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

   1 #ifndef __NVKM_FIFO_H__
   2 #define __NVKM_FIFO_H__
   3 #include <core/engine.h>
   4 #include <core/event.h>
   5
   6 #define NVKM_FIFO_CHID_NR 4096
   7
   8 struct nvkm_fifo_engn {
   9         struct nvkm_object *object;
  10         int refcount;
  11         int usecount;
  12 };
  13
  14 struct nvkm_fifo_chan {
  15         const struct nvkm_fifo_chan_func *func;
  16         struct nvkm_fifo *fifo;
  17         u64 engines;
  18         struct nvkm_object object;
  19
  20         struct list_head head;
  21         u16 chid;
  22         struct nvkm_gpuobj *inst;
  23         struct nvkm_gpuobj *push;
  24         struct nvkm_vm *vm;
  25         void __iomem *user;
  26         u64 addr;
  27         u32 size;
  28
  29         struct nvkm_fifo_engn engn[NVKM_SUBDEV_NR];
  30 };
  31
  32 struct nvkm_fifo {
  33         const struct nvkm_fifo_func *func;
  34         struct nvkm_engine engine;
  35
  36         DECLARE_BITMAP(mask, NVKM_FIFO_CHID_NR);
  37         int nr;
  38         struct list_head chan;
  39         spinlock_t lock;
  40
  41         struct nvkm_event uevent; /* async user trigger */
  42         struct nvkm_event cevent; /* channel creation event */
  43         struct nvkm_event kevent; /* channel killed */
  44 };
  45
  46 void nvkm_fifo_pause(struct nvkm_fifo *, unsigned long *);
  47 void nvkm_fifo_start(struct nvkm_fifo *, unsigned long *);
  48
  49 void nvkm_fifo_chan_put(struct nvkm_fifo *, unsigned long flags,
  50                         struct nvkm_fifo_chan **);
  51 struct nvkm_fifo_chan *
  52 nvkm_fifo_chan_inst(struct nvkm_fifo *, u64 inst, unsigned long *flags);
  53 struct nvkm_fifo_chan *
  54 nvkm_fifo_chan_chid(struct nvkm_fifo *, int chid, unsigned long *flags);
  55
  56 int nv04_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  57 int nv10_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  58 int nv17_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  59 int nv40_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  60 int nv50_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  61 int g84_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  62 int gf100_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  63 int gk104_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  64 int gk110_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  65 int gk208_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  66 int gk20a_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  67 int gm107_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  68 int gm200_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  69 int gm20b_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  70 int gp100_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  71 int gp10b_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
  72 #endif