From 7996a3d79d55b7f879dfd62e202bbfe2963718d3 Mon Sep 17 00:00:00 2001 From: Samuel Thibault Date: Sat, 27 Jul 2013 22:15:01 +0000 Subject: really properly move files --- libdde-linux26/contrib/include/linux/pfn.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 libdde-linux26/contrib/include/linux/pfn.h (limited to 'libdde-linux26/contrib/include/linux/pfn.h') diff --git a/libdde-linux26/contrib/include/linux/pfn.h b/libdde-linux26/contrib/include/linux/pfn.h new file mode 100644 index 00000000..76466372 --- /dev/null +++ b/libdde-linux26/contrib/include/linux/pfn.h @@ -0,0 +1,13 @@ +#ifndef _LINUX_PFN_H_ +#define _LINUX_PFN_H_ + +#ifndef __ASSEMBLY__ +#include +#endif + +#define PFN_ALIGN(x) (((unsigned long)(x) + (PAGE_SIZE - 1)) & PAGE_MASK) +#define PFN_UP(x) (((x) + PAGE_SIZE-1) >> PAGE_SHIFT) +#define PFN_DOWN(x) ((x) >> PAGE_SHIFT) +#define PFN_PHYS(x) ((phys_addr_t)(x) << PAGE_SHIFT) + +#endif -- cgit v1.2.3