X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-parisc%2Fio.h;h=714db8ebf31cebfe5da44675daddfc51d8705e34;hb=73c4d347a0c98eb6599aefd1f9a91b4b071dd5e0;hp=fe536cfa3366849418c21b8e84760d8203000e48;hpb=a91482bdcc2e0f6035702e46f1b99043a0893346;p=linux-2.6.git

diff --git a/include/asm-parisc/io.h b/include/asm-parisc/io.h
index fe536cfa3..714db8ebf 100644
--- a/include/asm-parisc/io.h
+++ b/include/asm-parisc/io.h
@@ -24,6 +24,11 @@ extern unsigned long parisc_vmerge_max_size;
 #define virt_to_bus virt_to_phys
 #define bus_to_virt phys_to_virt
 
+/*
+ * Change "struct page" to physical address.
+ */
+#define page_to_phys(page)	((page - mem_map) << PAGE_SHIFT)
+
 /* Memory mapped IO */
 
 extern void * __ioremap(unsigned long offset, unsigned long size, unsigned long flags);