Am Mittwoch, 5. April 2023, 17:05:48 CEST schrieb Thomas Zimmermann:
> Move PARISC's implementation of fb_is_primary_device() into the
> architecture directory. This the place of the declaration and
> where other architectures implement this function. No functional
> changes.

> diff --git a/arch/parisc/video/fbdev.c b/arch/parisc/video/fbdev.c
> new file mode 100644
> index 000000000000..4a0ae08fc75b
> --- /dev/null
> +++ b/arch/parisc/video/fbdev.c
> @@ -0,0 +1,27 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>
> + * Copyright (C) 2001-2020 Helge Deller <deller@gmx.de>
> + * Copyright (C) 2001-2002 Thomas Bogendoerfer <tsbogend@alpha.franken.de>
> + */
> +
> +#include <linux/module.h>
> +
> +#include <asm/fb.h>
> +
> +#include <video/sticore.h>
> +
> +int fb_is_primary_device(struct fb_info *info)
> +{

Looking at this makes me wonder why the argument to all of these functions 
isn't const? Not your fault, but could be a candidate for patch #19?

Eike