1 /* SPDX-License-Identifier: MIT */ 2 #ifndef __NOUVEAU_TTM_H__ 3 #define __NOUVEAU_TTM_H__ 4 5 static inline struct nouveau_drm * 6 nouveau_bdev(struct ttm_bo_device *bd) 7 { 8 return container_of(bd, struct nouveau_drm, ttm.bdev); 9 } 10 11 extern const struct ttm_resource_manager_func nouveau_vram_manager; 12 extern const struct ttm_resource_manager_func nouveau_gart_manager; 13 extern const struct ttm_resource_manager_func nv04_gart_manager; 14 15 struct ttm_tt *nouveau_sgdma_create_ttm(struct ttm_buffer_object *bo, 16 u32 page_flags); 17 18 int nouveau_ttm_init(struct nouveau_drm *drm); 19 void nouveau_ttm_fini(struct nouveau_drm *drm); 20 int nouveau_ttm_mmap(struct file *, struct vm_area_struct *); 21 22 int nouveau_ttm_global_init(struct nouveau_drm *); 23 void nouveau_ttm_global_release(struct nouveau_drm *); 24 25 int nouveau_sgdma_bind(struct ttm_bo_device *bdev, struct ttm_tt *ttm, struct ttm_resource *reg); 26 void nouveau_sgdma_unbind(struct ttm_bo_device *bdev, struct ttm_tt *ttm); 27 void nouveau_sgdma_destroy(struct ttm_bo_device *bdev, struct ttm_tt *ttm); 28 #endif 29