[PATCH 1/2] sparc32: Move ioremap/iounmap declaration before asm-generic/io.h include

Christoph Hellwig hch at infradead.org
Tue Sep 15 10:14:52 EDT 2020


> diff --git a/arch/sparc/include/asm/io_32.h b/arch/sparc/include/asm/io_32.h
> index 9a52d9506f80..042201c79ad1 100644
> --- a/arch/sparc/include/asm/io_32.h
> +++ b/arch/sparc/include/asm/io_32.h
> @@ -11,6 +11,16 @@
>  #define memcpy_fromio(d,s,sz) _memcpy_fromio(d,s,sz)
>  #define memcpy_toio(d,s,sz)   _memcpy_toio(d,s,sz)
>  
> +#ifdef __KERNEL__
> +
> +/*
> + * Bus number may be embedded in the higher bits of the physical address.
> + * This is why we have no bus number argument to ioremap().
> + */
> +void __iomem *ioremap(phys_addr_t offset, size_t size);
> +void iounmap(volatile void __iomem *addr);
> +#endif

No need for an __KERNEL__ in non-uapi headers.



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