drivers/gpu/drm/nouveau/nouveau_chan.h

   1 #ifndef __NOUVEAU_CHAN_H__
   2 #define __NOUVEAU_CHAN_H__
   3
   4 #include <nvif/object.h>
   5 struct nvif_device;
   6
   7 struct nouveau_channel {
   8         struct nvif_device *device;
   9         struct nouveau_drm *drm;
  10
  11         int chid;
  12
  13         struct nvif_object vram;
  14         struct nvif_object gart;
  15         struct nvif_object nvsw;
  16
  17         struct {
  18                 struct nouveau_bo *buffer;
  19                 struct nvkm_vma vma;
  20                 struct nvif_object ctxdma;
  21         } push;
  22
  23         /* TODO: this will be reworked in the near future */
  24         bool accel_done;
  25         void *fence;
  26         struct {
  27                 int max;
  28                 int free;
  29                 int cur;
  30                 int put;
  31                 int ib_base;
  32                 int ib_max;
  33                 int ib_free;
  34                 int ib_put;
  35         } dma;
  36         u32 user_get_hi;
  37         u32 user_get;
  38         u32 user_put;
  39
  40         struct nvif_object *object;
  41 };
  42
  43
  44 int  nouveau_channel_new(struct nouveau_drm *, struct nvif_device *,
  45                          u32 handle, u32 arg0, u32 arg1,
  46                          struct nouveau_channel **);
  47 void nouveau_channel_del(struct nouveau_channel **);
  48 int  nouveau_channel_idle(struct nouveau_channel *);
  49
  50 extern int nouveau_vram_pushbuf;
  51
  52 #endif