[PATCH v5 RESEND 01/17] asm-generic/iomap.h: remove ARCH_HAS_IOREMAP_xx macros

[Geert Uytterhoeven]

On Mon, May 15, 2023 at 11:14 AM Baoquan He <bhe at redhat.com> wrote:
> Let's use '#define ioremap_xx' and "#ifdef ioremap_xx" instead.
>
> For each architecture to remove defined ARCH_HAS_IOREMAP_xx macros in
> To remove defined ARCH_HAS_IOREMAP_xx macros in <asm/io.h> of each ARCH,
> the ARCH's own ioremap_wc|wt|np definition need be above
> "#include <asm-generic/iomap.h>. Otherwise the redefinition error would
> be seen during compiling. So the relevant adjustments are made to avoid
> compiling error:
>
>   loongarch:
>   - doesn't include <asm-generic/iomap.h>, defining ARCH_HAS_IOREMAP_WC
>     is redundant, so simply remove it.
>
>   m68k:
>   - selected GENERIC_IOMAP, <asm-generic/iomap.h> has been added in
>     <asm-generic/io.h>, and <asm/kmap.h> is included above
>     <asm-generic/iomap.h>, so simply remove ARCH_HAS_IOREMAP_WT defining.
>
>   mips:
>   - move "#include <asm-generic/iomap.h>" below ioremap_wc definition
>     in <asm/io.h>
>
>   powerpc:
>   - remove "#include <asm-generic/iomap.h>" in <asm/io.h> because it's
>     duplicated with the one in <asm-generic/io.h>, let's rely on the
>     latter.
>
>   x86:
>   - selected GENERIC_IOMAP, remove #include <asm-generic/iomap.h> in
>     the middle of <asm/io.h>. Let's rely on <asm-generic/io.h>.
>
> Signed-off-by: Baoquan He <bhe at redhat.com>

>  arch/m68k/include/asm/io_mm.h       | 2 --
>  arch/m68k/include/asm/kmap.h        | 2 --

Acked-by: Geert Uytterhoeven <geert at linux-m68k.org>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org

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