Messages in this thread | | | Date | Wed, 9 Jan 2008 17:09:07 +0000 | From | Alan Cox <> | Subject | Re: [RS232] setting trigger-level of fifo |
| |
> serial8250_set_mctrl(&up->port, up->port.mctrl); > spin_unlock_irqrestore(&up->port.lock, flags); > } > > But I don't know how to interface this to an ioctl or so.
tty ioctl calls both ldisc and driver ioctls (in your case the serial_core ioctl). The triggers get recomputed in the 8250 driver so you may need to think about how you handle speed changes automatically adjusting trigger levels.
Alan
| |