linux-kernel - Re: [RFC ebeam PATCH 3/3] input: misc: New USB eBeam input driver.

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Message-ID: <20120730055623.GD5830@core.coreip.homeip.net>
Date:	Sun, 29 Jul 2012 22:56:23 -0700
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Yann Cantin <yann.cantin@...oste.net>
Cc:	linux-input@...r.kernel.org, linux-usb@...r.kernel.org,
	gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC ebeam PATCH 3/3] input: misc: New USB eBeam input driver.

On Sat, Jul 28, 2012 at 11:02:13AM +0200, Yann Cantin wrote:
> Hi Dmitry,
> 
> >> +config INPUT_EBEAM_USB_CLASSIC
> >> +	bool "eBeam Classic Projection support"
> >> +	depends on INPUT_EBEAM_USB
> >> +	default y
> > 
> > Will there be support for other eBean devices (are there any)? If there
> > will how soon? How different are they? If not the we probably do not
> > need this INPUT_EBEAM_USB_CLASSIC selector.
> 
> I know at least one re-branded same hardware by 3M, i will be able to borrow
> one in a month or so. According to the wikipedia article, there's probably more.
> 
> There's also newer models and embeded ones in some video projector setup, also
> re-branded, based on the same technology and that might use the same type of
> protocol, but i can't be sure until someone can inspect them.
> These pieces of hardware are quite expensive, and mostly used in educational
> or corporate, they are not easy to grab.
> 
> The code structure (device selector + functions indirection) also seems overkill
> to me for now, but permit to anticipate device's variations. If it appears that they
> all works in the same way, it'll be easy (and more comfortable to me) to step down,
> the opposite seems more difficult.

Actually I am hesitant to add infrastructure if it is unclear if we need
it at all.

Thanks.

-- 
Dmitry
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