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      1 /*	$NetBSD: nouveau_mem.h,v 1.2 2021/12/18 23:45:32 riastradh Exp $	*/
      2 
      3 #ifndef __NOUVEAU_MEM_H__
      4 #define __NOUVEAU_MEM_H__
      5 #include <drm/ttm/ttm_bo_api.h>
      6 struct ttm_dma_tt;
      7 
      8 #include <nvif/mem.h>
      9 #include <nvif/vmm.h>
     10 
     11 static inline struct nouveau_mem *
     12 nouveau_mem(struct ttm_mem_reg *reg)
     13 {
     14 	return reg->mm_node;
     15 }
     16 
     17 struct nouveau_mem {
     18 	struct nouveau_cli *cli;
     19 	u8 kind;
     20 	u8 comp;
     21 	struct nvif_mem mem;
     22 	struct nvif_vma vma[2];
     23 };
     24 
     25 int nouveau_mem_new(struct nouveau_cli *, u8 kind, u8 comp,
     26 		    struct ttm_mem_reg *);
     27 void nouveau_mem_del(struct ttm_mem_reg *);
     28 int nouveau_mem_vram(struct ttm_mem_reg *, bool contig, u8 page);
     29 int nouveau_mem_host(struct ttm_mem_reg *, struct ttm_dma_tt *);
     30 void nouveau_mem_fini(struct nouveau_mem *);
     31 int nouveau_mem_map(struct nouveau_mem *, struct nvif_vmm *, struct nvif_vma *);
     32 #endif
     33