Re: [PATCH 15/37] sparc, sunzilog: Add console polling support for sunzilog serial driver
Jason Wessel <[email protected]> Wed, 23 Dec 2009 15:54:53 -0600
| Newsgroups | gmane.linux.kernel.debugging.kgdb.bugs,gmane.linux.kernel.debugging,gmane.linux.kernel |
|---|---|
| Message-ID | <[email protected]> |
David Miller wrote: > From: Jason Wessel <[email protected]> > Date: Wed, 23 Dec 2009 15:19:28 -0600 > > >> +static void sunzilog_put_poll_char(struct uart_port *port, >> + unsigned char ch) >> +{ >> + struct uart_sunzilog_port *up = (struct uart_sunzilog_port *)port; >> + >> + sunzilog_putchar(&up->port, ch); >> + udelay(2); >> + >> +} >> +#endif /* CONFIG_CONSOLE_POLL */ >> > > Just curious, what is the udelay() for? > This was copied from zm.c driver. I don't think the HW needs it, I'll retest and purge it. > >> static struct uart_ops sunzilog_pops = { >> .tx_empty = sunzilog_tx_empty, >> .set_mctrl = sunzilog_set_mctrl, >> @@ -1013,6 +1061,10 @@ static struct uart_ops sunzilog_pops = { >> .request_port = sunzilog_request_port, >> .config_port = sunzilog_config_port, >> .verify_port = sunzilog_verify_port, >> +#ifdef CONFIG_CONSOLE_POLL >> + .poll_get_char = sunzilog_get_poll_char, >> + .poll_put_char = sunzilog_put_poll_char, >> +#endif >> }; >> > > Please make the indentation consistent with the rest of those in > this structure. > Consider it done. Thanks, Jason. ------------------------------------------------------------------------------ This SF.Net email is sponsored by the Verizon Developer Community Take advantage of Verizon's best-in-class app development support A streamlined, 14 day to market process makes app distribution fast and easy Join now and get one step closer to millions of Verizon customers http://p.sf.net/sfu/verizon-dev2dev