u8 state_change_reason, u16 connection_handle);
void mgmt_6lowpan_conn_changed(struct hci_dev *hdev, char if_name[16],
bdaddr_t *bdaddr, u8 addr_type, bool connected);
u8 state_change_reason, u16 connection_handle);
void mgmt_6lowpan_conn_changed(struct hci_dev *hdev, char if_name[16],
bdaddr_t *bdaddr, u8 addr_type, bool connected);