linux-kernel - Re: [PATCH 6/6] tty: serial: amba-pl011: Parse bits option as 5, 6, 7 or 8 in _get

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Message-ID: <CACRpkdYkgg91HXuZ6LVymwHvLTRGzb5ubU-7k3wUm3DDRwkmww@mail.gmail.com>
Date:   Thu, 26 Oct 2023 15:48:10 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Théo Lebrun <theo.lebrun@...tlin.com>
Cc:     Russell King <linux@...linux.org.uk>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org,
        Gregory CLEMENT <gregory.clement@...tlin.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>,
        Tawfik Bayouk <tawfik.bayouk@...ileye.com>
Subject: Re: [PATCH 6/6] tty: serial: amba-pl011: Parse bits option as 5, 6, 7
 or 8 in _get_options

On Thu, Oct 26, 2023 at 12:41 PM Théo Lebrun <theo.lebrun@...tlin.com> wrote:

> pl011_console_get_options() gets called to retrieve currently configured
> options from the registers. Previously, LCRH_TX.WLEN was being parsed
> as either 7 or 8 (fallback). Hardware supports values from 5 to 8
> inclusive, which pl011_set_termios() exploits for example.
>
> Signed-off-by: Théo Lebrun <theo.lebrun@...tlin.com>

With Ilpo's comment fixed:
Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij