xref: /linux/drivers/gpu/drm/nouveau/nouveau_mem.h (revision f85f5ae45ad945270a8884261de8249431e8b5a6)
1 #ifndef __NOUVEAU_MEM_H__
2 #define __NOUVEAU_MEM_H__
3 #include <drm/ttm/ttm_bo.h>
4 struct ttm_tt;
5 
6 #include <nvif/mem.h>
7 #include <nvif/vmm.h>
8 
9 struct nouveau_mem {
10 	struct ttm_resource base;
11 	struct nouveau_cli *cli;
12 	u8 kind;
13 	u8 comp;
14 	struct nvif_mem mem;
15 	struct nvif_vma vma[2];
16 };
17 
18 static inline struct nouveau_mem *
19 nouveau_mem(struct ttm_resource *reg)
20 {
21 	return container_of(reg, struct nouveau_mem, base);
22 }
23 
24 int nouveau_mem_new(struct nouveau_cli *, u8 kind, u8 comp,
25 		    struct ttm_resource **);
26 void nouveau_mem_del(struct ttm_resource_manager *man,
27 		     struct ttm_resource *);
28 bool nouveau_mem_intersects(struct ttm_resource *res,
29 			    const struct ttm_place *place,
30 			    size_t size);
31 bool nouveau_mem_compatible(struct ttm_resource *res,
32 			    const struct ttm_place *place,
33 			    size_t size);
34 int nouveau_mem_vram(struct ttm_resource *, bool contig, u8 page);
35 int nouveau_mem_host(struct ttm_resource *, struct ttm_tt *);
36 void nouveau_mem_fini(struct nouveau_mem *);
37 int nouveau_mem_map(struct nouveau_mem *, struct nvif_vmm *, struct nvif_vma *);
38 int
39 nouveau_mem_map_fixed(struct nouveau_mem *mem,
40 		      struct nvif_vmm *vmm,
41 		      u8 kind, u64 addr,
42 		      u64 offset, u64 range);
43 #endif
44