From: Paul Mundt <lethal@linux-sh.org>
To: linux-sh@vger.kernel.org
Subject: Re: [PATCH] SH: extend SCI DMA support to work on SCIFA ports
Date: Tue, 23 Mar 2010 08:31:47 +0000 [thread overview]
Message-ID: <20100323083147.GA30655@linux-sh.org> (raw)
In-Reply-To: <Pine.LNX.4.64.1003191452370.5412@axis700.grange>
On Fri, Mar 19, 2010 at 02:53:04PM +0100, Guennadi Liakhovetski wrote:
> @@ -1407,8 +1429,21 @@ static void sci_shutdown(struct uart_port *port)
> static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
> struct ktermios *old)
> {
> +#ifdef CONFIG_SERIAL_SH_SCI_DMA
> + struct sci_port *s = to_sci_port(port);
> +#endif
> unsigned int status, baud, smr_val, max_baud;
> int t = -1;
> + u16 scfcr = 0;
> +
> + /*
> + * define SH_SCI_LOOPBACK_LINE to the number of the serial interface
> + * to put it in the loopback mode
> + */
> +#ifdef SH_SCI_LOOPBACK_LINE
> + if (port->line = SH_SCI_LOOPBACK_LINE)
> + scfcr |= 1; /* Loopback - testing mode */
> +#endif
>
What's this all about? If this is something you think is useful enough to
add, it should probably be a module parameter and be settable from the
command line.
next prev parent reply other threads:[~2010-03-23 8:31 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-19 13:53 [PATCH] SH: extend SCI DMA support to work on SCIFA ports Guennadi Liakhovetski
2010-03-23 8:31 ` Paul Mundt [this message]
2010-03-23 8:39 ` Guennadi Liakhovetski
2010-03-23 8:39 ` Paul Mundt
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