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