linux-kernel - Re: serio interface

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Message-ID: <46692DA0.8090204@imap.cc>
Date:	Fri, 08 Jun 2007 12:21:20 +0200
From:	Tilman Schmidt <tilman@...p.cc>
To:	linux-kernel@...r.kernel.org
Subject: Re: serio interface

/me wrote:
> Have a look at drivers/isdn/gigaset/ser-gigaset.c if you like,
> a driver for an ISDN adapter attached via RS232.
> 
> This is currently implemented as a line discipline, but I consider
> that a hack. [...]
> The serio approach used by input/mouse/sermouse.c might provide a
> more sensible way of driving that kind of device.

Apparently it won't. As I have learned in the meantime, the serio
mechanism in turn just uses a line discipline to actually attach
itself to the serial port. So the line discipline interface
remains "the" way to write a layered driver on top of RS232.

Thanks,

-- 
Tilman Schmidt                    E-Mail: tilman@...p.cc
Bonn, Germany
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