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/* SPDX-License-Identifier: MIT */
#ifndef __NOUVEAU_UVMM_H__
#define __NOUVEAU_UVMM_H__
#include <drm/drm_gpuvm.h>
#include "nouveau_drv.h"
struct nouveau_uvmm {
struct drm_gpuvm base;
struct nouveau_vmm vmm;
struct maple_tree region_mt;
struct mutex mutex;
struct dma_resv resv;
u64 kernel_managed_addr;
u64 kernel_managed_size;
bool disabled;
};
struct nouveau_uvma_region {
struct nouveau_uvmm *uvmm;
struct {
u64 addr;
u64 range;
} va;
struct kref kref;
struct completion complete;
bool dirty;
};
struct nouveau_uvma {
struct drm_gpuva va;
struct nouveau_uvma_region *region;
u8 kind;
};
#define uvmm_from_gpuvm(x) container_of((x), struct nouveau_uvmm, base)
#define uvma_from_va(x) container_of((x), struct nouveau_uvma, va)
#define to_uvmm(x) uvmm_from_gpuvm((x)->va.vm)
struct nouveau_uvmm_bind_job {
struct nouveau_job base;
struct kref kref;
struct list_head entry;
struct work_struct work;
struct completion complete;
/* struct bind_job_op */
struct list_head ops;
};
struct nouveau_uvmm_bind_job_args {
struct drm_file *file_priv;
struct nouveau_sched_entity *sched_entity;
unsigned int flags;
struct {
struct drm_nouveau_sync *s;
u32 count;
} in_sync;
struct {
struct drm_nouveau_sync *s;
u32 count;
} out_sync;
struct {
struct drm_nouveau_vm_bind_op *s;
u32 count;
} op;
};
#define to_uvmm_bind_job(job) container_of((job), struct nouveau_uvmm_bind_job, base)
int nouveau_uvmm_init(struct nouveau_uvmm *uvmm, struct nouveau_cli *cli,
u64 kernel_managed_addr, u64 kernel_managed_size);
void nouveau_uvmm_fini(struct nouveau_uvmm *uvmm);
void nouveau_uvmm_bo_map_all(struct nouveau_bo *nvbov, struct nouveau_mem *mem);
void nouveau_uvmm_bo_unmap_all(struct nouveau_bo *nvbo);
int nouveau_uvmm_ioctl_vm_init(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int nouveau_uvmm_ioctl_vm_bind(struct drm_device *dev, void *data,
struct drm_file *file_priv);
static inline void nouveau_uvmm_lock(struct nouveau_uvmm *uvmm)
{
mutex_lock(&uvmm->mutex);
}
static inline void nouveau_uvmm_unlock(struct nouveau_uvmm *uvmm)
{
mutex_unlock(&uvmm->mutex);
}
#endif
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