X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-arm%2Fmemory.h;h=b4e1146ab682cf97fce022c83c8be81b1f02fc7e;hb=987b0145d94eecf292d8b301228356f44611ab7c;hp=20928940759545f0caefc7ed142a9bd308b8802f;hpb=f7ed79d23a47594e7834d66a8f14449796d4f3e6;p=linux-2.6.git

diff --git a/include/asm-arm/memory.h b/include/asm-arm/memory.h
index 209289407..b4e1146ab 100644
--- a/include/asm-arm/memory.h
+++ b/include/asm-arm/memory.h
@@ -172,10 +172,12 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
  *  virt_addr_valid(k)	indicates whether a virtual address is valid
  */
 #ifndef CONFIG_DISCONTIGMEM
-#define ARCH_PFN_OFFSET		PHYS_PFN_OFFSET
+
+#define page_to_pfn(page)	(((page) - mem_map) + PHYS_PFN_OFFSET)
+#define pfn_to_page(pfn)	((mem_map + (pfn)) - PHYS_PFN_OFFSET)
 #define pfn_valid(pfn)		((pfn) >= PHYS_PFN_OFFSET && (pfn) < (PHYS_PFN_OFFSET + max_mapnr))
 
-#define virt_to_page(kaddr)	pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
+#define virt_to_page(kaddr)	(pfn_to_page(__pa(kaddr) >> PAGE_SHIFT))
 #define virt_addr_valid(kaddr)	((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory)
 
 #define PHYS_TO_NID(addr)	(0)
@@ -187,8 +189,13 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
  * around in memory.
  */
 #include <linux/numa.h>
-#define arch_pfn_to_nid(pfn)	PFN_TO_NID(pfn)
-#define arch_local_page_offset(pfn, nid) LOCAL_MAP_NR((pfn) << PAGE_SHIFT)
+
+#define page_to_pfn(page)					\
+	(( (page) - page_zone(page)->zone_mem_map)		\
+	  + page_zone(page)->zone_start_pfn)
+
+#define pfn_to_page(pfn)					\
+	(PFN_TO_MAPBASE(pfn) + LOCAL_MAP_NR((pfn) << PAGE_SHIFT))
 
 #define pfn_valid(pfn)						\
 	({							\
@@ -234,16 +241,6 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
 #define virt_to_dma(dev, addr)		(__arch_virt_to_dma(dev, addr))
 #endif
 
-/*
- * Optional coherency support.  Currently used only by selected
- * Intel XSC3-based systems.
- */
-#ifndef arch_is_coherent
-#define arch_is_coherent()		0
-#endif
-
 #endif
 
-#include <asm-generic/memory_model.h>
-
 #endif