projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 628c3bb4 HC |
1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | /* | |
| 3 | * Author: Jianmin Lv <lvjianmin@loongson.cn> | |
| 4 | * Huacai Chen <chenhuacai@loongson.cn> | |
| 5 | * Copyright (C) 2020-2022 Loongson Technology Corporation Limited | |
| 6 | */ | |
| 7 | ||
| 8 | #ifndef _ASM_LOONGARCH_ACPI_H | |
| 9 | #define _ASM_LOONGARCH_ACPI_H | |
| 10 | ||
| 11 | #ifdef CONFIG_ACPI | |
| 12 | extern int acpi_strict; | |
| 13 | extern int acpi_disabled; | |
| 14 | extern int acpi_pci_disabled; | |
| 15 | extern int acpi_noirq; | |
| f6f0c9a7 | 16 | extern int pptt_enabled; |
| 628c3bb4 HC |
17 | |
| 18 | #define acpi_os_ioremap acpi_os_ioremap | |
| e0fba87c | 19 | void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size); |
| 628c3bb4 HC |
20 | |
| 21 | static inline void disable_acpi(void) | |
| 22 | { | |
| 23 | acpi_disabled = 1; | |
| 24 | acpi_pci_disabled = 1; | |
| 25 | acpi_noirq = 1; | |
| 26 | } | |
| 27 | ||
| 28 | static inline bool acpi_has_cpu_in_madt(void) | |
| 29 | { | |
| 30 | return true; | |
| 31 | } | |
| 32 | ||
| 33 | extern struct list_head acpi_wakeup_device_list; | |
| f6f0c9a7 HC |
34 | extern struct acpi_madt_core_pic acpi_core_pic[NR_CPUS]; |
| 35 | ||
| 36 | extern int __init parse_acpi_topology(void); | |
| 37 | ||
| 38 | static inline u32 get_acpi_id_for_cpu(unsigned int cpu) | |
| 39 | { | |
| 40 | return acpi_core_pic[cpu_logical_map(cpu)].processor_id; | |
| 41 | } | |
| 628c3bb4 HC |
42 | |
| 43 | #endif /* !CONFIG_ACPI */ | |
| 44 | ||
| 45 | #define ACPI_TABLE_UPGRADE_MAX_PHYS ARCH_LOW_ADDRESS_LIMIT | |
| 46 | ||
| 366bb35a HC |
47 | extern int loongarch_acpi_suspend(void); |
| 48 | extern int (*acpi_suspend_lowlevel)(void); | |
| 49 | extern void loongarch_suspend_enter(void); | |
| 50 | ||
| 51 | static inline unsigned long acpi_get_wakeup_address(void) | |
| 52 | { | |
| 1cf62488 | 53 | #ifdef CONFIG_SUSPEND |
| 366bb35a HC |
54 | extern void loongarch_wakeup_start(void); |
| 55 | return (unsigned long)loongarch_wakeup_start; | |
| 1cf62488 HC |
56 | #endif |
| 57 | return 0UL; | |
| 366bb35a HC |
58 | } |
| 59 | ||
| 628c3bb4 | 60 | #endif /* _ASM_LOONGARCH_ACPI_H */ |