linux-kernel - Re: [PATCH 4/5 v2] input: tc3589x-keypad: support probing from device tree

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Message-ID: <20131117182852.GC30012@xo-6d-61-c0.localdomain>
Date:	Sun, 17 Nov 2013 19:28:52 +0100
From:	Pavel Machek <pavel@....cz>
To:	Mark Rutland <mark.rutland@....com>
Cc:	Linus Walleij <linus.walleij@...aro.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Lee Jones <lee.jones@...aro.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 4/5 v2] input: tc3589x-keypad: support probing from
 device tree


> > Thus I guess we should not use the name, which has the most adopters
> > in kernel (or out of kernel). Instead the most fitting name should
> > be used. Current suggestions (taken from kernel) are:
> > 
> > * <<vendor>>,no-autorepeat
> > * keypad,autorepeat
> > * linux,keypad-no-autorepeat
> > * linux,input-no-autorepeat
> > * linux,no-autorepeat
> > * autorepeat
> > 
> > I do not really care, which one is chosen, except for two things:
> > 
> > * <<vendor>> seems wrong. This is not vendor specific.
> > * I would prefer "input-" over "keypad-", since then the same name
> >   can be used for single keys, buttons, etc.
> 
> Both of those sound valid to me, but I think it may make sense to keep
> the "linux," prefix. As I understand it this is really telling the Linux
> input subsystem to react to a device acting in a certain way, rather
> than describing or configuring the device in a certain way.

I'd say it is very much configuring device in certain way, and yes, other
operating systems will want to do autorepeat, too.

I believe we don't want to end up with

linux,input-no-autorepeat
bsd,keypad-autorepeat
windows-phone,disable-autorepeat

...and should avoid linux, prefix.
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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