1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c
index 7484bc759c4c..7fc0c99a3a58 100644
--- a/drivers/char/agp/generic.c
+++ b/drivers/char/agp/generic.c
@@ -932,9 +932,14 @@ int agp_generic_create_gatt_table(struct agp_bridge_data *bridge)
         agp_gatt_table = (void *)table;
 
         bridge->driver->cache_flush();
+#ifdef CONFIG_X86
+        set_memory_uc((unsigned long)table, 1 << page_order);
+        bridge->gatt_table = (void *)table;
+#else
         bridge->gatt_table = ioremap_nocache(virt_to_gart(table),
                                         (PAGE_SIZE * (1 << page_order)));
         bridge->driver->cache_flush();
+#endif
 
         if (bridge->gatt_table == NULL) {
                 for (page = virt_to_page(table); page <= virt_to_page(table_end); page++)
@@ -991,7 +996,11 @@ int agp_generic_free_gatt_table(struct agp_bridge_data *bridge)
          * called, then all agp memory is deallocated and removed
          * from the table. */
 
+#ifdef CONFIG_X86
+        set_memory_wb((unsigned long)bridge->gatt_table, 1 << page_order);
+#else
         iounmap(bridge->gatt_table);
+#endif
         table = (char *) bridge->gatt_table_real;
         table_end = table + ((PAGE_SIZE * (1 << page_order)) - 1);