[linux-2.6-block.git] / drivers / gpu / drm / nouveau / include / nvkm / subdev / bios / volt.h

/* 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
Commit	Line	Data
	1	/* SPDX-License-Identifier: MIT */
	2	#ifndef __NVBIOS_VOLT_H__
	3	#define __NVBIOS_VOLT_H__
	4
	5	enum nvbios_volt_type {
	6	NVBIOS_VOLT_GPIO = 0,
	7	NVBIOS_VOLT_PWM,
	8	};
	9
	10	struct nvbios_volt {
	11	enum nvbios_volt_type type;
	12	u32 min;
	13	u32 max;
	14	u32 base;
	15
	16	/* GPIO mode */
	17	bool ranged;
	18	u8 vidmask;
	19	s16 step;
	20
	21	/* PWM mode */
	22	u32 pwm_freq;
	23	u32 pwm_range;
	24	};
	25
	26	u32 nvbios_volt_table(struct nvkm_bios , u8 ver, u8 hdr, u8 cnt, u8 *len);
	27	u32 nvbios_volt_parse(struct nvkm_bios , u8 ver, u8 hdr, u8 cnt, u8 *len,
	28	struct nvbios_volt *);
	29
	30	struct nvbios_volt_entry {
	31	u32 voltage;
	32	u8 vid;
	33	};
	34
	35	u32 nvbios_volt_entry(struct nvkm_bios , int idx, u8 ver, u8 *len);
	36	u32 nvbios_volt_entry_parse(struct nvkm_bios , int idx, u8 ver, u8 *len,
	37	struct nvbios_volt_entry *);
	38	#endif