static void scc_hungup(void *ptr)
{
	scc_disable_tx_interrupts(ptr);
	scc_disable_rx_interrupts(ptr);
}
static void scc_close(void *ptr)
{
	scc_disable_tx_interrupts(ptr);
	scc_disable_rx_interrupts(ptr);
}
static void scc_close(void *ptr)
{
	scc_disable_tx_interrupts(ptr);
	scc_disable_rx_interrupts(ptr);
	MOD_DEC_USE_COUNT;
}