xref: /linux/drivers/gpu/drm/nouveau/nouveau_mem.h (revision e9f0878c4b2004ac19581274c1ae4c61ae3ca70e)
1 #ifndef __NOUVEAU_MEM_H__
2 #define __NOUVEAU_MEM_H__
3 #include <drm/ttm/ttm_bo_api.h>
4 struct ttm_dma_tt;
5 
6 #include <nvif/mem.h>
7 #include <nvif/vmm.h>
8 
9 static inline struct nouveau_mem *
10 nouveau_mem(struct ttm_mem_reg *reg)
11 {
12 	return reg->mm_node;
13 }
14 
15 struct nouveau_mem {
16 	struct nouveau_cli *cli;
17 	u8 kind;
18 	u8 comp;
19 	struct nvif_mem mem;
20 	struct nvif_vma vma[2];
21 };
22 
23 int nouveau_mem_new(struct nouveau_cli *, u8 kind, u8 comp,
24 		    struct ttm_mem_reg *);
25 void nouveau_mem_del(struct ttm_mem_reg *);
26 int nouveau_mem_vram(struct ttm_mem_reg *, bool contig, u8 page);
27 int nouveau_mem_host(struct ttm_mem_reg *, struct ttm_dma_tt *);
28 void nouveau_mem_fini(struct nouveau_mem *);
29 int nouveau_mem_map(struct nouveau_mem *, struct nvif_vmm *, struct nvif_vma *);
30 #endif
31