object.h

 1/* SPDX-License-Identifier: MIT */
 2#ifndef __NVKM_OBJECT_H__
 3#define __NVKM_OBJECT_H__
 4#include <core/oclass.h>
 5#include <core/suspend_state.h>
 6struct nvkm_event;
 7struct nvkm_gpuobj;
 8struct nvkm_uevent;
 9
10struct nvkm_object {
11	const struct nvkm_object_func *func;
12	struct nvkm_client *client;
13	struct nvkm_engine *engine;
14	s32 oclass;
15	u32 handle;
16
17	struct list_head head;
18	struct list_head tree;
19	u64 object;
20	struct rb_node node;
21};
22
23enum nvkm_object_map {
24	NVKM_OBJECT_MAP_IO,
25	NVKM_OBJECT_MAP_VA
26};
27
28struct nvkm_object_func {
29	void *(*dtor)(struct nvkm_object *);
30	int (*init)(struct nvkm_object *);
31	int (*fini)(struct nvkm_object *, enum nvkm_suspend_state suspend);
32	int (*mthd)(struct nvkm_object *, u32 mthd, void *data, u32 size);
33	int (*ntfy)(struct nvkm_object *, u32 mthd, struct nvkm_event **);
34	int (*map)(struct nvkm_object *, void *argv, u32 argc,
35		   enum nvkm_object_map *, u64 *addr, u64 *size);
36	int (*unmap)(struct nvkm_object *);
37	int (*bind)(struct nvkm_object *, struct nvkm_gpuobj *, int align,
38		    struct nvkm_gpuobj **);
39	int (*sclass)(struct nvkm_object *, int index, struct nvkm_oclass *);
40	int (*uevent)(struct nvkm_object *, void *argv, u32 argc, struct nvkm_uevent *);
41};
42
43void nvkm_object_ctor(const struct nvkm_object_func *,
44		      const struct nvkm_oclass *, struct nvkm_object *);
45int nvkm_object_new_(const struct nvkm_object_func *,
46		     const struct nvkm_oclass *, void *data, u32 size,
47		     struct nvkm_object **);
48int nvkm_object_new(const struct nvkm_oclass *, void *data, u32 size,
49		    struct nvkm_object **);
50void nvkm_object_del(struct nvkm_object **);
51void *nvkm_object_dtor(struct nvkm_object *);
52int nvkm_object_init(struct nvkm_object *);
53int nvkm_object_fini(struct nvkm_object *, enum nvkm_suspend_state);
54int nvkm_object_mthd(struct nvkm_object *, u32 mthd, void *data, u32 size);
55int nvkm_object_ntfy(struct nvkm_object *, u32 mthd, struct nvkm_event **);
56int nvkm_object_map(struct nvkm_object *, void *argv, u32 argc,
57		    enum nvkm_object_map *, u64 *addr, u64 *size);
58int nvkm_object_unmap(struct nvkm_object *);
59int nvkm_object_bind(struct nvkm_object *, struct nvkm_gpuobj *, int align,
60		     struct nvkm_gpuobj **);
61
62bool nvkm_object_insert(struct nvkm_object *);
63void nvkm_object_remove(struct nvkm_object *);
64struct nvkm_object *nvkm_object_search(struct nvkm_client *, u64 object,
65				       const struct nvkm_object_func *);
66#endif