linux-kernel - Re: [PATCH] kbd: (#7063) make CapsLock work as expected even for non-ASCII

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Message-ID: <20091120190730.GB1434@ucw.cz>
Date:	Fri, 20 Nov 2009 20:07:30 +0100
From:	Pavel Machek <pavel@....cz>
To:	"H. Peter Anvin" <hpa@...or.com>, pavel@....cz
Cc:	Samuel Thibault <samuel.thibault@...-lyon.org>,
	Alexey Dobriyan <adobriyan@...il.com>,
	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	alan@...rguk.ukuu.org.uk, mgarski@...t.pl
Subject: Re: [PATCH] kbd: (#7063) make CapsLock work as expected even for
	non-ASCII

Hi!

> > So we agree, and so the right solution is to either completely rework
> > the interface (ugh), or just add LED routing (which can be very useful,
> > actually, I for instance don't care at all about the num lock state, but
> > I _do_ care about the lock that lets me shift between different keyboard
> > layouts).
> > 
> 
> Adding LED routing and using keyboard levels is so clearly The Right Thing.
> 
> We already allow the LEDs to be programmed; we should probably just
> have, for each LED, the ability to program it off/on/flashing/connected
> to modifier #X.
> 
> The current KDSETLED/KDGETLED interface is of course too limited for
> this -- we need an interface with at least a byte per LED.

Actually, we already have very nice /sys/class/led interface, and we
should just use it for keyboard leds, too. Actually I have a patch,
somewhere...
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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