HCI_CONN_POWER_SAVE
set_bit(HCI_CONN_POWER_SAVE, &acl->flags);
if (!test_bit(HCI_CONN_POWER_SAVE, &conn->flags) && !force_active)
set_bit(HCI_CONN_POWER_SAVE, &conn->flags);
set_bit(HCI_CONN_POWER_SAVE, &conn->flags);
clear_bit(HCI_CONN_POWER_SAVE, &conn->flags);