| 1 | #ifndef __NOUVEAU_ENGCTX_H__ |
| 2 | #define __NOUVEAU_ENGCTX_H__ |
| 3 | |
| 4 | #include <core/object.h> |
| 5 | #include <core/gpuobj.h> |
| 6 | |
| 7 | #include <subdev/vm.h> |
| 8 | |
| 9 | #define NV_ENGCTX_(eng,var) (NV_ENGCTX_CLASS | ((var) << 8) | (eng)) |
| 10 | #define NV_ENGCTX(name,var) NV_ENGCTX_(NVDEV_ENGINE_##name, (var)) |
| 11 | |
| 12 | struct nouveau_engctx { |
| 13 | struct nouveau_gpuobj base; |
| 14 | struct nouveau_vma vma; |
| 15 | struct list_head head; |
| 16 | unsigned long save; |
| 17 | u64 addr; |
| 18 | }; |
| 19 | |
| 20 | static inline struct nouveau_engctx * |
| 21 | nv_engctx(void *obj) |
| 22 | { |
| 23 | #if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA |
| 24 | if (unlikely(!nv_iclass(obj, NV_ENGCTX_CLASS))) |
| 25 | nv_assert("BAD CAST -> NvEngCtx, %08x" , nv_hclass(obj)); |
| 26 | #endif |
| 27 | return obj; |
| 28 | } |
| 29 | |
| 30 | #define nouveau_engctx_create(p,e,c,g,s,a,f,d) \ |
| 31 | nouveau_engctx_create_((p), (e), (c), (g), (s), (a), (f), \ |
| 32 | sizeof(**d), (void **)d) |
| 33 | |
| 34 | int nouveau_engctx_create_(struct nouveau_object *, struct nouveau_object *, |
| 35 | struct nouveau_oclass *, struct nouveau_object *, |
| 36 | u32 size, u32 align, u32 flags, |
| 37 | int length, void **data); |
| 38 | void nouveau_engctx_destroy(struct nouveau_engctx *); |
| 39 | int nouveau_engctx_init(struct nouveau_engctx *); |
| 40 | int nouveau_engctx_fini(struct nouveau_engctx *, bool suspend); |
| 41 | |
| 42 | int _nouveau_engctx_ctor(struct nouveau_object *, struct nouveau_object *, |
| 43 | struct nouveau_oclass *, void *, u32, |
| 44 | struct nouveau_object **); |
| 45 | void _nouveau_engctx_dtor(struct nouveau_object *); |
| 46 | int _nouveau_engctx_init(struct nouveau_object *); |
| 47 | int _nouveau_engctx_fini(struct nouveau_object *, bool suspend); |
| 48 | #define _nouveau_engctx_rd32 _nouveau_gpuobj_rd32 |
| 49 | #define _nouveau_engctx_wr32 _nouveau_gpuobj_wr32 |
| 50 | |
| 51 | struct nouveau_object *nouveau_engctx_get(struct nouveau_engine *, u64 addr); |
| 52 | void nouveau_engctx_put(struct nouveau_object *); |
| 53 | |
| 54 | #endif |
| 55 | |