae2798SJohan Hedberg HCI_CONN_SECURE, 5884dae2798SJohan Hedberg HCI_CONN_FIPS, 589fe59a05fSJohan Hedberg HCI_CONN_STK_ENCRYPT, 590977f8fceSJohan Hedberg HCI_CONN_AUTH_INITIATOR, 591f94b665dSJohan Hedberg HCI_CONN_DROP, 59289cbb063SAlfonso Acosta HCI_CONN_PARAM_REMOVAL_PEND, 593fe8bc5acSJohan Hedberg HCI_CONN_NEW_LINK_KEY, 5941da177e4SLinus Torvalds }; 5951da177e4SLinus Torvalds 596aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 597aa64a8b5SJohan Hedberg { 598aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 599c3c7ea65SGustavo Padovan return test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && 600c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 601aa64a8b5SJohan Hedberg } 602aa64a8b5SJohan Hedberg 603eb9a8f3fSMarcel Holtmann static inline bool hci_conn_sc_enabled(struct hci_conn *conn) 604eb9a8f3fSMarcel Holtmann { 605eb9a8f3fSMarcel Holtmann struct hci_dev *hdev = conn->hdev; 606eb9a8f3fSMarcel Holtmann return test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && 607eb9a8f3fSMarcel Holtmann test_bit(HCI_CONN_SC_ENABLED, &conn->flags); 608eb9a8f3fSMarcel Holtmann } 609eb9a8f3fSMarcel Holtmann 6101da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 6111da177e4SLinus Torvalds { 6121da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 613bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 614fcd89c09SVille Tervo switch (c->type) { 615fcd89c09SVille Tervo case ACL_LINK: 6161da177e4SLinus Torvalds h->acl_num++; 617fcd89c09SVille Tervo break; 618bd1eb66bSAndrei Emeltchenko case AMP_LINK: 619bd1eb66bSAndrei Emeltchenko h->amp_num++; 620bd1eb66bSAndrei Emeltchenko break; 621fcd89c09SVille Tervo case LE_LINK: 622fcd89c09SVille Tervo h->le_num++; 623f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 624f8218dc6SJohan Hedberg h->le_num_slave++; 625fcd89c09SVille Tervo break; 626fcd89c09SVille Tervo case SCO_LINK: 627fcd89c09SVille Tervo case ESCO_LINK: 6281da177e4SLinus Torvalds h->sco_num++; 629fcd89c09SVille Tervo break; 630fcd89c09SVille Tervo } 6311da177e4SLinus Torvalds } 6321da177e4SLinus Torvalds 6331da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 6341da177e4SLinus Torvalds { 6351da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 636bf4c6325SGustavo F. Padovan 637bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 638bf4c6325SGustavo F. Padovan synchronize_rcu(); 639bf4c6325SGustavo F. Padovan 640fcd89c09SVille Tervo switch (c->type) { 641fcd89c09SVille Tervo case ACL_LINK: 6421da177e4SLinus Torvalds h->acl_num--; 643fcd89c09SVille Tervo break; 644bd1eb66bSAndrei Emeltchenko case AMP_LINK: 645bd1eb66bSAndrei Emeltchenko h->amp_num--; 646bd1eb66bSAndrei Emeltchenko break; 647fcd89c09SVille Tervo case LE_LINK: 648fcd89c09SVille Tervo h->le_num--; 649f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 650f8218dc6SJohan Hedberg h->le_num_slave--; 651fcd89c09SVille Tervo break; 652fcd89c09SVille Tervo case SCO_LINK: 653fcd89c09SVille Tervo case ESCO_LINK: 6541da177e4SLinus Torvalds h->sco_num--; 655fcd89c09SVille Tervo break; 656fcd89c09SVille Tervo } 6571da177e4SLinus Torvalds } 6581da177e4SLinus Torvalds 65952087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 66052087a79SLuiz Augusto von Dentz { 66152087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 66252087a79SLuiz Augusto von Dentz switch (type) { 66352087a79SLuiz Augusto von Dentz case ACL_LINK: 66452087a79SLuiz Augusto von Dentz return h->acl_num; 665bd1eb66bSAndrei Emeltchenko case AMP_LINK: 666bd1eb66bSAndrei Emeltchenko return h->amp_num; 66752087a79SLuiz Augusto von Dentz case LE_LINK: 66852087a79SLuiz Augusto von Dentz return h->le_num; 66952087a79SLuiz Augusto von Dentz case SCO_LINK: 67052087a79SLuiz Augusto von Dentz case ESCO_LINK: 67152087a79SLuiz Augusto von Dentz return h->sco_num; 67252087a79SLuiz Augusto von Dentz default: 67352087a79SLuiz Augusto von Dentz return 0; 67452087a79SLuiz Augusto von Dentz } 67552087a79SLuiz Augusto von Dentz } 67652087a79SLuiz Augusto von Dentz 677f4f07505SJohan Hedberg static inline unsigned int hci_conn_count(struct hci_dev *hdev) 678f4f07505SJohan Hedberg { 679f4f07505SJohan Hedberg struct hci_conn_hash *c = &hdev->conn_hash; 680f4f07505SJohan Hedberg 681f4f07505SJohan Hedberg return c->acl_num + c->amp_num + c->sco_num + c->le_num; 682f4f07505SJohan Hedberg } 683f4f07505SJohan Hedberg 684845472e8SMarcel Holtmann static inline __u8 hci_conn_lookup_type(struct hci_dev *hdev, __u16 handle) 685845472e8SMarcel Holtmann { 686845472e8SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 687845472e8SMarcel Holtmann struct hci_conn *c; 688845472e8SMarcel Holtmann __u8 type = INVALID_LINK; 689845472e8SMarcel Holtmann 690845472e8SMarcel Holtmann rcu_read_lock(); 691845472e8SMarcel Holtmann 692845472e8SMarcel Holtmann list_for_each_entry_rcu(c, &h->list, list) { 693845472e8SMarcel Holtmann if (c->handle == handle) { 694845472e8SMarcel Holtmann type = c->type; 695845472e8SMarcel Holtmann break; 696845472e8SMarcel Holtmann } 697845472e8SMarcel Holtmann } 698845472e8SMarcel Holtmann 699845472e8SMarcel Holtmann rcu_read_unlock(); 700845472e8SMarcel Holtmann 701845472e8SMarcel Holtmann return type; 702845472e8SMarcel Holtmann } 703845472e8SMarcel Holtmann 7041da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 7051da177e4SLinus Torvalds __u16 handle) 7061da177e4SLinus Torvalds { 7071da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 7081da177e4SLinus Torvalds struct hci_conn *c; 7091da177e4SLinus Torvalds 710bf4c6325SGustavo F. Padovan rcu_read_lock(); 711bf4c6325SGustavo F. Padovan 712bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 713bf4c6325SGustavo F. Padovan if (c->handle == handle) { 714bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7151da177e4SLinus Torvalds return c; 7161da177e4SLinus Torvalds } 717bf4c6325SGustavo F. Padovan } 718bf4c6325SGustavo F. Padovan rcu_read_unlock(); 719bf4c6325SGustavo F. Padovan 7201da177e4SLinus Torvalds return NULL; 7211da177e4SLinus Torvalds } 7221da177e4SLinus Torvalds 7231da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 7241da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 7251da177e4SLinus Torvalds { 7261da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 7271da177e4SLinus Torvalds struct hci_conn *c; 7281da177e4SLinus Torvalds 729bf4c6325SGustavo F. Padovan rcu_read_lock(); 730bf4c6325SGustavo F. Padovan 731bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 732bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 733bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7341da177e4SLinus Torvalds return c; 7351da177e4SLinus Torvalds } 736bf4c6325SGustavo F. Padovan } 737bf4c6325SGustavo F. Padovan 738bf4c6325SGustavo F. Padovan rcu_read_unlock(); 739bf4c6325SGustavo F. Padovan 7401da177e4SLinus Torvalds return NULL; 7411da177e4SLinus Torvalds } 7421da177e4SLinus Torvalds 7434c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 7444c67bc74SMarcel Holtmann __u8 type, __u16 state) 7454c67bc74SMarcel Holtmann { 7464c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 7474c67bc74SMarcel Holtmann struct hci_conn *c; 7484c67bc74SMarcel Holtmann 749bf4c6325SGustavo F. Padovan rcu_read_lock(); 750bf4c6325SGustavo F. Padovan 751bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 752bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 753bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7544c67bc74SMarcel Holtmann return c; 7554c67bc74SMarcel Holtmann } 756bf4c6325SGustavo F. Padovan } 757bf4c6325SGustavo F. Padovan 758bf4c6325SGustavo F. Padovan rcu_read_unlock(); 759bf4c6325SGustavo F. Padovan 7604c67bc74SMarcel Holtmann return NULL; 7614c67bc74SMarcel Holtmann } 7624c67bc74SMarcel Holtmann 763e3b679d5SJohan Hedberg int hci_disconnect(struct hci_conn *conn, __u8 reason); 7642dea632fSFrédéric Dalleau bool hci_setup_sync(struct hci_conn *conn, __u16 handle); 765e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 7661da177e4SLinus Torvalds 767a5c4e309SJohan Hedberg struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst, 768a5c4e309SJohan Hedberg u8 role); 7691da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 7701da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 771a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 7721da177e4SLinus Torvalds 77373d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 7749472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan); 7752c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 77642c4e53eSAndrei Emeltchenko struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); 77773d80debSLuiz Augusto von Dentz 77804a6c589SAndre Guedes struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, 779cdd6275eSJohan Hedberg u8 dst_type, u8 sec_level, u16 conn_timeout, 780e804d25dSJohan Hedberg u8 role); 78104a6c589SAndre Guedes struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, 78204a6c589SAndre Guedes u8 sec_level, u8 auth_type); 78310c62ddcSFrédéric Dalleau struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, 78410c62ddcSFrédéric Dalleau __u16 setting); 785e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 786b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 787e7cafc45SJohan Hedberg int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, 788e7cafc45SJohan Hedberg bool initiator); 7898c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 7901da177e4SLinus Torvalds 79114b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 7921da177e4SLinus Torvalds 79306c053fbSAndre Guedes void hci_le_conn_failed(struct hci_conn *conn, u8 status); 79406c053fbSAndre Guedes 7958d12356fSDavid Herrmann /* 7968d12356fSDavid Herrmann * hci_conn_get() and hci_conn_put() are used to control the life-time of an 7978d12356fSDavid Herrmann * "hci_conn" object. They do not guarantee that the hci_conn object is running, 7988d12356fSDavid Herrmann * working or anything else. They just guarantee that the object is available 7998d12356fSDavid Herrmann * and can be dereferenced. So you can use its locks, local variables and any 8008d12356fSDavid Herrmann * other constant data. 8018d12356fSDavid Herrmann * Before accessing runtime data, you _must_ lock the object and then check that 8028d12356fSDavid Herrmann * it is still running. As soon as you release the locks, the connection might 8038d12356fSDavid Herrmann * get dropped, though. 8048d12356fSDavid Herrmann * 8058d12356fSDavid Herrmann * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control 8068d12356fSDavid Herrmann * how long the underlying connection is held. So every channel that runs on the 8078d12356fSDavid Herrmann * hci_conn object calls this to prevent the connection from disappearing. As 8088d12356fSDavid Herrmann * long as you hold a device, you must also guarantee that you have a valid 8098d12356fSDavid Herrmann * reference to the device via hci_conn_get() (or the initial reference from 8108d12356fSDavid Herrmann * hci_conn_add()). 8118d12356fSDavid Herrmann * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't 8128d12356fSDavid Herrmann * break because nobody cares for that. But this means, we cannot use 8138d12356fSDavid Herrmann * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). 8148d12356fSDavid Herrmann */ 8158d12356fSDavid Herrmann 81651bb8457SJohan Hedberg static inline struct hci_conn *hci_conn_get(struct hci_conn *conn) 8178d12356fSDavid Herrmann { 8188d12356fSDavid Herrmann get_device(&conn->dev); 81951bb8457SJohan Hedberg return conn; 8208d12356fSDavid Herrmann } 8218d12356fSDavid Herrmann 8228d12356fSDavid Herrmann static inline void hci_conn_put(struct hci_conn *conn) 8238d12356fSDavid Herrmann { 8248d12356fSDavid Herrmann put_device(&conn->dev); 8258d12356fSDavid Herrmann } 8268d12356fSDavid Herrmann 8271da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 8281da177e4SLinus Torvalds { 82971becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 83038b3fef1SAndrei Emeltchenko 8311da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 8322f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 8331da177e4SLinus Torvalds } 8341da177e4SLinus Torvalds 83576a68ba0SDavid Herrmann static inline void hci_conn_drop(struct hci_conn *conn) 8361da177e4SLinus Torvalds { 83771becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 83838b3fef1SAndrei Emeltchenko 8391da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 84004837f64SMarcel Holtmann unsigned long timeo; 841716e4ab5SAndrei Emeltchenko 842716e4ab5SAndrei Emeltchenko switch (conn->type) { 843716e4ab5SAndrei Emeltchenko case ACL_LINK: 844716e4ab5SAndrei Emeltchenko case LE_LINK: 845a74a84f6SJohan Hedberg cancel_delayed_work(&conn->idle_work); 8466ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 8475f246e89SAndrei Emeltchenko timeo = conn->disc_timeout; 84804837f64SMarcel Holtmann if (!conn->out) 849052b30b0SMarcel Holtmann timeo *= 2; 8505a9d0a3fSWaldemar Rymarkiewicz } else { 851eb78d7e5SJohan Hedberg timeo = 0; 8525a9d0a3fSWaldemar Rymarkiewicz } 853716e4ab5SAndrei Emeltchenko break; 854716e4ab5SAndrei Emeltchenko 855716e4ab5SAndrei Emeltchenko case AMP_LINK: 856716e4ab5SAndrei Emeltchenko timeo = conn->disc_timeout; 857716e4ab5SAndrei Emeltchenko break; 858716e4ab5SAndrei Emeltchenko 859716e4ab5SAndrei Emeltchenko default: 860eb78d7e5SJohan Hedberg timeo = 0; 861716e4ab5SAndrei Emeltchenko break; 8625a9d0a3fSWaldemar Rymarkiewicz } 863716e4ab5SAndrei Emeltchenko 8642f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 86519c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 8661931782bSVinicius Costa Gomes &conn->disc_work, timeo); 8671da177e4SLinus Torvalds } 8681da177e4SLinus Torvalds } 8691da177e4SLinus Torvalds 8701da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 871dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 8721da177e4SLinus Torvalds { 873376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 874376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 875376261aeSAndrei Emeltchenko 8764c724c71SDavid Herrmann put_device(&d->dev); 877010666a1SDavid Herrmann } 8781da177e4SLinus Torvalds 879dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 8801da177e4SLinus Torvalds { 881376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 882376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 883376261aeSAndrei Emeltchenko 8844c724c71SDavid Herrmann get_device(&d->dev); 8851da177e4SLinus Torvalds return d; 8861da177e4SLinus Torvalds } 8871da177e4SLinus Torvalds 88809fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 88909fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 8901da177e4SLinus Torvalds 891aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 8923dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 893aa2b86d7SDavid Herrmann 894155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 895155961e8SDavid Herrmann { 896155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 897155961e8SDavid Herrmann } 898155961e8SDavid Herrmann 899155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 900155961e8SDavid Herrmann { 901155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 902155961e8SDavid Herrmann } 903155961e8SDavid Herrmann 9041da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 9050c0afedfSJohan Hedberg struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src); 9061da177e4SLinus Torvalds 9071da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 9081da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 9091da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 91059735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 9111da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 9121da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 91375e0569fSMarcel Holtmann int hci_reset_dev(struct hci_dev *hdev); 9141da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 9151da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 9161da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 9171da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 9181da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 9191da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 9201da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 9211da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 9221da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 92340be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 9241da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 9251da177e4SLinus Torvalds 926dcc36c16SJohan Hedberg struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list, 927b9ee0a78SMarcel Holtmann bdaddr_t *bdaddr, u8 type); 928dcc36c16SJohan Hedberg int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type); 929dcc36c16SJohan Hedberg int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type); 930dcc36c16SJohan Hedberg void hci_bdaddr_list_clear(struct list_head *list); 931d2ab0ac1SMarcel Holtmann 93215819a70SAndre Guedes struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, 93315819a70SAndre Guedes bdaddr_t *addr, u8 addr_type); 93451d167c0SMarcel Holtmann struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, 93551d167c0SMarcel Holtmann bdaddr_t *addr, u8 addr_type); 93615819a70SAndre Guedes void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); 937373110c5SJohan Hedberg void hci_conn_params_clear_all(struct hci_dev *hdev); 93855af49a8SJohan Hedberg void hci_conn_params_clear_disabled(struct hci_dev *hdev); 93915819a70SAndre Guedes 940501f8827SJohan Hedberg struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, 941501f8827SJohan Hedberg bdaddr_t *addr, 942501f8827SJohan Hedberg u8 addr_type); 94377a77a30SAndre Guedes 94435f7498aSJohan Hedberg void hci_uuids_clear(struct hci_dev *hdev); 9452aeb9a1aSJohan Hedberg 94635f7498aSJohan Hedberg void hci_link_keys_clear(struct hci_dev *hdev); 94755ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 948567fa2aaSJohan Hedberg struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, 9497652ff6aSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, 9507652ff6aSJohan Hedberg u8 pin_len, bool *persistent); 951ca9142b8SJohan Hedberg struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 95235d70271SJohan Hedberg u8 addr_type, u8 type, u8 authenticated, 953fe39c7b2SMarcel Holtmann u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); 954f3a73d97SJohan Hedberg struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 955e804d25dSJohan Hedberg u8 addr_type, u8 role); 956e0b2b27eSJohan Hedberg int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); 95735f7498aSJohan Hedberg void hci_smp_ltks_clear(struct hci_dev *hdev); 95855ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 95955ed8ca1SJohan Hedberg 960970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); 961970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 962970c4e46SJohan Hedberg u8 addr_type); 963ca9142b8SJohan Hedberg struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, 964ca9142b8SJohan Hedberg u8 addr_type, u8 val[16], bdaddr_t *rpa); 965a7ec7338SJohan Hedberg void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); 966970c4e46SJohan Hedberg void hci_smp_irks_clear(struct hci_dev *hdev); 967970c4e46SJohan Hedberg 96835f7498aSJohan Hedberg void hci_remote_oob_data_clear(struct hci_dev *hdev); 9692763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 9706928a924SJohan Hedberg bdaddr_t *bdaddr, u8 bdaddr_type); 9710798872eSMarcel Holtmann int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 9726928a924SJohan Hedberg u8 bdaddr_type, u8 *hash192, u8 *rand192, 97338da1703SJohan Hedberg u8 *hash256, u8 *rand256); 9746928a924SJohan Hedberg int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 9756928a924SJohan Hedberg u8 bdaddr_type); 9762763eda6SSzymon Janc 9771da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 9781da177e4SLinus Torvalds 979e1a26170SMarcel Holtmann int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); 98099811510SSuraj Sumangala int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); 981ef222013SMarcel Holtmann 9820ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 983a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 984b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 985b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 9861da177e4SLinus Torvalds 9876935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 9881da177e4SLinus Torvalds 9891da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 990cad718edSJohan Hedberg #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) 991cad718edSJohan Hedberg #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) 992cad718edSJohan Hedberg #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) 993cad718edSJohan Hedberg #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) 994cad718edSJohan Hedberg #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) 995cad718edSJohan Hedberg #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) 996cad718edSJohan Hedberg #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) 997cad718edSJohan Hedberg #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) 998cad718edSJohan Hedberg #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) 999cad718edSJohan Hedberg #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) 1000cad718edSJohan Hedberg #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) 1001cad718edSJohan Hedberg #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) 1002cad718edSJohan Hedberg #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) 1003cad718edSJohan Hedberg #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) 1004cad718edSJohan Hedberg #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) 1005cad718edSJohan Hedberg #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) 1006cad718edSJohan Hedberg #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) 1007cad718edSJohan Hedberg #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) 100807a5c61eSFrédéric Dalleau #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) 10091da177e4SLinus Torvalds 1010eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 101153b834d2SMarcel Holtmann #define lmp_csb_master_capable(dev) ((dev)->features[2][0] & LMP_CSB_MASTER) 101253b834d2SMarcel Holtmann #define lmp_csb_slave_capable(dev) ((dev)->features[2][0] & LMP_CSB_SLAVE) 101353b834d2SMarcel Holtmann #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) 101453b834d2SMarcel Holtmann #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) 1015d5991585SMarcel Holtmann #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) 1016d5991585SMarcel Holtmann #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) 101753b834d2SMarcel Holtmann 101853b834d2SMarcel Holtmann /* ----- Host capabilities ----- */ 1019cad718edSJohan Hedberg #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) 1020d5991585SMarcel Holtmann #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) 1021cad718edSJohan Hedberg #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) 1022cad718edSJohan Hedberg #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) 1023eead27daSAndre Guedes 1024432df05eSJohan Hedberg #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ 1025432df05eSJohan Hedberg !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) 102605b3c3e7SMarcel Holtmann #define bredr_sc_enabled(dev) (lmp_sc_capable(dev) && \ 1027710f11c0SJohan Hedberg test_bit(HCI_SC_ENABLED, &(dev)->dev_flags)) 1028432df05eSJohan Hedberg 10291da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 103020714bfeSFrédéric Dalleau #define HCI_PROTO_DEFER 0x01 103120714bfeSFrédéric Dalleau 10325a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 103320714bfeSFrédéric Dalleau __u8 type, __u8 *flags) 10341da177e4SLinus Torvalds { 1035686ebf28SUlisses Furquim switch (type) { 1036686ebf28SUlisses Furquim case ACL_LINK: 1037686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 10381da177e4SLinus Torvalds 1039686ebf28SUlisses Furquim case SCO_LINK: 1040686ebf28SUlisses Furquim case ESCO_LINK: 104120714bfeSFrédéric Dalleau return sco_connect_ind(hdev, bdaddr, flags); 10421da177e4SLinus Torvalds 1043686ebf28SUlisses Furquim default: 1044686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 1045686ebf28SUlisses Furquim return -EINVAL; 1046686ebf28SUlisses Furquim } 10471da177e4SLinus Torvalds } 10481da177e4SLinus Torvalds 10492950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 10502950f21aSMarcel Holtmann { 1051686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1052686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 10532950f21aSMarcel Holtmann 1054686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 10552950f21aSMarcel Holtmann } 10562950f21aSMarcel Holtmann 10571da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 10581da177e4SLinus Torvalds struct hci_cb { 10591da177e4SLinus Torvalds struct list_head list; 10601da177e4SLinus Torvalds 10611da177e4SLinus Torvalds char *name; 10621da177e4SLinus Torvalds 1063539c496dSJohan Hedberg void (*connect_cfm) (struct hci_conn *conn, __u8 status); 10643a6d576bSJohan Hedberg void (*disconn_cfm) (struct hci_conn *conn, __u8 status); 10655a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 10665a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 10671da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 10681da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 10691da177e4SLinus Torvalds }; 10701da177e4SLinus Torvalds 1071539c496dSJohan Hedberg static inline void hci_connect_cfm(struct hci_conn *conn, __u8 status) 1072539c496dSJohan Hedberg { 1073539c496dSJohan Hedberg struct hci_cb *cb; 1074539c496dSJohan Hedberg 1075539c496dSJohan Hedberg mutex_lock(&hci_cb_list_lock); 1076539c496dSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 1077539c496dSJohan Hedberg if (cb->connect_cfm) 1078539c496dSJohan Hedberg cb->connect_cfm(conn, status); 1079539c496dSJohan Hedberg } 1080539c496dSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1081539c496dSJohan Hedberg 1082539c496dSJohan Hedberg if (conn->connect_cfm_cb) 1083539c496dSJohan Hedberg conn->connect_cfm_cb(conn, status); 1084539c496dSJohan Hedberg } 1085539c496dSJohan Hedberg 10863a6d576bSJohan Hedberg static inline void hci_disconn_cfm(struct hci_conn *conn, __u8 reason) 10873a6d576bSJohan Hedberg { 10883a6d576bSJohan Hedberg struct hci_cb *cb; 10893a6d576bSJohan Hedberg 10903a6d576bSJohan Hedberg mutex_lock(&hci_cb_list_lock); 10913a6d576bSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 10923a6d576bSJohan Hedberg if (cb->disconn_cfm) 10933a6d576bSJohan Hedberg cb->disconn_cfm(conn, reason); 10943a6d576bSJohan Hedberg } 10953a6d576bSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 10963a6d576bSJohan Hedberg 10973a6d576bSJohan Hedberg if (conn->disconn_cfm_cb) 10983a6d576bSJohan Hedberg conn->disconn_cfm_cb(conn, reason); 10993a6d576bSJohan Hedberg } 11003a6d576bSJohan Hedberg 11011da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 11021da177e4SLinus Torvalds { 1103711584eaSDenis Kirjanov struct hci_cb *cb; 11048c1b2355SMarcel Holtmann __u8 encrypt; 11051da177e4SLinus Torvalds 110651a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 11078c1b2355SMarcel Holtmann return; 11088c1b2355SMarcel Holtmann 11094dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 11108c1b2355SMarcel Holtmann 1111fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1112711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11138c1b2355SMarcel Holtmann if (cb->security_cfm) 11148c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11151da177e4SLinus Torvalds } 1116fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1117354fe804SJohan Hedberg 1118354fe804SJohan Hedberg if (conn->security_cfm_cb) 1119354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 11201da177e4SLinus Torvalds } 11211da177e4SLinus Torvalds 11225a9d0a3fSWaldemar Rymarkiewicz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, 11235a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 11241da177e4SLinus Torvalds { 1125711584eaSDenis Kirjanov struct hci_cb *cb; 11261da177e4SLinus Torvalds 1127435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 1128435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 1129435fef20SMarcel Holtmann 113088167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 113188167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 113288167aedSVinicius Costa Gomes 1133fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1134711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11358c1b2355SMarcel Holtmann if (cb->security_cfm) 11368c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11371da177e4SLinus Torvalds } 1138fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1139354fe804SJohan Hedberg 1140354fe804SJohan Hedberg if (conn->security_cfm_cb) 1141354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 11421da177e4SLinus Torvalds } 11431da177e4SLinus Torvalds 11441da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 11451da177e4SLinus Torvalds { 1146711584eaSDenis Kirjanov struct hci_cb *cb; 11471da177e4SLinus Torvalds 1148fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1149711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11501da177e4SLinus Torvalds if (cb->key_change_cfm) 11511da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 11521da177e4SLinus Torvalds } 1153fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 11541da177e4SLinus Torvalds } 11551da177e4SLinus Torvalds 11565a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 11575a9d0a3fSWaldemar Rymarkiewicz __u8 role) 11581da177e4SLinus Torvalds { 1159711584eaSDenis Kirjanov struct hci_cb *cb; 11601da177e4SLinus Torvalds 1161fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1162711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11631da177e4SLinus Torvalds if (cb->role_switch_cfm) 11641da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 11651da177e4SLinus Torvalds } 1166fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 11671da177e4SLinus Torvalds } 11681da177e4SLinus Torvalds 11696759a675SJohan Hedberg static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) 11706759a675SJohan Hedberg { 117184d9d071SJohan Hedberg size_t parsed = 0; 11726759a675SJohan Hedberg 11736c0c331eSJohan Hedberg if (data_len < 2) 11746c0c331eSJohan Hedberg return false; 11756c0c331eSJohan Hedberg 117684d9d071SJohan Hedberg while (parsed < data_len - 1) { 117784d9d071SJohan Hedberg u8 field_len = data[0]; 11786759a675SJohan Hedberg 11796759a675SJohan Hedberg if (field_len == 0) 11806759a675SJohan Hedberg break; 11816759a675SJohan Hedberg 11826759a675SJohan Hedberg parsed += field_len + 1; 11836759a675SJohan Hedberg 11846759a675SJohan Hedberg if (parsed > data_len) 11856759a675SJohan Hedberg break; 11866759a675SJohan Hedberg 11876759a675SJohan Hedberg if (data[1] == type) 11886759a675SJohan Hedberg return true; 11896759a675SJohan Hedberg 11906759a675SJohan Hedberg data += field_len + 1; 11916759a675SJohan Hedberg } 11926759a675SJohan Hedberg 11936759a675SJohan Hedberg return false; 11946759a675SJohan Hedberg } 11956759a675SJohan Hedberg 1196301cb2d8SJohan Hedberg static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) 1197301cb2d8SJohan Hedberg { 1198dbbfa2abSAndre Guedes if (addr_type != ADDR_LE_DEV_RANDOM) 1199301cb2d8SJohan Hedberg return false; 1200301cb2d8SJohan Hedberg 1201301cb2d8SJohan Hedberg if ((bdaddr->b[5] & 0xc0) == 0x40) 1202301cb2d8SJohan Hedberg return true; 1203301cb2d8SJohan Hedberg 1204301cb2d8SJohan Hedberg return false; 1205301cb2d8SJohan Hedberg } 1206301cb2d8SJohan Hedberg 1207c46245b3SJohan Hedberg static inline bool hci_is_identity_address(bdaddr_t *addr, u8 addr_type) 1208c46245b3SJohan Hedberg { 1209c46245b3SJohan Hedberg if (addr_type == ADDR_LE_DEV_PUBLIC) 1210c46245b3SJohan Hedberg return true; 1211c46245b3SJohan Hedberg 1212c46245b3SJohan Hedberg /* Check for Random Static address type */ 1213c46245b3SJohan Hedberg if ((addr->b[5] & 0xc0) == 0xc0) 1214c46245b3SJohan Hedberg return true; 1215c46245b3SJohan Hedberg 1216c46245b3SJohan Hedberg return false; 1217c46245b3SJohan Hedberg } 1218c46245b3SJohan Hedberg 12192426f3a5SJohan Hedberg static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, 12202426f3a5SJohan Hedberg bdaddr_t *bdaddr, u8 addr_type) 12212426f3a5SJohan Hedberg { 12222426f3a5SJohan Hedberg if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) 12232426f3a5SJohan Hedberg return NULL; 12242426f3a5SJohan Hedberg 12252426f3a5SJohan Hedberg return hci_find_irk_by_rpa(hdev, bdaddr); 12262426f3a5SJohan Hedberg } 12272426f3a5SJohan Hedberg 1228d4905f24SAndre Guedes static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, 1229d4905f24SAndre Guedes u16 to_multiplier) 1230d4905f24SAndre Guedes { 1231d4905f24SAndre Guedes u16 max_latency; 1232d4905f24SAndre Guedes 1233d4905f24SAndre Guedes if (min > max || min < 6 || max > 3200) 1234d4905f24SAndre Guedes return -EINVAL; 1235d4905f24SAndre Guedes 1236d4905f24SAndre Guedes if (to_multiplier < 10 || to_multiplier > 3200) 1237d4905f24SAndre Guedes return -EINVAL; 1238d4905f24SAndre Guedes 1239d4905f24SAndre Guedes if (max >= to_multiplier * 8) 1240d4905f24SAndre Guedes return -EINVAL; 1241d4905f24SAndre Guedes 1242d4905f24SAndre Guedes max_latency = (to_multiplier * 8 / max) - 1; 1243d4905f24SAndre Guedes if (latency > 499 || latency > max_latency) 1244d4905f24SAndre Guedes return -EINVAL; 1245d4905f24SAndre Guedes 1246d4905f24SAndre Guedes return 0; 1247d4905f24SAndre Guedes } 1248d4905f24SAndre Guedes 12491da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 12501da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 12511da177e4SLinus Torvalds 1252899de765SMarcel Holtmann bool hci_req_pending(struct hci_dev *hdev); 12533119ae95SJohan Hedberg 125475e84b7cSJohan Hedberg struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 125507dc93ddSJohan Hedberg const void *param, u32 timeout); 12567b1abbbeSJohan Hedberg struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, 125707dc93ddSJohan Hedberg const void *param, u8 event, u32 timeout); 125875e84b7cSJohan Hedberg 125907dc93ddSJohan Hedberg int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, 126007dc93ddSJohan Hedberg const void *param); 126173d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 12620d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 12631da177e4SLinus Torvalds 1264a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 12651da177e4SLinus Torvalds 12661da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 1267470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 12687129069eSJohan Hedberg void hci_send_to_channel(unsigned short channel, struct sk_buff *skb, 12697129069eSJohan Hedberg struct sock *skip_sk); 1270cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 12711da177e4SLinus Torvalds 1272040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 1273040030efSMarcel Holtmann 12740381101fSJohan Hedberg /* Management interface */ 1275591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 1276591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 1277591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1278591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 1279591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 1280591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1281f39799f5SAndre Guedes 12820d8cc935SAndre Guedes /* These LE scan and inquiry parameters were chosen according to LE General 12830d8cc935SAndre Guedes * Discovery Procedure specification. 12840d8cc935SAndre Guedes */ 12850d8cc935SAndre Guedes #define DISCOV_LE_SCAN_WIN 0x12 12860d8cc935SAndre Guedes #define DISCOV_LE_SCAN_INT 0x12 12873d5a76f0SLukasz Rymanowski #define DISCOV_LE_TIMEOUT 10240 /* msec */ 1288ae55f598SLukasz Rymanowski #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ 12890d8cc935SAndre Guedes #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 12900d8cc935SAndre Guedes #define DISCOV_BREDR_INQUIRY_LEN 0x08 12914b0e0cedSJakub Pawlowski #define DISCOV_LE_RESTART_DELAY msecs_to_jiffies(200) /* msec */ 12920d8cc935SAndre Guedes 12930381101fSJohan Hedberg int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); 129491a668b0SJohan Hedberg int mgmt_new_settings(struct hci_dev *hdev); 1295bf6b56dbSMarcel Holtmann void mgmt_index_added(struct hci_dev *hdev); 1296bf6b56dbSMarcel Holtmann void mgmt_index_removed(struct hci_dev *hdev); 12973eec705eSMarcel Holtmann void mgmt_set_powered_failed(struct hci_dev *hdev, int err); 1298744cf19eSJohan Hedberg int mgmt_powered(struct hci_dev *hdev, u8 powered); 1299bc6d2d04SJohan Hedberg int mgmt_update_adv_data(struct hci_dev *hdev); 1300d1967ff8SMarcel Holtmann void mgmt_discoverable_timeout(struct hci_dev *hdev); 1301dc4a5ee2SMarcel Holtmann void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 1302745c0ce3SVishal Agarwal bool persistent); 130348ec92faSAlfonso Acosta void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, 130448ec92faSAlfonso Acosta u32 flags, u8 *name, u8 name_len); 13059b80ec5eSMarcel Holtmann void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 130612d4a3b2SJohan Hedberg u8 link_type, u8 addr_type, u8 reason, 130712d4a3b2SJohan Hedberg bool mgmt_connected); 13087892924cSMarcel Holtmann void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 130988c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1310445608d0SMarcel Holtmann void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 131148264f06SJohan Hedberg u8 addr_type, u8 status); 1312ce0e4a0dSMarcel Holtmann void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 1313e669cf80SMarcel Holtmann void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1314c35938b2SSzymon Janc u8 status); 13153eb38528SMarcel Holtmann void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1316744cf19eSJohan Hedberg u8 status); 1317744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 131839adbffeSJohan Hedberg u8 link_type, u8 addr_type, u32 value, 1319272d90dfSJohan Hedberg u8 confirm_hint); 1320744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1321272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1322272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1323272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1324272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1325272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1326604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1327272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1328272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1329272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 133092a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, 133192a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey, 133292a25256SJohan Hedberg u8 entered); 1333e1e930f5SJohan Hedberg void mgmt_auth_failed(struct hci_conn *conn, u8 status); 1334464996aeSMarcel Holtmann void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 13353e248560SMarcel Holtmann void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 13364e1b0245SMarcel Holtmann void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 13377f9a903cSMarcel Holtmann u8 status); 13387667da34SMarcel Holtmann void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 13394d2d2796SMarcel Holtmann void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, 134038da1703SJohan Hedberg u8 *rand192, u8 *hash256, u8 *rand256, 134138da1703SJohan Hedberg u8 status); 1342901801b9SMarcel Holtmann void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1343af58925cSMarcel Holtmann u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, 1344af58925cSMarcel Holtmann u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len); 13459cf12aeeSMarcel Holtmann void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1346b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 13472f1e063bSMarcel Holtmann void mgmt_discovering(struct hci_dev *hdev, u8 discovering); 134884c61d92SJohan Hedberg bool mgmt_powering_down(struct hci_dev *hdev); 134953ac6ab6SMarcel Holtmann void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); 135095fbac8aSJohan Hedberg void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk); 135153ac6ab6SMarcel Holtmann void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, 135253ac6ab6SMarcel Holtmann bool persistent); 1353ffb5a827SAndre Guedes void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, 1354f4869e2aSJohan Hedberg u8 bdaddr_type, u8 store_hint, u16 min_interval, 1355f4869e2aSJohan Hedberg u16 max_interval, u16 latency, u16 timeout); 13565976e608SMarcel Holtmann void mgmt_reenable_advertising(struct hci_dev *hdev); 1357f4a407beSJohan Hedberg void mgmt_smp_complete(struct hci_conn *conn, bool complete); 1358346af67bSVinicius Costa Gomes 13597d6ca693SJohan Hedberg u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, 13607d6ca693SJohan Hedberg u16 to_multiplier); 1361fe39c7b2SMarcel Holtmann void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, 1362a7a595f6SVinicius Costa Gomes __u8 ltk[16]); 13632519a1fcSAndre Guedes 1364a1f4c318SJohan Hedberg void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, 1365a1f4c318SJohan Hedberg u8 *bdaddr_type); 1366ebd3a747SJohan Hedberg 13675d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_MASK 0x0003 13685d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_CVSD 0x0000 13695d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_TRANSP 0x0003 13705d4d62f6SFrédéric Dalleau 13711da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1372