drm/ttm: nuke ttm_dma_tt_init

Not used any more.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/403837/

drivers/gpu/drm/ttm/ttm_tt.c

@@ -162,19 +162,6 @@ void ttm_tt_fini(struct ttm_tt *ttm)
 }
 EXPORT_SYMBOL(ttm_tt_fini);
 
-int ttm_dma_tt_init(struct ttm_tt *ttm, struct ttm_buffer_object *bo,
-		    uint32_t page_flags, enum ttm_caching caching)
-{
-	ttm_tt_init_fields(ttm, bo, page_flags, caching);
-
-	if (ttm_dma_tt_alloc_page_directory(ttm)) {
-		pr_err("Failed allocating page table\n");
-		return -ENOMEM;
-	}
-	return 0;
-}
-EXPORT_SYMBOL(ttm_dma_tt_init);
-
 int ttm_sg_tt_init(struct ttm_tt *ttm, struct ttm_buffer_object *bo,
 		   uint32_t page_flags, enum ttm_caching caching)
 {

include/drm/ttm/ttm_tt.h

@@ -99,8 +99,6 @@ int ttm_tt_create(struct ttm_buffer_object *bo, bool zero_alloc);
  */
 int ttm_tt_init(struct ttm_tt *ttm, struct ttm_buffer_object *bo,
 		uint32_t page_flags, enum ttm_caching caching);
-int ttm_dma_tt_init(struct ttm_tt *ttm_dma, struct ttm_buffer_object *bo,
-		    uint32_t page_flags, enum ttm_caching caching);
 int ttm_sg_tt_init(struct ttm_tt *ttm_dma, struct ttm_buffer_object *bo,
 		   uint32_t page_flags, enum ttm_caching caching);