/* It looks like there is no input interrupts in the UART mode. Let's try polling.  */
static void poll_uart6850(unsigned long dummy)
/* It looks like there is no input interrupts in the UART mode. Let's try polling.  */
static void poll_uart6850(unsigned long dummy)
{
	unsigned long flags;
	if (!(uart6850_opened & OPEN_READ))
		return;
	spin_lock_irqsave(&lock,flags);
	if (input_avail())
		uart6850_input_loop();
	uart6850_timer.expires = 1 + jiffies;
	add_timer(&uart6850_timer);
	spin_unlock_irqrestore(&lock,flags);
}