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> 6168c2e21SBen Skeggs struct nvkm_fifo_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; 15168c2e21SBen Skeggs 1671ccf2a0SBen Skeggs struct { 1771ccf2a0SBen Skeggs refcount_t refcount; 1871ccf2a0SBen Skeggs struct mutex mutex; 1971ccf2a0SBen Skeggs bool enabled; 2071ccf2a0SBen Skeggs } use; 21c39f472eSBen Skeggs }; 22c39f472eSBen Skeggs 23168c2e21SBen Skeggs struct nvkm_engine_func { 24168c2e21SBen Skeggs void *(*dtor)(struct nvkm_engine *); 255e721ad1SBen Skeggs void (*preinit)(struct nvkm_engine *); 26168c2e21SBen Skeggs int (*oneinit)(struct nvkm_engine *); 27c5c9127bSBen Skeggs int (*info)(struct nvkm_engine *, u64 mthd, u64 *data); 28168c2e21SBen Skeggs int (*init)(struct nvkm_engine *); 29168c2e21SBen Skeggs int (*fini)(struct nvkm_engine *, bool suspend); 30168c2e21SBen Skeggs void (*intr)(struct nvkm_engine *); 31c85ee6caSBen Skeggs void (*tile)(struct nvkm_engine *, int region, struct nvkm_fb_tile *); 3217041c7eSBen Skeggs bool (*chsw_load)(struct nvkm_engine *); 33168c2e21SBen Skeggs 34168c2e21SBen Skeggs struct { 35168c2e21SBen Skeggs int (*sclass)(struct nvkm_oclass *, int index, 36168c2e21SBen Skeggs const struct nvkm_device_oclass **); 37168c2e21SBen Skeggs } base; 38168c2e21SBen Skeggs 39168c2e21SBen Skeggs struct { 40168c2e21SBen Skeggs int (*cclass)(struct nvkm_fifo_chan *, 41168c2e21SBen Skeggs const struct nvkm_oclass *, 42168c2e21SBen Skeggs struct nvkm_object **); 43168c2e21SBen Skeggs int (*sclass)(struct nvkm_oclass *, int index); 44168c2e21SBen Skeggs } fifo; 45168c2e21SBen Skeggs 468f0649b5SBen Skeggs const struct nvkm_object_func *cclass; 47168c2e21SBen Skeggs struct nvkm_sclass sclass[]; 48168c2e21SBen Skeggs }; 49168c2e21SBen Skeggs 50fcc08a7cSBen Skeggs int nvkm_engine_ctor_(const struct nvkm_engine_func *, bool old, struct nvkm_device *, 51fcc08a7cSBen Skeggs enum nvkm_subdev_type, int inst, bool enable, struct nvkm_engine *); 52fcc08a7cSBen Skeggs #define nvkm_engine_ctor_o(f,d,i, e,s) nvkm_engine_ctor_((f), true, (d), (i), -1 , (e), (s)) 53fcc08a7cSBen Skeggs #define nvkm_engine_ctor_n(f,d,t,i,e,s) nvkm_engine_ctor_((f), false, (d), (t), (i), (e), (s)) 54fcc08a7cSBen Skeggs #define nvkm_engine_ctor__(_1,_2,_3,_4,_5,_6,IMPL,...) IMPL 55fcc08a7cSBen Skeggs #define nvkm_engine_ctor(A...) nvkm_engine_ctor__(A, nvkm_engine_ctor_n, nvkm_engine_ctor_o)(A) 56*e5e95a76SBen Skeggs int nvkm_engine_new_(const struct nvkm_engine_func *, struct nvkm_device *, 5750551b15SBen Skeggs enum nvkm_subdev_type, int, bool enable, struct nvkm_engine **); 5850551b15SBen Skeggs 59168c2e21SBen Skeggs struct nvkm_engine *nvkm_engine_ref(struct nvkm_engine *); 60168c2e21SBen Skeggs void nvkm_engine_unref(struct nvkm_engine **); 61c85ee6caSBen Skeggs void nvkm_engine_tile(struct nvkm_engine *, int region); 6217041c7eSBen Skeggs bool nvkm_engine_chsw_load(struct nvkm_engine *); 63c39f472eSBen Skeggs #endif 64