agp: switch AGP to use page array instead of unsigned long array

This switches AGP to use an array of pages for tracking the
pages allocated to the GART. This should enable GEM on PAE to work
a lot better as we can pass highmem pages to the PAT code and it will
do the right thing with them.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 6 insertions, 6 deletions

diff --git a/drivers/char/agp/uninorth-agp.c b/drivers/char/agp/uninorth-agp.c
index 880d3f6d5b98..f192c3b9ad41 100644
--- a/drivers/char/agp/uninorth-agp.c
+++ b/drivers/char/agp/uninorth-agp.c
@@ -173,9 +173,9 @@ static int uninorth_insert_memory(struct agp_memory *mem, off_t pg_start,
 
         for (i = 0, j = pg_start; i < mem->page_count; i++, j++) {
                 agp_bridge->gatt_table[j] =
-                    cpu_to_le32((mem->memory[i] & 0xFFFFF000UL) | 0x1UL);
-                flush_dcache_range((unsigned long)__va(mem->memory[i]),
-                                   (unsigned long)__va(mem->memory[i])+0x1000);
+                        cpu_to_le32((page_to_phys(mem->pages[i]) & 0xFFFFF000UL) | 0x1UL);
+                flush_dcache_range((unsigned long)__va(page_to_phys(mem->pages[i])),
+                                   (unsigned long)__va(page_to_phys(mem->pages[i]))+0x1000);
         }
         (void)in_le32((volatile u32*)&agp_bridge->gatt_table[pg_start]);
         mb();
@@ -219,9 +219,9 @@ static int u3_insert_memory(struct agp_memory *mem, off_t pg_start, int type)
         }
 
         for (i = 0; i < mem->page_count; i++) {
-                gp[i] = (mem->memory[i] >> PAGE_SHIFT) | 0x80000000UL;
-                flush_dcache_range((unsigned long)__va(mem->memory[i]),
-                                   (unsigned long)__va(mem->memory[i])+0x1000);
+                gp[i] = (page_to_phys(mem->pages[i]) >> PAGE_SHIFT) | 0x80000000UL;
+                flush_dcache_range((unsigned long)__va(page_to_phys(mem->pages[i])),
+                                   (unsigned long)__va(page_to_phys(mem->pages[i]))+0x1000);
         }
         mb();
         flush_dcache_range((unsigned long)gp, (unsigned long) &gp[i]);