drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __GK104_FIFO_H__
   3 #define __GK104_FIFO_H__
   4 #define gk104_fifo(p) container_of((p), struct gk104_fifo, base)
   5 #include "priv.h"
   6
   7 #include <core/enum.h>
   8 #include <subdev/mmu.h>
   9
  10 struct gk104_fifo_chan;
  11 struct gk104_fifo {
  12         const struct gk104_fifo_func *func;
  13         struct nvkm_fifo base;
  14
  15         struct {
  16                 struct work_struct work;
  17                 u32 engm;
  18                 u32 runm;
  19         } recover;
  20
  21         int pbdma_nr;
  22
  23         struct {
  24                 struct nvkm_engine *engine;
  25                 int runl;
  26                 int pbid;
  27         } engine[16];
  28         int engine_nr;
  29
  30         struct {
  31                 struct nvkm_memory *mem[2];
  32                 int next;
  33                 wait_queue_head_t wait;
  34                 struct list_head chan;
  35                 u32 engm;
  36         } runlist[16];
  37         int runlist_nr;
  38
  39         struct {
  40                 struct nvkm_memory *mem;
  41                 struct nvkm_vma *bar;
  42         } user;
  43 };
  44
  45 struct gk104_fifo_func {
  46         struct {
  47                 const struct nvkm_enum *engine;
  48                 const struct nvkm_enum *reason;
  49                 const struct nvkm_enum *hubclient;
  50                 const struct nvkm_enum *gpcclient;
  51         } fault;
  52
  53         const struct nvkm_fifo_chan_oclass *chan[];
  54 };
  55
  56 int gk104_fifo_new_(const struct gk104_fifo_func *, struct nvkm_device *,
  57                     int index, int nr, struct nvkm_fifo **);
  58 void gk104_fifo_runlist_insert(struct gk104_fifo *, struct gk104_fifo_chan *);
  59 void gk104_fifo_runlist_remove(struct gk104_fifo *, struct gk104_fifo_chan *);
  60 void gk104_fifo_runlist_commit(struct gk104_fifo *, int runl);
  61
  62 static inline u64
  63 gk104_fifo_engine_subdev(int engine)
  64 {
  65         switch (engine) {
  66         case 0: return (1ULL << NVKM_ENGINE_GR) |
  67                        (1ULL << NVKM_ENGINE_SW) |
  68                        (1ULL << NVKM_ENGINE_CE2);
  69         case 1: return (1ULL << NVKM_ENGINE_MSPDEC);
  70         case 2: return (1ULL << NVKM_ENGINE_MSPPP);
  71         case 3: return (1ULL << NVKM_ENGINE_MSVLD);
  72         case 4: return (1ULL << NVKM_ENGINE_CE0);
  73         case 5: return (1ULL << NVKM_ENGINE_CE1);
  74         case 6: return (1ULL << NVKM_ENGINE_MSENC);
  75         default:
  76                 WARN_ON(1);
  77                 return 0;
  78         }
  79 }
  80
  81 extern const struct nvkm_enum gk104_fifo_fault_engine[];
  82 extern const struct nvkm_enum gk104_fifo_fault_reason[];
  83 extern const struct nvkm_enum gk104_fifo_fault_hubclient[];
  84 extern const struct nvkm_enum gk104_fifo_fault_gpcclient[];
  85
  86 extern const struct nvkm_enum gm107_fifo_fault_engine[];
  87 extern const struct nvkm_enum gp100_fifo_fault_engine[];
  88 #endif