1/* SPDX-License-Identifier: MIT */
2
3#ifndef __NOUVEAU_UVMM_H__
4#define __NOUVEAU_UVMM_H__
5
6#include <drm/drm_gpuvm.h>
7
8#include "nouveau_drv.h"
9
10struct nouveau_uvmm {
11	struct drm_gpuvm base;
12	struct nouveau_vmm vmm;
13	struct maple_tree region_mt;
14	struct mutex mutex;
15};
16
17struct nouveau_uvma_region {
18	struct nouveau_uvmm *uvmm;
19
20	struct {
21		u64 addr;
22		u64 range;
23	} va;
24
25	struct kref kref;
26
27	struct completion complete;
28	bool dirty;
29};
30
31struct nouveau_uvma {
32	struct drm_gpuva va;
33
34	struct nouveau_uvma_region *region;
35	u8 kind;
36};
37
38#define uvmm_from_gpuvm(x) container_of((x), struct nouveau_uvmm, base)
39#define uvma_from_va(x) container_of((x), struct nouveau_uvma, va)
40
41#define to_uvmm(x) uvmm_from_gpuvm((x)->va.vm)
42
43struct nouveau_uvmm_bind_job {
44	struct nouveau_job base;
45
46	struct kref kref;
47	struct completion complete;
48
49	/* struct bind_job_op */
50	struct list_head ops;
51};
52
53struct nouveau_uvmm_bind_job_args {
54	struct drm_file *file_priv;
55	struct nouveau_sched *sched;
56
57	unsigned int flags;
58
59	struct {
60		struct drm_nouveau_sync *s;
61		u32 count;
62	} in_sync;
63
64	struct {
65		struct drm_nouveau_sync *s;
66		u32 count;
67	} out_sync;
68
69	struct {
70		struct drm_nouveau_vm_bind_op *s;
71		u32 count;
72	} op;
73};
74
75#define to_uvmm_bind_job(job) container_of((job), struct nouveau_uvmm_bind_job, base)
76
77void nouveau_uvmm_fini(struct nouveau_uvmm *uvmm);
78
79void nouveau_uvmm_bo_map_all(struct nouveau_bo *nvbov, struct nouveau_mem *mem);
80void nouveau_uvmm_bo_unmap_all(struct nouveau_bo *nvbo);
81
82int nouveau_uvmm_ioctl_vm_init(struct drm_device *dev, void *data,
83			       struct drm_file *file_priv);
84
85int nouveau_uvmm_ioctl_vm_bind(struct drm_device *dev, void *data,
86			       struct drm_file *file_priv);
87
88static inline void nouveau_uvmm_lock(struct nouveau_uvmm *uvmm)
89{
90	mutex_lock(&uvmm->mutex);
91}
92
93static inline void nouveau_uvmm_unlock(struct nouveau_uvmm *uvmm)
94{
95	mutex_unlock(&uvmm->mutex);
96}
97
98#endif
99