Update ia64 patch to 2.5.69-030521, throwing away the parts included

[linux-flexiantxendom0-3.2.10.git] / include / asm-x86_64 / agp.h

diff --git a/include/asm-x86_64/agp.h b/include/asm-x86_64/agp.h
index ecb3db3..ec2b2ed 100644 (file)
--- a/include/asm-x86_64/agp.h
+++ b/include/asm-x86_64/agp.h
@@ -20,4 +20,11 @@
    worth it. Would need a page for it. */
 #define flush_agp_cache() asm volatile("wbinvd":::"memory")
 
+/*
+ * Page-protection value to be used for AGP memory mapped into kernel space.  For
+ * platforms which use coherent AGP DMA, this can be PAGE_KERNEL.  For others, it needs to
+ * be an uncached mapping (such as write-combining).
+ */
+#define PAGE_AGP                       PAGE_KERNEL_NOCACHE
+
 #endif