/* SPDX-License-Identifier: MIT */
#ifndef __NVBIOS_VOLT_H__
#define __NVBIOS_VOLT_H__

enum nvbios_volt_type {
        NVBIOS_VOLT_GPIO = 0,
        NVBIOS_VOLT_PWM,
};

struct nvbios_volt {
        enum nvbios_volt_type type;
        u32 min;
        u32 max;
        u32 base;

        /* GPIO mode */
        bool ranged;
        u8   vidmask;
        s16  step;

        /* PWM mode */
        u32 pwm_freq;
        u32 pwm_range;
};

u32 nvbios_volt_table(struct nvkm_bios *, u8 *ver, u8 *hdr, u8 *cnt, u8 *len);
u32 nvbios_volt_parse(struct nvkm_bios *, u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
                      struct nvbios_volt *);

struct nvbios_volt_entry {
        u32 voltage;
        u8  vid;
};

u32 nvbios_volt_entry(struct nvkm_bios *, int idx, u8 *ver, u8 *len);
u32 nvbios_volt_entry_parse(struct nvkm_bios *, int idx, u8 *ver, u8 *len,
                            struct nvbios_volt_entry *);
#endif