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 1131f1a8b0SYinbo Zhu #include <asm/suspend.h> 1231f1a8b0SYinbo Zhu 13628c3bb4SHuacai Chen #ifdef CONFIG_ACPI 14628c3bb4SHuacai Chen extern int acpi_strict; 15628c3bb4SHuacai Chen extern int acpi_disabled; 16628c3bb4SHuacai Chen extern int acpi_pci_disabled; 17628c3bb4SHuacai Chen extern int acpi_noirq; 18f6f0c9a7SHuacai Chen extern int pptt_enabled; 19628c3bb4SHuacai Chen 20628c3bb4SHuacai Chen #define acpi_os_ioremap acpi_os_ioremap 21e0fba87cSHuacai Chen void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size); 22628c3bb4SHuacai Chen 23628c3bb4SHuacai Chen static inline void disable_acpi(void) 24628c3bb4SHuacai Chen { 25628c3bb4SHuacai Chen acpi_disabled = 1; 26628c3bb4SHuacai Chen acpi_pci_disabled = 1; 27628c3bb4SHuacai Chen acpi_noirq = 1; 28628c3bb4SHuacai Chen } 29628c3bb4SHuacai Chen 30628c3bb4SHuacai Chen static inline bool acpi_has_cpu_in_madt(void) 31628c3bb4SHuacai Chen { 32628c3bb4SHuacai Chen return true; 33628c3bb4SHuacai Chen } 34628c3bb4SHuacai Chen 35*4551b305SHuacai Chen #define MAX_CORE_PIC 256 36*4551b305SHuacai Chen 37628c3bb4SHuacai Chen extern struct list_head acpi_wakeup_device_list; 38*4551b305SHuacai Chen extern struct acpi_madt_core_pic acpi_core_pic[MAX_CORE_PIC]; 39f6f0c9a7SHuacai Chen 40f6f0c9a7SHuacai Chen extern int __init parse_acpi_topology(void); 41f6f0c9a7SHuacai Chen 42f6f0c9a7SHuacai Chen static inline u32 get_acpi_id_for_cpu(unsigned int cpu) 43f6f0c9a7SHuacai Chen { 44f6f0c9a7SHuacai Chen return acpi_core_pic[cpu_logical_map(cpu)].processor_id; 45f6f0c9a7SHuacai Chen } 46628c3bb4SHuacai Chen 47628c3bb4SHuacai Chen #endif /* !CONFIG_ACPI */ 48628c3bb4SHuacai Chen 49628c3bb4SHuacai Chen #define ACPI_TABLE_UPGRADE_MAX_PHYS ARCH_LOW_ADDRESS_LIMIT 50628c3bb4SHuacai Chen 51366bb35aSHuacai Chen extern int loongarch_acpi_suspend(void); 52366bb35aSHuacai Chen extern int (*acpi_suspend_lowlevel)(void); 53366bb35aSHuacai Chen 54366bb35aSHuacai Chen static inline unsigned long acpi_get_wakeup_address(void) 55366bb35aSHuacai Chen { 561cf62488SHuacai Chen #ifdef CONFIG_SUSPEND 57366bb35aSHuacai Chen return (unsigned long)loongarch_wakeup_start; 581cf62488SHuacai Chen #endif 591cf62488SHuacai Chen return 0UL; 60366bb35aSHuacai Chen } 61366bb35aSHuacai Chen 62628c3bb4SHuacai Chen #endif /* _ASM_LOONGARCH_ACPI_H */ 63