diff options
-rw-r--r-- | include/net/bluetooth/hci_core.h | 2 | ||||
-rw-r--r-- | net/bluetooth/hci_core.c | 14 | ||||
-rw-r--r-- | net/bluetooth/hci_event.c | 6 |
3 files changed, 21 insertions, 1 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 673cd23bdf3..01459ecc16e 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -188,6 +188,7 @@ struct hci_dev { struct list_head remote_oob_data; struct list_head adv_entries; + struct timer_list adv_timer; struct hci_dev_stats stat; @@ -538,6 +539,7 @@ int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, u8 *randomizer); int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); +#define ADV_CLEAR_TIMEOUT (3*60*HZ) /* Three minutes */ int hci_adv_entries_clear(struct hci_dev *hdev); struct adv_entry *hci_find_adv_entry(struct hci_dev *hdev, bdaddr_t *bdaddr); int hci_add_adv_entry(struct hci_dev *hdev, diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index cc40f221f5e..ff6b784c58c 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1202,6 +1202,17 @@ int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, return 0; } +static void hci_clear_adv_cache(unsigned long arg) +{ + struct hci_dev *hdev = (void *) arg; + + hci_dev_lock(hdev); + + hci_adv_entries_clear(hdev); + + hci_dev_unlock(hdev); +} + int hci_adv_entries_clear(struct hci_dev *hdev) { struct adv_entry *entry, *tmp; @@ -1330,6 +1341,8 @@ int hci_register_dev(struct hci_dev *hdev) INIT_LIST_HEAD(&hdev->remote_oob_data); INIT_LIST_HEAD(&hdev->adv_entries); + setup_timer(&hdev->adv_timer, hci_clear_adv_cache, + (unsigned long) hdev); INIT_WORK(&hdev->power_on, hci_power_on); INIT_WORK(&hdev->power_off, hci_power_off); @@ -1403,6 +1416,7 @@ int hci_unregister_dev(struct hci_dev *hdev) hci_unregister_sysfs(hdev); hci_del_off_timer(hdev); + del_timer(&hdev->adv_timer); destroy_workqueue(hdev->workqueue); diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index cc168162394..55d527e3f3b 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -858,8 +858,12 @@ static void hci_cc_le_set_scan_enable(struct hci_dev *hdev, hci_dev_lock(hdev); - if (cp->enable == 0x01) + if (cp->enable == 0x01) { + del_timer(&hdev->adv_timer); hci_adv_entries_clear(hdev); + } else if (cp->enable == 0x00) { + mod_timer(&hdev->adv_timer, jiffies + ADV_CLEAR_TIMEOUT); + } hci_dev_unlock(hdev); } |