[ARM] 3194/1: add pfn_to_kaddr macro for ARM take2

Patch from Hiroki Kaminaga This patch defines a new macro: pfn_to_kaddr(pfn). Same macro is already defined on other arch, such as i386. Signed-off-by: Hiroki Kaminaga <kaminaga@sm.sony.co.jp> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
mariux64 · Dec 5, 2005 · 31a5539 · 31a5539
1 parent a0d95af
commit 31a5539
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/include/asm-arm/memory.h b/include/asm-arm/memory.h
@@ -122,6 +122,7 @@ static inline void *phys_to_virt(unsigned long x)
  */
 #define __pa(x)			__virt_to_phys((unsigned long)(x))
 #define __va(x)			((void *)__phys_to_virt((unsigned long)(x)))
+#define pfn_to_kaddr(pfn)	__va((pfn) << PAGE_SHIFT)
 
 /*
  * Virtual <-> DMA view memory address translations