linux-kernel - Re: [PATCH v9] can, tty: can327 CAN/ldisc driver for ELM327 based OBD-II adapters

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Date:   Tue, 5 Jul 2022 11:49:27 +0200
From:   Marc Kleine-Budde <mkl@...gutronix.de>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Max Staudt <max@...as.org>,
        Wolfgang Grandegger <wg@...ndegger.com>,
        linux-can@...r.kernel.org,
        Vincent Mailhol <vincent.mailhol@...il.com>,
        Oliver Neukum <oneukum@...e.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Vincent Mailhol <mailhol.vincent@...adoo.fr>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Oliver Hartkopp <socketcan@...tkopp.net>
Subject: Re: [PATCH v9] can, tty: can327 CAN/ldisc driver for ELM327 based
 OBD-II adapters

On 05.07.2022 11:43:52, Geert Uytterhoeven wrote:
> So development started before commit cd6484e1830be260 ("serdev:
> Introduce new bus for serial attached devices").  I guess that is the
> reason why this driver uses a line discipline, instead of the serial
> bus?
> 
> I had a quick glance through the various revisions posted, and it
> doesn't seem like anyone mentioned the serial bus.  Would there be
> any advantage in migrating to the serial bus?

Does serial bus work with hot plug devices like USB Serial Adapters
and/or devices that are not described in the device tree?

regards,
Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
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