From: Jiri Slaby <jirislaby@gmail.com>
To: Ira Snyder <iws@ovro.caltech.edu>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Simple UART driver help and TTY questions
Date: Wed, 06 Aug 2008 23:11:00 +0200 [thread overview]
Message-ID: <489A1364.4020809@gmail.com> (raw)
In-Reply-To: <20080805163307.GJ6257@ovro.caltech.edu>
conOn 08/05/2008 06:33 PM, Ira Snyder wrote:
> static void tiny_config_port(struct uart_port *port, int flags)
> {
> FUNC_ENTER();
if (flags & UART_CONFIG_TYPE)
port->type = PORT_16550A;
> }
According to the straces, you get -EIO from ioctl and read which most likely
means TTY_IO_ERROR bit set due to tiny_port->type = PORT_UNKNOWN (i.e. 0). Try
the above.
next prev parent reply other threads:[~2008-08-06 21:25 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-05 16:33 Simple UART driver help and TTY questions Ira Snyder
2008-08-05 21:21 ` Jiri Slaby
2008-08-06 19:32 ` Ira Snyder
2008-08-06 21:11 ` Jiri Slaby [this message]
2008-08-06 21:46 ` Ira Snyder
2008-08-06 21:51 ` Jiri Slaby
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