1628c3bb4SHuacai Chen /* SPDX-License-Identifier: GPL-2.0 */ 2628c3bb4SHuacai Chen /* 3628c3bb4SHuacai Chen * Author: Jianmin Lv <lvjianmin@loongson.cn> 4628c3bb4SHuacai Chen * Huacai Chen <chenhuacai@loongson.cn> 5628c3bb4SHuacai Chen * Copyright (C) 2020-2022 Loongson Technology Corporation Limited 6628c3bb4SHuacai Chen */ 7628c3bb4SHuacai Chen 8628c3bb4SHuacai Chen #ifndef _ASM_LOONGARCH_ACPI_H 9628c3bb4SHuacai Chen #define _ASM_LOONGARCH_ACPI_H 10628c3bb4SHuacai Chen 11628c3bb4SHuacai Chen #ifdef CONFIG_ACPI 12628c3bb4SHuacai Chen extern int acpi_strict; 13628c3bb4SHuacai Chen extern int acpi_disabled; 14628c3bb4SHuacai Chen extern int acpi_pci_disabled; 15628c3bb4SHuacai Chen extern int acpi_noirq; 16628c3bb4SHuacai Chen 17628c3bb4SHuacai Chen #define acpi_os_ioremap acpi_os_ioremap 18e0fba87cSHuacai Chen void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size); 19628c3bb4SHuacai Chen 20628c3bb4SHuacai Chen static inline void disable_acpi(void) 21628c3bb4SHuacai Chen { 22628c3bb4SHuacai Chen acpi_disabled = 1; 23628c3bb4SHuacai Chen acpi_pci_disabled = 1; 24628c3bb4SHuacai Chen acpi_noirq = 1; 25628c3bb4SHuacai Chen } 26628c3bb4SHuacai Chen 27628c3bb4SHuacai Chen static inline bool acpi_has_cpu_in_madt(void) 28628c3bb4SHuacai Chen { 29628c3bb4SHuacai Chen return true; 30628c3bb4SHuacai Chen } 31628c3bb4SHuacai Chen 32628c3bb4SHuacai Chen extern struct list_head acpi_wakeup_device_list; 33628c3bb4SHuacai Chen 34628c3bb4SHuacai Chen #endif /* !CONFIG_ACPI */ 35628c3bb4SHuacai Chen 36628c3bb4SHuacai Chen #define ACPI_TABLE_UPGRADE_MAX_PHYS ARCH_LOW_ADDRESS_LIMIT 37628c3bb4SHuacai Chen 38366bb35aSHuacai Chen extern int loongarch_acpi_suspend(void); 39366bb35aSHuacai Chen extern int (*acpi_suspend_lowlevel)(void); 40366bb35aSHuacai Chen extern void loongarch_suspend_enter(void); 41366bb35aSHuacai Chen 42366bb35aSHuacai Chen static inline unsigned long acpi_get_wakeup_address(void) 43366bb35aSHuacai Chen { 44*1cf62488SHuacai Chen #ifdef CONFIG_SUSPEND 45366bb35aSHuacai Chen extern void loongarch_wakeup_start(void); 46366bb35aSHuacai Chen return (unsigned long)loongarch_wakeup_start; 47*1cf62488SHuacai Chen #endif 48*1cf62488SHuacai Chen return 0UL; 49366bb35aSHuacai Chen } 50366bb35aSHuacai Chen 51628c3bb4SHuacai Chen #endif /* _ASM_LOONGARCH_ACPI_H */ 52