Messages in this thread |  | | | Date | Wed, 20 Aug 2008 00:49:31 +0200 | | From | Rodolfo Giometti <> | | Subject | Re: [PATCH 05/10] ldisc: new dcd_change() method for line disciplines. |
On Tue, Aug 19, 2008 at 10:53:22PM +0100, Alan Cox wrote:
> > + * void (*dcd_change)(struct uart_port *port, unsigned int status,
> > + * struct timespec *ts)
> > + *
> > + * Tells the discipline that the DCD pin has changed its status and
> > + * the relative timestamp. Pointer ts can be NULL.
> > */
>
> uart_port is a specific property of a few random types of interface, pass
> a tty struct up. Otherwise looks fine. Might one day expand it to a more
> generic change type and pass info on what changed but thats a future
> mystery.
How can I get the struct uart_port pointer starting from struct
tty_struct one? I need it in order to know which is the IRQ line of a
single port.
Thanks,
Rodolfo
--
GNU/Linux Solutions e-mail: giometti@enneenne.com
Linux Device Driver giometti@linux.it
Embedded Systems phone: +39 349 2432127
UNIX programming skype: rodolfo.giometti
|  |