drm/ttm: restructure to allow driver to plug in alternate memory manager

Nouveau will need this on GeForce 8 and up to account for the GPU
reordering physical VRAM for some memory types.

Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Acked-by: Thomas Hellström <thellstrom@vmware.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index 0ebfe0d94931..c9d2d4d8d066 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -256,8 +256,7 @@ int ttm_bo_move_memcpy(struct ttm_buffer_object *bo,
         dir = 1;
 
         if ((old_mem->mem_type == new_mem->mem_type) &&
-            (new_mem->mm_node->start <
-             old_mem->mm_node->start + old_mem->mm_node->size)) {
+            (new_mem->start < old_mem->start + old_mem->size)) {
                 dir = -1;
                 add = new_mem->num_pages - 1;
         }