39 lines
781 B
C
39 lines
781 B
C
/* SPDX-License-Identifier: MIT */
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#ifndef __NVBIOS_VOLT_H__
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#define __NVBIOS_VOLT_H__
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enum nvbios_volt_type {
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NVBIOS_VOLT_GPIO = 0,
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NVBIOS_VOLT_PWM,
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};
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struct nvbios_volt {
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enum nvbios_volt_type type;
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u32 min;
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u32 max;
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u32 base;
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/* GPIO mode */
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bool ranged;
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u8 vidmask;
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s16 step;
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/* PWM mode */
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u32 pwm_freq;
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u32 pwm_range;
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};
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u32 nvbios_volt_table(struct nvkm_bios *, u8 *ver, u8 *hdr, u8 *cnt, u8 *len);
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u32 nvbios_volt_parse(struct nvkm_bios *, u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
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struct nvbios_volt *);
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struct nvbios_volt_entry {
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u32 voltage;
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u8 vid;
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};
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u32 nvbios_volt_entry(struct nvkm_bios *, int idx, u8 *ver, u8 *len);
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u32 nvbios_volt_entry_parse(struct nvkm_bios *, int idx, u8 *ver, u8 *len,
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struct nvbios_volt_entry *);
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#endif
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