| Al Stone | 3765516 | 2015-03-24 14:02:37 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2013-2014, Linaro Ltd. |
| 3 | * Author: Al Stone <al.stone@linaro.org> |
| 4 | * Author: Graeme Gregory <graeme.gregory@linaro.org> |
| 5 | * Author: Hanjun Guo <hanjun.guo@linaro.org> |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License version 2 as |
| 9 | * published by the Free Software Foundation; |
| 10 | */ |
| 11 | |
| 12 | #ifndef _ASM_ACPI_H |
| 13 | #define _ASM_ACPI_H |
| 14 | |
| 15 | /* Basic configuration for ACPI */ |
| 16 | #ifdef CONFIG_ACPI |
| 17 | #define acpi_strict 1 /* No out-of-spec workarounds on ARM64 */ |
| 18 | extern int acpi_disabled; |
| 19 | extern int acpi_noirq; |
| 20 | extern int acpi_pci_disabled; |
| 21 | |
| 22 | static inline void disable_acpi(void) |
| 23 | { |
| 24 | acpi_disabled = 1; |
| 25 | acpi_pci_disabled = 1; |
| 26 | acpi_noirq = 1; |
| 27 | } |
| 28 | |
| 29 | /* |
| 30 | * It's used from ACPI core in kdump to boot UP system with SMP kernel, |
| 31 | * with this check the ACPI core will not override the CPU index |
| 32 | * obtained from GICC with 0 and not print some error message as well. |
| 33 | * Since MADT must provide at least one GICC structure for GIC |
| 34 | * initialization, CPU will be always available in MADT on ARM64. |
| 35 | */ |
| 36 | static inline bool acpi_has_cpu_in_madt(void) |
| 37 | { |
| 38 | return true; |
| 39 | } |
| 40 | |
| 41 | static inline void arch_fix_phys_package_id(int num, u32 slot) { } |
| 42 | |
| 43 | #endif /* CONFIG_ACPI */ |
| 44 | |
| 45 | #endif /*_ASM_ACPI_H*/ |