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SubjectRe: [PATCH 15/37] sparc,sunzilog: Add console polling support for sunzilog serial driver
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From: Jason Wessel <jason.wessel@windriver.com>
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?

> 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.


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