[PATCH 16/62] ARM: ixp4xx: avoid use of PCIBIOS_MIN_MEM in io.h

[Krzysztof Halasa]

Arnd Bergmann <arnd at arndb.de> writes:

> When using CONFIG_IXP4XX_INDIRECT_PCI, we run into a recursive
> header file dependency between mach/io.h and asm/pci.h, resulting
> in a build failure:

> +++ b/arch/arm/mach-ixp4xx/include/mach/io.h
> @@ -48,9 +48,10 @@ extern int ixp4xx_pci_write(u32 addr, u32 cmd, u32 data);
>   * fallback to the default.
>   */
>  
> +extern unsigned long pcibios_min_mem;
>  static inline int is_pci_memory(u32 addr)
>  {
> -	return (addr >= PCIBIOS_MIN_MEM) && (addr <= 0x4FFFFFFF);
> +	return (addr >= pcibios_min_mem) && (addr <= 0x4FFFFFFF);
>  }
>  

Not that I like externs very much, but since we're fixing things...
Polishing may be done later.

Acked-by: Krzysztof Halasa <khc at pm.waw.pl>
-- 
Krzysztof Halasa