X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=include%2Fasm-ppc64%2Flmb.h;h=de91e034bd986e8d7da853aa28ca752a41b878b8;hb=1e231efe50ffe4d291be24d2fe393188de9c4b08;hp=cb368bf0f264306decc6b7e00618a6bfb5f52174;hpb=1fdab81e675c6ef76a49b8aabb7eaf4be51d1b80;p=~andy%2Flinux

diff --git a/include/asm-ppc64/lmb.h b/include/asm-ppc64/lmb.h
index cb368bf0f26..de91e034bd9 100644
--- a/include/asm-ppc64/lmb.h
+++ b/include/asm-ppc64/lmb.h
@@ -56,4 +56,26 @@ extern void lmb_dump_all(void);
 
 extern unsigned long io_hole_start;
 
+static inline unsigned long
+lmb_size_bytes(struct lmb_region *type, unsigned long region_nr)
+{
+	return type->region[region_nr].size;
+}
+static inline unsigned long
+lmb_size_pages(struct lmb_region *type, unsigned long region_nr)
+{
+	return lmb_size_bytes(type, region_nr) >> PAGE_SHIFT;
+}
+static inline unsigned long
+lmb_start_pfn(struct lmb_region *type, unsigned long region_nr)
+{
+	return type->region[region_nr].base >> PAGE_SHIFT;
+}
+static inline unsigned long
+lmb_end_pfn(struct lmb_region *type, unsigned long region_nr)
+{
+	return lmb_start_pfn(type, region_nr) +
+	       lmb_size_pages(type, region_nr);
+}
+
 #endif /* _PPC64_LMB_H */