drivers/gpu/drm/nouveau/include/nvkm/core/event.h

   1 #ifndef __NVKM_EVENT_H__
   2 #define __NVKM_EVENT_H__
   3 #include <core/os.h>
   4 struct nvkm_notify;
   5 struct nvkm_object;
   6
   7 struct nvkm_event {
   8         const struct nvkm_event_func *func;
   9
  10         int types_nr;
  11         int index_nr;
  12
  13         spinlock_t refs_lock;
  14         spinlock_t list_lock;
  15         struct list_head list;
  16         int *refs;
  17 };
  18
  19 struct nvkm_event_func {
  20         int  (*ctor)(struct nvkm_object *, void *data, u32 size,
  21                      struct nvkm_notify *);
  22         void (*send)(void *data, u32 size, struct nvkm_notify *);
  23         void (*init)(struct nvkm_event *, int type, int index);
  24         void (*fini)(struct nvkm_event *, int type, int index);
  25 };
  26
  27 int  nvkm_event_init(const struct nvkm_event_func *func, int types_nr,
  28                      int index_nr, struct nvkm_event *);
  29 void nvkm_event_fini(struct nvkm_event *);
  30 void nvkm_event_get(struct nvkm_event *, u32 types, int index);
  31 void nvkm_event_put(struct nvkm_event *, u32 types, int index);
  32 void nvkm_event_send(struct nvkm_event *, u32 types, int index,
  33                      void *data, u32 size);
  34 #endif