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functions
int amp_init2(struct hci_request *req) { /* Read Local Supported Features. Not all AMP controllers * support this so it's placed conditionally in the second * stage init. */ if (req->hdev->commands[14] & 0x20) hci_req_add(req, HCI_OP_READ_LOCAL_FEATURES, 0, NULL); return 0; }
functions
int hci_init1_req(struct hci_request *req, unsigned long opt) { struct hci_dev *hdev = req->hdev; BT_DBG("%s %ld", hdev->name, opt); /* Reset */ if (!test_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks)) hci_reset_req(req, 0); switch (hdev->dev_type) { case HCI_BREDR: bredr_init(req); break; case HCI_AMP:...
functions
void bredr_setup(struct hci_request *req) { __le16 param; __u8 flt_type; /* Read Buffer Size (ACL mtu, max pkt, etc.) */ hci_req_add(req, HCI_OP_READ_BUFFER_SIZE, 0, NULL); /* Read Class of Device */ hci_req_add(req, HCI_OP_READ_CLASS_OF_DEV, 0, NULL); /* Read Local Name */ hci_req_add(req, HCI_OP_READ_LOCAL...
functions
void le_setup(struct hci_request *req) { struct hci_dev *hdev = req->hdev; /* Read LE Buffer Size */ hci_req_add(req, HCI_OP_LE_READ_BUFFER_SIZE, 0, NULL); /* Read LE Local Supported Features */ hci_req_add(req, HCI_OP_LE_READ_LOCAL_FEATURES, 0, NULL); /* Read LE Supported States */ hci_req_add(req, HCI_OP_LE...
functions
void hci_setup_event_mask(struct hci_request *req) { struct hci_dev *hdev = req->hdev; /* The second byte is 0xff instead of 0x9f (two reserved bits * disabled) since a Broadcom 1.2 dongle doesn't respond to the * command otherwise. */ u8 events[8] = { 0xff, 0xff, 0xfb, 0xff, 0x00, 0x00, 0x00, 0x00 }
functions
int hci_init2_req(struct hci_request *req, unsigned long opt) { struct hci_dev *hdev = req->hdev; if (hdev->dev_type == HCI_AMP) return amp_init2(req); if (lmp_bredr_capable(hdev)) bredr_setup(req); else hci_dev_clear_flag(hdev, HCI_BREDR_ENABLED); if (lmp_le_capable(hdev)) le_setup(req); /* All Bluet...
functions
void hci_setup_link_policy(struct hci_request *req) { struct hci_dev *hdev = req->hdev; struct hci_cp_write_def_link_policy cp; u16 link_policy = 0; if (lmp_rswitch_capable(hdev)) link_policy |= HCI_LP_RSWITCH; if (lmp_hold_capable(hdev)) link_policy |= HCI_LP_HOLD; if (lmp_sniff_capable(hdev)) link_policy...
functions
void hci_set_le_support(struct hci_request *req) { struct hci_dev *hdev = req->hdev; struct hci_cp_write_le_host_supported cp; /* LE-only devices do not support explicit enablement */ if (!lmp_bredr_capable(hdev)) return; memset(&cp, 0, sizeof(cp)); if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { cp.le = 0x...
functions
void hci_set_event_mask_page_2(struct hci_request *req) { struct hci_dev *hdev = req->hdev; u8 events[8] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
functions
int hci_init3_req(struct hci_request *req, unsigned long opt) { struct hci_dev *hdev = req->hdev; u8 p; hci_setup_event_mask(req); if (hdev->commands[6] & 0x20 && !test_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks)) { struct hci_cp_read_stored_link_key cp; bacpy(&cp.bdaddr, BDADDR_ANY); cp.read...
functions
int hci_init4_req(struct hci_request *req, unsigned long opt) { struct hci_dev *hdev = req->hdev; /* Some Broadcom based Bluetooth controllers do not support the * Delete Stored Link Key command. They are clearly indicating its * absence in the bit mask of supported commands. * * Check the supported commands...
functions
int __hci_init(struct hci_dev *hdev) { int err; err = __hci_req_sync(hdev, hci_init1_req, 0, HCI_INIT_TIMEOUT, NULL); if (err < 0) return err; if (hci_dev_test_flag(hdev, HCI_SETUP)) hci_debugfs_create_basic(hdev); err = __hci_req_sync(hdev, hci_init2_req, 0, HCI_INIT_TIMEOUT, NULL); if (err < 0) return ...
functions
int hci_init0_req(struct hci_request *req, unsigned long opt) { struct hci_dev *hdev = req->hdev; BT_DBG("%s %ld", hdev->name, opt); /* Reset */ if (!test_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks)) hci_reset_req(req, 0); /* Read Local Version */ hci_req_add(req, HCI_OP_READ_LOCAL_VERSION, 0, NULL); /* R...
functions
int __hci_unconf_init(struct hci_dev *hdev) { int err; if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) return 0; err = __hci_req_sync(hdev, hci_init0_req, 0, HCI_INIT_TIMEOUT, NULL); if (err < 0) return err; if (hci_dev_test_flag(hdev, HCI_SETUP)) hci_debugfs_create_basic(hdev); return 0; }
functions
int hci_scan_req(struct hci_request *req, unsigned long opt) { __u8 scan = opt; BT_DBG("%s %x", req->hdev->name, scan); /* Inquiry and Page scans */ hci_req_add(req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); return 0; }
functions
int hci_auth_req(struct hci_request *req, unsigned long opt) { __u8 auth = opt; BT_DBG("%s %x", req->hdev->name, auth); /* Authentication */ hci_req_add(req, HCI_OP_WRITE_AUTH_ENABLE, 1, &auth); return 0; }
functions
int hci_encrypt_req(struct hci_request *req, unsigned long opt) { __u8 encrypt = opt; BT_DBG("%s %x", req->hdev->name, encrypt); /* Encryption */ hci_req_add(req, HCI_OP_WRITE_ENCRYPT_MODE, 1, &encrypt); return 0; }
functions
int hci_linkpol_req(struct hci_request *req, unsigned long opt) { __le16 policy = cpu_to_le16(opt); BT_DBG("%s %x", req->hdev->name, policy); /* Default link policy */ hci_req_add(req, HCI_OP_WRITE_DEF_LINK_POLICY, 2, &policy); return 0; }
functions
bool hci_discovery_active(struct hci_dev *hdev) { struct discovery_state *discov = &hdev->discovery; switch (discov->state) { case DISCOVERY_FINDING: case DISCOVERY_RESOLVING: return true; default: return false; }
functions
void hci_discovery_set_state(struct hci_dev *hdev, int state) { int old_state = hdev->discovery.state; BT_DBG("%s state %u -> %u", hdev->name, hdev->discovery.state, state); if (old_state == state) return; hdev->discovery.state = state; switch (state) { case DISCOVERY_STOPPED: hci_update_background_scan(h...
functions
void hci_inquiry_cache_flush(struct hci_dev *hdev) { struct discovery_state *cache = &hdev->discovery; struct inquiry_entry *p, *n; list_for_each_entry_safe(p, n, &cache->all, all) { list_del(&p->all); kfree(p); }
functions
void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, struct inquiry_entry *ie) { struct discovery_state *cache = &hdev->discovery; struct list_head *pos = &cache->resolve; struct inquiry_entry *p; list_del(&ie->list); list_for_each_entry(p, &cache->resolve, list) { if (p->name_state != NAME_PE...
functions
u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, bool name_known) { struct discovery_state *cache = &hdev->discovery; struct inquiry_entry *ie; u32 flags = 0; BT_DBG("cache %p, %pMR", cache, &data->bdaddr); hci_remove_remote_oob_data(hdev, &data->bdaddr, BDADDR_BREDR); if (...
functions
int inquiry_cache_dump(struct hci_dev *hdev, int num, __u8 *buf) { struct discovery_state *cache = &hdev->discovery; struct inquiry_info *info = (struct inquiry_info *) buf; struct inquiry_entry *e; int copied = 0; list_for_each_entry(e, &cache->all, all) { struct inquiry_data *data = &e->data; if (copied >=...
functions
int hci_inq_req(struct hci_request *req, unsigned long opt) { struct hci_inquiry_req *ir = (struct hci_inquiry_req *) opt; struct hci_dev *hdev = req->hdev; struct hci_cp_inquiry cp; BT_DBG("%s", hdev->name); if (test_bit(HCI_INQUIRY, &hdev->flags)) return 0; /* Start Inquiry */ memcpy(&cp.lap, &ir->lap, 3)...
functions
int hci_inquiry(void __user *arg) { __u8 __user *ptr = arg; struct hci_inquiry_req ir; struct hci_dev *hdev; int err = 0, do_inquiry = 0, max_rsp; long timeo; __u8 *buf; if (copy_from_user(&ir, ptr, sizeof(ir))) return -EFAULT; hdev = hci_dev_get(ir.dev_id); if (!hdev) return -ENODEV; if (hci_dev_test_...
functions
int hci_dev_do_open(struct hci_dev *hdev) { int ret = 0; BT_DBG("%s %p", hdev->name, hdev); hci_req_sync_lock(hdev); if (hci_dev_test_flag(hdev, HCI_UNREGISTER)) { ret = -ENODEV; goto done; }
functions
int hci_dev_open(__u16 dev) { struct hci_dev *hdev; int err; hdev = hci_dev_get(dev); if (!hdev) return -ENODEV; /* Devices that are marked as unconfigured can only be powered * up as user channel. Trying to bring them up as normal devices * will result into a failure. Only user channel operation is * po...
functions
void hci_pend_le_actions_clear(struct hci_dev *hdev) { struct hci_conn_params *p; list_for_each_entry(p, &hdev->le_conn_params, list) { if (p->conn) { hci_conn_drop(p->conn); hci_conn_put(p->conn); p->conn = NULL; }
functions
int hci_dev_do_close(struct hci_dev *hdev) { bool auto_off; BT_DBG("%s %p", hdev->name, hdev); if (!hci_dev_test_flag(hdev, HCI_UNREGISTER) && !hci_dev_test_flag(hdev, HCI_USER_CHANNEL) && test_bit(HCI_UP, &hdev->flags)) { /* Execute vendor specific shutdown routine */ if (hdev->shutdown) hdev->sh...
functions
int hci_dev_close(__u16 dev) { struct hci_dev *hdev; int err; hdev = hci_dev_get(dev); if (!hdev) return -ENODEV; if (hci_dev_test_flag(hdev, HCI_USER_CHANNEL)) { err = -EBUSY; goto done; }
functions
int hci_dev_do_reset(struct hci_dev *hdev) { int ret; BT_DBG("%s %p", hdev->name, hdev); hci_req_sync_lock(hdev); /* Drop queues */ skb_queue_purge(&hdev->rx_q); skb_queue_purge(&hdev->cmd_q); /* Avoid potential lockdep warnings from the *_flush() calls by * ensuring the workqueue is empty up front. */ ...
functions
int hci_dev_reset(__u16 dev) { struct hci_dev *hdev; int err; hdev = hci_dev_get(dev); if (!hdev) return -ENODEV; if (!test_bit(HCI_UP, &hdev->flags)) { err = -ENETDOWN; goto done; }
functions
int hci_dev_reset_stat(__u16 dev) { struct hci_dev *hdev; int ret = 0; hdev = hci_dev_get(dev); if (!hdev) return -ENODEV; if (hci_dev_test_flag(hdev, HCI_USER_CHANNEL)) { ret = -EBUSY; goto done; }
functions
void hci_update_scan_state(struct hci_dev *hdev, u8 scan) { bool conn_changed, discov_changed; BT_DBG("%s scan 0x%02x", hdev->name, scan); if ((scan & SCAN_PAGE)) conn_changed = !hci_dev_test_and_set_flag(hdev, HCI_CONNECTABLE); else conn_changed = hci_dev_test_and_clear_flag(hdev, HCI_CONN...
functions
int hci_dev_cmd(unsigned int cmd, void __user *arg) { struct hci_dev *hdev; struct hci_dev_req dr; int err = 0; if (copy_from_user(&dr, arg, sizeof(dr))) return -EFAULT; hdev = hci_dev_get(dr.dev_id); if (!hdev) return -ENODEV; if (hci_dev_test_flag(hdev, HCI_USER_CHANNEL)) { err = -EBUSY; goto done; ...
functions
int hci_get_dev_list(void __user *arg) { struct hci_dev *hdev; struct hci_dev_list_req *dl; struct hci_dev_req *dr; int n = 0, size, err; __u16 dev_num; if (get_user(dev_num, (__u16 __user *) arg)) return -EFAULT; if (!dev_num || dev_num > (PAGE_SIZE * 2) / sizeof(*dr)) return -EINVAL; size = sizeof(*dl)...
functions
int hci_get_dev_info(void __user *arg) { struct hci_dev *hdev; struct hci_dev_info di; unsigned long flags; int err = 0; if (copy_from_user(&di, arg, sizeof(di))) return -EFAULT; hdev = hci_dev_get(di.dev_id); if (!hdev) return -ENODEV; /* When the auto-off is configured it means the transport * is run...
functions
int hci_rfkill_set_block(void *data, bool blocked) { struct hci_dev *hdev = data; BT_DBG("%p name %s blocked %d", hdev, hdev->name, blocked); if (hci_dev_test_flag(hdev, HCI_USER_CHANNEL)) return -EBUSY; if (blocked) { hci_dev_set_flag(hdev, HCI_RFKILLED); if (!hci_dev_test_flag(hdev, HCI_SETUP) && !...
functions
void hci_power_on(struct work_struct *work) { struct hci_dev *hdev = container_of(work, struct hci_dev, power_on); int err; BT_DBG("%s", hdev->name); if (test_bit(HCI_UP, &hdev->flags) && hci_dev_test_flag(hdev, HCI_MGMT) && hci_dev_test_and_clear_flag(hdev, HCI_AUTO_OFF)) { cancel_delayed_work(&hdev-...
functions
void hci_power_off(struct work_struct *work) { struct hci_dev *hdev = container_of(work, struct hci_dev, power_off.work); BT_DBG("%s", hdev->name); hci_dev_do_close(hdev); }
functions
void hci_error_reset(struct work_struct *work) { struct hci_dev *hdev = container_of(work, struct hci_dev, error_reset); BT_DBG("%s", hdev->name); if (hdev->hw_error) hdev->hw_error(hdev, hdev->hw_error_code); else BT_ERR("%s hardware error 0x%2.2x", hdev->name, hdev->hw_error_code); if (hci_dev_do...
functions
void hci_uuids_clear(struct hci_dev *hdev) { struct bt_uuid *uuid, *tmp; list_for_each_entry_safe(uuid, tmp, &hdev->uuids, list) { list_del(&uuid->list); kfree(uuid); }
functions
void hci_link_keys_clear(struct hci_dev *hdev) { struct link_key *key; list_for_each_entry_rcu(key, &hdev->link_keys, list) { list_del_rcu(&key->list); kfree_rcu(key, rcu); }
functions
void hci_smp_ltks_clear(struct hci_dev *hdev) { struct smp_ltk *k; list_for_each_entry_rcu(k, &hdev->long_term_keys, list) { list_del_rcu(&k->list); kfree_rcu(k, rcu); }
functions
void hci_smp_irks_clear(struct hci_dev *hdev) { struct smp_irk *k; list_for_each_entry_rcu(k, &hdev->identity_resolving_keys, list) { list_del_rcu(&k->list); kfree_rcu(k, rcu); }
functions
bool hci_persistent_key(struct hci_dev *hdev, struct hci_conn *conn, u8 key_type, u8 old_key_type) { /* Legacy key */ if (key_type < 0x03) return true; /* Debug keys are insecure so don't store them persistently */ if (key_type == HCI_LK_DEBUG_COMBINATION) return false; /* Changed combination key a...
functions
u8 ltk_role(u8 type) { if (type == SMP_LTK) return HCI_ROLE_MASTER; return HCI_ROLE_SLAVE; }
functions
int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr) { struct link_key *key; key = hci_find_link_key(hdev, bdaddr); if (!key) return -ENOENT; BT_DBG("%s removing %pMR", hdev->name, bdaddr); list_del_rcu(&key->list); kfree_rcu(key, rcu); return 0; }
functions
int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type) { struct smp_ltk *k; int removed = 0; list_for_each_entry_rcu(k, &hdev->long_term_keys, list) { if (bacmp(bdaddr, &k->bdaddr) || k->bdaddr_type != bdaddr_type) continue; BT_DBG("%s removing %pMR", hdev->name, bdaddr); list_del_rcu...
functions
void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type) { struct smp_irk *k; list_for_each_entry_rcu(k, &hdev->identity_resolving_keys, list) { if (bacmp(bdaddr, &k->bdaddr) || k->addr_type != addr_type) continue; BT_DBG("%s removing %pMR", hdev->name, bdaddr); list_del_rcu(&k->list); ...
functions
bool hci_bdaddr_is_paired(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) { struct smp_ltk *k; struct smp_irk *irk; u8 addr_type; if (type == BDADDR_BREDR) { if (hci_find_link_key(hdev, bdaddr)) return true; return false; }
functions
void hci_cmd_timeout(struct work_struct *work) { struct hci_dev *hdev = container_of(work, struct hci_dev, cmd_timer.work); if (hdev->sent_cmd) { struct hci_command_hdr *sent = (void *) hdev->sent_cmd->data; u16 opcode = __le16_to_cpu(sent->opcode); BT_ERR("%s command 0x%4.4x tx timeout", hdev->name,...
functions
int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type) { struct oob_data *data; data = hci_find_remote_oob_data(hdev, bdaddr, bdaddr_type); if (!data) return -ENOENT; BT_DBG("%s removing %pMR (%u)", hdev->name, bdaddr, bdaddr_type); list_del(&data->list); kfree(data)...
functions
void hci_remote_oob_data_clear(struct hci_dev *hdev) { struct oob_data *data, *n; list_for_each_entry_safe(data, n, &hdev->remote_oob_data, list) { list_del(&data->list); kfree(data); }
functions
int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type, u8 *hash192, u8 *rand192, u8 *hash256, u8 *rand256) { struct oob_data *data; data = hci_find_remote_oob_data(hdev, bdaddr, bdaddr_type); if (!data) { data = kmalloc(sizeof(*data), GFP_KERNEL); if (!data) return ...
functions
int hci_remove_adv_instance(struct hci_dev *hdev, u8 instance) { struct adv_info *adv_instance; adv_instance = hci_find_adv_instance(hdev, instance); if (!adv_instance) return -ENOENT; BT_DBG("%s removing %dMR", hdev->name, instance); if (hdev->cur_adv_instance == instance) { if (hdev->adv_instance_timeout)...
functions
void hci_adv_instances_clear(struct hci_dev *hdev) { struct adv_info *adv_instance, *n; if (hdev->adv_instance_timeout) { cancel_delayed_work(&hdev->adv_instance_expire); hdev->adv_instance_timeout = 0; }
functions
int hci_add_adv_instance(struct hci_dev *hdev, u8 instance, u32 flags, u16 adv_data_len, u8 *adv_data, u16 scan_rsp_len, u8 *scan_rsp_data, u16 timeout, u16 duration) { struct adv_info *adv_instance; adv_instance = hci_find_adv_instance(hdev, instance); if (adv_instance) { memset(adv_instance->adv_dat...
functions
void hci_bdaddr_list_clear(struct list_head *bdaddr_list) { struct bdaddr_list *b, *n; list_for_each_entry_safe(b, n, bdaddr_list, list) { list_del(&b->list); kfree(b); }
functions
int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type) { struct bdaddr_list *entry; if (!bacmp(bdaddr, BDADDR_ANY)) return -EBADF; if (hci_bdaddr_list_lookup(list, bdaddr, type)) return -EEXIST; entry = kzalloc(sizeof(*entry), GFP_KERNEL); if (!entry) return -ENOMEM; bacpy(&entry->bd...
functions
int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type) { struct bdaddr_list *entry; if (!bacmp(bdaddr, BDADDR_ANY)) { hci_bdaddr_list_clear(list); return 0; }
functions
void hci_conn_params_free(struct hci_conn_params *params) { if (params->conn) { hci_conn_drop(params->conn); hci_conn_put(params->conn); }
functions
void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type) { struct hci_conn_params *params; params = hci_conn_params_lookup(hdev, addr, addr_type); if (!params) return; hci_conn_params_free(params); hci_update_background_scan(hdev); BT_DBG("addr %pMR (type %u)", addr, addr_type); }
functions
void hci_conn_params_clear_disabled(struct hci_dev *hdev) { struct hci_conn_params *params, *tmp; list_for_each_entry_safe(params, tmp, &hdev->le_conn_params, list) { if (params->auto_connect != HCI_AUTO_CONN_DISABLED) continue; /* If trying to estabilish one time connection to disabled * device, leave th...
functions
void hci_conn_params_clear_all(struct hci_dev *hdev) { struct hci_conn_params *params, *tmp; list_for_each_entry_safe(params, tmp, &hdev->le_conn_params, list) hci_conn_params_free(params); BT_DBG("All LE connection parameters were removed"); }
functions
void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *bdaddr_type) { if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) || !bacmp(&hdev->bdaddr, BDADDR_ANY) || (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && bacmp(&hdev->static_addr, BDADDR_ANY))) { bacpy(bdaddr, &hdev-...
functions
void hci_free_dev(struct hci_dev *hdev) { /* will free via device release */ put_device(&hdev->dev); }
functions
int hci_register_dev(struct hci_dev *hdev) { int id, error; if (!hdev->open || !hdev->close || !hdev->send) return -EINVAL; /* Do not allow HCI_AMP devices to register at index 0, * so the index can be used as the AMP controller ID. */ switch (hdev->dev_type) { case HCI_BREDR: id = ida_simple_get(&hci_in...
functions
void hci_unregister_dev(struct hci_dev *hdev) { int id; BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus); hci_dev_set_flag(hdev, HCI_UNREGISTER); id = hdev->id; write_lock(&hci_dev_list_lock); list_del(&hdev->list); write_unlock(&hci_dev_list_lock); hci_dev_do_close(hdev); cancel_work_sync(&hdev-...
functions
int hci_suspend_dev(struct hci_dev *hdev) { hci_sock_dev_event(hdev, HCI_DEV_SUSPEND); return 0; }
functions
int hci_resume_dev(struct hci_dev *hdev) { hci_sock_dev_event(hdev, HCI_DEV_RESUME); return 0; }
functions
int hci_reset_dev(struct hci_dev *hdev) { const u8 hw_err[] = { HCI_EV_HARDWARE_ERROR, 0x01, 0x00 }
functions
int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb) { if (!hdev || (!test_bit(HCI_UP, &hdev->flags) && !test_bit(HCI_INIT, &hdev->flags))) { kfree_skb(skb); return -ENXIO; }
functions
int hci_recv_diag(struct hci_dev *hdev, struct sk_buff *skb) { /* Mark as diagnostic packet */ hci_skb_pkt_type(skb) = HCI_DIAG_PKT; /* Time stamp */ __net_timestamp(skb); skb_queue_tail(&hdev->rx_q, skb); queue_work(hdev->workqueue, &hdev->rx_work); return 0; }
functions
int hci_register_cb(struct hci_cb *cb) { BT_DBG("%p name %s", cb, cb->name); mutex_lock(&hci_cb_list_lock); list_add_tail(&cb->list, &hci_cb_list); mutex_unlock(&hci_cb_list_lock); return 0; }
functions
int hci_unregister_cb(struct hci_cb *cb) { BT_DBG("%p name %s", cb, cb->name); mutex_lock(&hci_cb_list_lock); list_del(&cb->list); mutex_unlock(&hci_cb_list_lock); return 0; }
functions
void hci_send_frame(struct hci_dev *hdev, struct sk_buff *skb) { int err; BT_DBG("%s type %d len %d", hdev->name, hci_skb_pkt_type(skb), skb->len); /* Time stamp */ __net_timestamp(skb); /* Send copy to monitor */ hci_send_to_monitor(hdev, skb); if (atomic_read(&hdev->promisc)) { /* Send copy to th...
functions
int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, const void *param) { struct sk_buff *skb; BT_DBG("%s opcode 0x%4.4x plen %d", hdev->name, opcode, plen); skb = hci_prepare_cmd(hdev, opcode, plen, param); if (!skb) { BT_ERR("%s no memory for command", hdev->name); return -ENOMEM; }
functions
void hci_add_acl_hdr(struct sk_buff *skb, __u16 handle, __u16 flags) { struct hci_acl_hdr *hdr; int len = skb->len; skb_push(skb, HCI_ACL_HDR_SIZE); skb_reset_transport_header(skb); hdr = (struct hci_acl_hdr *)skb_transport_header(skb); hdr->handle = cpu_to_le16(hci_handle_pack(handle, flags)); hdr->dlen = cp...
functions
void hci_queue_acl(struct hci_chan *chan, struct sk_buff_head *queue, struct sk_buff *skb, __u16 flags) { struct hci_conn *conn = chan->conn; struct hci_dev *hdev = conn->hdev; struct sk_buff *list; skb->len = skb_headlen(skb); skb->data_len = 0; hci_skb_pkt_type(skb) = HCI_ACLDATA_PKT; switch (hdev->dev...
functions
void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags) { struct hci_dev *hdev = chan->conn->hdev; BT_DBG("%s chan %p flags 0x%4.4x", hdev->name, chan, flags); hci_queue_acl(chan, &chan->data_q, skb, flags); queue_work(hdev->workqueue, &hdev->tx_work); }
functions
void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb) { struct hci_dev *hdev = conn->hdev; struct hci_sco_hdr hdr; BT_DBG("%s len %d", hdev->name, skb->len); hdr.handle = cpu_to_le16(conn->handle); hdr.dlen = skb->len; skb_push(skb, HCI_SCO_HDR_SIZE); skb_reset_transport_header(skb); memcpy(skb_tra...
functions
void hci_link_tx_to(struct hci_dev *hdev, __u8 type) { struct hci_conn_hash *h = &hdev->conn_hash; struct hci_conn *c; BT_ERR("%s link tx timeout", hdev->name); rcu_read_lock(); /* Kill stalled connections */ list_for_each_entry_rcu(c, &h->list, list) { if (c->type == type && c->sent) { BT_ERR("%s killing...
functions
void hci_prio_recalculate(struct hci_dev *hdev, __u8 type) { struct hci_conn_hash *h = &hdev->conn_hash; struct hci_conn *conn; int num = 0; BT_DBG("%s", hdev->name); rcu_read_lock(); list_for_each_entry_rcu(conn, &h->list, list) { struct hci_chan *chan; if (conn->type != type) continue; if (conn->s...
functions
int __get_blocks(struct hci_dev *hdev, struct sk_buff *skb) { /* Calculate count of blocks used by this packet */ return DIV_ROUND_UP(skb->len - HCI_ACL_HDR_SIZE, hdev->block_len); }
functions
void __check_timeout(struct hci_dev *hdev, unsigned int cnt) { if (!hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { /* ACL tx timeout must be longer than maximum * link supervision timeout (40.9 seconds) */ if (!cnt && time_after(jiffies, hdev->acl_last_tx + HCI_ACL_TX_TIMEOUT)) hci_link_tx_to(hdev, ...
functions
void hci_sched_acl_pkt(struct hci_dev *hdev) { unsigned int cnt = hdev->acl_cnt; struct hci_chan *chan; struct sk_buff *skb; int quote; __check_timeout(hdev, cnt); while (hdev->acl_cnt && (chan = hci_chan_sent(hdev, ACL_LINK, &quote))) { u32 priority = (skb_peek(&chan->data_q))->priority; while (quo...
functions
void hci_sched_acl_blk(struct hci_dev *hdev) { unsigned int cnt = hdev->block_cnt; struct hci_chan *chan; struct sk_buff *skb; int quote; u8 type; __check_timeout(hdev, cnt); BT_DBG("%s", hdev->name); if (hdev->dev_type == HCI_AMP) type = AMP_LINK; else type = ACL_LINK; while (hdev->block_cnt > 0 && ...
functions
void hci_sched_acl(struct hci_dev *hdev) { BT_DBG("%s", hdev->name); /* No ACL link over BR/EDR controller */ if (!hci_conn_num(hdev, ACL_LINK) && hdev->dev_type == HCI_BREDR) return; /* No AMP link over AMP controller */ if (!hci_conn_num(hdev, AMP_LINK) && hdev->dev_type == HCI_AMP) return; switch (hdev-...
functions
void hci_sched_sco(struct hci_dev *hdev) { struct hci_conn *conn; struct sk_buff *skb; int quote; BT_DBG("%s", hdev->name); if (!hci_conn_num(hdev, SCO_LINK)) return; while (hdev->sco_cnt && (conn = hci_low_sent(hdev, SCO_LINK, &quote))) { while (quote-- && (skb = skb_dequeue(&conn->data_q))) { BT_DBG("...
functions
void hci_sched_esco(struct hci_dev *hdev) { struct hci_conn *conn; struct sk_buff *skb; int quote; BT_DBG("%s", hdev->name); if (!hci_conn_num(hdev, ESCO_LINK)) return; while (hdev->sco_cnt && (conn = hci_low_sent(hdev, ESCO_LINK, &quote))) { while (quote-- && (skb = skb_dequeue(&conn->data_q)))...
functions
void hci_sched_le(struct hci_dev *hdev) { struct hci_chan *chan; struct sk_buff *skb; int quote, cnt, tmp; BT_DBG("%s", hdev->name); if (!hci_conn_num(hdev, LE_LINK)) return; if (!hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { /* LE tx timeout must be longer than maximum * link supervision timeout (40.9 s...
functions
void hci_tx_work(struct work_struct *work) { struct hci_dev *hdev = container_of(work, struct hci_dev, tx_work); struct sk_buff *skb; BT_DBG("%s acl %d sco %d le %d", hdev->name, hdev->acl_cnt, hdev->sco_cnt, hdev->le_cnt); if (!hci_dev_test_flag(hdev, HCI_USER_CHANNEL)) { /* Schedule queues and send st...
functions
void hci_acldata_packet(struct hci_dev *hdev, struct sk_buff *skb) { struct hci_acl_hdr *hdr = (void *) skb->data; struct hci_conn *conn; __u16 handle, flags; skb_pull(skb, HCI_ACL_HDR_SIZE); handle = __le16_to_cpu(hdr->handle); flags = hci_flags(handle); handle = hci_handle(handle); BT_DBG("%s len %d handl...
functions
void hci_scodata_packet(struct hci_dev *hdev, struct sk_buff *skb) { struct hci_sco_hdr *hdr = (void *) skb->data; struct hci_conn *conn; __u16 handle; skb_pull(skb, HCI_SCO_HDR_SIZE); handle = __le16_to_cpu(hdr->handle); BT_DBG("%s len %d handle 0x%4.4x", hdev->name, skb->len, handle); hdev->stat.sco_rx++; ...
functions
bool hci_req_is_complete(struct hci_dev *hdev) { struct sk_buff *skb; skb = skb_peek(&hdev->cmd_q); if (!skb) return true; return (bt_cb(skb)->hci.req_flags & HCI_REQ_START); }
functions
void hci_resend_last(struct hci_dev *hdev) { struct hci_command_hdr *sent; struct sk_buff *skb; u16 opcode; if (!hdev->sent_cmd) return; sent = (void *) hdev->sent_cmd->data; opcode = __le16_to_cpu(sent->opcode); if (opcode == HCI_OP_RESET) return; skb = skb_clone(hdev->sent_cmd, GFP_KERNEL); if (!skb) ...
functions
void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status, hci_req_complete_t *req_complete, hci_req_complete_skb_t *req_complete_skb) { struct sk_buff *skb; unsigned long flags; BT_DBG("opcode 0x%04x status 0x%02x", opcode, status); /* If the completed command doesn't match the last one tha...
functions
void hci_rx_work(struct work_struct *work) { struct hci_dev *hdev = container_of(work, struct hci_dev, rx_work); struct sk_buff *skb; BT_DBG("%s", hdev->name); while ((skb = skb_dequeue(&hdev->rx_q))) { /* Send copy to monitor */ hci_send_to_monitor(hdev, skb); if (atomic_read(&hdev->promisc)) { /* Send...