linux-zen-desktop/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h

46 lines
1.4 KiB
C

/* SPDX-License-Identifier: MIT */
#ifndef __NVKM_VOLT_H__
#define __NVKM_VOLT_H__
#include <core/subdev.h>
struct nvkm_volt {
const struct nvkm_volt_func *func;
struct nvkm_subdev subdev;
u8 vid_mask;
u8 vid_nr;
struct {
u32 uv;
u8 vid;
} vid[256];
u32 max_uv;
u32 min_uv;
/*
* These are fully functional map entries creating a sw ceiling for
* the voltage. These all can describe different kind of curves, so
* that for any given temperature a different one can return the lowest
* value of all three.
*/
u8 max0_id;
u8 max1_id;
u8 max2_id;
int speedo;
};
int nvkm_volt_map(struct nvkm_volt *volt, u8 id, u8 temperature);
int nvkm_volt_map_min(struct nvkm_volt *volt, u8 id);
int nvkm_volt_get(struct nvkm_volt *);
int nvkm_volt_set_id(struct nvkm_volt *, u8 id, u8 min_id, u8 temp,
int condition);
int nv40_volt_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_volt **);
int gf100_volt_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_volt **);
int gf117_volt_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_volt **);
int gk104_volt_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_volt **);
int gk20a_volt_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_volt **);
int gm20b_volt_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_volt **);
#endif