1 files changed, 23 insertions, 15 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index 19bec0dbfa38..72705fb40d55 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -699,22 +699,30 @@ int radeon_bo_fault_reserve_notify(struct ttm_buffer_object *bo)
         rbo = container_of(bo, struct radeon_bo, tbo);
         radeon_bo_check_tiling(rbo, 0, 0);
         rdev = rbo->rdev;
-        if (bo->mem.mem_type == TTM_PL_VRAM) {
-                size = bo->mem.num_pages << PAGE_SHIFT;
-                offset = bo->mem.start << PAGE_SHIFT;
-                if ((offset + size) > rdev->mc.visible_vram_size) {
-                        /* hurrah the memory is not visible ! */
-                        radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_VRAM);
-                        rbo->placement.lpfn = rdev->mc.visible_vram_size >> PAGE_SHIFT;
-                        r = ttm_bo_validate(bo, &rbo->placement, false, false);
-                        if (unlikely(r != 0))
-                                return r;
-                        offset = bo->mem.start << PAGE_SHIFT;
-                        /* this should not happen */
-                        if ((offset + size) > rdev->mc.visible_vram_size)
-                                return -EINVAL;
-                }
+        if (bo->mem.mem_type != TTM_PL_VRAM)
+                return 0;
+
+        size = bo->mem.num_pages << PAGE_SHIFT;
+        offset = bo->mem.start << PAGE_SHIFT;
+        if ((offset + size) <= rdev->mc.visible_vram_size)
+                return 0;
+
+        /* hurrah the memory is not visible ! */
+        radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_VRAM);
+        rbo->placement.lpfn = rdev->mc.visible_vram_size >> PAGE_SHIFT;
+        r = ttm_bo_validate(bo, &rbo->placement, false, false);
+        if (unlikely(r == -ENOMEM)) {
+                radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_GTT);
+                return ttm_bo_validate(bo, &rbo->placement, false, false);
+        } else if (unlikely(r != 0)) {
+                return r;
         }
+
+        offset = bo->mem.start << PAGE_SHIFT;
+        /* this should never happen */
+        if ((offset + size) > rdev->mc.visible_vram_size)
+                return -EINVAL;
+
         return 0;
 }