| /* SPDX-License-Identifier: MIT */ |
| #ifndef __NVKM_GPUOBJ_H__ |
| #define __NVKM_GPUOBJ_H__ |
| #include <core/memory.h> |
| #include <core/mm.h> |
| |
| #define NVOBJ_FLAG_ZERO_ALLOC 0x00000001 |
| #define NVOBJ_FLAG_HEAP 0x00000004 |
| |
| struct nvkm_gpuobj { |
| union { |
| const struct nvkm_gpuobj_func *func; |
| const struct nvkm_gpuobj_func *ptrs; |
| }; |
| struct nvkm_gpuobj *parent; |
| struct nvkm_memory *memory; |
| struct nvkm_mm_node *node; |
| |
| u64 addr; |
| u32 size; |
| struct nvkm_mm heap; |
| |
| void __iomem *map; |
| }; |
| |
| struct nvkm_gpuobj_func { |
| void *(*acquire)(struct nvkm_gpuobj *); |
| void (*release)(struct nvkm_gpuobj *); |
| u32 (*rd32)(struct nvkm_gpuobj *, u32 offset); |
| void (*wr32)(struct nvkm_gpuobj *, u32 offset, u32 data); |
| int (*map)(struct nvkm_gpuobj *, u64 offset, struct nvkm_vmm *, |
| struct nvkm_vma *, void *argv, u32 argc); |
| }; |
| |
| int nvkm_gpuobj_new(struct nvkm_device *, u32 size, int align, bool zero, |
| struct nvkm_gpuobj *parent, struct nvkm_gpuobj **); |
| void nvkm_gpuobj_del(struct nvkm_gpuobj **); |
| int nvkm_gpuobj_wrap(struct nvkm_memory *, struct nvkm_gpuobj **); |
| void nvkm_gpuobj_memcpy_to(struct nvkm_gpuobj *dst, u32 dstoffset, void *src, |
| u32 length); |
| void nvkm_gpuobj_memcpy_from(void *dst, struct nvkm_gpuobj *src, u32 srcoffset, |
| u32 length); |
| #endif |