linux-kernel - Re: [PATCH] leds: trigger/tty: feature data direction

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Message-ID: <20210425224427.GM10996@amd>
Date:   Mon, 26 Apr 2021 00:44:28 +0200
From:   Pavel Machek <pavel@....cz>
To:     Juergen Borleis <jbe@...gutronix.de>
Cc:     linux-leds@...r.kernel.org, Jonathan Corbet <corbet@....net>,
        linux-doc@...r.kernel.org,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>, linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        kernel@...gutronix.de
Subject: Re: [PATCH] leds: trigger/tty: feature data direction

Hi!

> The current implementation just signals a visible feedback on all kind of
> activity on the corresponding TTY. But sometimes it is useful to see what
> kind of activity just happens. This change adds the capability to filter
> the direction of TTY's data flow. It enables a user to forward both
> directions to separate LEDs for tx and rx on demand. Default behavior is
> still both directions.

Do you have actual usecase for this?

For most protocols, you get tx and rx at the same time...

Best regards,
							Pavel
-- 
http://www.livejournal.com/~pavelmachek

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