| Simon Glass | 9bd4e9d | 2020-09-22 12:45:12 -0600 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| 2 | /* |
| 3 | * Generation of x86-specific ACPI tables |
| 4 | * |
| 5 | * Copyright 2020 Google LLC |
| 6 | */ |
| 7 | |
| 8 | #ifndef __ASM_ACPIGEN_H__ |
| 9 | #define __ASM_ACPIGEN_H__ |
| 10 | |
| 11 | struct acpi_ctx; |
| 12 | |
| 13 | /** |
| 14 | * acpigen_write_empty_pct() - Write an empty PCT |
| 15 | * |
| 16 | * See ACPI v6.3 section 8.4.6.1: _PCT (Performance Control) |
| 17 | * |
| 18 | * This writes an empty table so that CPU performance works as expected |
| 19 | * |
| 20 | * @ctx: ACPI context pointer |
| 21 | */ |
| 22 | void acpigen_write_empty_pct(struct acpi_ctx *ctx); |
| 23 | |
| 24 | /** |
| 25 | * acpigen_write_empty_ptc() - Write an empty PTC |
| 26 | * |
| 27 | * See ACPI v6.3 section 8.4.5.1: _PTC (Processor Throttling Control) |
| 28 | * |
| 29 | * This writes an empty table so that CPU performance works as expected |
| 30 | * |
| 31 | * @ctx: ACPI context pointer |
| 32 | */ |
| 33 | void acpigen_write_empty_ptc(struct acpi_ctx *ctx); |
| 34 | |
| 35 | #endif /* __ASM_ACPI_H__ */ |