Merge branch 'master' into export-slabh
[kernel.git] / drivers / gpu / drm / ttm / ttm_tt.c
index 0ef7f73..d5fd5b8 100644 (file)
@@ -28,7 +28,6 @@
  * Authors: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
  */
 
-#include <linux/vmalloc.h>
 #include <linux/sched.h>
 #include <linux/highmem.h>
 #include <linux/pagemap.h>
@@ -36,6 +35,7 @@
 #include <linux/swap.h>
 #include <linux/slab.h>
 #include "drm_cache.h"
+#include "drm_mem_util.h"
 #include "ttm/ttm_module.h"
 #include "ttm/ttm_bo_driver.h"
 #include "ttm/ttm_placement.h"
@@ -44,32 +44,15 @@ static int ttm_tt_swapin(struct ttm_tt *ttm);
 
 /**
  * Allocates storage for pointers to the pages that back the ttm.
- *
- * Uses kmalloc if possible. Otherwise falls back to vmalloc.
  */
 static void ttm_tt_alloc_page_directory(struct ttm_tt *ttm)
 {
-       unsigned long size = ttm->num_pages * sizeof(*ttm->pages);
-       ttm->pages = NULL;
-
-       if (size <= PAGE_SIZE)
-               ttm->pages = kzalloc(size, GFP_KERNEL);
-
-       if (!ttm->pages) {
-               ttm->pages = vmalloc_user(size);
-               if (ttm->pages)
-                       ttm->page_flags |= TTM_PAGE_FLAG_VMALLOC;
-       }
+       ttm->pages = drm_calloc_large(ttm->num_pages, sizeof(*ttm->pages));
 }
 
 static void ttm_tt_free_page_directory(struct ttm_tt *ttm)
 {
-       if (ttm->page_flags & TTM_PAGE_FLAG_VMALLOC) {
-               vfree(ttm->pages);
-               ttm->page_flags &= ~TTM_PAGE_FLAG_VMALLOC;
-       } else {
-               kfree(ttm->pages);
-       }
+       drm_free_large(ttm->pages);
        ttm->pages = NULL;
 }