drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h

   1 /* SPDX-License-Identifier: MIT */
   2 #ifndef __NVKM_BUS_H__
   3 #define __NVKM_BUS_H__
   4 #include <core/subdev.h>
   5
   6 struct nvkm_bus {
   7         const struct nvkm_bus_func *func;
   8         struct nvkm_subdev subdev;
   9 };
  10
  11 /* interface to sequencer */
  12 struct nvkm_hwsq;
  13 int  nvkm_hwsq_init(struct nvkm_subdev *, struct nvkm_hwsq **);
  14 int  nvkm_hwsq_fini(struct nvkm_hwsq **, bool exec);
  15 void nvkm_hwsq_wr32(struct nvkm_hwsq *, u32 addr, u32 data);
  16 void nvkm_hwsq_setf(struct nvkm_hwsq *, u8 flag, int data);
  17 void nvkm_hwsq_wait(struct nvkm_hwsq *, u8 flag, u8 data);
  18 void nvkm_hwsq_wait_vblank(struct nvkm_hwsq *);
  19 void nvkm_hwsq_nsec(struct nvkm_hwsq *, u32 nsec);
  20
  21 int nv04_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
  22 int nv31_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
  23 int nv50_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
  24 int g94_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
  25 int gf100_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
  26 #endif