Add changes from the Linux-2.6 tree.

[linux-2.6.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..06c52ee 100644 (file)
--- a/include/asm-x86_64/agp.h
+++ b/include/asm-x86_64/agp.h
@@ -10,9 +10,8 @@
  * with different cachability attributes for the same page.
  */
 
-#define map_page_into_agp(page) \
-      change_page_attr(page, 1, PAGE_KERNEL_NOCACHE)
-#define unmap_page_from_agp(page) change_page_attr(page, 1, PAGE_KERNEL)
+int map_page_into_agp(struct page *page);
+int unmap_page_from_agp(struct page *page);
 #define flush_agp_mappings() global_flush_tlb()
 
 /* Could use CLFLUSH here if the cpu supports it. But then it would
@@ -20,4 +19,14 @@
    worth it. Would need a page for it. */
 #define flush_agp_cache() asm volatile("wbinvd":::"memory")
 
+/* Convert a physical address to an address suitable for the GART. */
+#define phys_to_gart(x) (x)
+#define gart_to_phys(x) (x)
+
+/* GATT allocation. Returns/accepts GATT kernel virtual address. */
+#define alloc_gatt_pages(order)                \
+       ((char *)__get_free_pages(GFP_KERNEL, (order)))
+#define free_gatt_pages(table, order)  \
+       free_pages((unsigned long)(table), (order))
+
 #endif