This patch fixes up the types used when converting back and forth between physical and virtual addresses.
Signed-off-by: Vitaly Andrianov <vita...@ti.com> Signed-off-by: Cyril Chemparathy <cy...@ti.com> Reviewed-by: Nicolas Pitre <n...@linaro.org> --- arch/arm/include/asm/memory.h | 26 ++++++++++++++++++-------- 1 file changed, 18 insertions(+), 8 deletions(-) diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index 512d234..a4fc01e 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -157,22 +157,32 @@ extern unsigned long __pv_offset; extern unsigned long __pv_phys_offset; #define PHYS_OFFSET __virt_to_phys(PAGE_OFFSET) -static inline unsigned long __virt_to_phys(unsigned long x) +static inline phys_addr_t __virt_to_phys(unsigned long x) { unsigned long t; early_patch_imm8("add", t, x, __pv_offset, 0); return t; } -static inline unsigned long __phys_to_virt(unsigned long x) +static inline unsigned long __phys_to_virt(phys_addr_t x) { - unsigned long t; - early_patch_imm8("sub", t, x, __pv_offset, 0); + unsigned long t, xlo = x; + early_patch_imm8("sub", t, xlo, __pv_offset, 0); return t; } + #else -#define __virt_to_phys(x) ((x) - PAGE_OFFSET + PHYS_OFFSET) -#define __phys_to_virt(x) ((x) - PHYS_OFFSET + PAGE_OFFSET) + +static inline phys_addr_t __virt_to_phys(unsigned long x) +{ + return (phys_addr_t)x - PAGE_OFFSET + PHYS_OFFSET; +} + +static inline unsigned long __phys_to_virt(phys_addr_t x) +{ + return x - PHYS_OFFSET + PAGE_OFFSET; +} + #endif #endif #endif /* __ASSEMBLY__ */ @@ -210,14 +220,14 @@ static inline phys_addr_t virt_to_phys(const volatile void *x) static inline void *phys_to_virt(phys_addr_t x) { - return (void *)(__phys_to_virt((unsigned long)(x))); + return (void *)__phys_to_virt(x); } /* * Drivers should NOT use these either. */ #define __pa(x) __virt_to_phys((unsigned long)(x)) -#define __va(x) ((void *)__phys_to_virt((unsigned long)(x))) +#define __va(x) ((void *)__phys_to_virt((phys_addr_t)(x))) #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) /* -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/