drm/nv50-/disp: move DP link training to core and train from supervisor
[deliverable/linux.git] / drivers / gpu / drm / nouveau / core / include / core / engctx.h
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1#ifndef __NOUVEAU_ENGCTX_H__
2#define __NOUVEAU_ENGCTX_H__
3
4#include <core/object.h>
5#include <core/gpuobj.h>
6
7#include <subdev/vm.h>
8
9#define NV_ENGCTX_(eng,var) (NV_ENGCTX_CLASS | ((var) << 8) | (eng))
10#define NV_ENGCTX(name,var) NV_ENGCTX_(NVDEV_ENGINE_##name, (var))
11
12struct nouveau_engctx {
13 struct nouveau_gpuobj base;
14 struct nouveau_vma vma;
15 struct list_head head;
72a14827 16 unsigned long save;
4c2d4222 17 u64 addr;
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18};
19
3acec63a 20static inline struct nouveau_engctx *
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21nv_engctx(void *obj)
22{
23#if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA
24 if (unlikely(!nv_iclass(obj, NV_ENGCTX_CLASS)))
25 nv_assert("BAD CAST -> NvEngCtx, %08x", nv_hclass(obj));
26#endif
27 return obj;
28}
29
30#define nouveau_engctx_create(p,e,c,g,s,a,f,d) \
31 nouveau_engctx_create_((p), (e), (c), (g), (s), (a), (f), \
32 sizeof(**d), (void **)d)
33
34int nouveau_engctx_create_(struct nouveau_object *, struct nouveau_object *,
35 struct nouveau_oclass *, struct nouveau_object *,
36 u32 size, u32 align, u32 flags,
37 int length, void **data);
38void nouveau_engctx_destroy(struct nouveau_engctx *);
39int nouveau_engctx_init(struct nouveau_engctx *);
40int nouveau_engctx_fini(struct nouveau_engctx *, bool suspend);
41
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42int _nouveau_engctx_ctor(struct nouveau_object *, struct nouveau_object *,
43 struct nouveau_oclass *, void *, u32,
44 struct nouveau_object **);
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45void _nouveau_engctx_dtor(struct nouveau_object *);
46int _nouveau_engctx_init(struct nouveau_object *);
47int _nouveau_engctx_fini(struct nouveau_object *, bool suspend);
48#define _nouveau_engctx_rd32 _nouveau_gpuobj_rd32
49#define _nouveau_engctx_wr32 _nouveau_gpuobj_wr32
50
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51struct nouveau_object *nouveau_engctx_get(struct nouveau_engine *, u64 addr);
52void nouveau_engctx_put(struct nouveau_object *);
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53
54#endif
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