Thread (14 messages) 14 messages, 5 authors, 2009-11-13

Re: [patch] added brightness feature to lcd class.

From: Pavel Machek <hidden>
Date: 2009-11-07 16:48:40
Also in: lkml

On Sat 2009-11-07 21:43:50, InKi Dae wrote:
Thank you for your comments.

using backlight is good way in case of TFT-LCD Panel.
because TFT-LCD Panel needs backlight device to light up.

but AMOLED LCD Panel doesn't need backlight device because lighting up itself.
I know. So what?

User wants to set brightness. Why should userspace know/care if it is
TFT or AMOLED?

I have this script:

#!/bin/bash
echo $1 > /sys/class/backlight/*/brightness 

why should I have to rewrite it just because you decided amoled is
special?

Kernel is expected to provide hw abstraction...

									Pavel

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