xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/nouveau/nouveau_ttm.h (revision b5bbe2e3e7c9fd9fdc348587c2f4eb55a8b89393)
1 #ifndef __NOUVEAU_TTM_H__
2 #define __NOUVEAU_TTM_H__
3 
4 static inline struct nouveau_drm *
5 nouveau_bdev(struct ttm_bo_device *bd)
6 {
7 	return container_of(bd, struct nouveau_drm, ttm.bdev);
8 }
9 
10 extern const struct ttm_mem_type_manager_func nouveau_vram_manager;
11 extern const struct ttm_mem_type_manager_func nouveau_gart_manager;
12 extern const struct ttm_mem_type_manager_func nv04_gart_manager;
13 
14 struct ttm_tt *nouveau_sgdma_create_ttm(struct ttm_bo_device *,
15 					unsigned long size, u32 page_flags,
16 					struct page *dummy_read_page);
17 
18 int  nouveau_ttm_init(struct nouveau_drm *drm);
19 void nouveau_ttm_fini(struct nouveau_drm *drm);
20 #ifdef __NetBSD__
21 int  nouveau_ttm_mmap_object(struct drm_device *, off_t, size_t, vm_prot_t,
22 	    struct uvm_object **, voff_t *, struct file *);
23 #else
24 int  nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
25 #endif
26 
27 int  nouveau_ttm_global_init(struct nouveau_drm *);
28 void nouveau_ttm_global_release(struct nouveau_drm *);
29 
30 #endif
31