1 #ifndef __NVKM_PARENT_H__
2 #define __NVKM_PARENT_H__
3 #include <core/object.h>
4
5 struct nvkm_sclass {
6 struct nvkm_sclass *sclass;
7 struct nvkm_engine *engine;
8 struct nvkm_oclass *oclass;
9 };
10
11 struct nvkm_parent {
12 struct nvkm_object object;
13
14 struct nvkm_sclass *sclass;
15 u64 engine;
16
17 int (*context_attach)(struct nvkm_object *, struct nvkm_object *);
18 int (*context_detach)(struct nvkm_object *, bool suspend,
19 struct nvkm_object *);
20
21 int (*object_attach)(struct nvkm_object *parent,
22 struct nvkm_object *object, u32 name);
23 void (*object_detach)(struct nvkm_object *parent, int cookie);
24 };
25
26 static inline struct nvkm_parent *
nv_parent(void * obj)27 nv_parent(void *obj)
28 {
29 #if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA
30 if (unlikely(!(nv_iclass(obj, NV_PARENT_CLASS))))
31 nv_assert("BAD CAST -> NvParent, %08x", nv_hclass(obj));
32 #endif
33 return obj;
34 }
35
36 #define nvkm_parent_create(p,e,c,v,s,m,d) \
37 nvkm_parent_create_((p), (e), (c), (v), (s), (m), \
38 sizeof(**d), (void **)d)
39 #define nvkm_parent_init(p) \
40 nvkm_object_init(&(p)->object)
41 #define nvkm_parent_fini(p,s) \
42 nvkm_object_fini(&(p)->object, (s))
43
44 int nvkm_parent_create_(struct nvkm_object *, struct nvkm_object *,
45 struct nvkm_oclass *, u32 pclass,
46 struct nvkm_oclass *, u64 engcls,
47 int size, void **);
48 void nvkm_parent_destroy(struct nvkm_parent *);
49
50 void _nvkm_parent_dtor(struct nvkm_object *);
51 #define _nvkm_parent_init nvkm_object_init
52 #define _nvkm_parent_fini nvkm_object_fini
53
54 int nvkm_parent_sclass(struct nvkm_object *, u16 handle,
55 struct nvkm_object **pengine,
56 struct nvkm_oclass **poclass);
57 int nvkm_parent_lclass(struct nvkm_object *, u32 *, int);
58 #endif
59