diff options
Diffstat (limited to 'arch/sh/include/asm/io.h')
| -rw-r--r-- | arch/sh/include/asm/io.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h index 436c2853957..61f6dae4053 100644 --- a/arch/sh/include/asm/io.h +++ b/arch/sh/include/asm/io.h @@ -260,6 +260,10 @@ __ioremap_mode(unsigned long offset, unsigned long size, unsigned long flags) return (void __iomem *)P2SEGADDR(offset); } + + /* P4 above the store queues are always mapped. */ + if (unlikely(offset >= P3_ADDR_MAX)) + return (void __iomem *)P4SEGADDR(offset); #endif return __ioremap(offset, size, flags); @@ -293,6 +297,10 @@ __ioremap_mode(unsigned long offset, unsigned long size, unsigned long flags) */ #define xlate_dev_kmem_ptr(p) p +#define ARCH_HAS_VALID_PHYS_ADDR_RANGE +int valid_phys_addr_range(unsigned long addr, size_t size); +int valid_mmap_phys_addr_range(unsigned long pfn, size_t size); + #endif /* __KERNEL__ */ #endif /* __ASM_SH_IO_H */ |