Date: Thu, 31 May 2007 14:07:16 +0000
From: Pavel Machek <pavel@ucw.cz>
To: Jan Kratochvil <honza@jikos.cz>
Cc: rpurdie@rpsys.net, dtor@mail.ru, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Support for controlling leds on xbox 360 pad.
Message-ID: <20070531140715.GA5943@ucw.cz>
References: <alpine.LRH.0.98.0705292250430.22353@twin.jikos.cz>
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Hi!

>  this patch is against current input tree.
> 
> Xbox360 pad has four leds, which forms a circle. 
> Unfortunately the leds itself are not independent, and 
> we can't control them directle, but rather through 
> sending commands which have predefined meaning (like 
> turn first on, others off)
> This patch allows us to send these commands via leds 
> subsystem. Commands itself are described here: 
> http://www.free60.org/wiki/Gamepad.
> 
> Led subsystem allows us to set brightness, but there is 
> nothing like brightness on this device. So brightness is 
> actually interpreted as the command (only values between 
> 0 and 14 are accepted).

Ugh, no, I do not think we want to do that.

Devices with brightness 0 or 255 (off or on) are okay, but controlling
4 leds with one brightness is just wrong.

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