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Date: Wed, 25 Sep 2002 08:01:29 -0700
From: Greg KH <greg@kroah.com>
To: Tim Waugh <twaugh@redhat.com>
Cc: Steve Underwood <steveu@coppice.org>, linux-kernel@vger.kernel.org
Subject: Re: USB IEEE1284 gadgets and ppdev
Message-ID: <20020925150129.GC30339@kroah.com>
References: <3D90831A.7060709@coppice.org> <20020924162130.GE9457@redhat.com> <3D91BF58.8080803@coppice.org> <20020925142757.GL9457@redhat.com>
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On Wed, Sep 25, 2002 at 03:27:57PM +0100, Tim Waugh wrote:
> On Wed, Sep 25, 2002 at 09:51:20PM +0800, Steve Underwood wrote:
> 
> > As far as I can tell there are only two USB drivers for USB-to-IEEE1284 
> > devices - USS720 for the USS720 device, and usblp for everything else. 
> > Is usblp supposed to hook into ppdev? Is there some other device driver 
> > I missed?
> 
> Not into ppdev; into parport.  It ought to use
> parport_register_port. (It doesn't, currently.)

I understand that the uss720 driver should register with parport, as it
is a USB to parallel port adapter, but the usblp driver should not, as
it is just a pass-through to a printer.  Do you see any advantage to
having usblp registering with parport?

thanks,

greg k-h