11da177e4SLinus Torvalds /*
21da177e4SLinus Torvalds BlueZ - Bluetooth protocol stack for Linux
32d0a0346SRon Shaffer Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved.
40fe8c8d0SIulia Tanasescu Copyright 2023 NXP
51da177e4SLinus Torvalds
61da177e4SLinus Torvalds Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
71da177e4SLinus Torvalds
81da177e4SLinus Torvalds This program is free software; you can redistribute it and/or modify
91da177e4SLinus Torvalds it under the terms of the GNU General Public License version 2 as
101da177e4SLinus Torvalds published by the Free Software Foundation;
111da177e4SLinus Torvalds
121da177e4SLinus Torvalds THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
131da177e4SLinus Torvalds OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
141da177e4SLinus Torvalds FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
151da177e4SLinus Torvalds IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
161da177e4SLinus Torvalds CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
171da177e4SLinus Torvalds WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
181da177e4SLinus Torvalds ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
191da177e4SLinus Torvalds OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
201da177e4SLinus Torvalds
211da177e4SLinus Torvalds ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
221da177e4SLinus Torvalds COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
231da177e4SLinus Torvalds SOFTWARE IS DISCLAIMED.
241da177e4SLinus Torvalds */
251da177e4SLinus Torvalds
261da177e4SLinus Torvalds #ifndef __HCI_CORE_H
271da177e4SLinus Torvalds #define __HCI_CORE_H
281da177e4SLinus Torvalds
29e5e1e7fdSMiao-chen Chou #include <linux/idr.h>
306d5d2ee6SHeiner Kallweit #include <linux/leds.h>
31b2d09103SIngo Molnar #include <linux/rculist.h>
32b2d09103SIngo Molnar
331da177e4SLinus Torvalds #include <net/bluetooth/hci.h>
346a98e383SMarcel Holtmann #include <net/bluetooth/hci_sync.h>
35f49daa81SMarcel Holtmann #include <net/bluetooth/hci_sock.h>
369695ef87SAbhishek Pandit-Subedi #include <net/bluetooth/coredump.h>
371da177e4SLinus Torvalds
385e59b791SLuiz Augusto von Dentz /* HCI priority */
395e59b791SLuiz Augusto von Dentz #define HCI_PRIO_MAX 7
405e59b791SLuiz Augusto von Dentz
41103a2f32SItay Iellin /* HCI maximum id value */
42103a2f32SItay Iellin #define HCI_MAX_ID 10000
43103a2f32SItay Iellin
441da177e4SLinus Torvalds /* HCI Core structures */
451da177e4SLinus Torvalds struct inquiry_data {
461da177e4SLinus Torvalds bdaddr_t bdaddr;
471da177e4SLinus Torvalds __u8 pscan_rep_mode;
481da177e4SLinus Torvalds __u8 pscan_period_mode;
491da177e4SLinus Torvalds __u8 pscan_mode;
501da177e4SLinus Torvalds __u8 dev_class[3];
511ebb9252SMarcel Holtmann __le16 clock_offset;
521da177e4SLinus Torvalds __s8 rssi;
5341a96212SMarcel Holtmann __u8 ssp_mode;
541da177e4SLinus Torvalds };
551da177e4SLinus Torvalds
561da177e4SLinus Torvalds struct inquiry_entry {
57561aafbcSJohan Hedberg struct list_head all; /* inq_cache.all */
58561aafbcSJohan Hedberg struct list_head list; /* unknown or resolve */
59561aafbcSJohan Hedberg enum {
60561aafbcSJohan Hedberg NAME_NOT_KNOWN,
61561aafbcSJohan Hedberg NAME_NEEDED,
62561aafbcSJohan Hedberg NAME_PENDING,
63561aafbcSJohan Hedberg NAME_KNOWN,
64561aafbcSJohan Hedberg } name_state;
651da177e4SLinus Torvalds __u32 timestamp;
661da177e4SLinus Torvalds struct inquiry_data data;
671da177e4SLinus Torvalds };
681da177e4SLinus Torvalds
6930883512SJohan Hedberg struct discovery_state {
704aab14e5SAndre Guedes int type;
71ff9ef578SJohan Hedberg enum {
72ff9ef578SJohan Hedberg DISCOVERY_STOPPED,
73ff9ef578SJohan Hedberg DISCOVERY_STARTING,
74343f935bSAndre Guedes DISCOVERY_FINDING,
7530dc78e1SJohan Hedberg DISCOVERY_RESOLVING,
76ff9ef578SJohan Hedberg DISCOVERY_STOPPING,
77ff9ef578SJohan Hedberg } state;
78561aafbcSJohan Hedberg struct list_head all; /* All devices found during inquiry */
79561aafbcSJohan Hedberg struct list_head unknown; /* Name state not known */
80561aafbcSJohan Hedberg struct list_head resolve; /* Name needs to be resolved */
811da177e4SLinus Torvalds __u32 timestamp;
82b9a6328fSJohan Hedberg bdaddr_t last_adv_addr;
83b9a6328fSJohan Hedberg u8 last_adv_addr_type;
84ff5cd29fSJohan Hedberg s8 last_adv_rssi;
85c70a7e4cSMarcel Holtmann u32 last_adv_flags;
86db08722fSLuiz Augusto von Dentz u8 last_adv_data[HCI_MAX_EXT_AD_LENGTH];
87b9a6328fSJohan Hedberg u8 last_adv_data_len;
88da25cf6aSMarcel Holtmann bool report_invalid_rssi;
8982f8b651SJakub Pawlowski bool result_filtering;
9078b781caSJohan Hedberg bool limited;
9137eab042SJakub Pawlowski s8 rssi;
9237eab042SJakub Pawlowski u16 uuid_count;
9337eab042SJakub Pawlowski u8 (*uuids)[16];
942d28cfe7SJakub Pawlowski unsigned long scan_start;
952d28cfe7SJakub Pawlowski unsigned long scan_duration;
96dbf6811aSArchie Pusaka unsigned long name_resolve_timeout;
971da177e4SLinus Torvalds };
981da177e4SLinus Torvalds
999952d90eSAbhishek Pandit-Subedi #define SUSPEND_NOTIFIER_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */
1009952d90eSAbhishek Pandit-Subedi
1019952d90eSAbhishek Pandit-Subedi enum suspend_tasks {
1024867bd00SAbhishek Pandit-Subedi SUSPEND_PAUSE_DISCOVERY,
1034867bd00SAbhishek Pandit-Subedi SUSPEND_UNPAUSE_DISCOVERY,
1044867bd00SAbhishek Pandit-Subedi
1054867bd00SAbhishek Pandit-Subedi SUSPEND_PAUSE_ADVERTISING,
1064867bd00SAbhishek Pandit-Subedi SUSPEND_UNPAUSE_ADVERTISING,
1074867bd00SAbhishek Pandit-Subedi
1084f40afc6SAbhishek Pandit-Subedi SUSPEND_SCAN_DISABLE,
1094f40afc6SAbhishek Pandit-Subedi SUSPEND_SCAN_ENABLE,
1104f40afc6SAbhishek Pandit-Subedi SUSPEND_DISCONNECTING,
1114f40afc6SAbhishek Pandit-Subedi
1129952d90eSAbhishek Pandit-Subedi SUSPEND_POWERING_DOWN,
1139952d90eSAbhishek Pandit-Subedi
1149952d90eSAbhishek Pandit-Subedi SUSPEND_PREPARE_NOTIFIER,
115bf6a4e30SHoward Chung
116bf6a4e30SHoward Chung SUSPEND_SET_ADV_FILTER,
1179952d90eSAbhishek Pandit-Subedi __SUSPEND_NUM_TASKS
1189952d90eSAbhishek Pandit-Subedi };
1199952d90eSAbhishek Pandit-Subedi
1209952d90eSAbhishek Pandit-Subedi enum suspended_state {
1219952d90eSAbhishek Pandit-Subedi BT_RUNNING = 0,
1224f40afc6SAbhishek Pandit-Subedi BT_SUSPEND_DISCONNECT,
1230d2c9825SAbhishek Pandit-Subedi BT_SUSPEND_CONFIGURE_WAKE,
1249952d90eSAbhishek Pandit-Subedi };
1259952d90eSAbhishek Pandit-Subedi
1261da177e4SLinus Torvalds struct hci_conn_hash {
1271da177e4SLinus Torvalds struct list_head list;
1281da177e4SLinus Torvalds unsigned int acl_num;
1291da177e4SLinus Torvalds unsigned int sco_num;
13026afbd82SLuiz Augusto von Dentz unsigned int iso_num;
131fcd89c09SVille Tervo unsigned int le_num;
13239bc74caSArchie Pusaka unsigned int le_num_peripheral;
1331da177e4SLinus Torvalds };
1341da177e4SLinus Torvalds
135f0358568SJohan Hedberg struct bdaddr_list {
136f0358568SJohan Hedberg struct list_head list;
137f0358568SJohan Hedberg bdaddr_t bdaddr;
138b9ee0a78SMarcel Holtmann u8 bdaddr_type;
139f0358568SJohan Hedberg };
1402aeb9a1aSJohan Hedberg
1418961987fSKiran K struct codec_list {
1428961987fSKiran K struct list_head list;
1438961987fSKiran K u8 id;
1448961987fSKiran K __u16 cid;
1458961987fSKiran K __u16 vid;
1468961987fSKiran K u8 transport;
1478961987fSKiran K u8 num_caps;
1488961987fSKiran K u32 len;
1498961987fSKiran K struct hci_codec_caps caps[];
1508961987fSKiran K };
1518961987fSKiran K
152b950aa88SAnkit Navik struct bdaddr_list_with_irk {
153b950aa88SAnkit Navik struct list_head list;
154b950aa88SAnkit Navik bdaddr_t bdaddr;
155b950aa88SAnkit Navik u8 bdaddr_type;
156b950aa88SAnkit Navik u8 peer_irk[16];
157b950aa88SAnkit Navik u8 local_irk[16];
158b950aa88SAnkit Navik };
159b950aa88SAnkit Navik
160e1cff700SLinus Torvalds /* Bitmask of connection flags */
161fe92ee64SLuiz Augusto von Dentz enum hci_conn_flags {
162e1cff700SLinus Torvalds HCI_CONN_FLAG_REMOTE_WAKEUP = 1,
163e1cff700SLinus Torvalds HCI_CONN_FLAG_DEVICE_PRIVACY = 2,
164fe92ee64SLuiz Augusto von Dentz };
165e1cff700SLinus Torvalds typedef u8 hci_conn_flags_t;
166fe92ee64SLuiz Augusto von Dentz
1678baaa403SAbhishek Pandit-Subedi struct bdaddr_list_with_flags {
1688baaa403SAbhishek Pandit-Subedi struct list_head list;
1698baaa403SAbhishek Pandit-Subedi bdaddr_t bdaddr;
1708baaa403SAbhishek Pandit-Subedi u8 bdaddr_type;
171e1cff700SLinus Torvalds hci_conn_flags_t flags;
1728baaa403SAbhishek Pandit-Subedi };
1738baaa403SAbhishek Pandit-Subedi
1742aeb9a1aSJohan Hedberg struct bt_uuid {
1752aeb9a1aSJohan Hedberg struct list_head list;
1762aeb9a1aSJohan Hedberg u8 uuid[16];
17783be8ecaSJohan Hedberg u8 size;
1781aff6f09SJohan Hedberg u8 svc_hint;
1792aeb9a1aSJohan Hedberg };
1802aeb9a1aSJohan Hedberg
181600a8749SAlain Michaud struct blocked_key {
182600a8749SAlain Michaud struct list_head list;
183600a8749SAlain Michaud struct rcu_head rcu;
184600a8749SAlain Michaud u8 type;
185600a8749SAlain Michaud u8 val[16];
186600a8749SAlain Michaud };
187600a8749SAlain Michaud
1887ee4ea36SMarcel Holtmann struct smp_csrk {
1897ee4ea36SMarcel Holtmann bdaddr_t bdaddr;
1907ee4ea36SMarcel Holtmann u8 bdaddr_type;
191865f1f43SXiao Yao u8 link_type;
1924cd3928aSJohan Hedberg u8 type;
1937ee4ea36SMarcel Holtmann u8 val[16];
1947ee4ea36SMarcel Holtmann };
1957ee4ea36SMarcel Holtmann
196b899efafSVinicius Costa Gomes struct smp_ltk {
197b899efafSVinicius Costa Gomes struct list_head list;
198970d0f1bSJohan Hedberg struct rcu_head rcu;
199b899efafSVinicius Costa Gomes bdaddr_t bdaddr;
200b899efafSVinicius Costa Gomes u8 bdaddr_type;
201865f1f43SXiao Yao u8 link_type;
202b899efafSVinicius Costa Gomes u8 authenticated;
203b899efafSVinicius Costa Gomes u8 type;
204b899efafSVinicius Costa Gomes u8 enc_size;
205b899efafSVinicius Costa Gomes __le16 ediv;
206fe39c7b2SMarcel Holtmann __le64 rand;
207b899efafSVinicius Costa Gomes u8 val[16];
20803c515d7SMarcel Holtmann };
209b899efafSVinicius Costa Gomes
210970c4e46SJohan Hedberg struct smp_irk {
211970c4e46SJohan Hedberg struct list_head list;
212adae20cbSJohan Hedberg struct rcu_head rcu;
213970c4e46SJohan Hedberg bdaddr_t rpa;
214970c4e46SJohan Hedberg bdaddr_t bdaddr;
215970c4e46SJohan Hedberg u8 addr_type;
216865f1f43SXiao Yao u8 link_type;
217970c4e46SJohan Hedberg u8 val[16];
218970c4e46SJohan Hedberg };
219970c4e46SJohan Hedberg
22055ed8ca1SJohan Hedberg struct link_key {
22155ed8ca1SJohan Hedberg struct list_head list;
2220378b597SJohan Hedberg struct rcu_head rcu;
22355ed8ca1SJohan Hedberg bdaddr_t bdaddr;
224865f1f43SXiao Yao u8 bdaddr_type;
225865f1f43SXiao Yao u8 link_type;
22655ed8ca1SJohan Hedberg u8 type;
2279b3b4460SAndrei Emeltchenko u8 val[HCI_LINK_KEY_SIZE];
22855ed8ca1SJohan Hedberg u8 pin_len;
22955ed8ca1SJohan Hedberg };
23055ed8ca1SJohan Hedberg
2312763eda6SSzymon Janc struct oob_data {
2322763eda6SSzymon Janc struct list_head list;
2332763eda6SSzymon Janc bdaddr_t bdaddr;
2346928a924SJohan Hedberg u8 bdaddr_type;
235f7697b16SMarcel Holtmann u8 present;
236519ca9d0SMarcel Holtmann u8 hash192[16];
23738da1703SJohan Hedberg u8 rand192[16];
238519ca9d0SMarcel Holtmann u8 hash256[16];
23938da1703SJohan Hedberg u8 rand256[16];
2402763eda6SSzymon Janc };
2412763eda6SSzymon Janc
242203fea01SArman Uguray struct adv_info {
243d2609b34SFlorian Grandel struct list_head list;
24410279313SLuiz Augusto von Dentz bool enabled;
245fffd38bcSFlorian Grandel bool pending;
246eca0ae4aSLuiz Augusto von Dentz bool periodic;
247b338d917SBrian Gix __u8 mesh;
248203fea01SArman Uguray __u8 instance;
249203fea01SArman Uguray __u32 flags;
250912098a6SArman Uguray __u16 timeout;
2515d900e46SFlorian Grandel __u16 remaining_time;
252d2609b34SFlorian Grandel __u16 duration;
253203fea01SArman Uguray __u16 adv_data_len;
254c9ed0a70SLuiz Augusto von Dentz __u8 adv_data[HCI_MAX_EXT_AD_LENGTH];
25534a718bcSLuiz Augusto von Dentz bool adv_data_changed;
256203fea01SArman Uguray __u16 scan_rsp_len;
257c9ed0a70SLuiz Augusto von Dentz __u8 scan_rsp_data[HCI_MAX_EXT_AD_LENGTH];
25834a718bcSLuiz Augusto von Dentz bool scan_rsp_changed;
259eca0ae4aSLuiz Augusto von Dentz __u16 per_adv_data_len;
260eca0ae4aSLuiz Augusto von Dentz __u8 per_adv_data[HCI_MAX_PER_AD_LENGTH];
261de181e88SJaganath Kanakkassery __s8 tx_power;
2629bf9f4b6SDaniel Winkler __u32 min_interval;
2639bf9f4b6SDaniel Winkler __u32 max_interval;
264a73c046aSJaganath Kanakkassery bdaddr_t random_addr;
265a73c046aSJaganath Kanakkassery bool rpa_expired;
266a73c046aSJaganath Kanakkassery struct delayed_work rpa_expired_cb;
267203fea01SArman Uguray };
268203fea01SArman Uguray
269db25be66SFlorian Grandel #define HCI_MAX_ADV_INSTANCES 5
270d2609b34SFlorian Grandel #define HCI_DEFAULT_ADV_DURATION 2
271d2609b34SFlorian Grandel
27212410572SDaniel Winkler #define HCI_ADV_TX_POWER_NO_PREFERENCE 0x7F
27312410572SDaniel Winkler
27434a718bcSLuiz Augusto von Dentz #define DATA_CMP(_d1, _l1, _d2, _l2) \
27534a718bcSLuiz Augusto von Dentz (_l1 == _l2 ? memcmp(_d1, _d2, _l1) : _l1 - _l2)
27634a718bcSLuiz Augusto von Dentz
27734a718bcSLuiz Augusto von Dentz #define ADV_DATA_CMP(_adv, _data, _len) \
27834a718bcSLuiz Augusto von Dentz DATA_CMP((_adv)->adv_data, (_adv)->adv_data_len, _data, _len)
27934a718bcSLuiz Augusto von Dentz
28034a718bcSLuiz Augusto von Dentz #define SCAN_RSP_CMP(_adv, _data, _len) \
28134a718bcSLuiz Augusto von Dentz DATA_CMP((_adv)->scan_rsp_data, (_adv)->scan_rsp_len, _data, _len)
28234a718bcSLuiz Augusto von Dentz
2833368aa35SManish Mandlik struct monitored_device {
2843368aa35SManish Mandlik struct list_head list;
2853368aa35SManish Mandlik
2863368aa35SManish Mandlik bdaddr_t bdaddr;
2873368aa35SManish Mandlik __u8 addr_type;
2883368aa35SManish Mandlik __u16 handle;
2893368aa35SManish Mandlik bool notified;
2903368aa35SManish Mandlik };
2913368aa35SManish Mandlik
292e5e1e7fdSMiao-chen Chou struct adv_pattern {
293e5e1e7fdSMiao-chen Chou struct list_head list;
294e5e1e7fdSMiao-chen Chou __u8 ad_type;
295e5e1e7fdSMiao-chen Chou __u8 offset;
296e5e1e7fdSMiao-chen Chou __u8 length;
297db08722fSLuiz Augusto von Dentz __u8 value[HCI_MAX_EXT_AD_LENGTH];
298e5e1e7fdSMiao-chen Chou };
299e5e1e7fdSMiao-chen Chou
300b4a221eaSArchie Pusaka struct adv_rssi_thresholds {
301b4a221eaSArchie Pusaka __s8 low_threshold;
302b4a221eaSArchie Pusaka __s8 high_threshold;
303b4a221eaSArchie Pusaka __u16 low_threshold_timeout;
304b4a221eaSArchie Pusaka __u16 high_threshold_timeout;
305b4a221eaSArchie Pusaka __u8 sampling_period;
306b4a221eaSArchie Pusaka };
307b4a221eaSArchie Pusaka
308e5e1e7fdSMiao-chen Chou struct adv_monitor {
309e5e1e7fdSMiao-chen Chou struct list_head patterns;
310b4a221eaSArchie Pusaka struct adv_rssi_thresholds rssi;
311e5e1e7fdSMiao-chen Chou __u16 handle;
312a2a4dedfSArchie Pusaka
313a2a4dedfSArchie Pusaka enum {
314a2a4dedfSArchie Pusaka ADV_MONITOR_STATE_NOT_REGISTERED,
315a2a4dedfSArchie Pusaka ADV_MONITOR_STATE_REGISTERED,
316a2a4dedfSArchie Pusaka ADV_MONITOR_STATE_OFFLOADED
317a2a4dedfSArchie Pusaka } state;
318e5e1e7fdSMiao-chen Chou };
319e5e1e7fdSMiao-chen Chou
320e5e1e7fdSMiao-chen Chou #define HCI_MIN_ADV_MONITOR_HANDLE 1
321e5e1e7fdSMiao-chen Chou #define HCI_MAX_ADV_MONITOR_NUM_HANDLES 32
322e5e1e7fdSMiao-chen Chou #define HCI_MAX_ADV_MONITOR_NUM_PATTERNS 16
323a2a4dedfSArchie Pusaka #define HCI_ADV_MONITOR_EXT_NONE 1
324a2a4dedfSArchie Pusaka #define HCI_ADV_MONITOR_EXT_MSFT 2
325e5e1e7fdSMiao-chen Chou
326490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10
327490c5babSJohan Hedberg
328d5ebaa7cSSoenke Huster #define HCI_CONN_HANDLE_MAX 0x0eff
3299f78191cSLuiz Augusto von Dentz #define HCI_CONN_HANDLE_UNSET(_handle) (_handle > HCI_CONN_HANDLE_MAX)
330d5ebaa7cSSoenke Huster
331d5bb334aSMarcel Holtmann /* Min encryption key size to match with SMP */
332d5bb334aSMarcel Holtmann #define HCI_MIN_ENC_KEY_SIZE 7
333d5bb334aSMarcel Holtmann
334d6bfd59cSJohan Hedberg /* Default LE RPA expiry time, 15 minutes */
335d6bfd59cSJohan Hedberg #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60)
336d6bfd59cSJohan Hedberg
33731ad1691SAndrzej Kaczmarek /* Default min/max age of connection information (1s/3s) */
33831ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MIN_AGE 1000
33931ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MAX_AGE 3000
340302975cbSSpoorthi Ravishankar Koppad /* Default authenticated payload timeout 30s */
341302975cbSSpoorthi Ravishankar Koppad #define DEFAULT_AUTH_PAYLOAD_TIMEOUT 0x0bb8
34231ad1691SAndrzej Kaczmarek
343d2c5d77fSJohan Hedberg #define HCI_MAX_PAGES 3
344cad718edSJohan Hedberg
3451da177e4SLinus Torvalds struct hci_dev {
3461da177e4SLinus Torvalds struct list_head list;
34709fd0de5SGustavo F. Padovan struct mutex lock;
3481da177e4SLinus Torvalds
34984cb0143SZiyang Xuan struct ida unset_handle_ida;
35084cb0143SZiyang Xuan
351dcda1657SLuiz Augusto von Dentz const char *name;
3521da177e4SLinus Torvalds unsigned long flags;
3531da177e4SLinus Torvalds __u16 id;
354c13854ceSMarcel Holtmann __u8 bus;
3551da177e4SLinus Torvalds bdaddr_t bdaddr;
356e30d3f5fSMarcel Holtmann bdaddr_t setup_addr;
35724c457e2SMarcel Holtmann bdaddr_t public_addr;
3587a4cd51dSMarcel Holtmann bdaddr_t random_addr;
359d13eafceSMarcel Holtmann bdaddr_t static_addr;
36056ed2cb8SJohan Hedberg __u8 adv_addr_type;
3611f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH];
362490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH];
36380a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH];
364c4960ecfSMichał Narajowski __u16 appearance;
365a9de9248SMarcel Holtmann __u8 dev_class[3];
3661aff6f09SJohan Hedberg __u8 major_class;
3671aff6f09SJohan Hedberg __u8 minor_class;
368d2c5d77fSJohan Hedberg __u8 max_page;
369cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8];
37060e77321SJohan Hedberg __u8 le_features[8];
3713d4f9c00SArchie Pusaka __u8 le_accept_list_size;
372cfdb0c2dSAnkit Navik __u8 le_resolv_list_size;
3736b49bcb4SJaganath Kanakkassery __u8 le_num_of_adv_sets;
3749b008c04SJohan Hedberg __u8 le_states[8];
375b338d917SBrian Gix __u8 mesh_ad_types[16];
376b338d917SBrian Gix __u8 mesh_send_ref;
377a9de9248SMarcel Holtmann __u8 commands[64];
3781143e5a6SMarcel Holtmann __u8 hci_ver;
3791143e5a6SMarcel Holtmann __u16 hci_rev;
380d5859e22SJohan Hedberg __u8 lmp_ver;
3811143e5a6SMarcel Holtmann __u16 manufacturer;
3827d69230cSAndrei Emeltchenko __u16 lmp_subver;
3831da177e4SLinus Torvalds __u16 voice_setting;
384b4cb9fb2SMarcel Holtmann __u8 num_iac;
385e88422bcSLuiz Augusto von Dentz __u16 stored_max_keys;
386e88422bcSLuiz Augusto von Dentz __u16 stored_num_keys;
38717fa4b9dSJohan Hedberg __u8 io_capability;
38891c4e9b1SMarcel Holtmann __s8 inq_tx_power;
38900bce3fbSAlain Michaud __u8 err_data_reporting;
390f332ec66SJohan Hedberg __u16 page_scan_interval;
391f332ec66SJohan Hedberg __u16 page_scan_window;
392f332ec66SJohan Hedberg __u8 page_scan_type;
3933f959d46SMarcel Holtmann __u8 le_adv_channel_map;
394628531c9SGeorg Lukas __u16 le_adv_min_interval;
395628531c9SGeorg Lukas __u16 le_adv_max_interval;
396533553f8SMarcel Holtmann __u8 le_scan_type;
397bef64738SMarcel Holtmann __u16 le_scan_interval;
398bef64738SMarcel Holtmann __u16 le_scan_window;
39910873f99SAlain Michaud __u16 le_scan_int_suspend;
40010873f99SAlain Michaud __u16 le_scan_window_suspend;
40110873f99SAlain Michaud __u16 le_scan_int_discovery;
40210873f99SAlain Michaud __u16 le_scan_window_discovery;
40310873f99SAlain Michaud __u16 le_scan_int_adv_monitor;
40410873f99SAlain Michaud __u16 le_scan_window_adv_monitor;
40510873f99SAlain Michaud __u16 le_scan_int_connect;
40610873f99SAlain Michaud __u16 le_scan_window_connect;
4074e70c7e7SMarcel Holtmann __u16 le_conn_min_interval;
4084e70c7e7SMarcel Holtmann __u16 le_conn_max_interval;
40904fb7d90SMarcel Holtmann __u16 le_conn_latency;
41004fb7d90SMarcel Holtmann __u16 le_supv_timeout;
411a8e1bfaaSMarcel Holtmann __u16 le_def_tx_len;
412a8e1bfaaSMarcel Holtmann __u16 le_def_tx_time;
413a8e1bfaaSMarcel Holtmann __u16 le_max_tx_len;
414a8e1bfaaSMarcel Holtmann __u16 le_max_tx_time;
415a8e1bfaaSMarcel Holtmann __u16 le_max_rx_len;
416a8e1bfaaSMarcel Holtmann __u16 le_max_rx_time;
41730d65e08SMatias Karhumaa __u8 le_max_key_size;
41830d65e08SMatias Karhumaa __u8 le_min_key_size;
419b9a7a61eSLukasz Rymanowski __u16 discov_interleaved_timeout;
42031ad1691SAndrzej Kaczmarek __u16 conn_info_min_age;
42131ad1691SAndrzej Kaczmarek __u16 conn_info_max_age;
422302975cbSSpoorthi Ravishankar Koppad __u16 auth_payload_timeout;
42358a96fc3SMarcel Holtmann __u8 min_enc_key_size;
424a4790360SMarcel Holtmann __u8 max_enc_key_size;
425a4790360SMarcel Holtmann __u8 pairing_opts;
42606f5b778SMarcel Holtmann __u8 ssp_debug_mode;
427c7741d16SMarcel Holtmann __u8 hw_error_code;
42833f35721SJohan Hedberg __u32 clock;
429c4f1f408SHoward Chung __u16 advmon_allowlist_duration;
430c4f1f408SHoward Chung __u16 advmon_no_filter_duration;
43180af16a3SHoward Chung __u8 enable_advmon_interleave_scan;
432f332ec66SJohan Hedberg
4332b9be137SMarcel Holtmann __u16 devid_source;
4342b9be137SMarcel Holtmann __u16 devid_vendor;
4352b9be137SMarcel Holtmann __u16 devid_product;
4362b9be137SMarcel Holtmann __u16 devid_version;
4371da177e4SLinus Torvalds
43810873f99SAlain Michaud __u8 def_page_scan_type;
43910873f99SAlain Michaud __u16 def_page_scan_int;
44010873f99SAlain Michaud __u16 def_page_scan_window;
44110873f99SAlain Michaud __u8 def_inq_scan_type;
44210873f99SAlain Michaud __u16 def_inq_scan_int;
44310873f99SAlain Michaud __u16 def_inq_scan_window;
44410873f99SAlain Michaud __u16 def_br_lsto;
44510873f99SAlain Michaud __u16 def_page_timeout;
44610873f99SAlain Michaud __u16 def_multi_adv_rotation_duration;
44749b020c1SAlain Michaud __u16 def_le_autoconnect_timeout;
4487c395ea5SDaniel Winkler __s8 min_le_tx_power;
4497c395ea5SDaniel Winkler __s8 max_le_tx_power;
45010873f99SAlain Michaud
4511da177e4SLinus Torvalds __u16 pkt_type;
4525b7f9909SMarcel Holtmann __u16 esco_type;
4531da177e4SLinus Torvalds __u16 link_policy;
4541da177e4SLinus Torvalds __u16 link_mode;
4551da177e4SLinus Torvalds
45604837f64SMarcel Holtmann __u32 idle_timeout;
45704837f64SMarcel Holtmann __u16 sniff_min_interval;
45804837f64SMarcel Holtmann __u16 sniff_max_interval;
45904837f64SMarcel Holtmann
4609f61656aSJohan Hedberg unsigned int auto_accept_delay;
4619f61656aSJohan Hedberg
4621da177e4SLinus Torvalds unsigned long quirks;
4631da177e4SLinus Torvalds
4641da177e4SLinus Torvalds atomic_t cmd_cnt;
4651da177e4SLinus Torvalds unsigned int acl_cnt;
4661da177e4SLinus Torvalds unsigned int sco_cnt;
4676ed58ec5SVille Tervo unsigned int le_cnt;
46826afbd82SLuiz Augusto von Dentz unsigned int iso_cnt;
4691da177e4SLinus Torvalds
4701da177e4SLinus Torvalds unsigned int acl_mtu;
4711da177e4SLinus Torvalds unsigned int sco_mtu;
4726ed58ec5SVille Tervo unsigned int le_mtu;
47326afbd82SLuiz Augusto von Dentz unsigned int iso_mtu;
4741da177e4SLinus Torvalds unsigned int acl_pkts;
4751da177e4SLinus Torvalds unsigned int sco_pkts;
4766ed58ec5SVille Tervo unsigned int le_pkts;
47726afbd82SLuiz Augusto von Dentz unsigned int iso_pkts;
4781da177e4SLinus Torvalds
4791da177e4SLinus Torvalds unsigned long acl_last_tx;
4801da177e4SLinus Torvalds unsigned long sco_last_tx;
4816ed58ec5SVille Tervo unsigned long le_last_tx;
4821da177e4SLinus Torvalds
4836decb5b4SJaganath Kanakkassery __u8 le_tx_def_phys;
4846decb5b4SJaganath Kanakkassery __u8 le_rx_def_phys;
4856decb5b4SJaganath Kanakkassery
486f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue;
4876ead1bbcSJohan Hedberg struct workqueue_struct *req_workqueue;
488f48fd9c8SMarcel Holtmann
489ab81cbf9SJohan Hedberg struct work_struct power_on;
4903243553fSJohan Hedberg struct delayed_work power_off;
491c7741d16SMarcel Holtmann struct work_struct error_reset;
4926a98e383SMarcel Holtmann struct work_struct cmd_sync_work;
4936a98e383SMarcel Holtmann struct list_head cmd_sync_work_list;
4946a98e383SMarcel Holtmann struct mutex cmd_sync_work_lock;
4951857c199SZhengping Jiang struct mutex unregister_lock;
496744451c1SBenjamin Berg struct work_struct cmd_sync_cancel_work;
497b338d917SBrian Gix struct work_struct reenable_adv_work;
498ab81cbf9SJohan Hedberg
49916ab91abSJohan Hedberg __u16 discov_timeout;
50016ab91abSJohan Hedberg struct delayed_work discov_off;
50116ab91abSJohan Hedberg
5027d78525dSJohan Hedberg struct delayed_work service_cache;
5037d78525dSJohan Hedberg
50465cc2b49SMarcel Holtmann struct delayed_work cmd_timer;
505de75cd0dSManish Mandlik struct delayed_work ncmd_timer;
506b78752ccSMarcel Holtmann
507b78752ccSMarcel Holtmann struct work_struct rx_work;
508c347b765SGustavo F. Padovan struct work_struct cmd_work;
5093eff45eaSGustavo F. Padovan struct work_struct tx_work;
5101da177e4SLinus Torvalds
5117c1fbed2SJohan Hedberg struct delayed_work le_scan_disable;
5127c1fbed2SJohan Hedberg struct delayed_work le_scan_restart;
5132e93e53bSJohan Hedberg
5141da177e4SLinus Torvalds struct sk_buff_head rx_q;
5151da177e4SLinus Torvalds struct sk_buff_head raw_q;
5161da177e4SLinus Torvalds struct sk_buff_head cmd_q;
5171da177e4SLinus Torvalds
5181da177e4SLinus Torvalds struct sk_buff *sent_cmd;
519dfe6d5c3SLuiz Augusto von Dentz struct sk_buff *recv_event;
5201da177e4SLinus Torvalds
521a6a67efdSThomas Gleixner struct mutex req_lock;
5221da177e4SLinus Torvalds wait_queue_head_t req_wait_q;
5231da177e4SLinus Torvalds __u32 req_status;
5241da177e4SLinus Torvalds __u32 req_result;
525f60cb305SJohan Hedberg struct sk_buff *req_skb;
5262af7aa66SLuiz Augusto von Dentz struct sk_buff *req_rsp;
527a5040efaSJohan Hedberg
52870db83c4SJohan Hedberg void *smp_data;
529ef8efe4bSJohan Hedberg void *smp_bredr_data;
5302e58ef3eSJohan Hedberg
53130883512SJohan Hedberg struct discovery_state discovery;
5329952d90eSAbhishek Pandit-Subedi
5334867bd00SAbhishek Pandit-Subedi int discovery_old_state;
5344867bd00SAbhishek Pandit-Subedi bool discovery_paused;
5354867bd00SAbhishek Pandit-Subedi int advertising_old_state;
5364867bd00SAbhishek Pandit-Subedi bool advertising_paused;
5374867bd00SAbhishek Pandit-Subedi
5389952d90eSAbhishek Pandit-Subedi struct notifier_block suspend_notifier;
5399952d90eSAbhishek Pandit-Subedi enum suspended_state suspend_state_next;
5409952d90eSAbhishek Pandit-Subedi enum suspended_state suspend_state;
5414f40afc6SAbhishek Pandit-Subedi bool scanning_paused;
5424f40afc6SAbhishek Pandit-Subedi bool suspended;
5432f20216cSAbhishek Pandit-Subedi u8 wake_reason;
5442f20216cSAbhishek Pandit-Subedi bdaddr_t wake_addr;
5452f20216cSAbhishek Pandit-Subedi u8 wake_addr_type;
5469952d90eSAbhishek Pandit-Subedi
5471da177e4SLinus Torvalds struct hci_conn_hash conn_hash;
5485c136e90SAndre Guedes
549b338d917SBrian Gix struct list_head mesh_pending;
5505c136e90SAndre Guedes struct list_head mgmt_pending;
5513d4f9c00SArchie Pusaka struct list_head reject_list;
5523d4f9c00SArchie Pusaka struct list_head accept_list;
5532aeb9a1aSJohan Hedberg struct list_head uuids;
55455ed8ca1SJohan Hedberg struct list_head link_keys;
555b899efafSVinicius Costa Gomes struct list_head long_term_keys;
556970c4e46SJohan Hedberg struct list_head identity_resolving_keys;
5572763eda6SSzymon Janc struct list_head remote_oob_data;
5583d4f9c00SArchie Pusaka struct list_head le_accept_list;
559cfdb0c2dSAnkit Navik struct list_head le_resolv_list;
56015819a70SAndre Guedes struct list_head le_conn_params;
56177a77a30SAndre Guedes struct list_head pend_le_conns;
56266f8455aSJohan Hedberg struct list_head pend_le_reports;
563600a8749SAlain Michaud struct list_head blocked_keys;
5648961987fSKiran K struct list_head local_codecs;
5652763eda6SSzymon Janc
5661da177e4SLinus Torvalds struct hci_dev_stats stat;
5671da177e4SLinus Torvalds
5681da177e4SLinus Torvalds atomic_t promisc;
5691da177e4SLinus Torvalds
5705177a838SMarcel Holtmann const char *hw_info;
5715177a838SMarcel Holtmann const char *fw_info;
572ca325f69SMarcel Holtmann struct dentry *debugfs;
573ca325f69SMarcel Holtmann
5749695ef87SAbhishek Pandit-Subedi struct hci_devcoredump dump;
5759695ef87SAbhishek Pandit-Subedi
576a91f2e39SMarcel Holtmann struct device dev;
5771da177e4SLinus Torvalds
578611b30f7SMarcel Holtmann struct rfkill *rfkill;
579611b30f7SMarcel Holtmann
580eacb44dfSMarcel Holtmann DECLARE_BITMAP(dev_flags, __HCI_NUM_FLAGS);
581e1cff700SLinus Torvalds hci_conn_flags_t conn_flags;
582d23264a8SAndre Guedes
5838fa19098SJohan Hedberg __s8 adv_tx_power;
584c9ed0a70SLuiz Augusto von Dentz __u8 adv_data[HCI_MAX_EXT_AD_LENGTH];
5853f0f524bSJohan Hedberg __u8 adv_data_len;
586c9ed0a70SLuiz Augusto von Dentz __u8 scan_rsp_data[HCI_MAX_EXT_AD_LENGTH];
587f8e808bdSMarcel Holtmann __u8 scan_rsp_data_len;
588eca0ae4aSLuiz Augusto von Dentz __u8 per_adv_data[HCI_MAX_PER_AD_LENGTH];
589eca0ae4aSLuiz Augusto von Dentz __u8 per_adv_data_len;
5908fa19098SJohan Hedberg
591d2609b34SFlorian Grandel struct list_head adv_instances;
592d2609b34SFlorian Grandel unsigned int adv_instance_cnt;
593d2609b34SFlorian Grandel __u8 cur_adv_instance;
5945d900e46SFlorian Grandel __u16 adv_instance_timeout;
5955d900e46SFlorian Grandel struct delayed_work adv_instance_expire;
596203fea01SArman Uguray
597e5e1e7fdSMiao-chen Chou struct idr adv_monitors_idr;
598e5e1e7fdSMiao-chen Chou unsigned int adv_monitors_cnt;
599e5e1e7fdSMiao-chen Chou
600863efaf2SJohan Hedberg __u8 irk[16];
601d6bfd59cSJohan Hedberg __u32 rpa_timeout;
602d6bfd59cSJohan Hedberg struct delayed_work rpa_expired;
6032b5224dcSMarcel Holtmann bdaddr_t rpa;
604863efaf2SJohan Hedberg
605b338d917SBrian Gix struct delayed_work mesh_send_done;
606b338d917SBrian Gix
607c4f1f408SHoward Chung enum {
608c4f1f408SHoward Chung INTERLEAVE_SCAN_NONE,
609c4f1f408SHoward Chung INTERLEAVE_SCAN_NO_FILTER,
610c4f1f408SHoward Chung INTERLEAVE_SCAN_ALLOWLIST
611c4f1f408SHoward Chung } interleave_scan_state;
612c4f1f408SHoward Chung
613c4f1f408SHoward Chung struct delayed_work interleave_scan;
614c4f1f408SHoward Chung
6153368aa35SManish Mandlik struct list_head monitored_devices;
6168d7f1677SManish Mandlik bool advmon_pend_notify;
6173368aa35SManish Mandlik
61853f863a6SMarcel Holtmann #if IS_ENABLED(CONFIG_BT_LEDS)
6196d5d2ee6SHeiner Kallweit struct led_trigger *power_led;
62053f863a6SMarcel Holtmann #endif
6216d5d2ee6SHeiner Kallweit
622145373cbSMiao-chen Chou #if IS_ENABLED(CONFIG_BT_MSFTEXT)
623145373cbSMiao-chen Chou __u16 msft_opcode;
624145373cbSMiao-chen Chou void *msft_data;
625a61d6718SMarcel Holtmann bool msft_curve_validity;
626145373cbSMiao-chen Chou #endif
627145373cbSMiao-chen Chou
628f67743f9SMarcel Holtmann #if IS_ENABLED(CONFIG_BT_AOSPEXT)
629f67743f9SMarcel Holtmann bool aosp_capable;
630749a6c59SJoseph Hwang bool aosp_quality_report;
631f67743f9SMarcel Holtmann #endif
632f67743f9SMarcel Holtmann
6331da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev);
6341da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev);
6351da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev);
636f41c70c4SMarcel Holtmann int (*setup)(struct hci_dev *hdev);
637a44fecbdSTedd Ho-Jeong An int (*shutdown)(struct hci_dev *hdev);
6387bd8f09fSMarcel Holtmann int (*send)(struct hci_dev *hdev, struct sk_buff *skb);
6391da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt);
640c7741d16SMarcel Holtmann void (*hw_error)(struct hci_dev *hdev, u8 code);
64198a63aafSMarcel Holtmann int (*post_init)(struct hci_dev *hdev);
6424b4113d6SMarcel Holtmann int (*set_diag)(struct hci_dev *hdev, bool enable);
64324c457e2SMarcel Holtmann int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr);
644e2bef384SRajat Jain void (*cmd_timeout)(struct hci_dev *hdev);
645c9209b26SArchie Pusaka void (*reset)(struct hci_dev *hdev);
6464539ca67SLuiz Augusto von Dentz bool (*wakeup)(struct hci_dev *hdev);
647ae7d925bSJoseph Hwang int (*set_quality_report)(struct hci_dev *hdev, bool enable);
648248733e8SKiran K int (*get_data_path_id)(struct hci_dev *hdev, __u8 *data_path);
6499798fbdeSKiran K int (*get_codec_config_data)(struct hci_dev *hdev, __u8 type,
6509798fbdeSKiran K struct bt_codec *codec, __u8 *vnd_len,
6519798fbdeSKiran K __u8 **vnd_data);
6521da177e4SLinus Torvalds };
6531da177e4SLinus Torvalds
65453502d69SAndrei Emeltchenko #define HCI_PHY_HANDLE(handle) (handle & 0xff)
65553502d69SAndrei Emeltchenko
65676b13996SManish Mandlik enum conn_reasons {
65776b13996SManish Mandlik CONN_REASON_PAIR_DEVICE,
65876b13996SManish Mandlik CONN_REASON_L2CAP_CHAN,
65976b13996SManish Mandlik CONN_REASON_SCO_CONNECT,
66026afbd82SLuiz Augusto von Dentz CONN_REASON_ISO_CONNECT,
66176b13996SManish Mandlik };
66276b13996SManish Mandlik
6631da177e4SLinus Torvalds struct hci_conn {
6641da177e4SLinus Torvalds struct list_head list;
6651da177e4SLinus Torvalds
6661da177e4SLinus Torvalds atomic_t refcnt;
6671da177e4SLinus Torvalds
6681da177e4SLinus Torvalds bdaddr_t dst;
66929b7988aSAndre Guedes __u8 dst_type;
670662e8820SMarcel Holtmann bdaddr_t src;
671e7c4096eSMarcel Holtmann __u8 src_type;
672cb1d68f7SJohan Hedberg bdaddr_t init_addr;
673cb1d68f7SJohan Hedberg __u8 init_addr_type;
674cb1d68f7SJohan Hedberg bdaddr_t resp_addr;
675cb1d68f7SJohan Hedberg __u8 resp_addr_type;
6767087c4f6SLuiz Augusto von Dentz __u8 adv_instance;
6771da177e4SLinus Torvalds __u16 handle;
678eca0ae4aSLuiz Augusto von Dentz __u16 sync_handle;
6791da177e4SLinus Torvalds __u16 state;
680ad3f7986SSungwoo Kim __u16 mtu;
68104837f64SMarcel Holtmann __u8 mode;
6821da177e4SLinus Torvalds __u8 type;
68340bef302SJohan Hedberg __u8 role;
684a0c808b3SJohan Hedberg bool out;
6854c67bc74SMarcel Holtmann __u8 attempt;
6861da177e4SLinus Torvalds __u8 dev_class[3];
687cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8];
688a8746417SMarcel Holtmann __u16 pkt_type;
68904837f64SMarcel Holtmann __u16 link_policy;
69013d39315SWaldemar Rymarkiewicz __u8 key_type;
69140be492fSMarcel Holtmann __u8 auth_type;
6928c1b2355SMarcel Holtmann __u8 sec_level;
693765c2a96SJohan Hedberg __u8 pending_sec_level;
694980e1a53SJohan Hedberg __u8 pin_length;
695726b4ffcSVinicius Costa Gomes __u8 enc_key_size;
69617fa4b9dSJohan Hedberg __u8 io_capability;
69792a25256SJohan Hedberg __u32 passkey_notify;
69892a25256SJohan Hedberg __u8 passkey_entered;
699052b30b0SMarcel Holtmann __u16 disc_timeout;
70009ae260bSJohan Hedberg __u16 conn_timeout;
70110c62ddcSFrédéric Dalleau __u16 setting;
702302975cbSSpoorthi Ravishankar Koppad __u16 auth_payload_timeout;
7031e406eefSAndre Guedes __u16 le_conn_min_interval;
7041e406eefSAndre Guedes __u16 le_conn_max_interval;
705e04fde60SMarcel Holtmann __u16 le_conn_interval;
706e04fde60SMarcel Holtmann __u16 le_conn_latency;
707e04fde60SMarcel Holtmann __u16 le_supv_timeout;
708db08722fSLuiz Augusto von Dentz __u8 le_adv_data[HCI_MAX_EXT_AD_LENGTH];
709fd45ada9SAlfonso Acosta __u8 le_adv_data_len;
710eca0ae4aSLuiz Augusto von Dentz __u8 le_per_adv_data[HCI_MAX_PER_AD_LENGTH];
711eca0ae4aSLuiz Augusto von Dentz __u8 le_per_adv_data_len;
7121efd927dSLuiz Augusto von Dentz __u8 le_tx_phy;
7131efd927dSLuiz Augusto von Dentz __u8 le_rx_phy;
7145ae76a94SAndrzej Kaczmarek __s8 rssi;
7155a134faeSAndrzej Kaczmarek __s8 tx_power;
716d0455ed9SAndrzej Kaczmarek __s8 max_tx_power;
71726afbd82SLuiz Augusto von Dentz struct bt_iso_qos iso_qos;
71851a8efd7SJohan Hedberg unsigned long flags;
7191da177e4SLinus Torvalds
72076b13996SManish Mandlik enum conn_reasons conn_reason;
721a13f316eSLuiz Augusto von Dentz __u8 abort_reason;
72276b13996SManish Mandlik
72333f35721SJohan Hedberg __u32 clock;
72433f35721SJohan Hedberg __u16 clock_accuracy;
72533f35721SJohan Hedberg
726dd983808SAndrzej Kaczmarek unsigned long conn_info_timestamp;
727dd983808SAndrzej Kaczmarek
72803b555e1SJohan Hedberg __u8 remote_cap;
72903b555e1SJohan Hedberg __u8 remote_auth;
7303161ae1cSAndrei Emeltchenko __u8 remote_id;
73103b555e1SJohan Hedberg
7321da177e4SLinus Torvalds unsigned int sent;
7331da177e4SLinus Torvalds
7341da177e4SLinus Torvalds struct sk_buff_head data_q;
7352c33c06aSGustavo F. Padovan struct list_head chan_list;
7361da177e4SLinus Torvalds
73719c40e3bSGustavo F. Padovan struct delayed_work disc_work;
7387bc18d9dSJohan Hedberg struct delayed_work auto_accept_work;
739a74a84f6SJohan Hedberg struct delayed_work idle_work;
7409489eca4SJohan Hedberg struct delayed_work le_conn_timeout;
7411da177e4SLinus Torvalds
742b219e3acSMarcel Holtmann struct device dev;
74323b9ceb7SMarcel Holtmann struct dentry *debugfs;
744b219e3acSMarcel Holtmann
7451da177e4SLinus Torvalds struct hci_dev *hdev;
7461da177e4SLinus Torvalds void *l2cap_data;
7471da177e4SLinus Torvalds void *sco_data;
74826afbd82SLuiz Augusto von Dentz void *iso_data;
7491da177e4SLinus Torvalds
75006149746SLuiz Augusto von Dentz struct list_head link_list;
75106149746SLuiz Augusto von Dentz struct hci_conn *parent;
75206149746SLuiz Augusto von Dentz struct hci_link *link;
75306149746SLuiz Augusto von Dentz
754b2af264aSKiran K struct bt_codec codec;
755e9a416b5SJohan Hedberg
756e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status);
757e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status);
758e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason);
75926afbd82SLuiz Augusto von Dentz
76026afbd82SLuiz Augusto von Dentz void (*cleanup)(struct hci_conn *conn);
7611da177e4SLinus Torvalds };
7621da177e4SLinus Torvalds
76306149746SLuiz Augusto von Dentz struct hci_link {
76406149746SLuiz Augusto von Dentz struct list_head list;
76506149746SLuiz Augusto von Dentz struct hci_conn *conn;
76606149746SLuiz Augusto von Dentz };
76706149746SLuiz Augusto von Dentz
76873d80debSLuiz Augusto von Dentz struct hci_chan {
76973d80debSLuiz Augusto von Dentz struct list_head list;
77042c4e53eSAndrei Emeltchenko __u16 handle;
77173d80debSLuiz Augusto von Dentz struct hci_conn *conn;
77273d80debSLuiz Augusto von Dentz struct sk_buff_head data_q;
77373d80debSLuiz Augusto von Dentz unsigned int sent;
774168df8e5SMat Martineau __u8 state;
77573d80debSLuiz Augusto von Dentz };
77673d80debSLuiz Augusto von Dentz
77715819a70SAndre Guedes struct hci_conn_params {
77815819a70SAndre Guedes struct list_head list;
77993450c75SJohan Hedberg struct list_head action;
78015819a70SAndre Guedes
78115819a70SAndre Guedes bdaddr_t addr;
78215819a70SAndre Guedes u8 addr_type;
78315819a70SAndre Guedes
78415819a70SAndre Guedes u16 conn_min_interval;
78515819a70SAndre Guedes u16 conn_max_interval;
786f044eb05SMarcel Holtmann u16 conn_latency;
787f044eb05SMarcel Holtmann u16 supervision_timeout;
7889fcb18efSAndre Guedes
7899fcb18efSAndre Guedes enum {
7909fcb18efSAndre Guedes HCI_AUTO_CONN_DISABLED,
791a3451d27SJohan Hedberg HCI_AUTO_CONN_REPORT,
7924b9e7e75SMarcel Holtmann HCI_AUTO_CONN_DIRECT,
7939fcb18efSAndre Guedes HCI_AUTO_CONN_ALWAYS,
7949fcb18efSAndre Guedes HCI_AUTO_CONN_LINK_LOSS,
795158e9218SJakub Pawlowski HCI_AUTO_CONN_EXPLICIT,
7969fcb18efSAndre Guedes } auto_connect;
797f161dd41SJohan Hedberg
798f161dd41SJohan Hedberg struct hci_conn *conn;
799158e9218SJakub Pawlowski bool explicit_connect;
800195ef75eSPauli Virtanen /* Accessed without hdev->lock: */
801e1cff700SLinus Torvalds hci_conn_flags_t flags;
802853b70b5SLuiz Augusto von Dentz u8 privacy_mode;
80315819a70SAndre Guedes };
80415819a70SAndre Guedes
8051da177e4SLinus Torvalds extern struct list_head hci_dev_list;
8061da177e4SLinus Torvalds extern struct list_head hci_cb_list;
8071da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock;
808fba7ecf0SJohan Hedberg extern struct mutex hci_cb_list_lock;
8091da177e4SLinus Torvalds
810eacb44dfSMarcel Holtmann #define hci_dev_set_flag(hdev, nr) set_bit((nr), (hdev)->dev_flags)
811eacb44dfSMarcel Holtmann #define hci_dev_clear_flag(hdev, nr) clear_bit((nr), (hdev)->dev_flags)
812eacb44dfSMarcel Holtmann #define hci_dev_change_flag(hdev, nr) change_bit((nr), (hdev)->dev_flags)
813eacb44dfSMarcel Holtmann #define hci_dev_test_flag(hdev, nr) test_bit((nr), (hdev)->dev_flags)
814eacb44dfSMarcel Holtmann #define hci_dev_test_and_set_flag(hdev, nr) test_and_set_bit((nr), (hdev)->dev_flags)
815eacb44dfSMarcel Holtmann #define hci_dev_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), (hdev)->dev_flags)
816eacb44dfSMarcel Holtmann #define hci_dev_test_and_change_flag(hdev, nr) test_and_change_bit((nr), (hdev)->dev_flags)
817d7a5a11dSMarcel Holtmann
818eacb44dfSMarcel Holtmann #define hci_dev_clear_volatile_flags(hdev) \
819eacb44dfSMarcel Holtmann do { \
820eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_SCAN); \
821eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_ADV); \
8222eb71a3aSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LL_RPA_RESOLUTION);\
823eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_PERIODIC_INQ); \
824ae7d925bSJoseph Hwang hci_dev_clear_flag(hdev, HCI_QUALITY_REPORT); \
825eacb44dfSMarcel Holtmann } while (0)
826516018a9SMarcel Holtmann
8274fc9857aSLuiz Augusto von Dentz #define hci_dev_le_state_simultaneous(hdev) \
8284fc9857aSLuiz Augusto von Dentz (test_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks) && \
8294fc9857aSLuiz Augusto von Dentz (hdev->le_states[4] & 0x08) && /* Central */ \
8304fc9857aSLuiz Augusto von Dentz (hdev->le_states[4] & 0x40) && /* Peripheral */ \
8314fc9857aSLuiz Augusto von Dentz (hdev->le_states[3] & 0x10)) /* Simultaneous */
8324fc9857aSLuiz Augusto von Dentz
833686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */
834e74e58f8SJoe Perches int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr);
835e74e58f8SJoe Perches int l2cap_disconn_ind(struct hci_conn *hcon);
8369b4c3336SArron Wang void l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags);
837686ebf28SUlisses Furquim
838ff50e8afSArron Wang #if IS_ENABLED(CONFIG_BT_BREDR)
839e74e58f8SJoe Perches int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags);
8409b4c3336SArron Wang void sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb);
841ff50e8afSArron Wang #else
sco_connect_ind(struct hci_dev * hdev,bdaddr_t * bdaddr,__u8 * flags)842ff50e8afSArron Wang static inline int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr,
843ff50e8afSArron Wang __u8 *flags)
844ff50e8afSArron Wang {
845ff50e8afSArron Wang return 0;
846ff50e8afSArron Wang }
847ff50e8afSArron Wang
sco_recv_scodata(struct hci_conn * hcon,struct sk_buff * skb)848ff50e8afSArron Wang static inline void sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb)
849ff50e8afSArron Wang {
850ff50e8afSArron Wang }
851ff50e8afSArron Wang #endif
852686ebf28SUlisses Furquim
853ccf74f23SLuiz Augusto von Dentz #if IS_ENABLED(CONFIG_BT_LE)
854ccf74f23SLuiz Augusto von Dentz int iso_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags);
855ccf74f23SLuiz Augusto von Dentz void iso_recv(struct hci_conn *hcon, struct sk_buff *skb, u16 flags);
856ccf74f23SLuiz Augusto von Dentz #else
iso_connect_ind(struct hci_dev * hdev,bdaddr_t * bdaddr,__u8 * flags)857ccf74f23SLuiz Augusto von Dentz static inline int iso_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr,
858ccf74f23SLuiz Augusto von Dentz __u8 *flags)
859ccf74f23SLuiz Augusto von Dentz {
860ccf74f23SLuiz Augusto von Dentz return 0;
861ccf74f23SLuiz Augusto von Dentz }
iso_recv(struct hci_conn * hcon,struct sk_buff * skb,u16 flags)862ccf74f23SLuiz Augusto von Dentz static inline void iso_recv(struct hci_conn *hcon, struct sk_buff *skb,
863ccf74f23SLuiz Augusto von Dentz u16 flags)
864ccf74f23SLuiz Augusto von Dentz {
865ccf74f23SLuiz Augusto von Dentz }
866ccf74f23SLuiz Augusto von Dentz #endif
867ccf74f23SLuiz Augusto von Dentz
8681da177e4SLinus Torvalds /* ----- Inquiry cache ----- */
86970f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */
87070f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */
8711da177e4SLinus Torvalds
discovery_init(struct hci_dev * hdev)87230883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev)
8731da177e4SLinus Torvalds {
874ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED;
87530883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all);
87630883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown);
87730883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve);
878da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true;
87937eab042SJakub Pawlowski hdev->discovery.rssi = HCI_RSSI_INVALID;
8801da177e4SLinus Torvalds }
8811da177e4SLinus Torvalds
hci_discovery_filter_clear(struct hci_dev * hdev)8820256325eSMarcel Holtmann static inline void hci_discovery_filter_clear(struct hci_dev *hdev)
8830256325eSMarcel Holtmann {
88482f8b651SJakub Pawlowski hdev->discovery.result_filtering = false;
885da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true;
8860256325eSMarcel Holtmann hdev->discovery.rssi = HCI_RSSI_INVALID;
8870256325eSMarcel Holtmann hdev->discovery.uuid_count = 0;
8880256325eSMarcel Holtmann kfree(hdev->discovery.uuids);
8890256325eSMarcel Holtmann hdev->discovery.uuids = NULL;
8902d28cfe7SJakub Pawlowski hdev->discovery.scan_start = 0;
8912d28cfe7SJakub Pawlowski hdev->discovery.scan_duration = 0;
8920256325eSMarcel Holtmann }
8930256325eSMarcel Holtmann
89430dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev);
89530dc78e1SJohan Hedberg
896ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state);
897ff9ef578SJohan Hedberg
inquiry_cache_empty(struct hci_dev * hdev)8981da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev)
8991da177e4SLinus Torvalds {
90030883512SJohan Hedberg return list_empty(&hdev->discovery.all);
9011da177e4SLinus Torvalds }
9021da177e4SLinus Torvalds
inquiry_cache_age(struct hci_dev * hdev)9031da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev)
9041da177e4SLinus Torvalds {
90530883512SJohan Hedberg struct discovery_state *c = &hdev->discovery;
9061da177e4SLinus Torvalds return jiffies - c->timestamp;
9071da177e4SLinus Torvalds }
9081da177e4SLinus Torvalds
inquiry_entry_age(struct inquiry_entry * e)9091da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e)
9101da177e4SLinus Torvalds {
9111da177e4SLinus Torvalds return jiffies - e->timestamp;
9121da177e4SLinus Torvalds }
9131da177e4SLinus Torvalds
9145a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev,
9155a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr);
916561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev,
917561aafbcSJohan Hedberg bdaddr_t *bdaddr);
91830dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev,
91930dc78e1SJohan Hedberg bdaddr_t *bdaddr,
92030dc78e1SJohan Hedberg int state);
921a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev,
922a3d4e20aSJohan Hedberg struct inquiry_entry *ie);
923af58925cSMarcel Holtmann u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data,
924af58925cSMarcel Holtmann bool name_known);
9251f9b9a5dSAndre Guedes void hci_inquiry_cache_flush(struct hci_dev *hdev);
9261da177e4SLinus Torvalds
9271da177e4SLinus Torvalds /* ----- HCI Connections ----- */
9281da177e4SLinus Torvalds enum {
9291da177e4SLinus Torvalds HCI_CONN_AUTH_PEND,
9301da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND,
93104837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND,
93204837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND,
933e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND,
934b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED,
93558a681efSJohan Hedberg HCI_CONN_SSP_ENABLED,
936eb9a8f3fSMarcel Holtmann HCI_CONN_SC_ENABLED,
937abf76badSMarcel Holtmann HCI_CONN_AES_CCM,
93858a681efSJohan Hedberg HCI_CONN_POWER_SAVE,
939af6a9c32SJohan Hedberg HCI_CONN_FLUSH_KEY,
9404dae2798SJohan Hedberg HCI_CONN_ENCRYPT,
9414dae2798SJohan Hedberg HCI_CONN_AUTH,
9424dae2798SJohan Hedberg HCI_CONN_SECURE,
9434dae2798SJohan Hedberg HCI_CONN_FIPS,
944fe59a05fSJohan Hedberg HCI_CONN_STK_ENCRYPT,
945977f8fceSJohan Hedberg HCI_CONN_AUTH_INITIATOR,
946f94b665dSJohan Hedberg HCI_CONN_DROP,
947b62e7220SLuiz Augusto von Dentz HCI_CONN_CANCEL,
94889cbb063SAlfonso Acosta HCI_CONN_PARAM_REMOVAL_PEND,
949fe8bc5acSJohan Hedberg HCI_CONN_NEW_LINK_KEY,
950158e9218SJakub Pawlowski HCI_CONN_SCANNING,
951160b9251SSzymon Janc HCI_CONN_AUTH_FAILURE,
952eca0ae4aSLuiz Augusto von Dentz HCI_CONN_PER_ADV,
953a0bfde16SIulia Tanasescu HCI_CONN_BIG_CREATED,
9547f74563eSPauli Virtanen HCI_CONN_CREATE_CIS,
955f777d882SIulia Tanasescu HCI_CONN_BIG_SYNC,
956f777d882SIulia Tanasescu HCI_CONN_BIG_SYNC_FAILED,
957fbdc4bc4SIulia Tanasescu HCI_CONN_PA_SYNC,
958fbdc4bc4SIulia Tanasescu HCI_CONN_PA_SYNC_FAILED,
9591da177e4SLinus Torvalds };
9601da177e4SLinus Torvalds
hci_conn_ssp_enabled(struct hci_conn * conn)961aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn)
962aa64a8b5SJohan Hedberg {
963aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev;
964d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SSP_ENABLED) &&
965c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags);
966aa64a8b5SJohan Hedberg }
967aa64a8b5SJohan Hedberg
hci_conn_sc_enabled(struct hci_conn * conn)968eb9a8f3fSMarcel Holtmann static inline bool hci_conn_sc_enabled(struct hci_conn *conn)
969eb9a8f3fSMarcel Holtmann {
970eb9a8f3fSMarcel Holtmann struct hci_dev *hdev = conn->hdev;
971d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SC_ENABLED) &&
972eb9a8f3fSMarcel Holtmann test_bit(HCI_CONN_SC_ENABLED, &conn->flags);
973eb9a8f3fSMarcel Holtmann }
974eb9a8f3fSMarcel Holtmann
hci_conn_hash_add(struct hci_dev * hdev,struct hci_conn * c)9751da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)
9761da177e4SLinus Torvalds {
9771da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash;
978d4b20f0bSLuiz Augusto von Dentz list_add_tail_rcu(&c->list, &h->list);
979fcd89c09SVille Tervo switch (c->type) {
980fcd89c09SVille Tervo case ACL_LINK:
9811da177e4SLinus Torvalds h->acl_num++;
982fcd89c09SVille Tervo break;
983fcd89c09SVille Tervo case LE_LINK:
984fcd89c09SVille Tervo h->le_num++;
985f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE)
98639bc74caSArchie Pusaka h->le_num_peripheral++;
987fcd89c09SVille Tervo break;
988fcd89c09SVille Tervo case SCO_LINK:
989fcd89c09SVille Tervo case ESCO_LINK:
9901da177e4SLinus Torvalds h->sco_num++;
991fcd89c09SVille Tervo break;
99226afbd82SLuiz Augusto von Dentz case ISO_LINK:
99326afbd82SLuiz Augusto von Dentz h->iso_num++;
99426afbd82SLuiz Augusto von Dentz break;
995fcd89c09SVille Tervo }
9961da177e4SLinus Torvalds }
9971da177e4SLinus Torvalds
hci_conn_hash_del(struct hci_dev * hdev,struct hci_conn * c)9981da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c)
9991da177e4SLinus Torvalds {
10001da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash;
1001bf4c6325SGustavo F. Padovan
1002bf4c6325SGustavo F. Padovan list_del_rcu(&c->list);
1003bf4c6325SGustavo F. Padovan synchronize_rcu();
1004bf4c6325SGustavo F. Padovan
1005fcd89c09SVille Tervo switch (c->type) {
1006fcd89c09SVille Tervo case ACL_LINK:
10071da177e4SLinus Torvalds h->acl_num--;
1008fcd89c09SVille Tervo break;
1009fcd89c09SVille Tervo case LE_LINK:
1010fcd89c09SVille Tervo h->le_num--;
1011f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE)
101239bc74caSArchie Pusaka h->le_num_peripheral--;
1013fcd89c09SVille Tervo break;
1014fcd89c09SVille Tervo case SCO_LINK:
1015fcd89c09SVille Tervo case ESCO_LINK:
10161da177e4SLinus Torvalds h->sco_num--;
1017fcd89c09SVille Tervo break;
101826afbd82SLuiz Augusto von Dentz case ISO_LINK:
101926afbd82SLuiz Augusto von Dentz h->iso_num--;
102026afbd82SLuiz Augusto von Dentz break;
1021fcd89c09SVille Tervo }
10221da177e4SLinus Torvalds }
10231da177e4SLinus Torvalds
hci_conn_num(struct hci_dev * hdev,__u8 type)102452087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type)
102552087a79SLuiz Augusto von Dentz {
102652087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash;
102752087a79SLuiz Augusto von Dentz switch (type) {
102852087a79SLuiz Augusto von Dentz case ACL_LINK:
102952087a79SLuiz Augusto von Dentz return h->acl_num;
103052087a79SLuiz Augusto von Dentz case LE_LINK:
103152087a79SLuiz Augusto von Dentz return h->le_num;
103252087a79SLuiz Augusto von Dentz case SCO_LINK:
103352087a79SLuiz Augusto von Dentz case ESCO_LINK:
103452087a79SLuiz Augusto von Dentz return h->sco_num;
103526afbd82SLuiz Augusto von Dentz case ISO_LINK:
103626afbd82SLuiz Augusto von Dentz return h->iso_num;
103752087a79SLuiz Augusto von Dentz default:
103852087a79SLuiz Augusto von Dentz return 0;
103952087a79SLuiz Augusto von Dentz }
104052087a79SLuiz Augusto von Dentz }
104152087a79SLuiz Augusto von Dentz
hci_conn_count(struct hci_dev * hdev)1042f4f07505SJohan Hedberg static inline unsigned int hci_conn_count(struct hci_dev *hdev)
1043f4f07505SJohan Hedberg {
1044f4f07505SJohan Hedberg struct hci_conn_hash *c = &hdev->conn_hash;
1045f4f07505SJohan Hedberg
10465af2e235SLuiz Augusto von Dentz return c->acl_num + c->sco_num + c->le_num + c->iso_num;
1047f4f07505SJohan Hedberg }
1048f4f07505SJohan Hedberg
hci_conn_lookup_type(struct hci_dev * hdev,__u16 handle)1049845472e8SMarcel Holtmann static inline __u8 hci_conn_lookup_type(struct hci_dev *hdev, __u16 handle)
1050845472e8SMarcel Holtmann {
1051845472e8SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash;
1052845472e8SMarcel Holtmann struct hci_conn *c;
1053845472e8SMarcel Holtmann __u8 type = INVALID_LINK;
1054845472e8SMarcel Holtmann
1055845472e8SMarcel Holtmann rcu_read_lock();
1056845472e8SMarcel Holtmann
1057845472e8SMarcel Holtmann list_for_each_entry_rcu(c, &h->list, list) {
1058845472e8SMarcel Holtmann if (c->handle == handle) {
1059845472e8SMarcel Holtmann type = c->type;
1060845472e8SMarcel Holtmann break;
1061845472e8SMarcel Holtmann }
1062845472e8SMarcel Holtmann }
1063845472e8SMarcel Holtmann
1064845472e8SMarcel Holtmann rcu_read_unlock();
1065845472e8SMarcel Holtmann
1066845472e8SMarcel Holtmann return type;
1067845472e8SMarcel Holtmann }
1068845472e8SMarcel Holtmann
hci_conn_hash_lookup_bis(struct hci_dev * hdev,bdaddr_t * ba,__u8 bis)1069eca0ae4aSLuiz Augusto von Dentz static inline struct hci_conn *hci_conn_hash_lookup_bis(struct hci_dev *hdev,
10706a42e9bfSIulia Tanasescu bdaddr_t *ba, __u8 bis)
1071eca0ae4aSLuiz Augusto von Dentz {
1072eca0ae4aSLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash;
1073eca0ae4aSLuiz Augusto von Dentz struct hci_conn *c;
1074eca0ae4aSLuiz Augusto von Dentz
1075eca0ae4aSLuiz Augusto von Dentz rcu_read_lock();
1076eca0ae4aSLuiz Augusto von Dentz
1077eca0ae4aSLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) {
1078eca0ae4aSLuiz Augusto von Dentz if (bacmp(&c->dst, ba) || c->type != ISO_LINK)
1079eca0ae4aSLuiz Augusto von Dentz continue;
1080eca0ae4aSLuiz Augusto von Dentz
10816a42e9bfSIulia Tanasescu if (c->iso_qos.bcast.bis == bis) {
1082eca0ae4aSLuiz Augusto von Dentz rcu_read_unlock();
1083eca0ae4aSLuiz Augusto von Dentz return c;
1084eca0ae4aSLuiz Augusto von Dentz }
1085eca0ae4aSLuiz Augusto von Dentz }
1086eca0ae4aSLuiz Augusto von Dentz rcu_read_unlock();
1087eca0ae4aSLuiz Augusto von Dentz
1088eca0ae4aSLuiz Augusto von Dentz return NULL;
1089eca0ae4aSLuiz Augusto von Dentz }
1090eca0ae4aSLuiz Augusto von Dentz
1091a0bfde16SIulia Tanasescu static inline struct hci_conn *
hci_conn_hash_lookup_per_adv_bis(struct hci_dev * hdev,bdaddr_t * ba,__u8 big,__u8 bis)1092a0bfde16SIulia Tanasescu hci_conn_hash_lookup_per_adv_bis(struct hci_dev *hdev,
1093a0bfde16SIulia Tanasescu bdaddr_t *ba,
1094a0bfde16SIulia Tanasescu __u8 big, __u8 bis)
1095a0bfde16SIulia Tanasescu {
1096a0bfde16SIulia Tanasescu struct hci_conn_hash *h = &hdev->conn_hash;
1097a0bfde16SIulia Tanasescu struct hci_conn *c;
1098a0bfde16SIulia Tanasescu
1099a0bfde16SIulia Tanasescu rcu_read_lock();
1100a0bfde16SIulia Tanasescu
1101a0bfde16SIulia Tanasescu list_for_each_entry_rcu(c, &h->list, list) {
1102a0bfde16SIulia Tanasescu if (bacmp(&c->dst, ba) || c->type != ISO_LINK ||
1103a0bfde16SIulia Tanasescu !test_bit(HCI_CONN_PER_ADV, &c->flags))
1104a0bfde16SIulia Tanasescu continue;
1105a0bfde16SIulia Tanasescu
1106a0bfde16SIulia Tanasescu if (c->iso_qos.bcast.big == big &&
1107a0bfde16SIulia Tanasescu c->iso_qos.bcast.bis == bis) {
1108a0bfde16SIulia Tanasescu rcu_read_unlock();
1109a0bfde16SIulia Tanasescu return c;
1110a0bfde16SIulia Tanasescu }
1111a0bfde16SIulia Tanasescu }
1112a0bfde16SIulia Tanasescu rcu_read_unlock();
1113a0bfde16SIulia Tanasescu
1114a0bfde16SIulia Tanasescu return NULL;
1115a0bfde16SIulia Tanasescu }
1116a0bfde16SIulia Tanasescu
hci_conn_hash_lookup_handle(struct hci_dev * hdev,__u16 handle)11171da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev,
11181da177e4SLinus Torvalds __u16 handle)
11191da177e4SLinus Torvalds {
11201da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash;
11211da177e4SLinus Torvalds struct hci_conn *c;
11221da177e4SLinus Torvalds
1123bf4c6325SGustavo F. Padovan rcu_read_lock();
1124bf4c6325SGustavo F. Padovan
1125bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) {
1126bf4c6325SGustavo F. Padovan if (c->handle == handle) {
1127bf4c6325SGustavo F. Padovan rcu_read_unlock();
11281da177e4SLinus Torvalds return c;
11291da177e4SLinus Torvalds }
1130bf4c6325SGustavo F. Padovan }
1131bf4c6325SGustavo F. Padovan rcu_read_unlock();
1132bf4c6325SGustavo F. Padovan
11331da177e4SLinus Torvalds return NULL;
11341da177e4SLinus Torvalds }
11351da177e4SLinus Torvalds
hci_conn_hash_lookup_ba(struct hci_dev * hdev,__u8 type,bdaddr_t * ba)11361da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev,
11371da177e4SLinus Torvalds __u8 type, bdaddr_t *ba)
11381da177e4SLinus Torvalds {
11391da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash;
11401da177e4SLinus Torvalds struct hci_conn *c;
11411da177e4SLinus Torvalds
1142bf4c6325SGustavo F. Padovan rcu_read_lock();
1143bf4c6325SGustavo F. Padovan
1144bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) {
1145bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) {
1146bf4c6325SGustavo F. Padovan rcu_read_unlock();
11471da177e4SLinus Torvalds return c;
11481da177e4SLinus Torvalds }
1149bf4c6325SGustavo F. Padovan }
1150bf4c6325SGustavo F. Padovan
1151bf4c6325SGustavo F. Padovan rcu_read_unlock();
1152bf4c6325SGustavo F. Padovan
11531da177e4SLinus Torvalds return NULL;
11541da177e4SLinus Torvalds }
11551da177e4SLinus Torvalds
hci_conn_hash_lookup_le(struct hci_dev * hdev,bdaddr_t * ba,__u8 ba_type)11561b51c7b6SJohan Hedberg static inline struct hci_conn *hci_conn_hash_lookup_le(struct hci_dev *hdev,
11571b51c7b6SJohan Hedberg bdaddr_t *ba,
11581b51c7b6SJohan Hedberg __u8 ba_type)
11591b51c7b6SJohan Hedberg {
11601b51c7b6SJohan Hedberg struct hci_conn_hash *h = &hdev->conn_hash;
11611b51c7b6SJohan Hedberg struct hci_conn *c;
11621b51c7b6SJohan Hedberg
11631b51c7b6SJohan Hedberg rcu_read_lock();
11641b51c7b6SJohan Hedberg
11651b51c7b6SJohan Hedberg list_for_each_entry_rcu(c, &h->list, list) {
11661b51c7b6SJohan Hedberg if (c->type != LE_LINK)
11671b51c7b6SJohan Hedberg continue;
11681b51c7b6SJohan Hedberg
11691b51c7b6SJohan Hedberg if (ba_type == c->dst_type && !bacmp(&c->dst, ba)) {
11701b51c7b6SJohan Hedberg rcu_read_unlock();
11711b51c7b6SJohan Hedberg return c;
11721b51c7b6SJohan Hedberg }
11731b51c7b6SJohan Hedberg }
11741b51c7b6SJohan Hedberg
11751b51c7b6SJohan Hedberg rcu_read_unlock();
11761b51c7b6SJohan Hedberg
11771b51c7b6SJohan Hedberg return NULL;
11781b51c7b6SJohan Hedberg }
11791b51c7b6SJohan Hedberg
hci_conn_hash_lookup_cis(struct hci_dev * hdev,bdaddr_t * ba,__u8 ba_type,__u8 cig,__u8 id)118026afbd82SLuiz Augusto von Dentz static inline struct hci_conn *hci_conn_hash_lookup_cis(struct hci_dev *hdev,
118126afbd82SLuiz Augusto von Dentz bdaddr_t *ba,
1182c14516faSLuiz Augusto von Dentz __u8 ba_type,
1183c14516faSLuiz Augusto von Dentz __u8 cig,
1184c14516faSLuiz Augusto von Dentz __u8 id)
118526afbd82SLuiz Augusto von Dentz {
118626afbd82SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash;
118726afbd82SLuiz Augusto von Dentz struct hci_conn *c;
118826afbd82SLuiz Augusto von Dentz
118926afbd82SLuiz Augusto von Dentz rcu_read_lock();
119026afbd82SLuiz Augusto von Dentz
119126afbd82SLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) {
1192b5793de3SPauli Virtanen if (c->type != ISO_LINK || !bacmp(&c->dst, BDADDR_ANY))
119326afbd82SLuiz Augusto von Dentz continue;
119426afbd82SLuiz Augusto von Dentz
1195c14516faSLuiz Augusto von Dentz /* Match CIG ID if set */
1196a07a95bcSLuiz Augusto von Dentz if (cig != c->iso_qos.ucast.cig)
1197c14516faSLuiz Augusto von Dentz continue;
1198c14516faSLuiz Augusto von Dentz
1199c14516faSLuiz Augusto von Dentz /* Match CIS ID if set */
1200a07a95bcSLuiz Augusto von Dentz if (id != c->iso_qos.ucast.cis)
1201c14516faSLuiz Augusto von Dentz continue;
1202c14516faSLuiz Augusto von Dentz
120371e95884SPauli Virtanen /* Match destination address if set */
120471e95884SPauli Virtanen if (!ba || (ba_type == c->dst_type && !bacmp(&c->dst, ba))) {
120526afbd82SLuiz Augusto von Dentz rcu_read_unlock();
120626afbd82SLuiz Augusto von Dentz return c;
120726afbd82SLuiz Augusto von Dentz }
120826afbd82SLuiz Augusto von Dentz }
120926afbd82SLuiz Augusto von Dentz
121026afbd82SLuiz Augusto von Dentz rcu_read_unlock();
121126afbd82SLuiz Augusto von Dentz
121226afbd82SLuiz Augusto von Dentz return NULL;
121326afbd82SLuiz Augusto von Dentz }
121426afbd82SLuiz Augusto von Dentz
hci_conn_hash_lookup_cig(struct hci_dev * hdev,__u8 handle)121526afbd82SLuiz Augusto von Dentz static inline struct hci_conn *hci_conn_hash_lookup_cig(struct hci_dev *hdev,
121626afbd82SLuiz Augusto von Dentz __u8 handle)
121726afbd82SLuiz Augusto von Dentz {
121826afbd82SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash;
121926afbd82SLuiz Augusto von Dentz struct hci_conn *c;
122026afbd82SLuiz Augusto von Dentz
122126afbd82SLuiz Augusto von Dentz rcu_read_lock();
122226afbd82SLuiz Augusto von Dentz
122326afbd82SLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) {
1224b5793de3SPauli Virtanen if (c->type != ISO_LINK || !bacmp(&c->dst, BDADDR_ANY))
122526afbd82SLuiz Augusto von Dentz continue;
122626afbd82SLuiz Augusto von Dentz
12270fe8c8d0SIulia Tanasescu if (handle == c->iso_qos.ucast.cig) {
122826afbd82SLuiz Augusto von Dentz rcu_read_unlock();
122926afbd82SLuiz Augusto von Dentz return c;
123026afbd82SLuiz Augusto von Dentz }
123126afbd82SLuiz Augusto von Dentz }
123226afbd82SLuiz Augusto von Dentz
123326afbd82SLuiz Augusto von Dentz rcu_read_unlock();
123426afbd82SLuiz Augusto von Dentz
123526afbd82SLuiz Augusto von Dentz return NULL;
123626afbd82SLuiz Augusto von Dentz }
123726afbd82SLuiz Augusto von Dentz
hci_conn_hash_lookup_big(struct hci_dev * hdev,__u8 handle)1238eca0ae4aSLuiz Augusto von Dentz static inline struct hci_conn *hci_conn_hash_lookup_big(struct hci_dev *hdev,
1239eca0ae4aSLuiz Augusto von Dentz __u8 handle)
1240eca0ae4aSLuiz Augusto von Dentz {
1241eca0ae4aSLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash;
1242eca0ae4aSLuiz Augusto von Dentz struct hci_conn *c;
1243eca0ae4aSLuiz Augusto von Dentz
1244eca0ae4aSLuiz Augusto von Dentz rcu_read_lock();
1245eca0ae4aSLuiz Augusto von Dentz
1246eca0ae4aSLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) {
1247eca0ae4aSLuiz Augusto von Dentz if (bacmp(&c->dst, BDADDR_ANY) || c->type != ISO_LINK)
1248eca0ae4aSLuiz Augusto von Dentz continue;
1249eca0ae4aSLuiz Augusto von Dentz
12500fe8c8d0SIulia Tanasescu if (handle == c->iso_qos.bcast.big) {
1251eca0ae4aSLuiz Augusto von Dentz rcu_read_unlock();
1252eca0ae4aSLuiz Augusto von Dentz return c;
1253eca0ae4aSLuiz Augusto von Dentz }
1254eca0ae4aSLuiz Augusto von Dentz }
1255eca0ae4aSLuiz Augusto von Dentz
1256eca0ae4aSLuiz Augusto von Dentz rcu_read_unlock();
1257eca0ae4aSLuiz Augusto von Dentz
1258eca0ae4aSLuiz Augusto von Dentz return NULL;
1259eca0ae4aSLuiz Augusto von Dentz }
1260eca0ae4aSLuiz Augusto von Dentz
hci_conn_hash_lookup_big_any_dst(struct hci_dev * hdev,__u8 handle)1261f777d882SIulia Tanasescu static inline struct hci_conn *hci_conn_hash_lookup_big_any_dst(struct hci_dev *hdev,
1262f777d882SIulia Tanasescu __u8 handle)
1263f777d882SIulia Tanasescu {
1264f777d882SIulia Tanasescu struct hci_conn_hash *h = &hdev->conn_hash;
1265f777d882SIulia Tanasescu struct hci_conn *c;
1266f777d882SIulia Tanasescu
1267f777d882SIulia Tanasescu rcu_read_lock();
1268f777d882SIulia Tanasescu
1269f777d882SIulia Tanasescu list_for_each_entry_rcu(c, &h->list, list) {
1270f777d882SIulia Tanasescu if (c->type != ISO_LINK)
1271f777d882SIulia Tanasescu continue;
1272f777d882SIulia Tanasescu
1273fbdc4bc4SIulia Tanasescu if (handle != BT_ISO_QOS_BIG_UNSET && handle == c->iso_qos.bcast.big) {
1274f777d882SIulia Tanasescu rcu_read_unlock();
1275f777d882SIulia Tanasescu return c;
1276f777d882SIulia Tanasescu }
1277f777d882SIulia Tanasescu }
1278f777d882SIulia Tanasescu
1279f777d882SIulia Tanasescu rcu_read_unlock();
1280f777d882SIulia Tanasescu
1281f777d882SIulia Tanasescu return NULL;
1282f777d882SIulia Tanasescu }
1283f777d882SIulia Tanasescu
1284fbdc4bc4SIulia Tanasescu static inline struct hci_conn *
hci_conn_hash_lookup_pa_sync_big_handle(struct hci_dev * hdev,__u8 big)128523417475SIulia Tanasescu hci_conn_hash_lookup_pa_sync_big_handle(struct hci_dev *hdev, __u8 big)
1286fbdc4bc4SIulia Tanasescu {
1287fbdc4bc4SIulia Tanasescu struct hci_conn_hash *h = &hdev->conn_hash;
1288fbdc4bc4SIulia Tanasescu struct hci_conn *c;
1289fbdc4bc4SIulia Tanasescu
1290fbdc4bc4SIulia Tanasescu rcu_read_lock();
1291fbdc4bc4SIulia Tanasescu
1292fbdc4bc4SIulia Tanasescu list_for_each_entry_rcu(c, &h->list, list) {
1293fbdc4bc4SIulia Tanasescu if (c->type != ISO_LINK ||
1294fbdc4bc4SIulia Tanasescu !test_bit(HCI_CONN_PA_SYNC, &c->flags))
1295fbdc4bc4SIulia Tanasescu continue;
1296fbdc4bc4SIulia Tanasescu
1297fbdc4bc4SIulia Tanasescu if (c->iso_qos.bcast.big == big) {
1298fbdc4bc4SIulia Tanasescu rcu_read_unlock();
1299fbdc4bc4SIulia Tanasescu return c;
1300fbdc4bc4SIulia Tanasescu }
1301fbdc4bc4SIulia Tanasescu }
1302fbdc4bc4SIulia Tanasescu rcu_read_unlock();
1303fbdc4bc4SIulia Tanasescu
1304fbdc4bc4SIulia Tanasescu return NULL;
1305fbdc4bc4SIulia Tanasescu }
1306fbdc4bc4SIulia Tanasescu
130723417475SIulia Tanasescu static inline struct hci_conn *
hci_conn_hash_lookup_pa_sync_handle(struct hci_dev * hdev,__u16 sync_handle)130823417475SIulia Tanasescu hci_conn_hash_lookup_pa_sync_handle(struct hci_dev *hdev, __u16 sync_handle)
130923417475SIulia Tanasescu {
131023417475SIulia Tanasescu struct hci_conn_hash *h = &hdev->conn_hash;
131123417475SIulia Tanasescu struct hci_conn *c;
131223417475SIulia Tanasescu
131323417475SIulia Tanasescu rcu_read_lock();
131423417475SIulia Tanasescu
131523417475SIulia Tanasescu list_for_each_entry_rcu(c, &h->list, list) {
131623417475SIulia Tanasescu if (c->type != ISO_LINK ||
131723417475SIulia Tanasescu !test_bit(HCI_CONN_PA_SYNC, &c->flags))
131823417475SIulia Tanasescu continue;
131923417475SIulia Tanasescu
132023417475SIulia Tanasescu if (c->sync_handle == sync_handle) {
132123417475SIulia Tanasescu rcu_read_unlock();
132223417475SIulia Tanasescu return c;
132323417475SIulia Tanasescu }
132423417475SIulia Tanasescu }
132523417475SIulia Tanasescu rcu_read_unlock();
132623417475SIulia Tanasescu
132723417475SIulia Tanasescu return NULL;
132823417475SIulia Tanasescu }
132923417475SIulia Tanasescu
hci_conn_hash_lookup_state(struct hci_dev * hdev,__u8 type,__u16 state)13304c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev,
13314c67bc74SMarcel Holtmann __u8 type, __u16 state)
13324c67bc74SMarcel Holtmann {
13334c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash;
13344c67bc74SMarcel Holtmann struct hci_conn *c;
13354c67bc74SMarcel Holtmann
1336bf4c6325SGustavo F. Padovan rcu_read_lock();
1337bf4c6325SGustavo F. Padovan
1338bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) {
1339bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) {
1340bf4c6325SGustavo F. Padovan rcu_read_unlock();
13414c67bc74SMarcel Holtmann return c;
13424c67bc74SMarcel Holtmann }
1343bf4c6325SGustavo F. Padovan }
1344bf4c6325SGustavo F. Padovan
1345bf4c6325SGustavo F. Padovan rcu_read_unlock();
1346bf4c6325SGustavo F. Padovan
13474c67bc74SMarcel Holtmann return NULL;
13484c67bc74SMarcel Holtmann }
13494c67bc74SMarcel Holtmann
135026afbd82SLuiz Augusto von Dentz typedef void (*hci_conn_func_t)(struct hci_conn *conn, void *data);
hci_conn_hash_list_state(struct hci_dev * hdev,hci_conn_func_t func,__u8 type,__u16 state,void * data)135126afbd82SLuiz Augusto von Dentz static inline void hci_conn_hash_list_state(struct hci_dev *hdev,
135226afbd82SLuiz Augusto von Dentz hci_conn_func_t func, __u8 type,
135326afbd82SLuiz Augusto von Dentz __u16 state, void *data)
135426afbd82SLuiz Augusto von Dentz {
135526afbd82SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash;
135626afbd82SLuiz Augusto von Dentz struct hci_conn *c;
135726afbd82SLuiz Augusto von Dentz
135826afbd82SLuiz Augusto von Dentz if (!func)
135926afbd82SLuiz Augusto von Dentz return;
136026afbd82SLuiz Augusto von Dentz
136126afbd82SLuiz Augusto von Dentz rcu_read_lock();
136226afbd82SLuiz Augusto von Dentz
136326afbd82SLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) {
136426afbd82SLuiz Augusto von Dentz if (c->type == type && c->state == state)
136526afbd82SLuiz Augusto von Dentz func(c, data);
136626afbd82SLuiz Augusto von Dentz }
136726afbd82SLuiz Augusto von Dentz
136826afbd82SLuiz Augusto von Dentz rcu_read_unlock();
136926afbd82SLuiz Augusto von Dentz }
137026afbd82SLuiz Augusto von Dentz
hci_lookup_le_connect(struct hci_dev * hdev)1371e7d9ab73SJakub Pawlowski static inline struct hci_conn *hci_lookup_le_connect(struct hci_dev *hdev)
1372e7d9ab73SJakub Pawlowski {
1373e7d9ab73SJakub Pawlowski struct hci_conn_hash *h = &hdev->conn_hash;
1374e7d9ab73SJakub Pawlowski struct hci_conn *c;
1375e7d9ab73SJakub Pawlowski
1376e7d9ab73SJakub Pawlowski rcu_read_lock();
1377e7d9ab73SJakub Pawlowski
1378e7d9ab73SJakub Pawlowski list_for_each_entry_rcu(c, &h->list, list) {
1379e7d9ab73SJakub Pawlowski if (c->type == LE_LINK && c->state == BT_CONNECT &&
1380e7d9ab73SJakub Pawlowski !test_bit(HCI_CONN_SCANNING, &c->flags)) {
1381e7d9ab73SJakub Pawlowski rcu_read_unlock();
1382e7d9ab73SJakub Pawlowski return c;
1383e7d9ab73SJakub Pawlowski }
1384e7d9ab73SJakub Pawlowski }
1385e7d9ab73SJakub Pawlowski
1386e7d9ab73SJakub Pawlowski rcu_read_unlock();
1387e7d9ab73SJakub Pawlowski
1388e7d9ab73SJakub Pawlowski return NULL;
1389e7d9ab73SJakub Pawlowski }
1390e7d9ab73SJakub Pawlowski
1391f8867016SLuiz Augusto von Dentz /* Returns true if an le connection is in the scanning state */
hci_is_le_conn_scanning(struct hci_dev * hdev)1392f8867016SLuiz Augusto von Dentz static inline bool hci_is_le_conn_scanning(struct hci_dev *hdev)
1393f8867016SLuiz Augusto von Dentz {
1394f8867016SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash;
1395f8867016SLuiz Augusto von Dentz struct hci_conn *c;
1396f8867016SLuiz Augusto von Dentz
1397f8867016SLuiz Augusto von Dentz rcu_read_lock();
1398f8867016SLuiz Augusto von Dentz
1399f8867016SLuiz Augusto von Dentz list_for_each_entry_rcu(c, &h->list, list) {
1400f8867016SLuiz Augusto von Dentz if (c->type == LE_LINK && c->state == BT_CONNECT &&
1401f8867016SLuiz Augusto von Dentz test_bit(HCI_CONN_SCANNING, &c->flags)) {
1402f8867016SLuiz Augusto von Dentz rcu_read_unlock();
1403f8867016SLuiz Augusto von Dentz return true;
1404f8867016SLuiz Augusto von Dentz }
1405f8867016SLuiz Augusto von Dentz }
1406f8867016SLuiz Augusto von Dentz
1407f8867016SLuiz Augusto von Dentz rcu_read_unlock();
1408f8867016SLuiz Augusto von Dentz
1409f8867016SLuiz Augusto von Dentz return false;
1410f8867016SLuiz Augusto von Dentz }
1411f8867016SLuiz Augusto von Dentz
1412e3b679d5SJohan Hedberg int hci_disconnect(struct hci_conn *conn, __u8 reason);
14132dea632fSFrédéric Dalleau bool hci_setup_sync(struct hci_conn *conn, __u16 handle);
1414e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status);
141526afbd82SLuiz Augusto von Dentz bool hci_iso_setup_path(struct hci_conn *conn);
14167f74563eSPauli Virtanen int hci_le_create_cis_pending(struct hci_dev *hdev);
14177f74563eSPauli Virtanen int hci_conn_check_create_cis(struct hci_conn *conn);
14181da177e4SLinus Torvalds
1419a5c4e309SJohan Hedberg struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst,
142084cb0143SZiyang Xuan u8 role, u16 handle);
142184cb0143SZiyang Xuan struct hci_conn *hci_conn_add_unset(struct hci_dev *hdev, int type,
142284cb0143SZiyang Xuan bdaddr_t *dst, u8 role);
1423a2ac591cSRuihan Li void hci_conn_del(struct hci_conn *conn);
14241da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev);
1425a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev);
14261da177e4SLinus Torvalds
142773d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn);
14289472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan);
14292c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn);
143042c4e53eSAndrei Emeltchenko struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle);
143173d80debSLuiz Augusto von Dentz
1432f75113a2SJakub Pawlowski struct hci_conn *hci_connect_le_scan(struct hci_dev *hdev, bdaddr_t *dst,
1433f75113a2SJakub Pawlowski u8 dst_type, u8 sec_level,
143476b13996SManish Mandlik u16 conn_timeout,
143576b13996SManish Mandlik enum conn_reasons conn_reason);
143604a6c589SAndre Guedes struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,
1437d850bf08SLuiz Augusto von Dentz u8 dst_type, bool dst_resolved, u8 sec_level,
14388e8b92eeSLuiz Augusto von Dentz u16 conn_timeout, u8 role);
143904a6c589SAndre Guedes struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst,
144076b13996SManish Mandlik u8 sec_level, u8 auth_type,
144176b13996SManish Mandlik enum conn_reasons conn_reason);
144210c62ddcSFrédéric Dalleau struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst,
1443b2af264aSKiran K __u16 setting, struct bt_codec *codec);
144426afbd82SLuiz Augusto von Dentz struct hci_conn *hci_bind_cis(struct hci_dev *hdev, bdaddr_t *dst,
144526afbd82SLuiz Augusto von Dentz __u8 dst_type, struct bt_iso_qos *qos);
1446a0bfde16SIulia Tanasescu struct hci_conn *hci_bind_bis(struct hci_dev *hdev, bdaddr_t *dst,
1447a0bfde16SIulia Tanasescu struct bt_iso_qos *qos,
1448a0bfde16SIulia Tanasescu __u8 base_len, __u8 *base);
144926afbd82SLuiz Augusto von Dentz struct hci_conn *hci_connect_cis(struct hci_dev *hdev, bdaddr_t *dst,
145026afbd82SLuiz Augusto von Dentz __u8 dst_type, struct bt_iso_qos *qos);
1451eca0ae4aSLuiz Augusto von Dentz struct hci_conn *hci_connect_bis(struct hci_dev *hdev, bdaddr_t *dst,
1452eca0ae4aSLuiz Augusto von Dentz __u8 dst_type, struct bt_iso_qos *qos,
1453eca0ae4aSLuiz Augusto von Dentz __u8 data_len, __u8 *data);
1454eca0ae4aSLuiz Augusto von Dentz int hci_pa_create_sync(struct hci_dev *hdev, bdaddr_t *dst, __u8 dst_type,
14550fe8c8d0SIulia Tanasescu __u8 sid, struct bt_iso_qos *qos);
1456fbdc4bc4SIulia Tanasescu int hci_le_big_create_sync(struct hci_dev *hdev, struct hci_conn *hcon,
1457fbdc4bc4SIulia Tanasescu struct bt_iso_qos *qos,
1458eca0ae4aSLuiz Augusto von Dentz __u16 sync_handle, __u8 num_bis, __u8 bis[]);
1459e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn);
1460b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level);
1461e7cafc45SJohan Hedberg int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type,
1462e7cafc45SJohan Hedberg bool initiator);
14638c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role);
14641da177e4SLinus Torvalds
146514b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active);
14661da177e4SLinus Torvalds
14679b3628d7SLuiz Augusto von Dentz void hci_conn_failed(struct hci_conn *conn, u8 status);
146816e3b642SLuiz Augusto von Dentz u8 hci_conn_set_handle(struct hci_conn *conn, u16 handle);
146906c053fbSAndre Guedes
14708d12356fSDavid Herrmann /*
14718d12356fSDavid Herrmann * hci_conn_get() and hci_conn_put() are used to control the life-time of an
14728d12356fSDavid Herrmann * "hci_conn" object. They do not guarantee that the hci_conn object is running,
14738d12356fSDavid Herrmann * working or anything else. They just guarantee that the object is available
14748d12356fSDavid Herrmann * and can be dereferenced. So you can use its locks, local variables and any
14758d12356fSDavid Herrmann * other constant data.
14768d12356fSDavid Herrmann * Before accessing runtime data, you _must_ lock the object and then check that
14778d12356fSDavid Herrmann * it is still running. As soon as you release the locks, the connection might
14788d12356fSDavid Herrmann * get dropped, though.
14798d12356fSDavid Herrmann *
14808d12356fSDavid Herrmann * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control
14818d12356fSDavid Herrmann * how long the underlying connection is held. So every channel that runs on the
14828d12356fSDavid Herrmann * hci_conn object calls this to prevent the connection from disappearing. As
14838d12356fSDavid Herrmann * long as you hold a device, you must also guarantee that you have a valid
14848d12356fSDavid Herrmann * reference to the device via hci_conn_get() (or the initial reference from
14858d12356fSDavid Herrmann * hci_conn_add()).
14868d12356fSDavid Herrmann * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't
14878d12356fSDavid Herrmann * break because nobody cares for that. But this means, we cannot use
14888d12356fSDavid Herrmann * _get()/_drop() in it, but require the caller to have a valid ref (FIXME).
14898d12356fSDavid Herrmann */
14908d12356fSDavid Herrmann
hci_conn_get(struct hci_conn * conn)149151bb8457SJohan Hedberg static inline struct hci_conn *hci_conn_get(struct hci_conn *conn)
14928d12356fSDavid Herrmann {
14938d12356fSDavid Herrmann get_device(&conn->dev);
149451bb8457SJohan Hedberg return conn;
14958d12356fSDavid Herrmann }
14968d12356fSDavid Herrmann
hci_conn_put(struct hci_conn * conn)14978d12356fSDavid Herrmann static inline void hci_conn_put(struct hci_conn *conn)
14988d12356fSDavid Herrmann {
14998d12356fSDavid Herrmann put_device(&conn->dev);
15008d12356fSDavid Herrmann }
15018d12356fSDavid Herrmann
hci_conn_hold(struct hci_conn * conn)150206149746SLuiz Augusto von Dentz static inline struct hci_conn *hci_conn_hold(struct hci_conn *conn)
15031da177e4SLinus Torvalds {
150471becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt));
150538b3fef1SAndrei Emeltchenko
15061da177e4SLinus Torvalds atomic_inc(&conn->refcnt);
15072f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work);
150806149746SLuiz Augusto von Dentz
150906149746SLuiz Augusto von Dentz return conn;
15101da177e4SLinus Torvalds }
15111da177e4SLinus Torvalds
hci_conn_drop(struct hci_conn * conn)151276a68ba0SDavid Herrmann static inline void hci_conn_drop(struct hci_conn *conn)
15131da177e4SLinus Torvalds {
151471becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt));
151538b3fef1SAndrei Emeltchenko
15161da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) {
151704837f64SMarcel Holtmann unsigned long timeo;
1518716e4ab5SAndrei Emeltchenko
1519716e4ab5SAndrei Emeltchenko switch (conn->type) {
1520716e4ab5SAndrei Emeltchenko case ACL_LINK:
1521716e4ab5SAndrei Emeltchenko case LE_LINK:
1522a74a84f6SJohan Hedberg cancel_delayed_work(&conn->idle_work);
15236ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) {
15245f246e89SAndrei Emeltchenko timeo = conn->disc_timeout;
152504837f64SMarcel Holtmann if (!conn->out)
1526052b30b0SMarcel Holtmann timeo *= 2;
15275a9d0a3fSWaldemar Rymarkiewicz } else {
1528eb78d7e5SJohan Hedberg timeo = 0;
15295a9d0a3fSWaldemar Rymarkiewicz }
1530716e4ab5SAndrei Emeltchenko break;
1531716e4ab5SAndrei Emeltchenko
1532716e4ab5SAndrei Emeltchenko default:
1533eb78d7e5SJohan Hedberg timeo = 0;
1534716e4ab5SAndrei Emeltchenko break;
15355a9d0a3fSWaldemar Rymarkiewicz }
1536716e4ab5SAndrei Emeltchenko
15372f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work);
153819c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue,
15391931782bSVinicius Costa Gomes &conn->disc_work, timeo);
15401da177e4SLinus Torvalds }
15411da177e4SLinus Torvalds }
15421da177e4SLinus Torvalds
15431da177e4SLinus Torvalds /* ----- HCI Devices ----- */
hci_dev_put(struct hci_dev * d)1544dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d)
15451da177e4SLinus Torvalds {
1546376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name,
15472c935bc5SPeter Zijlstra kref_read(&d->dev.kobj.kref));
1548376261aeSAndrei Emeltchenko
15494c724c71SDavid Herrmann put_device(&d->dev);
1550010666a1SDavid Herrmann }
15511da177e4SLinus Torvalds
hci_dev_hold(struct hci_dev * d)1552dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d)
15531da177e4SLinus Torvalds {
1554376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name,
15552c935bc5SPeter Zijlstra kref_read(&d->dev.kobj.kref));
1556376261aeSAndrei Emeltchenko
15574c724c71SDavid Herrmann get_device(&d->dev);
15581da177e4SLinus Torvalds return d;
15591da177e4SLinus Torvalds }
15601da177e4SLinus Torvalds
156109fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock)
156209fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock)
15631da177e4SLinus Torvalds
1564aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev)
15653dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev)
1566aa2b86d7SDavid Herrmann
hci_get_drvdata(struct hci_dev * hdev)1567155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev)
1568155961e8SDavid Herrmann {
1569155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev);
1570155961e8SDavid Herrmann }
1571155961e8SDavid Herrmann
hci_set_drvdata(struct hci_dev * hdev,void * data)1572155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data)
1573155961e8SDavid Herrmann {
1574155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data);
1575155961e8SDavid Herrmann }
1576155961e8SDavid Herrmann
hci_get_priv(struct hci_dev * hdev)15776ec56613STedd Ho-Jeong An static inline void *hci_get_priv(struct hci_dev *hdev)
15786ec56613STedd Ho-Jeong An {
15796ec56613STedd Ho-Jeong An return (char *)hdev + sizeof(*hdev);
15806ec56613STedd Ho-Jeong An }
15816ec56613STedd Ho-Jeong An
15821da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index);
158339385cb5SJohan Hedberg struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src, u8 src_type);
15841da177e4SLinus Torvalds
15856ec56613STedd Ho-Jeong An struct hci_dev *hci_alloc_dev_priv(int sizeof_priv);
15866ec56613STedd Ho-Jeong An
hci_alloc_dev(void)15876ec56613STedd Ho-Jeong An static inline struct hci_dev *hci_alloc_dev(void)
15886ec56613STedd Ho-Jeong An {
15896ec56613STedd Ho-Jeong An return hci_alloc_dev_priv(0);
15906ec56613STedd Ho-Jeong An }
15916ec56613STedd Ho-Jeong An
15921da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev);
15931da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev);
159459735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev);
159558ce6d5bSTetsuo Handa void hci_release_dev(struct hci_dev *hdev);
1596359ee4f8SAbhishek Pandit-Subedi int hci_register_suspend_notifier(struct hci_dev *hdev);
1597359ee4f8SAbhishek Pandit-Subedi int hci_unregister_suspend_notifier(struct hci_dev *hdev);
15981da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev);
15991da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev);
160075e0569fSMarcel Holtmann int hci_reset_dev(struct hci_dev *hdev);
1601f962fe32SMarcel Holtmann int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb);
1602f962fe32SMarcel Holtmann int hci_recv_diag(struct hci_dev *hdev, struct sk_buff *skb);
16031aabbbceSNicolas Iooss __printf(2, 3) void hci_set_hw_info(struct hci_dev *hdev, const char *fmt, ...);
16041aabbbceSNicolas Iooss __printf(2, 3) void hci_set_fw_info(struct hci_dev *hdev, const char *fmt, ...);
1605145373cbSMiao-chen Chou
hci_set_msft_opcode(struct hci_dev * hdev,__u16 opcode)1606145373cbSMiao-chen Chou static inline void hci_set_msft_opcode(struct hci_dev *hdev, __u16 opcode)
1607145373cbSMiao-chen Chou {
1608145373cbSMiao-chen Chou #if IS_ENABLED(CONFIG_BT_MSFTEXT)
1609145373cbSMiao-chen Chou hdev->msft_opcode = opcode;
1610145373cbSMiao-chen Chou #endif
1611145373cbSMiao-chen Chou }
1612145373cbSMiao-chen Chou
hci_set_aosp_capable(struct hci_dev * hdev)1613f67743f9SMarcel Holtmann static inline void hci_set_aosp_capable(struct hci_dev *hdev)
1614f67743f9SMarcel Holtmann {
1615f67743f9SMarcel Holtmann #if IS_ENABLED(CONFIG_BT_AOSPEXT)
1616f67743f9SMarcel Holtmann hdev->aosp_capable = true;
1617f67743f9SMarcel Holtmann #endif
1618f67743f9SMarcel Holtmann }
1619f67743f9SMarcel Holtmann
hci_devcd_setup(struct hci_dev * hdev)16209695ef87SAbhishek Pandit-Subedi static inline void hci_devcd_setup(struct hci_dev *hdev)
16219695ef87SAbhishek Pandit-Subedi {
16229695ef87SAbhishek Pandit-Subedi #ifdef CONFIG_DEV_COREDUMP
16239695ef87SAbhishek Pandit-Subedi INIT_WORK(&hdev->dump.dump_rx, hci_devcd_rx);
16249695ef87SAbhishek Pandit-Subedi INIT_DELAYED_WORK(&hdev->dump.dump_timeout, hci_devcd_timeout);
16259695ef87SAbhishek Pandit-Subedi skb_queue_head_init(&hdev->dump.dump_q);
16269695ef87SAbhishek Pandit-Subedi #endif
16279695ef87SAbhishek Pandit-Subedi }
16289695ef87SAbhishek Pandit-Subedi
16291da177e4SLinus Torvalds int hci_dev_open(__u16 dev);
16301da177e4SLinus Torvalds int hci_dev_close(__u16 dev);
16316b3cc1dbSSimon Fels int hci_dev_do_close(struct hci_dev *hdev);
16321da177e4SLinus Torvalds int hci_dev_reset(__u16 dev);
16331da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev);
16341da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg);
16351da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg);
16361da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg);
16371da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg);
16381da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg);
163940be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg);
16401da177e4SLinus Torvalds int hci_inquiry(void __user *arg);
16411da177e4SLinus Torvalds
1642dcc36c16SJohan Hedberg struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list,
1643b9ee0a78SMarcel Holtmann bdaddr_t *bdaddr, u8 type);
1644b950aa88SAnkit Navik struct bdaddr_list_with_irk *hci_bdaddr_list_lookup_with_irk(
1645b950aa88SAnkit Navik struct list_head *list, bdaddr_t *bdaddr,
1646b950aa88SAnkit Navik u8 type);
16478baaa403SAbhishek Pandit-Subedi struct bdaddr_list_with_flags *
16488baaa403SAbhishek Pandit-Subedi hci_bdaddr_list_lookup_with_flags(struct list_head *list, bdaddr_t *bdaddr,
16498baaa403SAbhishek Pandit-Subedi u8 type);
1650dcc36c16SJohan Hedberg int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type);
1651b950aa88SAnkit Navik int hci_bdaddr_list_add_with_irk(struct list_head *list, bdaddr_t *bdaddr,
1652b950aa88SAnkit Navik u8 type, u8 *peer_irk, u8 *local_irk);
16538baaa403SAbhishek Pandit-Subedi int hci_bdaddr_list_add_with_flags(struct list_head *list, bdaddr_t *bdaddr,
16548baaa403SAbhishek Pandit-Subedi u8 type, u32 flags);
1655dcc36c16SJohan Hedberg int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type);
1656b950aa88SAnkit Navik int hci_bdaddr_list_del_with_irk(struct list_head *list, bdaddr_t *bdaddr,
1657b950aa88SAnkit Navik u8 type);
16588baaa403SAbhishek Pandit-Subedi int hci_bdaddr_list_del_with_flags(struct list_head *list, bdaddr_t *bdaddr,
16598baaa403SAbhishek Pandit-Subedi u8 type);
1660dcc36c16SJohan Hedberg void hci_bdaddr_list_clear(struct list_head *list);
1661d2ab0ac1SMarcel Holtmann
166215819a70SAndre Guedes struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev,
166315819a70SAndre Guedes bdaddr_t *addr, u8 addr_type);
166451d167c0SMarcel Holtmann struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev,
166551d167c0SMarcel Holtmann bdaddr_t *addr, u8 addr_type);
166615819a70SAndre Guedes void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type);
166755af49a8SJohan Hedberg void hci_conn_params_clear_disabled(struct hci_dev *hdev);
1668195ef75eSPauli Virtanen void hci_conn_params_free(struct hci_conn_params *param);
166915819a70SAndre Guedes
1670195ef75eSPauli Virtanen void hci_pend_le_list_del_init(struct hci_conn_params *param);
1671195ef75eSPauli Virtanen void hci_pend_le_list_add(struct hci_conn_params *param,
1672195ef75eSPauli Virtanen struct list_head *list);
1673501f8827SJohan Hedberg struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list,
1674501f8827SJohan Hedberg bdaddr_t *addr,
1675501f8827SJohan Hedberg u8 addr_type);
167677a77a30SAndre Guedes
167735f7498aSJohan Hedberg void hci_uuids_clear(struct hci_dev *hdev);
16782aeb9a1aSJohan Hedberg
167935f7498aSJohan Hedberg void hci_link_keys_clear(struct hci_dev *hdev);
168055ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
1681567fa2aaSJohan Hedberg struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn,
16827652ff6aSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type,
16837652ff6aSJohan Hedberg u8 pin_len, bool *persistent);
1684ca9142b8SJohan Hedberg struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr,
168535d70271SJohan Hedberg u8 addr_type, u8 type, u8 authenticated,
1686fe39c7b2SMarcel Holtmann u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand);
1687f3a73d97SJohan Hedberg struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr,
1688e804d25dSJohan Hedberg u8 addr_type, u8 role);
1689e0b2b27eSJohan Hedberg int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type);
169035f7498aSJohan Hedberg void hci_smp_ltks_clear(struct hci_dev *hdev);
169155ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
169255ed8ca1SJohan Hedberg
1693970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa);
1694970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr,
1695970c4e46SJohan Hedberg u8 addr_type);
1696ca9142b8SJohan Hedberg struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr,
1697ca9142b8SJohan Hedberg u8 addr_type, u8 val[16], bdaddr_t *rpa);
1698a7ec7338SJohan Hedberg void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type);
1699600a8749SAlain Michaud bool hci_is_blocked_key(struct hci_dev *hdev, u8 type, u8 val[16]);
1700600a8749SAlain Michaud void hci_blocked_keys_clear(struct hci_dev *hdev);
1701970c4e46SJohan Hedberg void hci_smp_irks_clear(struct hci_dev *hdev);
1702970c4e46SJohan Hedberg
170355e76b38SJohan Hedberg bool hci_bdaddr_is_paired(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type);
170455e76b38SJohan Hedberg
170535f7498aSJohan Hedberg void hci_remote_oob_data_clear(struct hci_dev *hdev);
17062763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
17076928a924SJohan Hedberg bdaddr_t *bdaddr, u8 bdaddr_type);
17080798872eSMarcel Holtmann int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
17096928a924SJohan Hedberg u8 bdaddr_type, u8 *hash192, u8 *rand192,
171038da1703SJohan Hedberg u8 *hash256, u8 *rand256);
17116928a924SJohan Hedberg int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
17126928a924SJohan Hedberg u8 bdaddr_type);
17132763eda6SSzymon Janc
1714d2609b34SFlorian Grandel void hci_adv_instances_clear(struct hci_dev *hdev);
1715d2609b34SFlorian Grandel struct adv_info *hci_find_adv_instance(struct hci_dev *hdev, u8 instance);
1716d2609b34SFlorian Grandel struct adv_info *hci_get_next_instance(struct hci_dev *hdev, u8 instance);
1717eca0ae4aSLuiz Augusto von Dentz struct adv_info *hci_add_adv_instance(struct hci_dev *hdev, u8 instance,
1718eca0ae4aSLuiz Augusto von Dentz u32 flags, u16 adv_data_len, u8 *adv_data,
1719d2609b34SFlorian Grandel u16 scan_rsp_len, u8 *scan_rsp_data,
17209bf9f4b6SDaniel Winkler u16 timeout, u16 duration, s8 tx_power,
1721b338d917SBrian Gix u32 min_interval, u32 max_interval,
1722b338d917SBrian Gix u8 mesh_handle);
1723eca0ae4aSLuiz Augusto von Dentz struct adv_info *hci_add_per_instance(struct hci_dev *hdev, u8 instance,
1724eca0ae4aSLuiz Augusto von Dentz u32 flags, u8 data_len, u8 *data,
1725eca0ae4aSLuiz Augusto von Dentz u32 min_interval, u32 max_interval);
172631aab5c2SDaniel Winkler int hci_set_adv_instance_data(struct hci_dev *hdev, u8 instance,
172731aab5c2SDaniel Winkler u16 adv_data_len, u8 *adv_data,
172831aab5c2SDaniel Winkler u16 scan_rsp_len, u8 *scan_rsp_data);
1729d2609b34SFlorian Grandel int hci_remove_adv_instance(struct hci_dev *hdev, u8 instance);
1730a73c046aSJaganath Kanakkassery void hci_adv_instances_set_rpa_expired(struct hci_dev *hdev, bool rpa_expired);
173101ce70b0SLuiz Augusto von Dentz u32 hci_adv_instance_flags(struct hci_dev *hdev, u8 instance);
173201ce70b0SLuiz Augusto von Dentz bool hci_adv_instance_is_scannable(struct hci_dev *hdev, u8 instance);
1733d2609b34SFlorian Grandel
1734e5e1e7fdSMiao-chen Chou void hci_adv_monitors_clear(struct hci_dev *hdev);
173566bd095aSArchie Pusaka void hci_free_adv_monitor(struct hci_dev *hdev, struct adv_monitor *monitor);
1736b747a836SManish Mandlik int hci_add_adv_monitor(struct hci_dev *hdev, struct adv_monitor *monitor);
17377cf5c297SManish Mandlik int hci_remove_single_adv_monitor(struct hci_dev *hdev, u16 handle);
17387cf5c297SManish Mandlik int hci_remove_all_adv_monitor(struct hci_dev *hdev);
17398208f5a9SMiao-chen Chou bool hci_is_adv_monitoring(struct hci_dev *hdev);
1740a2a4dedfSArchie Pusaka int hci_get_adv_monitor_offload_ext(struct hci_dev *hdev);
1741e5e1e7fdSMiao-chen Chou
17421da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
17431da177e4SLinus Torvalds
17440ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev);
1745a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn);
1746b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn);
1747b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn);
17481da177e4SLinus Torvalds
17496935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev))
1750294d749bSKiran K #define GET_HCIDEV_DEV(hdev) ((hdev)->dev.parent)
17511da177e4SLinus Torvalds
17521da177e4SLinus Torvalds /* ----- LMP capabilities ----- */
1753cad718edSJohan Hedberg #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT)
1754cad718edSJohan Hedberg #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH)
1755cad718edSJohan Hedberg #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD)
1756cad718edSJohan Hedberg #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF)
1757cad718edSJohan Hedberg #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK)
1758cad718edSJohan Hedberg #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ)
1759cad718edSJohan Hedberg #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO)
1760cad718edSJohan Hedberg #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR))
1761cad718edSJohan Hedberg #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE)
1762cad718edSJohan Hedberg #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR)
1763cad718edSJohan Hedberg #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC)
17648b1c324cSYu Liu #define lmp_esco_2m_capable(dev) ((dev)->features[0][5] & LMP_EDR_ESCO_2M)
1765cad718edSJohan Hedberg #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ)
1766cad718edSJohan Hedberg #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR))
1767cad718edSJohan Hedberg #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR)
1768cad718edSJohan Hedberg #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH)
1769cad718edSJohan Hedberg #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO)
1770cad718edSJohan Hedberg #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR)
1771cad718edSJohan Hedberg #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES)
177207a5c61eSFrédéric Dalleau #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT)
17735075b972SJaganath Kanakkassery #define lmp_edr_2m_capable(dev) ((dev)->features[0][3] & LMP_EDR_2M)
17745075b972SJaganath Kanakkassery #define lmp_edr_3m_capable(dev) ((dev)->features[0][3] & LMP_EDR_3M)
17755075b972SJaganath Kanakkassery #define lmp_edr_3slot_capable(dev) ((dev)->features[0][4] & LMP_EDR_3SLOT)
17765075b972SJaganath Kanakkassery #define lmp_edr_5slot_capable(dev) ((dev)->features[0][5] & LMP_EDR_5SLOT)
17771da177e4SLinus Torvalds
1778eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */
17796397729bSArchie Pusaka #define lmp_cpb_central_capable(dev) ((dev)->features[2][0] & LMP_CPB_CENTRAL)
17806397729bSArchie Pusaka #define lmp_cpb_peripheral_capable(dev) ((dev)->features[2][0] & LMP_CPB_PERIPHERAL)
178153b834d2SMarcel Holtmann #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN)
178253b834d2SMarcel Holtmann #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN)
1783d5991585SMarcel Holtmann #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC)
1784d5991585SMarcel Holtmann #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING)
178553b834d2SMarcel Holtmann
178653b834d2SMarcel Holtmann /* ----- Host capabilities ----- */
1787cad718edSJohan Hedberg #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP)
1788d5991585SMarcel Holtmann #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC)
1789cad718edSJohan Hedberg #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE))
1790cad718edSJohan Hedberg #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR))
1791eead27daSAndre Guedes
1792d7a5a11dSMarcel Holtmann #define hdev_is_powered(dev) (test_bit(HCI_UP, &(dev)->flags) && \
1793d7a5a11dSMarcel Holtmann !hci_dev_test_flag(dev, HCI_AUTO_OFF))
179405b3c3e7SMarcel Holtmann #define bredr_sc_enabled(dev) (lmp_sc_capable(dev) && \
1795d7a5a11dSMarcel Holtmann hci_dev_test_flag(dev, HCI_SC_ENABLED))
1796c45074d6SLuiz Augusto von Dentz #define rpa_valid(dev) (bacmp(&dev->rpa, BDADDR_ANY) && \
1797c45074d6SLuiz Augusto von Dentz !hci_dev_test_flag(dev, HCI_RPA_EXPIRED))
1798c45074d6SLuiz Augusto von Dentz #define adv_rpa_valid(adv) (bacmp(&adv->random_addr, BDADDR_ANY) && \
1799c45074d6SLuiz Augusto von Dentz !adv->rpa_expired)
1800432df05eSJohan Hedberg
180145bdd86eSJaganath Kanakkassery #define scan_1m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_1M) || \
180245bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_1M))
180345bdd86eSJaganath Kanakkassery
1804288c9022SLuiz Augusto von Dentz #define le_2m_capable(dev) (((dev)->le_features[1] & HCI_LE_PHY_2M))
1805288c9022SLuiz Augusto von Dentz
180645bdd86eSJaganath Kanakkassery #define scan_2m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_2M) || \
180745bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_2M))
180845bdd86eSJaganath Kanakkassery
1809253f3399SLuiz Augusto von Dentz #define le_coded_capable(dev) (((dev)->le_features[1] & HCI_LE_PHY_CODED) && \
1810253f3399SLuiz Augusto von Dentz !test_bit(HCI_QUIRK_BROKEN_LE_CODED, \
1811253f3399SLuiz Augusto von Dentz &(dev)->quirks))
1812288c9022SLuiz Augusto von Dentz
181345bdd86eSJaganath Kanakkassery #define scan_coded(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_CODED) || \
181445bdd86eSJaganath Kanakkassery ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_CODED))
181545bdd86eSJaganath Kanakkassery
1816ad383c2cSLuiz Augusto von Dentz #define ll_privacy_capable(dev) ((dev)->le_features[0] & HCI_LE_LL_PRIVACY)
1817ad383c2cSLuiz Augusto von Dentz
1818e1d57235SMarcel Holtmann /* Use LL Privacy based address resolution if supported */
1819ad383c2cSLuiz Augusto von Dentz #define use_ll_privacy(dev) (ll_privacy_capable(dev) && \
1820ad383c2cSLuiz Augusto von Dentz hci_dev_test_flag(dev, HCI_ENABLE_LL_PRIVACY))
1821e1d57235SMarcel Holtmann
18226126ffabSLuiz Augusto von Dentz #define privacy_mode_capable(dev) (use_ll_privacy(dev) && \
18236126ffabSLuiz Augusto von Dentz (hdev->commands[39] & 0x04))
18246126ffabSLuiz Augusto von Dentz
182562e3a7cbSLuiz Augusto von Dentz #define read_key_size_capable(dev) \
182662e3a7cbSLuiz Augusto von Dentz ((dev)->commands[20] & 0x10 && \
182762e3a7cbSLuiz Augusto von Dentz !test_bit(HCI_QUIRK_BROKEN_READ_ENC_KEY_SIZE, &hdev->quirks))
182862e3a7cbSLuiz Augusto von Dentz
182905abad85SLuiz Augusto von Dentz /* Use enhanced synchronous connection if command is supported and its quirk
183005abad85SLuiz Augusto von Dentz * has not been set.
183105abad85SLuiz Augusto von Dentz */
183205abad85SLuiz Augusto von Dentz #define enhanced_sync_conn_capable(dev) \
183305abad85SLuiz Augusto von Dentz (((dev)->commands[29] & 0x08) && \
183405abad85SLuiz Augusto von Dentz !test_bit(HCI_QUIRK_BROKEN_ENHANCED_SETUP_SYNC_CONN, &(dev)->quirks))
1835b2af264aSKiran K
1836a2344b9eSJaganath Kanakkassery /* Use ext scanning if set ext scan param and ext scan enable is supported */
1837a2344b9eSJaganath Kanakkassery #define use_ext_scan(dev) (((dev)->commands[37] & 0x20) && \
1838392fca35SSven Peter ((dev)->commands[37] & 0x40) && \
1839392fca35SSven Peter !test_bit(HCI_QUIRK_BROKEN_EXT_SCAN, &(dev)->quirks))
1840392fca35SSven Peter
18414d94f95dSJaganath Kanakkassery /* Use ext create connection if command is supported */
18424d94f95dSJaganath Kanakkassery #define use_ext_conn(dev) ((dev)->commands[37] & 0x80)
1843a2344b9eSJaganath Kanakkassery
18446b49bcb4SJaganath Kanakkassery /* Extended advertising support */
18456b49bcb4SJaganath Kanakkassery #define ext_adv_capable(dev) (((dev)->le_features[1] & HCI_LE_EXT_ADV))
18466b49bcb4SJaganath Kanakkassery
1847112b5090SLuiz Augusto von Dentz /* Maximum advertising length */
1848112b5090SLuiz Augusto von Dentz #define max_adv_len(dev) \
1849112b5090SLuiz Augusto von Dentz (ext_adv_capable(dev) ? HCI_MAX_EXT_AD_LENGTH : HCI_MAX_AD_LENGTH)
1850112b5090SLuiz Augusto von Dentz
1851a56a1138SLuiz Augusto von Dentz /* BLUETOOTH CORE SPECIFICATION Version 5.3 | Vol 4, Part E page 1789:
1852a56a1138SLuiz Augusto von Dentz *
1853a56a1138SLuiz Augusto von Dentz * C24: Mandatory if the LE Controller supports Connection State and either
1854a56a1138SLuiz Augusto von Dentz * LE Feature (LL Privacy) or LE Feature (Extended Advertising) is supported
1855a56a1138SLuiz Augusto von Dentz */
1856a56a1138SLuiz Augusto von Dentz #define use_enhanced_conn_complete(dev) (ll_privacy_capable(dev) || \
1857a56a1138SLuiz Augusto von Dentz ext_adv_capable(dev))
1858a56a1138SLuiz Augusto von Dentz
1859eca0ae4aSLuiz Augusto von Dentz /* Periodic advertising support */
1860eca0ae4aSLuiz Augusto von Dentz #define per_adv_capable(dev) (((dev)->le_features[1] & HCI_LE_PERIODIC_ADV))
1861eca0ae4aSLuiz Augusto von Dentz
1862eca0ae4aSLuiz Augusto von Dentz /* CIS Master/Slave and BIS support */
1863eca0ae4aSLuiz Augusto von Dentz #define iso_capable(dev) (cis_capable(dev) || bis_capable(dev))
186426afbd82SLuiz Augusto von Dentz #define cis_capable(dev) \
186526afbd82SLuiz Augusto von Dentz (cis_central_capable(dev) || cis_peripheral_capable(dev))
186626afbd82SLuiz Augusto von Dentz #define cis_central_capable(dev) \
186726afbd82SLuiz Augusto von Dentz ((dev)->le_features[3] & HCI_LE_CIS_CENTRAL)
186826afbd82SLuiz Augusto von Dentz #define cis_peripheral_capable(dev) \
186926afbd82SLuiz Augusto von Dentz ((dev)->le_features[3] & HCI_LE_CIS_PERIPHERAL)
1870eca0ae4aSLuiz Augusto von Dentz #define bis_capable(dev) ((dev)->le_features[3] & HCI_LE_ISO_BROADCASTER)
1871ae753361SClaudia Draghicescu #define sync_recv_capable(dev) ((dev)->le_features[3] & HCI_LE_ISO_SYNC_RECEIVER)
187226afbd82SLuiz Augusto von Dentz
1873ffcb0a44SSven Peter #define mws_transport_config_capable(dev) (((dev)->commands[30] & 0x08) && \
1874ffcb0a44SSven Peter (!test_bit(HCI_QUIRK_BROKEN_MWS_TRANSPORT_CONFIG, &(dev)->quirks)))
1875ffcb0a44SSven Peter
18761da177e4SLinus Torvalds /* ----- HCI protocols ----- */
187720714bfeSFrédéric Dalleau #define HCI_PROTO_DEFER 0x01
187820714bfeSFrédéric Dalleau
hci_proto_connect_ind(struct hci_dev * hdev,bdaddr_t * bdaddr,__u8 type,__u8 * flags)18795a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr,
188020714bfeSFrédéric Dalleau __u8 type, __u8 *flags)
18811da177e4SLinus Torvalds {
1882686ebf28SUlisses Furquim switch (type) {
1883686ebf28SUlisses Furquim case ACL_LINK:
1884686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr);
18851da177e4SLinus Torvalds
1886686ebf28SUlisses Furquim case SCO_LINK:
1887686ebf28SUlisses Furquim case ESCO_LINK:
188820714bfeSFrédéric Dalleau return sco_connect_ind(hdev, bdaddr, flags);
18891da177e4SLinus Torvalds
189026afbd82SLuiz Augusto von Dentz case ISO_LINK:
1891ccf74f23SLuiz Augusto von Dentz return iso_connect_ind(hdev, bdaddr, flags);
189226afbd82SLuiz Augusto von Dentz
1893686ebf28SUlisses Furquim default:
1894686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type);
1895686ebf28SUlisses Furquim return -EINVAL;
1896686ebf28SUlisses Furquim }
18971da177e4SLinus Torvalds }
18981da177e4SLinus Torvalds
hci_proto_disconn_ind(struct hci_conn * conn)18992950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn)
19002950f21aSMarcel Holtmann {
1901686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK)
1902686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM;
19032950f21aSMarcel Holtmann
1904686ebf28SUlisses Furquim return l2cap_disconn_ind(conn);
19052950f21aSMarcel Holtmann }
19062950f21aSMarcel Holtmann
19071da177e4SLinus Torvalds /* ----- HCI callbacks ----- */
19081da177e4SLinus Torvalds struct hci_cb {
19091da177e4SLinus Torvalds struct list_head list;
19101da177e4SLinus Torvalds
19111da177e4SLinus Torvalds char *name;
19121da177e4SLinus Torvalds
1913539c496dSJohan Hedberg void (*connect_cfm) (struct hci_conn *conn, __u8 status);
19143a6d576bSJohan Hedberg void (*disconn_cfm) (struct hci_conn *conn, __u8 status);
19155a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status,
19165a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt);
19171da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status);
19181da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role);
19191da177e4SLinus Torvalds };
19201da177e4SLinus Torvalds
hci_connect_cfm(struct hci_conn * conn,__u8 status)1921539c496dSJohan Hedberg static inline void hci_connect_cfm(struct hci_conn *conn, __u8 status)
1922539c496dSJohan Hedberg {
1923539c496dSJohan Hedberg struct hci_cb *cb;
1924539c496dSJohan Hedberg
1925539c496dSJohan Hedberg mutex_lock(&hci_cb_list_lock);
1926539c496dSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) {
1927539c496dSJohan Hedberg if (cb->connect_cfm)
1928539c496dSJohan Hedberg cb->connect_cfm(conn, status);
1929539c496dSJohan Hedberg }
1930539c496dSJohan Hedberg mutex_unlock(&hci_cb_list_lock);
1931539c496dSJohan Hedberg
1932539c496dSJohan Hedberg if (conn->connect_cfm_cb)
1933539c496dSJohan Hedberg conn->connect_cfm_cb(conn, status);
1934539c496dSJohan Hedberg }
1935539c496dSJohan Hedberg
hci_disconn_cfm(struct hci_conn * conn,__u8 reason)19363a6d576bSJohan Hedberg static inline void hci_disconn_cfm(struct hci_conn *conn, __u8 reason)
19373a6d576bSJohan Hedberg {
19383a6d576bSJohan Hedberg struct hci_cb *cb;
19393a6d576bSJohan Hedberg
19403a6d576bSJohan Hedberg mutex_lock(&hci_cb_list_lock);
19413a6d576bSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) {
19423a6d576bSJohan Hedberg if (cb->disconn_cfm)
19433a6d576bSJohan Hedberg cb->disconn_cfm(conn, reason);
19443a6d576bSJohan Hedberg }
19453a6d576bSJohan Hedberg mutex_unlock(&hci_cb_list_lock);
19463a6d576bSJohan Hedberg
19473a6d576bSJohan Hedberg if (conn->disconn_cfm_cb)
19483a6d576bSJohan Hedberg conn->disconn_cfm_cb(conn, reason);
19493a6d576bSJohan Hedberg }
19503a6d576bSJohan Hedberg
hci_auth_cfm(struct hci_conn * conn,__u8 status)19511da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status)
19521da177e4SLinus Torvalds {
1953711584eaSDenis Kirjanov struct hci_cb *cb;
19548c1b2355SMarcel Holtmann __u8 encrypt;
19551da177e4SLinus Torvalds
195651a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags))
19578c1b2355SMarcel Holtmann return;
19588c1b2355SMarcel Holtmann
19594dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00;
19608c1b2355SMarcel Holtmann
1961fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock);
1962711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) {
19638c1b2355SMarcel Holtmann if (cb->security_cfm)
19648c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt);
19651da177e4SLinus Torvalds }
1966fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock);
1967354fe804SJohan Hedberg
1968354fe804SJohan Hedberg if (conn->security_cfm_cb)
1969354fe804SJohan Hedberg conn->security_cfm_cb(conn, status);
19701da177e4SLinus Torvalds }
19711da177e4SLinus Torvalds
hci_encrypt_cfm(struct hci_conn * conn,__u8 status)19723ca44c16SLuiz Augusto von Dentz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status)
19731da177e4SLinus Torvalds {
1974711584eaSDenis Kirjanov struct hci_cb *cb;
19753ca44c16SLuiz Augusto von Dentz __u8 encrypt;
19763ca44c16SLuiz Augusto von Dentz
19773ca44c16SLuiz Augusto von Dentz if (conn->state == BT_CONFIG) {
1978339ddaa6SPatrick Steinhardt if (!status)
19793ca44c16SLuiz Augusto von Dentz conn->state = BT_CONNECTED;
19803ca44c16SLuiz Augusto von Dentz
19813ca44c16SLuiz Augusto von Dentz hci_connect_cfm(conn, status);
19823ca44c16SLuiz Augusto von Dentz hci_conn_drop(conn);
19833ca44c16SLuiz Augusto von Dentz return;
19843ca44c16SLuiz Augusto von Dentz }
19853ca44c16SLuiz Augusto von Dentz
19863ca44c16SLuiz Augusto von Dentz if (!test_bit(HCI_CONN_ENCRYPT, &conn->flags))
19873ca44c16SLuiz Augusto von Dentz encrypt = 0x00;
19883ca44c16SLuiz Augusto von Dentz else if (test_bit(HCI_CONN_AES_CCM, &conn->flags))
19893ca44c16SLuiz Augusto von Dentz encrypt = 0x02;
19903ca44c16SLuiz Augusto von Dentz else
19913ca44c16SLuiz Augusto von Dentz encrypt = 0x01;
19921da177e4SLinus Torvalds
19938746f135SLuiz Augusto von Dentz if (!status) {
1994435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP)
1995435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW;
1996435fef20SMarcel Holtmann
199788167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level)
199888167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level;
19998746f135SLuiz Augusto von Dentz }
200088167aedSVinicius Costa Gomes
2001fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock);
2002711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) {
20038c1b2355SMarcel Holtmann if (cb->security_cfm)
20048c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt);
20051da177e4SLinus Torvalds }
2006fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock);
2007354fe804SJohan Hedberg
2008354fe804SJohan Hedberg if (conn->security_cfm_cb)
2009354fe804SJohan Hedberg conn->security_cfm_cb(conn, status);
20101da177e4SLinus Torvalds }
20111da177e4SLinus Torvalds
hci_key_change_cfm(struct hci_conn * conn,__u8 status)20121da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status)
20131da177e4SLinus Torvalds {
2014711584eaSDenis Kirjanov struct hci_cb *cb;
20151da177e4SLinus Torvalds
2016fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock);
2017711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) {
20181da177e4SLinus Torvalds if (cb->key_change_cfm)
20191da177e4SLinus Torvalds cb->key_change_cfm(conn, status);
20201da177e4SLinus Torvalds }
2021fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock);
20221da177e4SLinus Torvalds }
20231da177e4SLinus Torvalds
hci_role_switch_cfm(struct hci_conn * conn,__u8 status,__u8 role)20245a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status,
20255a9d0a3fSWaldemar Rymarkiewicz __u8 role)
20261da177e4SLinus Torvalds {
2027711584eaSDenis Kirjanov struct hci_cb *cb;
20281da177e4SLinus Torvalds
2029fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock);
2030711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) {
20311da177e4SLinus Torvalds if (cb->role_switch_cfm)
20321da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role);
20331da177e4SLinus Torvalds }
2034fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock);
20351da177e4SLinus Torvalds }
20361da177e4SLinus Torvalds
hci_bdaddr_is_rpa(bdaddr_t * bdaddr,u8 addr_type)2037301cb2d8SJohan Hedberg static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type)
2038301cb2d8SJohan Hedberg {
2039dbbfa2abSAndre Guedes if (addr_type != ADDR_LE_DEV_RANDOM)
2040301cb2d8SJohan Hedberg return false;
2041301cb2d8SJohan Hedberg
2042301cb2d8SJohan Hedberg if ((bdaddr->b[5] & 0xc0) == 0x40)
2043301cb2d8SJohan Hedberg return true;
2044301cb2d8SJohan Hedberg
2045301cb2d8SJohan Hedberg return false;
2046301cb2d8SJohan Hedberg }
2047301cb2d8SJohan Hedberg
hci_is_identity_address(bdaddr_t * addr,u8 addr_type)2048c46245b3SJohan Hedberg static inline bool hci_is_identity_address(bdaddr_t *addr, u8 addr_type)
2049c46245b3SJohan Hedberg {
2050c46245b3SJohan Hedberg if (addr_type == ADDR_LE_DEV_PUBLIC)
2051c46245b3SJohan Hedberg return true;
2052c46245b3SJohan Hedberg
2053c46245b3SJohan Hedberg /* Check for Random Static address type */
2054c46245b3SJohan Hedberg if ((addr->b[5] & 0xc0) == 0xc0)
2055c46245b3SJohan Hedberg return true;
2056c46245b3SJohan Hedberg
2057c46245b3SJohan Hedberg return false;
2058c46245b3SJohan Hedberg }
2059c46245b3SJohan Hedberg
hci_get_irk(struct hci_dev * hdev,bdaddr_t * bdaddr,u8 addr_type)20602426f3a5SJohan Hedberg static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev,
20612426f3a5SJohan Hedberg bdaddr_t *bdaddr, u8 addr_type)
20622426f3a5SJohan Hedberg {
20632426f3a5SJohan Hedberg if (!hci_bdaddr_is_rpa(bdaddr, addr_type))
20642426f3a5SJohan Hedberg return NULL;
20652426f3a5SJohan Hedberg
20662426f3a5SJohan Hedberg return hci_find_irk_by_rpa(hdev, bdaddr);
20672426f3a5SJohan Hedberg }
20682426f3a5SJohan Hedberg
hci_check_conn_params(u16 min,u16 max,u16 latency,u16 to_multiplier)2069d4905f24SAndre Guedes static inline int hci_check_conn_params(u16 min, u16 max, u16 latency,
2070d4905f24SAndre Guedes u16 to_multiplier)
2071d4905f24SAndre Guedes {
2072d4905f24SAndre Guedes u16 max_latency;
2073d4905f24SAndre Guedes
2074599a28faSLuiz Augusto von Dentz if (min > max) {
2075599a28faSLuiz Augusto von Dentz BT_WARN("min %d > max %d", min, max);
2076d4905f24SAndre Guedes return -EINVAL;
2077599a28faSLuiz Augusto von Dentz }
2078d4905f24SAndre Guedes
2079599a28faSLuiz Augusto von Dentz if (min < 6) {
2080599a28faSLuiz Augusto von Dentz BT_WARN("min %d < 6", min);
2081d4905f24SAndre Guedes return -EINVAL;
2082599a28faSLuiz Augusto von Dentz }
2083d4905f24SAndre Guedes
2084599a28faSLuiz Augusto von Dentz if (max > 3200) {
2085599a28faSLuiz Augusto von Dentz BT_WARN("max %d > 3200", max);
2086d4905f24SAndre Guedes return -EINVAL;
2087599a28faSLuiz Augusto von Dentz }
2088599a28faSLuiz Augusto von Dentz
2089599a28faSLuiz Augusto von Dentz if (to_multiplier < 10) {
2090599a28faSLuiz Augusto von Dentz BT_WARN("to_multiplier %d < 10", to_multiplier);
2091599a28faSLuiz Augusto von Dentz return -EINVAL;
2092599a28faSLuiz Augusto von Dentz }
2093599a28faSLuiz Augusto von Dentz
2094599a28faSLuiz Augusto von Dentz if (to_multiplier > 3200) {
2095599a28faSLuiz Augusto von Dentz BT_WARN("to_multiplier %d > 3200", to_multiplier);
2096599a28faSLuiz Augusto von Dentz return -EINVAL;
2097599a28faSLuiz Augusto von Dentz }
2098599a28faSLuiz Augusto von Dentz
2099599a28faSLuiz Augusto von Dentz if (max >= to_multiplier * 8) {
2100599a28faSLuiz Augusto von Dentz BT_WARN("max %d >= to_multiplier %d * 8", max, to_multiplier);
2101599a28faSLuiz Augusto von Dentz return -EINVAL;
2102599a28faSLuiz Augusto von Dentz }
2103d4905f24SAndre Guedes
21048757825bSSeungyoun Ju max_latency = (to_multiplier * 4 / max) - 1;
2105599a28faSLuiz Augusto von Dentz if (latency > 499) {
2106599a28faSLuiz Augusto von Dentz BT_WARN("latency %d > 499", latency);
2107d4905f24SAndre Guedes return -EINVAL;
2108599a28faSLuiz Augusto von Dentz }
2109599a28faSLuiz Augusto von Dentz
2110599a28faSLuiz Augusto von Dentz if (latency > max_latency) {
2111599a28faSLuiz Augusto von Dentz BT_WARN("latency %d > max_latency %d", latency, max_latency);
2112599a28faSLuiz Augusto von Dentz return -EINVAL;
2113599a28faSLuiz Augusto von Dentz }
2114d4905f24SAndre Guedes
2115d4905f24SAndre Guedes return 0;
2116d4905f24SAndre Guedes }
2117d4905f24SAndre Guedes
21181da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb);
21191da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb);
21201da177e4SLinus Torvalds
2121d6ee6ad7SLoic Poulain int __hci_cmd_send(struct hci_dev *hdev, u16 opcode, u32 plen,
2122d6ee6ad7SLoic Poulain const void *param);
212375e84b7cSJohan Hedberg
212407dc93ddSJohan Hedberg int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen,
212507dc93ddSJohan Hedberg const void *param);
212673d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags);
21270d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb);
212826afbd82SLuiz Augusto von Dentz void hci_send_iso(struct hci_conn *conn, struct sk_buff *skb);
21291da177e4SLinus Torvalds
2130a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode);
2131dfe6d5c3SLuiz Augusto von Dentz void *hci_recv_event_data(struct hci_dev *hdev, __u8 event);
21321da177e4SLinus Torvalds
2133eab2404bSLuiz Augusto von Dentz u32 hci_conn_get_phy(struct hci_conn *conn);
2134eab2404bSLuiz Augusto von Dentz
21351da177e4SLinus Torvalds /* ----- HCI Sockets ----- */
2136470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb);
21377129069eSJohan Hedberg void hci_send_to_channel(unsigned short channel, struct sk_buff *skb,
2138c08b1a1dSMarcel Holtmann int flag, struct sock *skip_sk);
2139cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb);
214038ceaa00SMarcel Holtmann void hci_send_monitor_ctrl_event(struct hci_dev *hdev, u16 event,
214138ceaa00SMarcel Holtmann void *data, u16 data_len, ktime_t tstamp,
214238ceaa00SMarcel Holtmann int flag, struct sock *skip_sk);
21431da177e4SLinus Torvalds
2144040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event);
2145040030efSMarcel Holtmann
2146a958452aSMarcel Holtmann #define HCI_MGMT_VAR_LEN BIT(0)
2147a958452aSMarcel Holtmann #define HCI_MGMT_NO_HDEV BIT(1)
2148a958452aSMarcel Holtmann #define HCI_MGMT_UNTRUSTED BIT(2)
2149a958452aSMarcel Holtmann #define HCI_MGMT_UNCONFIGURED BIT(3)
2150d5cc6626SMarcel Holtmann #define HCI_MGMT_HDEV_OPTIONAL BIT(4)
2151b9a245fbSJohan Hedberg
2152801c1e8dSJohan Hedberg struct hci_mgmt_handler {
2153801c1e8dSJohan Hedberg int (*func) (struct sock *sk, struct hci_dev *hdev, void *data,
2154801c1e8dSJohan Hedberg u16 data_len);
2155801c1e8dSJohan Hedberg size_t data_len;
2156b9a245fbSJohan Hedberg unsigned long flags;
2157801c1e8dSJohan Hedberg };
2158801c1e8dSJohan Hedberg
2159801c1e8dSJohan Hedberg struct hci_mgmt_chan {
2160801c1e8dSJohan Hedberg struct list_head list;
2161801c1e8dSJohan Hedberg unsigned short channel;
2162801c1e8dSJohan Hedberg size_t handler_count;
2163801c1e8dSJohan Hedberg const struct hci_mgmt_handler *handlers;
216488b94ce9SJohan Hedberg void (*hdev_init) (struct sock *sk, struct hci_dev *hdev);
2165801c1e8dSJohan Hedberg };
2166801c1e8dSJohan Hedberg
2167801c1e8dSJohan Hedberg int hci_mgmt_chan_register(struct hci_mgmt_chan *c);
2168801c1e8dSJohan Hedberg void hci_mgmt_chan_unregister(struct hci_mgmt_chan *c);
2169801c1e8dSJohan Hedberg
21700381101fSJohan Hedberg /* Management interface */
2171591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR))
2172591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \
2173591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM))
2174591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \
2175591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \
2176591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM))
2177f39799f5SAndre Guedes
21780d8cc935SAndre Guedes /* These LE scan and inquiry parameters were chosen according to LE General
21790d8cc935SAndre Guedes * Discovery Procedure specification.
21800d8cc935SAndre Guedes */
21810d8cc935SAndre Guedes #define DISCOV_LE_SCAN_WIN 0x12
21820d8cc935SAndre Guedes #define DISCOV_LE_SCAN_INT 0x12
21833d5a76f0SLukasz Rymanowski #define DISCOV_LE_TIMEOUT 10240 /* msec */
2184ae55f598SLukasz Rymanowski #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */
21850d8cc935SAndre Guedes #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04
21860d8cc935SAndre Guedes #define DISCOV_BREDR_INQUIRY_LEN 0x08
21874b0e0cedSJakub Pawlowski #define DISCOV_LE_RESTART_DELAY msecs_to_jiffies(200) /* msec */
2188cfa15ccaSMarcel Holtmann #define DISCOV_LE_FAST_ADV_INT_MIN 0x00A0 /* 100 msec */
2189cfa15ccaSMarcel Holtmann #define DISCOV_LE_FAST_ADV_INT_MAX 0x00F0 /* 150 msec */
2190eca0ae4aSLuiz Augusto von Dentz #define DISCOV_LE_PER_ADV_INT_MIN 0x00A0 /* 200 msec */
2191eca0ae4aSLuiz Augusto von Dentz #define DISCOV_LE_PER_ADV_INT_MAX 0x00A0 /* 200 msec */
2192b338d917SBrian Gix #define DISCOV_LE_ADV_MESH_MIN 0x00A0 /* 100 msec */
2193b338d917SBrian Gix #define DISCOV_LE_ADV_MESH_MAX 0x00A0 /* 100 msec */
2194b338d917SBrian Gix #define INTERVAL_TO_MS(x) (((x) * 10) / 0x10)
21950d8cc935SAndre Guedes
2196dbf6811aSArchie Pusaka #define NAME_RESOLVE_DURATION msecs_to_jiffies(10240) /* 10.24 sec */
2197dbf6811aSArchie Pusaka
219803c979c4SMarcel Holtmann void mgmt_fill_version_info(void *ver);
219991a668b0SJohan Hedberg int mgmt_new_settings(struct hci_dev *hdev);
2200bf6b56dbSMarcel Holtmann void mgmt_index_added(struct hci_dev *hdev);
2201bf6b56dbSMarcel Holtmann void mgmt_index_removed(struct hci_dev *hdev);
22023eec705eSMarcel Holtmann void mgmt_set_powered_failed(struct hci_dev *hdev, int err);
22032ff13894SJohan Hedberg void mgmt_power_on(struct hci_dev *hdev, int err);
22042ff13894SJohan Hedberg void __mgmt_power_off(struct hci_dev *hdev);
2205dc4a5ee2SMarcel Holtmann void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key,
2206745c0ce3SVishal Agarwal bool persistent);
220748ec92faSAlfonso Acosta void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn,
22081c6ed31bSYu Liu u8 *name, u8 name_len);
22099b80ec5eSMarcel Holtmann void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr,
221012d4a3b2SJohan Hedberg u8 link_type, u8 addr_type, u8 reason,
221112d4a3b2SJohan Hedberg bool mgmt_connected);
22127892924cSMarcel Holtmann void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr,
221388c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status);
2214445608d0SMarcel Holtmann void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
221548264f06SJohan Hedberg u8 addr_type, u8 status);
2216ce0e4a0dSMarcel Holtmann void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure);
2217e669cf80SMarcel Holtmann void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
2218c35938b2SSzymon Janc u8 status);
22193eb38528SMarcel Holtmann void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
2220744cf19eSJohan Hedberg u8 status);
2221744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr,
222239adbffeSJohan Hedberg u8 link_type, u8 addr_type, u32 value,
2223272d90dfSJohan Hedberg u8 confirm_hint);
2224744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
2225272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status);
2226272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
2227272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status);
2228272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr,
2229272d90dfSJohan Hedberg u8 link_type, u8 addr_type);
2230604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
2231272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status);
2232272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
2233272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status);
223492a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr,
223592a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey,
223692a25256SJohan Hedberg u8 entered);
2237e1e930f5SJohan Hedberg void mgmt_auth_failed(struct hci_conn *conn, u8 status);
2238464996aeSMarcel Holtmann void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status);
22394e1b0245SMarcel Holtmann void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class,
22407f9a903cSMarcel Holtmann u8 status);
22417667da34SMarcel Holtmann void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status);
2242e68f072bSJohan Hedberg void mgmt_start_discovery_complete(struct hci_dev *hdev, u8 status);
22432154d3f4SJohan Hedberg void mgmt_stop_discovery_complete(struct hci_dev *hdev, u8 status);
2244901801b9SMarcel Holtmann void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
2245af58925cSMarcel Holtmann u8 addr_type, u8 *dev_class, s8 rssi, u32 flags,
2246b338d917SBrian Gix u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len,
2247b338d917SBrian Gix u64 instant);
22489cf12aeeSMarcel Holtmann void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
2249b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len);
22502f1e063bSMarcel Holtmann void mgmt_discovering(struct hci_dev *hdev, u8 discovering);
2251346ce5b7SAbhishek Pandit-Subedi void mgmt_suspending(struct hci_dev *hdev, u8 state);
2252346ce5b7SAbhishek Pandit-Subedi void mgmt_resuming(struct hci_dev *hdev, u8 reason, bdaddr_t *bdaddr,
2253346ce5b7SAbhishek Pandit-Subedi u8 addr_type);
225484c61d92SJohan Hedberg bool mgmt_powering_down(struct hci_dev *hdev);
225553ac6ab6SMarcel Holtmann void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent);
2256cad20c27SJohan Hedberg void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk, bool persistent);
225753ac6ab6SMarcel Holtmann void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk,
225853ac6ab6SMarcel Holtmann bool persistent);
2259ffb5a827SAndre Guedes void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr,
2260f4869e2aSJohan Hedberg u8 bdaddr_type, u8 store_hint, u16 min_interval,
2261f4869e2aSJohan Hedberg u16 max_interval, u16 latency, u16 timeout);
2262f4a407beSJohan Hedberg void mgmt_smp_complete(struct hci_conn *conn, bool complete);
2263f2252570SJohan Hedberg bool mgmt_get_connectable(struct hci_dev *hdev);
2264f2252570SJohan Hedberg u8 mgmt_get_adv_discov_flags(struct hci_dev *hdev);
2265f2252570SJohan Hedberg void mgmt_advertising_added(struct sock *sk, struct hci_dev *hdev,
2266f2252570SJohan Hedberg u8 instance);
2267f2252570SJohan Hedberg void mgmt_advertising_removed(struct sock *sk, struct hci_dev *hdev,
2268f2252570SJohan Hedberg u8 instance);
226966bd095aSArchie Pusaka void mgmt_adv_monitor_removed(struct hci_dev *hdev, u16 handle);
2270b7c23df8SJaganath Kanakkassery int mgmt_phy_configuration_changed(struct hci_dev *hdev, struct sock *skip);
22718d7f1677SManish Mandlik void mgmt_adv_monitor_device_lost(struct hci_dev *hdev, u16 handle,
22728d7f1677SManish Mandlik bdaddr_t *bdaddr, u8 addr_type);
2273346af67bSVinicius Costa Gomes
22741a942de0SBrian Gix int hci_abort_conn(struct hci_conn *conn, u8 reason);
22757d6ca693SJohan Hedberg u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency,
22767d6ca693SJohan Hedberg u16 to_multiplier);
2277fe39c7b2SMarcel Holtmann void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand,
22788b76ce34SJohan Hedberg __u8 ltk[16], __u8 key_size);
22792519a1fcSAndre Guedes
2280a1f4c318SJohan Hedberg void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr,
2281a1f4c318SJohan Hedberg u8 *bdaddr_type);
2282ebd3a747SJohan Hedberg
22835d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_MASK 0x0003
22845d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_CVSD 0x0000
22855d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_TRANSP 0x0003
22865d4d62f6SFrédéric Dalleau
22878961987fSKiran K #define LOCAL_CODEC_ACL_MASK BIT(0)
22888961987fSKiran K #define LOCAL_CODEC_SCO_MASK BIT(1)
22898961987fSKiran K
22908961987fSKiran K #define TRANSPORT_TYPE_MAX 0x04
22918961987fSKiran K
22921da177e4SLinus Torvalds #endif /* __HCI_CORE_H */
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