Release 4.15 drivers/gpu/drm/nouveau/include/nvif/vmm.h

#ifndef __NVIF_VMM_H__

#define __NVIF_VMM_H__
#include <nvif/object.h>
struct nvif_mem;
struct nvif_mmu;


enum nvif_vmm_get {
	
ADDR,
	
PTES,
	
LAZY
};


struct nvif_vma {
	
u64 addr;
	
u64 size;
};


struct nvif_vmm {
	
struct nvif_object object;
	
u64 start;
	
u64 limit;

	struct {
		
u8 shift;
		
bool sparse:1;
		
bool vram:1;
		
bool host:1;
		
bool comp:1;
	
} *page;
	
int page_nr;
};

int nvif_vmm_init(struct nvif_mmu *, s32 oclass, u64 addr, u64 size,
		  void *argv, u32 argc, struct nvif_vmm *);
void nvif_vmm_fini(struct nvif_vmm *);
int nvif_vmm_get(struct nvif_vmm *, enum nvif_vmm_get, bool sparse,
		 u8 page, u8 align, u64 size, struct nvif_vma *);
void nvif_vmm_put(struct nvif_vmm *, struct nvif_vma *);
int nvif_vmm_map(struct nvif_vmm *, u64 addr, u64 size, void *argv, u32 argc,
		 struct nvif_mem *, u64 offset);
int nvif_vmm_unmap(struct nvif_vmm *, u64);
#endif
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Directory: drivers/gpu/drm/nouveau/include/nvif

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