diff options
Diffstat (limited to 'include/net/bluetooth/hci_core.h')
-rw-r--r-- | include/net/bluetooth/hci_core.h | 137 |
1 files changed, 124 insertions, 13 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index e01d52cb668c..e6359f7346f1 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -83,7 +83,7 @@ struct discovery_state { u8 last_adv_addr_type; s8 last_adv_rssi; u32 last_adv_flags; - u8 last_adv_data[HCI_MAX_AD_LENGTH]; + u8 last_adv_data[HCI_MAX_EXT_AD_LENGTH]; u8 last_adv_data_len; bool report_invalid_rssi; bool result_filtering; @@ -290,7 +290,7 @@ struct adv_pattern { __u8 ad_type; __u8 offset; __u8 length; - __u8 value[HCI_MAX_AD_LENGTH]; + __u8 value[HCI_MAX_EXT_AD_LENGTH]; }; struct adv_rssi_thresholds { @@ -321,8 +321,8 @@ struct adv_monitor { #define HCI_MAX_SHORT_NAME_LENGTH 10 -#define HCI_CONN_HANDLE_UNSET 0xffff #define HCI_CONN_HANDLE_MAX 0x0eff +#define HCI_CONN_HANDLE_UNSET(_handle) (_handle > HCI_CONN_HANDLE_MAX) /* Min encryption key size to match with SMP */ #define HCI_MIN_ENC_KEY_SIZE 7 @@ -726,7 +726,7 @@ struct hci_conn { __u16 le_conn_interval; __u16 le_conn_latency; __u16 le_supv_timeout; - __u8 le_adv_data[HCI_MAX_AD_LENGTH]; + __u8 le_adv_data[HCI_MAX_EXT_AD_LENGTH]; __u8 le_adv_data_len; __u8 le_per_adv_data[HCI_MAX_PER_AD_LENGTH]; __u8 le_per_adv_data_len; @@ -739,6 +739,7 @@ struct hci_conn { unsigned long flags; enum conn_reasons conn_reason; + __u8 abort_reason; __u32 clock; __u16 clock_accuracy; @@ -758,7 +759,6 @@ struct hci_conn { struct delayed_work auto_accept_work; struct delayed_work idle_work; struct delayed_work le_conn_timeout; - struct work_struct le_scan_cleanup; struct device dev; struct dentry *debugfs; @@ -974,6 +974,12 @@ enum { HCI_CONN_SCANNING, HCI_CONN_AUTH_FAILURE, HCI_CONN_PER_ADV, + HCI_CONN_BIG_CREATED, + HCI_CONN_CREATE_CIS, + HCI_CONN_BIG_SYNC, + HCI_CONN_BIG_SYNC_FAILED, + HCI_CONN_PA_SYNC, + HCI_CONN_PA_SYNC_FAILED, }; static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) @@ -1093,8 +1099,7 @@ static inline __u8 hci_conn_lookup_type(struct hci_dev *hdev, __u16 handle) } static inline struct hci_conn *hci_conn_hash_lookup_bis(struct hci_dev *hdev, - bdaddr_t *ba, - __u8 big, __u8 bis) + bdaddr_t *ba, __u8 bis) { struct hci_conn_hash *h = &hdev->conn_hash; struct hci_conn *c; @@ -1105,7 +1110,33 @@ static inline struct hci_conn *hci_conn_hash_lookup_bis(struct hci_dev *hdev, if (bacmp(&c->dst, ba) || c->type != ISO_LINK) continue; - if (c->iso_qos.bcast.big == big && c->iso_qos.bcast.bis == bis) { + if (c->iso_qos.bcast.bis == bis) { + rcu_read_unlock(); + return c; + } + } + rcu_read_unlock(); + + return NULL; +} + +static inline struct hci_conn * +hci_conn_hash_lookup_per_adv_bis(struct hci_dev *hdev, + bdaddr_t *ba, + __u8 big, __u8 bis) +{ + struct hci_conn_hash *h = &hdev->conn_hash; + struct hci_conn *c; + + rcu_read_lock(); + + list_for_each_entry_rcu(c, &h->list, list) { + if (bacmp(&c->dst, ba) || c->type != ISO_LINK || + !test_bit(HCI_CONN_PER_ADV, &c->flags)) + continue; + + if (c->iso_qos.bcast.big == big && + c->iso_qos.bcast.bis == bis) { rcu_read_unlock(); return c; } @@ -1190,7 +1221,7 @@ static inline struct hci_conn *hci_conn_hash_lookup_cis(struct hci_dev *hdev, rcu_read_lock(); list_for_each_entry_rcu(c, &h->list, list) { - if (c->type != ISO_LINK) + if (c->type != ISO_LINK || !bacmp(&c->dst, BDADDR_ANY)) continue; /* Match CIG ID if set */ @@ -1222,7 +1253,7 @@ static inline struct hci_conn *hci_conn_hash_lookup_cig(struct hci_dev *hdev, rcu_read_lock(); list_for_each_entry_rcu(c, &h->list, list) { - if (c->type != ISO_LINK) + if (c->type != ISO_LINK || !bacmp(&c->dst, BDADDR_ANY)) continue; if (handle == c->iso_qos.ucast.cig) { @@ -1259,6 +1290,52 @@ static inline struct hci_conn *hci_conn_hash_lookup_big(struct hci_dev *hdev, return NULL; } +static inline struct hci_conn *hci_conn_hash_lookup_big_any_dst(struct hci_dev *hdev, + __u8 handle) +{ + struct hci_conn_hash *h = &hdev->conn_hash; + struct hci_conn *c; + + rcu_read_lock(); + + list_for_each_entry_rcu(c, &h->list, list) { + if (c->type != ISO_LINK) + continue; + + if (handle != BT_ISO_QOS_BIG_UNSET && handle == c->iso_qos.bcast.big) { + rcu_read_unlock(); + return c; + } + } + + rcu_read_unlock(); + + return NULL; +} + +static inline struct hci_conn * +hci_conn_hash_lookup_pa_sync(struct hci_dev *hdev, __u8 big) +{ + struct hci_conn_hash *h = &hdev->conn_hash; + struct hci_conn *c; + + rcu_read_lock(); + + list_for_each_entry_rcu(c, &h->list, list) { + if (c->type != ISO_LINK || + !test_bit(HCI_CONN_PA_SYNC, &c->flags)) + continue; + + if (c->iso_qos.bcast.big == big) { + rcu_read_unlock(); + return c; + } + } + rcu_read_unlock(); + + return NULL; +} + static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, __u8 type, __u16 state) { @@ -1320,11 +1397,33 @@ static inline struct hci_conn *hci_lookup_le_connect(struct hci_dev *hdev) return NULL; } +/* Returns true if an le connection is in the scanning state */ +static inline bool hci_is_le_conn_scanning(struct hci_dev *hdev) +{ + struct hci_conn_hash *h = &hdev->conn_hash; + struct hci_conn *c; + + rcu_read_lock(); + + list_for_each_entry_rcu(c, &h->list, list) { + if (c->type == LE_LINK && c->state == BT_CONNECT && + test_bit(HCI_CONN_SCANNING, &c->flags)) { + rcu_read_unlock(); + return true; + } + } + + rcu_read_unlock(); + + return false; +} + int hci_disconnect(struct hci_conn *conn, __u8 reason); bool hci_setup_sync(struct hci_conn *conn, __u16 handle); void hci_sco_setup(struct hci_conn *conn, __u8 status); bool hci_iso_setup_path(struct hci_conn *conn); -int hci_le_create_cis(struct hci_conn *conn); +int hci_le_create_cis_pending(struct hci_dev *hdev); +int hci_conn_check_create_cis(struct hci_conn *conn); struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst, u8 role); @@ -1351,6 +1450,9 @@ struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, __u16 setting, struct bt_codec *codec); struct hci_conn *hci_bind_cis(struct hci_dev *hdev, bdaddr_t *dst, __u8 dst_type, struct bt_iso_qos *qos); +struct hci_conn *hci_bind_bis(struct hci_dev *hdev, bdaddr_t *dst, + struct bt_iso_qos *qos, + __u8 base_len, __u8 *base); struct hci_conn *hci_connect_cis(struct hci_dev *hdev, bdaddr_t *dst, __u8 dst_type, struct bt_iso_qos *qos); struct hci_conn *hci_connect_bis(struct hci_dev *hdev, bdaddr_t *dst, @@ -1358,7 +1460,8 @@ struct hci_conn *hci_connect_bis(struct hci_dev *hdev, bdaddr_t *dst, __u8 data_len, __u8 *data); int hci_pa_create_sync(struct hci_dev *hdev, bdaddr_t *dst, __u8 dst_type, __u8 sid, struct bt_iso_qos *qos); -int hci_le_big_create_sync(struct hci_dev *hdev, struct bt_iso_qos *qos, +int hci_le_big_create_sync(struct hci_dev *hdev, struct hci_conn *hcon, + struct bt_iso_qos *qos, __u16 sync_handle, __u8 num_bis, __u8 bis[]); int hci_conn_check_link_mode(struct hci_conn *conn); int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); @@ -1369,6 +1472,7 @@ int hci_conn_switch_role(struct hci_conn *conn, __u8 role); void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); void hci_conn_failed(struct hci_conn *conn, u8 status); +u8 hci_conn_set_handle(struct hci_conn *conn, u16 handle); /* * hci_conn_get() and hci_conn_put() are used to control the life-time of an @@ -1713,7 +1817,9 @@ void hci_conn_del_sysfs(struct hci_conn *conn); #define scan_2m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_2M) || \ ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_2M)) -#define le_coded_capable(dev) (((dev)->le_features[1] & HCI_LE_PHY_CODED)) +#define le_coded_capable(dev) (((dev)->le_features[1] & HCI_LE_PHY_CODED) && \ + !test_bit(HCI_QUIRK_BROKEN_LE_CODED, \ + &(dev)->quirks)) #define scan_coded(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_CODED) || \ ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_CODED)) @@ -1745,6 +1851,10 @@ void hci_conn_del_sysfs(struct hci_conn *conn); /* Extended advertising support */ #define ext_adv_capable(dev) (((dev)->le_features[1] & HCI_LE_EXT_ADV)) +/* Maximum advertising length */ +#define max_adv_len(dev) \ + (ext_adv_capable(dev) ? HCI_MAX_EXT_AD_LENGTH : HCI_MAX_AD_LENGTH) + /* BLUETOOTH CORE SPECIFICATION Version 5.3 | Vol 4, Part E page 1789: * * C24: Mandatory if the LE Controller supports Connection State and either @@ -1765,6 +1875,7 @@ void hci_conn_del_sysfs(struct hci_conn *conn); #define cis_peripheral_capable(dev) \ ((dev)->le_features[3] & HCI_LE_CIS_PERIPHERAL) #define bis_capable(dev) ((dev)->le_features[3] & HCI_LE_ISO_BROADCASTER) +#define sync_recv_capable(dev) ((dev)->le_features[3] & HCI_LE_ISO_SYNC_RECEIVER) #define mws_transport_config_capable(dev) (((dev)->commands[30] & 0x08) && \ (!test_bit(HCI_QUIRK_BROKEN_MWS_TRANSPORT_CONFIG, &(dev)->quirks))) |