diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/core/engine.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/core/engine.h | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h b/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h index c6b401a6ea23..e58923b67d74 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h @@ -6,12 +6,18 @@ struct nvkm_fifo_chan; struct nvkm_fb_tile; +extern const struct nvkm_subdev_func nvkm_engine; + struct nvkm_engine { const struct nvkm_engine_func *func; struct nvkm_subdev subdev; spinlock_t lock; - int usecount; + struct { + refcount_t refcount; + struct mutex mutex; + bool enabled; + } use; }; struct nvkm_engine_func { @@ -42,9 +48,10 @@ struct nvkm_engine_func { }; int nvkm_engine_ctor(const struct nvkm_engine_func *, struct nvkm_device *, - int index, bool enable, struct nvkm_engine *); + enum nvkm_subdev_type, int inst, bool enable, struct nvkm_engine *); int nvkm_engine_new_(const struct nvkm_engine_func *, struct nvkm_device *, - int index, bool enable, struct nvkm_engine **); + enum nvkm_subdev_type, int, bool enable, struct nvkm_engine **); + struct nvkm_engine *nvkm_engine_ref(struct nvkm_engine *); void nvkm_engine_unref(struct nvkm_engine **); void nvkm_engine_tile(struct nvkm_engine *, int region); |