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From: Marek Vasut <marek.vasut@gmail.com>
Organization: Hack&Dev
To: Greg KH <gregkh@suse.de>
Subject: Re: [PATCH] USB-serial dummy cable driver
Date: Tue, 3 Aug 2010 19:36:39 +0200
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Cc: linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org,
        nm127@freemail.hu, linux-kernel@vger.kernel.org, maxinbjohn@gmail.com,
        forest.bond@outpostembedded.com, vijaykumar@zilogic.com
References: <1280728807-20296-1-git-send-email-marek.vasut@gmail.com> <201008031814.15859.marek.vasut@gmail.com> <20100803163826.GA757@suse.de>
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Dne ?t 3. srpna 2010 18:38:26 Greg KH napsal(a):
> On Tue, Aug 03, 2010 at 06:14:15PM +0200, Marek Vasut wrote:
> > Dne ?t 3. srpna 2010 00:47:18 Greg KH napsal(a):
> > > On Mon, Aug 02, 2010 at 08:00:07AM +0200, Marek Vasut wrote:
> > > > This driver is used to implement USB-serial like behaviour over dummy
> > > > 
> > > > USB cables. These are used in the following devices:
> > > > 	Funsoft Serial USB driver
> > > > 	Genesys Logic GL620USB USB Laplink cable
> > > > 	HP4x (48/49) Serial cable
> > > > 	Motorola phones
> > > > 	Siemens USB-MPI Serial USB driver
> > > > 	ViVOpay USB Serial Driver
> > > > 	ZIO Motherboard USB driver
> > > 
> > > I like the idea, but not the name :)
> > 
> > Please don't expect miracles from me after 26 hours without sleep ;-)
> > 
> > > Ideally, all of these would be able to be handled by the usb-serial
> > > generic driver directly.
> > 
> > I just noticed that one. Stupid me.
> > 
> > > But really, having these multiple drivers is a good thing, they
> > > properly convey to the user what the device is, and it gives these
> > > developers and companies a sense of ownership over the code, and that
> > > matters at times.
> > > 
> > > So you lost the names of the devices with this patch, which isn't good.
> > 
> > Sheesh ... that's true, but having pile of copies of the same code is not
> > good either.
> 
> I agree, that's why I said it should be reduced.
> 
> > Can't we then just deprecate all these drivers and set correct udev
> > rules?
> 
> udev can not change the name of the device in sysfs, or the name in the
> kernel of the device.

That's right, but it can bind the generic driver with the hardware. And who 
would care about the driver name, really ? The interface just appears and that's 
what matters (to me and probably to users) ...
> 
> thanks,
> 
> greg k-h
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