linux-kernel - Re: Bulk LED API

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Message-ID: <ZKv4sj+dsUx/K5/u@duo.ucw.cz>
Date:   Mon, 10 Jul 2023 14:25:22 +0200
From:   Pavel Machek <pavel@....cz>
To:     Nicolas Frattaroli <frattaroli.nicolas@...il.com>
Cc:     linux-leds@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: Bulk LED API

Hi!

> Beyond LED strips, LED matrices exist too. I'm not sure if those
> would rather be best implemented as DRM panels instead however.
> 
> So here are my questions:
> 
> 1. Am I correct in my assumption that such an API currently does
>    not exist?
> 
> 2. Does mainline Linux care about addressable LED strips enough
>    to theoretically accept some of the concepts proposed in this
>    message, ignoring the fine details for now?

Yes, matrices exist. I'd suggest treating them as DRM/FBDEV. If you
have 1000 leds in a strip, it may make sense to treat them as 1000x1
display, too.

Best regards,
								Pavel
-- 
People of Russia, stop Putin before his war on Ukraine escalates.

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