diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/gpu/drm/nouveau/include/nvkm/core/engctx.h |
Initial import
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/core/engctx.h')
-rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/core/engctx.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/engctx.h b/drivers/gpu/drm/nouveau/include/nvkm/core/engctx.h new file mode 100644 index 000000000..1bf2e8eb4 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/engctx.h @@ -0,0 +1,51 @@ +#ifndef __NVKM_ENGCTX_H__ +#define __NVKM_ENGCTX_H__ +#include <core/gpuobj.h> + +#include <subdev/mmu.h> + +#define NV_ENGCTX_(eng,var) (NV_ENGCTX_CLASS | ((var) << 8) | (eng)) +#define NV_ENGCTX(name,var) NV_ENGCTX_(NVDEV_ENGINE_##name, (var)) + +struct nvkm_engctx { + struct nvkm_gpuobj gpuobj; + struct nvkm_vma vma; + struct list_head head; + unsigned long save; + u64 addr; +}; + +static inline struct nvkm_engctx * +nv_engctx(void *obj) +{ +#if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA + if (unlikely(!nv_iclass(obj, NV_ENGCTX_CLASS))) + nv_assert("BAD CAST -> NvEngCtx, %08x", nv_hclass(obj)); +#endif + return obj; +} + +#define nvkm_engctx_create(p,e,c,g,s,a,f,d) \ + nvkm_engctx_create_((p), (e), (c), (g), (s), (a), (f), \ + sizeof(**d), (void **)d) + +int nvkm_engctx_create_(struct nvkm_object *, struct nvkm_object *, + struct nvkm_oclass *, struct nvkm_object *, + u32 size, u32 align, u32 flags, + int length, void **data); +void nvkm_engctx_destroy(struct nvkm_engctx *); +int nvkm_engctx_init(struct nvkm_engctx *); +int nvkm_engctx_fini(struct nvkm_engctx *, bool suspend); + +int _nvkm_engctx_ctor(struct nvkm_object *, struct nvkm_object *, + struct nvkm_oclass *, void *, u32, + struct nvkm_object **); +void _nvkm_engctx_dtor(struct nvkm_object *); +int _nvkm_engctx_init(struct nvkm_object *); +int _nvkm_engctx_fini(struct nvkm_object *, bool suspend); +#define _nvkm_engctx_rd32 _nvkm_gpuobj_rd32 +#define _nvkm_engctx_wr32 _nvkm_gpuobj_wr32 + +struct nvkm_object *nvkm_engctx_get(struct nvkm_engine *, u64 addr); +void nvkm_engctx_put(struct nvkm_object *); +#endif |