drivers/gpu/drm/nouveau/include/nvkm/subdev/pmu.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __NVKM_PMU_H__
   3 #define __NVKM_PMU_H__
   4 #include <core/subdev.h>
   5 #include <engine/falcon.h>
   6
   7 struct nvkm_pmu {
   8         const struct nvkm_pmu_func *func;
   9         struct nvkm_subdev subdev;
  10         struct nvkm_falcon *falcon;
  11         struct nvkm_msgqueue *queue;
  12
  13         struct {
  14                 u32 base;
  15                 u32 size;
  16         } send;
  17
  18         struct {
  19                 u32 base;
  20                 u32 size;
  21
  22                 struct work_struct work;
  23                 wait_queue_head_t wait;
  24                 u32 process;
  25                 u32 message;
  26                 u32 data[2];
  27         } recv;
  28 };
  29
  30 int nvkm_pmu_send(struct nvkm_pmu *, u32 reply[2], u32 process,
  31                   u32 message, u32 data0, u32 data1);
  32 void nvkm_pmu_pgob(struct nvkm_pmu *, bool enable);
  33
  34 int gt215_pmu_new(struct nvkm_device *, int, struct nvkm_pmu **);
  35 int gf100_pmu_new(struct nvkm_device *, int, struct nvkm_pmu **);
  36 int gf119_pmu_new(struct nvkm_device *, int, struct nvkm_pmu **);
  37 int gk104_pmu_new(struct nvkm_device *, int, struct nvkm_pmu **);
  38 int gk110_pmu_new(struct nvkm_device *, int, struct nvkm_pmu **);
  39 int gk208_pmu_new(struct nvkm_device *, int, struct nvkm_pmu **);
  40 int gk20a_pmu_new(struct nvkm_device *, int, struct nvkm_pmu **);
  41 int gm107_pmu_new(struct nvkm_device *, int, struct nvkm_pmu **);
  42 int gm20b_pmu_new(struct nvkm_device *, int, struct nvkm_pmu **);
  43 int gp100_pmu_new(struct nvkm_device *, int, struct nvkm_pmu **);
  44 int gp102_pmu_new(struct nvkm_device *, int, struct nvkm_pmu **);
  45
  46 /* interface to MEMX process running on PMU */
  47 struct nvkm_memx;
  48 int  nvkm_memx_init(struct nvkm_pmu *, struct nvkm_memx **);
  49 int  nvkm_memx_fini(struct nvkm_memx **, bool exec);
  50 void nvkm_memx_wr32(struct nvkm_memx *, u32 addr, u32 data);
  51 void nvkm_memx_wait(struct nvkm_memx *, u32 addr, u32 mask, u32 data, u32 nsec);
  52 void nvkm_memx_nsec(struct nvkm_memx *, u32 nsec);
  53 void nvkm_memx_wait_vblank(struct nvkm_memx *);
  54 void nvkm_memx_train(struct nvkm_memx *);
  55 int  nvkm_memx_train_result(struct nvkm_pmu *, u32 *, int);
  56 void nvkm_memx_block(struct nvkm_memx *);
  57 void nvkm_memx_unblock(struct nvkm_memx *);
  58 #endif