1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */
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>
6168c2e21SBen Skeggs struct nvkm_fifo_chan;
7c85ee6caSBen Skeggs struct nvkm_fb_tile;
8c39f472eSBen Skeggs 
95025407bSBen Skeggs struct nvkm_engine {
10168c2e21SBen Skeggs 	const struct nvkm_engine_func *func;
1168f3f702SBen Skeggs 	struct nvkm_subdev subdev;
1268f3f702SBen Skeggs 	spinlock_t lock;
13168c2e21SBen Skeggs 
14168c2e21SBen Skeggs 	int usecount;
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);
24168c2e21SBen Skeggs 	void (*intr)(struct nvkm_engine *);
25c85ee6caSBen Skeggs 	void (*tile)(struct nvkm_engine *, int region, struct nvkm_fb_tile *);
2617041c7eSBen Skeggs 	bool (*chsw_load)(struct nvkm_engine *);
27168c2e21SBen Skeggs 
28168c2e21SBen Skeggs 	struct {
29168c2e21SBen Skeggs 		int (*sclass)(struct nvkm_oclass *, int index,
30168c2e21SBen Skeggs 			      const struct nvkm_device_oclass **);
31168c2e21SBen Skeggs 	} base;
32168c2e21SBen Skeggs 
33168c2e21SBen Skeggs 	struct {
34168c2e21SBen Skeggs 		int (*cclass)(struct nvkm_fifo_chan *,
35168c2e21SBen Skeggs 			      const struct nvkm_oclass *,
36168c2e21SBen Skeggs 			      struct nvkm_object **);
37168c2e21SBen Skeggs 		int (*sclass)(struct nvkm_oclass *, int index);
38168c2e21SBen Skeggs 	} fifo;
39168c2e21SBen Skeggs 
408f0649b5SBen Skeggs 	const struct nvkm_object_func *cclass;
41168c2e21SBen Skeggs 	struct nvkm_sclass sclass[];
42168c2e21SBen Skeggs };
43168c2e21SBen Skeggs 
44168c2e21SBen Skeggs int nvkm_engine_ctor(const struct nvkm_engine_func *, struct nvkm_device *,
4556d06fa2SBen Skeggs 		     int index, bool enable, struct nvkm_engine *);
46168c2e21SBen Skeggs int nvkm_engine_new_(const struct nvkm_engine_func *, struct nvkm_device *,
4756d06fa2SBen Skeggs 		     int index, bool enable, struct nvkm_engine **);
48168c2e21SBen Skeggs struct nvkm_engine *nvkm_engine_ref(struct nvkm_engine *);
49168c2e21SBen Skeggs void nvkm_engine_unref(struct nvkm_engine **);
50c85ee6caSBen Skeggs void nvkm_engine_tile(struct nvkm_engine *, int region);
5117041c7eSBen Skeggs bool nvkm_engine_chsw_load(struct nvkm_engine *);
52c39f472eSBen Skeggs #endif
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