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 56