drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __NVKM_FIFO_CHAN_H__
   3 #define __NVKM_FIFO_CHAN_H__
   4 #define nvkm_fifo_chan(p) container_of((p), struct nvkm_fifo_chan, object)
   5 #include "priv.h"
   6
   7 struct nvkm_fifo_chan_func {
   8         void *(*dtor)(struct nvkm_fifo_chan *);
   9         void (*init)(struct nvkm_fifo_chan *);
  10         void (*fini)(struct nvkm_fifo_chan *);
  11         int (*ntfy)(struct nvkm_fifo_chan *, u32 type, struct nvkm_event **);
  12         int  (*engine_ctor)(struct nvkm_fifo_chan *, struct nvkm_engine *,
  13                             struct nvkm_object *);
  14         void (*engine_dtor)(struct nvkm_fifo_chan *, struct nvkm_engine *);
  15         int  (*engine_init)(struct nvkm_fifo_chan *, struct nvkm_engine *);
  16         int  (*engine_fini)(struct nvkm_fifo_chan *, struct nvkm_engine *,
  17                             bool suspend);
  18         int  (*object_ctor)(struct nvkm_fifo_chan *, struct nvkm_object *);
  19         void (*object_dtor)(struct nvkm_fifo_chan *, int);
  20 };
  21
  22 int nvkm_fifo_chan_ctor(const struct nvkm_fifo_chan_func *, struct nvkm_fifo *,
  23                         u32 size, u32 align, bool zero, u64 vm, u64 push,
  24                         u64 engines, int bar, u32 base, u32 user,
  25                         const struct nvkm_oclass *, struct nvkm_fifo_chan *);
  26
  27 struct nvkm_fifo_chan_oclass {
  28         int (*ctor)(struct nvkm_fifo *, const struct nvkm_oclass *,
  29                     void *data, u32 size, struct nvkm_object **);
  30         struct nvkm_sclass base;
  31 };
  32
  33 int gf100_fifo_chan_ntfy(struct nvkm_fifo_chan *, u32, struct nvkm_event **);
  34 #endif