linux-kernel - Re: [PATCH v3 5/6] fbdev: Move framebuffer I/O helpers into <asm/fb.h>

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Message-Id: <2054ae6a-dcf9-42a3-9850-dd2587d40c58@app.fastmail.com>
Date:   Wed, 03 May 2023 17:06:36 +0200
From:   "Arnd Bergmann" <arnd@...db.de>
To:     "Thomas Zimmermann" <tzimmermann@...e.de>,
        "Helge Deller" <deller@....de>,
        "Geert Uytterhoeven" <geert@...ux-m68k.org>,
        "Javier Martinez Canillas" <javierm@...hat.com>,
        "Daniel Vetter" <daniel@...ll.ch>,
        "Vineet Gupta" <vgupta@...nel.org>,
        "Huacai Chen" <chenhuacai@...nel.org>,
        "WANG Xuerui" <kernel@...0n.name>,
        "David S . Miller" <davem@...emloft.net>,
        "James E . J . Bottomley" <James.Bottomley@...senPartnership.com>,
        "Sam Ravnborg" <sam@...nborg.org>
Cc:     linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        Linux-Arch <linux-arch@...r.kernel.org>,
        linux-snps-arc@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-ia64@...r.kernel.org, loongarch@...ts.linux.dev,
        linux-m68k@...ts.linux-m68k.org, sparclinux@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-parisc@...r.kernel.org
Subject: Re: [PATCH v3 5/6] fbdev: Move framebuffer I/O helpers into <asm/fb.h>

On Wed, May 3, 2023, at 16:55, Thomas Zimmermann wrote:
> Am 02.05.23 um 22:06 schrieb Arnd Bergmann:

>> It's probably safe to deal with all the above by either adding
>> architecture specific overrides to the current version, or
>> by doing the semantic changes before the move to asm/fb.h, but
>> one way or the other I'd prefer this to be separate from the
>> consolidation patch that should not have any changes in behavior.
>
> I think I'll add architecture overrides that contain the current code, 
> even if they contain some force-casting wrt __iomem. If anyone wants to 
> fix the issues, they can then address them easily.

Ok, sounds good,

     Arnd