drm/xe/client: use mem_type from the current resource

Rather extract the mem_type from the current resource. Checking the
first potential placement doesn't really tell us where the bo is
currently allocated, especially if there are multiple potential
placements.

Signed-off-by: Matthew Auld <[email protected]>
Cc: Himal Prasad Ghimiray <[email protected]>
Cc: Tejas Upadhyay <[email protected]>
Cc: "Thomas Hellström" <[email protected]>
Reviewed-by: Matthew Brost <[email protected]>
Reviewed-by: Tejas Upadhyay <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
(cherry picked from commit fbd73b7)
Signed-off-by: Lucas De Marchi <[email protected]>

drivers/gpu/drm/xe/xe_drm_client.c

@@ -168,15 +168,10 @@ static void bo_meminfo(struct xe_bo *bo,
 		       struct drm_memory_stats stats[TTM_NUM_MEM_TYPES])
 {
 	u64 sz = bo->size;
-	u32 mem_type;
+	u32 mem_type = bo->ttm.resource->mem_type;
 
 	xe_bo_assert_held(bo);
 
-	if (bo->placement.placement)
-		mem_type = bo->placement.placement->mem_type;
-	else
-		mem_type = XE_PL_TT;
-
 	if (drm_gem_object_is_shared_for_memory_stats(&bo->ttm.base))
 		stats[mem_type].shared += sz;
 	else