linux-kernel - Re: good example of a tty driver

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Date:	Thu, 2 Jul 2009 11:31:49 -0700
From:	Greg KH <greg@...ah.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Kumar Gala <galak@...nel.crashing.org>,
	Linux-Kernel List <linux-kernel@...r.kernel.org>
Subject: Re: good example of a tty driver

On Thu, Jul 02, 2009 at 07:27:44PM +0100, Alan Cox wrote:
> On Thu, 2 Jul 2009 11:48:09 -0500
> Kumar Gala <galak@...nel.crashing.org> wrote:
> 
> > Alan,
> > 
> > Can you point me at any good drivers to use as an example of using the  
> > tty layer.  I'm trying to get an out of tree driver brought up to date  
> > for the Avocent ESP-16 MI Serial Hubs (serial over ethernet):
> 
> Its very much in flux with the drivers getting kref support, helper
> functions and the like in the current releases.
> 
> > 
> > http://www.connectivity.avocent.com/products/network-based/esp_16.asp
> > 
> > Thankfully the have a GPL driver but it was last updated against 2.6.23:
> > 
> > http://www.connectivity.avocent.com/drivers/esp_serial_hubs/dd64e069.asp
> > 
> > However I've never worked on any tty drivers so its a bit black magic  
> > at this point.  I was hoping that an example would at least get me  
> > able to bring the driver up to a point that we can get it into the  
> > staging tree.
> 
> I would make it build, chuck it in the staging tree and go from there

That sounds good to me as well.  Kumar, feel free to send me a patch :)

thanks,

greg k-h
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