linux-kernel - Re: how to represent sequence of brightnesses in /sys (was Re: [PATCH] Add the LED burst trigger)

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Message-ID: <CAMuHMdXDJ6uhe6srV-+0a8=cpBUgP+VakG+_wyLwAuiQSRVhqQ@mail.gmail.com>
Date:	Sat, 28 Dec 2013 20:34:40 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Pavel Machek <pavel@....cz>
Cc:	Greg KH <greg@...ah.com>, Joe Xue <lgxue@...mail.com>,
	"cooloney@...il.com" <cooloney@...il.com>,
	"rpurdie@...ys.net" <rpurdie@...ys.net>,
	"rob@...dley.net" <rob@...dley.net>,
	"milo.kim@...com" <milo.kim@...com>,
	"linux-leds@...r.kernel.org" <linux-leds@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>
Subject: Re: how to represent sequence of brightnesses in /sys (was Re:
 [PATCH] Add the LED burst trigger)

On Sat, Dec 28, 2013 at 8:29 PM, Pavel Machek <pavel@....cz> wrote:
>> Sysfs is meant to be human-readable/writable, so please use plain ASCII
>> numbers in strings instead.
>
> Actually, sysfs is meant to be one value per file, and it is

Ideally, yes.

> understood that data that are "natively blob" are just passed as
> blob. (I believe this qualifies).

But it doesn't buy us much here, does it? It will make e.g. shell scripts
needlessly complicated.

> Sequence of ascii numbers would work for me, but I don't think that is
> allowed.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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