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 | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h b/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h new file mode 100644 index 000000000000..d7ebd35ef1ad --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h @@ -0,0 +1,59 @@ +#ifndef __NOUVEAU_ENGINE_H__ +#define __NOUVEAU_ENGINE_H__ + +#include <core/object.h> +#include <core/subdev.h> + +#define NV_ENGINE_(eng,var) (NV_ENGINE_CLASS | ((var) << 8) | (eng)) +#define NV_ENGINE(name,var) NV_ENGINE_(NVDEV_ENGINE_##name, (var)) + +struct nouveau_engine { + struct nouveau_subdev subdev; + struct nouveau_oclass *cclass; + struct nouveau_oclass *sclass; + + struct list_head contexts; + spinlock_t lock; + + void (*tile_prog)(struct nouveau_engine *, int region); + int (*tlb_flush)(struct nouveau_engine *); +}; + +static inline struct nouveau_engine * +nv_engine(void *obj) +{ +#if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA + if (unlikely(!nv_iclass(obj, NV_ENGINE_CLASS))) + nv_assert("BAD CAST -> NvEngine, %08x", nv_hclass(obj)); +#endif + return obj; +} + +static inline int +nv_engidx(struct nouveau_engine *engine) +{ + return nv_subidx(&engine->subdev); +} + +struct nouveau_engine *nouveau_engine(void *obj, int idx); + +#define nouveau_engine_create(p,e,c,d,i,f,r) \ + nouveau_engine_create_((p), (e), (c), (d), (i), (f), \ + sizeof(**r),(void **)r) + +#define nouveau_engine_destroy(p) \ + nouveau_subdev_destroy(&(p)->subdev) +#define nouveau_engine_init(p) \ + nouveau_subdev_init(&(p)->subdev) +#define nouveau_engine_fini(p,s) \ + nouveau_subdev_fini(&(p)->subdev, (s)) + +int nouveau_engine_create_(struct nouveau_object *, struct nouveau_object *, + struct nouveau_oclass *, bool, const char *, + const char *, int, void **); + +#define _nouveau_engine_dtor _nouveau_subdev_dtor +#define _nouveau_engine_init _nouveau_subdev_init +#define _nouveau_engine_fini _nouveau_subdev_fini + +#endif |