linux-kernel - Re: [PATCH v2] sh: hd64461: fix virq offsets

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Message-ID: <CAMuHMdUS6AK+k8v2vZLakFQqknUP=k95-KGic0uRE9PncZ6CWQ@mail.gmail.com>
Date:   Tue, 11 Jul 2023 08:36:01 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Artur Rojek <contact@...ur-rojek.eu>
Cc:     Rich Felker <dalias@...c.org>,
        John Paul Adrian Glaubitz <glaubitz@...sik.fu-berlin.de>,
        Sergey Shtylyov <s.shtylyov@....ru>, linux-sh@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] sh: hd64461: fix virq offsets

On Tue, Jul 11, 2023 at 1:31 AM Artur Rojek <contact@...ur-rojek.eu> wrote:
> A recent change to start counting SuperH IRQ #s from 16 breaks support
> for the Hitachi HD64461 companion chip.
>
> Move the offchip IRQ base and HD64461 IRQ # by 16 in order to
> accommodate for the new virq numbering rules.
>
> Fixes: a8ac2961148e ("sh: Avoid using IRQ0 on SH3 and SH4")
> Signed-off-by: Artur Rojek <contact@...ur-rojek.eu>
> ---
>
> v2: Make the IRQ base offset an explicit (64 + 16), as per review.

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>

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