nvkm/engine/dma.h

0001 /* SPDX-License-Identifier: MIT */
0002 #ifndef __NVKM_DMA_H__
0003 #define __NVKM_DMA_H__
0004 #include <core/engine.h>
0005 #include <core/object.h>
0006 struct nvkm_client;
0007
0008 struct nvkm_dmaobj {
0009     const struct nvkm_dmaobj_func *func;
0010     struct nvkm_dma *dma;
0011
0012     struct nvkm_object object;
0013     u32 target;
0014     u32 access;
0015     u64 start;
0016     u64 limit;
0017 };
0018
0019 struct nvkm_dma {
0020     const struct nvkm_dma_func *func;
0021     struct nvkm_engine engine;
0022 };
0023
0024 struct nvkm_dmaobj *nvkm_dmaobj_search(struct nvkm_client *, u64 object);
0025
0026 int nv04_dma_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_dma **);
0027 int nv50_dma_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_dma **);
0028 int gf100_dma_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_dma **);
0029 int gf119_dma_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_dma **);
0030 int gv100_dma_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_dma **);
0031 #endif