1b7019ac5SIlia Mirkin /* SPDX-License-Identifier: MIT */
25025407bSBen Skeggs #ifndef __NVKM_ENGINE_H__
35025407bSBen Skeggs #define __NVKM_ENGINE_H__
468f3f702SBen Skeggs #define nvkm_engine(p) container_of((p), struct nvkm_engine, subdev)
5c39f472eSBen Skeggs #include <core/subdev.h>
6c546656fSBen Skeggs struct nvkm_chan;
7c85ee6caSBen Skeggs struct nvkm_fb_tile;
8c39f472eSBen Skeggs 
9efe2a9ecSBen Skeggs extern const struct nvkm_subdev_func nvkm_engine;
10efe2a9ecSBen Skeggs 
115025407bSBen Skeggs struct nvkm_engine {
12168c2e21SBen Skeggs 	const struct nvkm_engine_func *func;
1368f3f702SBen Skeggs 	struct nvkm_subdev subdev;
1468f3f702SBen Skeggs 	spinlock_t lock;
15c39f472eSBen Skeggs };
16c39f472eSBen Skeggs 
17168c2e21SBen Skeggs struct nvkm_engine_func {
18168c2e21SBen Skeggs 	void *(*dtor)(struct nvkm_engine *);
195e721ad1SBen Skeggs 	void (*preinit)(struct nvkm_engine *);
20168c2e21SBen Skeggs 	int (*oneinit)(struct nvkm_engine *);
21c5c9127bSBen Skeggs 	int (*info)(struct nvkm_engine *, u64 mthd, u64 *data);
22168c2e21SBen Skeggs 	int (*init)(struct nvkm_engine *);
23168c2e21SBen Skeggs 	int (*fini)(struct nvkm_engine *, bool suspend);
241ed02c3fSBen Skeggs 	int (*reset)(struct nvkm_engine *);
25*55e1a599SBen Skeggs 	int (*nonstall)(struct nvkm_engine *);
26168c2e21SBen Skeggs 	void (*intr)(struct nvkm_engine *);
27c85ee6caSBen Skeggs 	void (*tile)(struct nvkm_engine *, int region, struct nvkm_fb_tile *);
2817041c7eSBen Skeggs 	bool (*chsw_load)(struct nvkm_engine *);
29168c2e21SBen Skeggs 
30168c2e21SBen Skeggs 	struct {
31168c2e21SBen Skeggs 		int (*sclass)(struct nvkm_oclass *, int index,
32168c2e21SBen Skeggs 			      const struct nvkm_device_oclass **);
33168c2e21SBen Skeggs 	} base;
34168c2e21SBen Skeggs 
35168c2e21SBen Skeggs 	struct {
36c546656fSBen Skeggs 		int (*cclass)(struct nvkm_chan *, const struct nvkm_oclass *,
37168c2e21SBen Skeggs 			      struct nvkm_object **);
38168c2e21SBen Skeggs 		int (*sclass)(struct nvkm_oclass *, int index);
39168c2e21SBen Skeggs 	} fifo;
40168c2e21SBen Skeggs 
418f0649b5SBen Skeggs 	const struct nvkm_object_func *cclass;
42168c2e21SBen Skeggs 	struct nvkm_sclass sclass[];
43168c2e21SBen Skeggs };
44168c2e21SBen Skeggs 
458d6461d8SBen Skeggs int nvkm_engine_ctor(const struct nvkm_engine_func *, struct nvkm_device *,
46fcc08a7cSBen Skeggs 		     enum nvkm_subdev_type, int inst, bool enable, struct nvkm_engine *);
47e5e95a76SBen Skeggs int nvkm_engine_new_(const struct nvkm_engine_func *, struct nvkm_device *,
4850551b15SBen Skeggs 		     enum nvkm_subdev_type, int, bool enable, struct nvkm_engine **);
4950551b15SBen Skeggs 
50168c2e21SBen Skeggs struct nvkm_engine *nvkm_engine_ref(struct nvkm_engine *);
51168c2e21SBen Skeggs void nvkm_engine_unref(struct nvkm_engine **);
521ed02c3fSBen Skeggs int nvkm_engine_reset(struct nvkm_engine *);
53c85ee6caSBen Skeggs void nvkm_engine_tile(struct nvkm_engine *, int region);
5417041c7eSBen Skeggs bool nvkm_engine_chsw_load(struct nvkm_engine *);
55c39f472eSBen Skeggs #endif
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