diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/include/asm/io.h | 25 |
1 files changed, 2 insertions, 23 deletions
diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h index 3f6ce74335b4..d9caa811a2fa 100644 --- a/arch/mips/include/asm/io.h +++ b/arch/mips/include/asm/io.h @@ -227,29 +227,8 @@ static inline void __iomem *ioremap_prot(phys_addr_t offset, */ #define ioremap(offset, size) \ __ioremap_mode((offset), (size), _CACHE_UNCACHED) - -/* - * ioremap_nocache - map bus memory into CPU space - * @offset: bus address of the memory - * @size: size of the resource to map - * - * ioremap_nocache performs a platform specific sequence of operations to - * make bus memory CPU accessible via the readb/readw/readl/writeb/ - * writew/writel functions and the other mmio helpers. The returned - * address is not guaranteed to be usable directly as a virtual - * address. - * - * This version of ioremap ensures that the memory is marked uncachable - * on the CPU as well as honouring existing caching rules from things like - * the PCI bus. Note that there are other caches and buffers on many - * busses. In particular driver authors should read up on PCI writes - * - * It's useful if some control registers are in such an area and - * write combining or read caching is not desirable: - */ -#define ioremap_nocache(offset, size) \ - __ioremap_mode((offset), (size), _CACHE_UNCACHED) -#define ioremap_uc ioremap_nocache +#define ioremap_nocache ioremap +#define ioremap_uc ioremap /* * ioremap_cache - map bus memory into CPU space |