linux-zen-desktop/drivers/gpu/drm/nouveau/include/nvif/vmm.h

43 lines
904 B
C

#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_ctor(struct nvif_mmu *, const char *name, s32 oclass, bool managed,
u64 addr, u64 size, void *argv, u32 argc, struct nvif_vmm *);
void nvif_vmm_dtor(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