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 11*5685d7fcSTiezhu Yang #include <asm/smp.h> 1231f1a8b0SYinbo Zhu #include <asm/suspend.h> 1331f1a8b0SYinbo Zhu 14628c3bb4SHuacai Chen #ifdef CONFIG_ACPI 15628c3bb4SHuacai Chen extern int acpi_strict; 16628c3bb4SHuacai Chen extern int acpi_disabled; 17628c3bb4SHuacai Chen extern int acpi_pci_disabled; 18628c3bb4SHuacai Chen extern int acpi_noirq; 19f6f0c9a7SHuacai Chen extern int pptt_enabled; 20628c3bb4SHuacai Chen 21628c3bb4SHuacai Chen #define acpi_os_ioremap acpi_os_ioremap 22e0fba87cSHuacai Chen void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size); 23628c3bb4SHuacai Chen 24628c3bb4SHuacai Chen static inline void disable_acpi(void) 25628c3bb4SHuacai Chen { 26628c3bb4SHuacai Chen acpi_disabled = 1; 27628c3bb4SHuacai Chen acpi_pci_disabled = 1; 28628c3bb4SHuacai Chen acpi_noirq = 1; 29628c3bb4SHuacai Chen } 30628c3bb4SHuacai Chen 31628c3bb4SHuacai Chen static inline bool acpi_has_cpu_in_madt(void) 32628c3bb4SHuacai Chen { 33628c3bb4SHuacai Chen return true; 34628c3bb4SHuacai Chen } 35628c3bb4SHuacai Chen 364551b305SHuacai Chen #define MAX_CORE_PIC 256 374551b305SHuacai Chen 38628c3bb4SHuacai Chen extern struct list_head acpi_wakeup_device_list; 394551b305SHuacai Chen extern struct acpi_madt_core_pic acpi_core_pic[MAX_CORE_PIC]; 40f6f0c9a7SHuacai Chen 41f6f0c9a7SHuacai Chen extern int __init parse_acpi_topology(void); 42f6f0c9a7SHuacai Chen 43f6f0c9a7SHuacai Chen static inline u32 get_acpi_id_for_cpu(unsigned int cpu) 44f6f0c9a7SHuacai Chen { 45f6f0c9a7SHuacai Chen return acpi_core_pic[cpu_logical_map(cpu)].processor_id; 46f6f0c9a7SHuacai Chen } 47628c3bb4SHuacai Chen 48628c3bb4SHuacai Chen #endif /* !CONFIG_ACPI */ 49628c3bb4SHuacai Chen 50628c3bb4SHuacai Chen #define ACPI_TABLE_UPGRADE_MAX_PHYS ARCH_LOW_ADDRESS_LIMIT 51628c3bb4SHuacai Chen 52366bb35aSHuacai Chen extern int loongarch_acpi_suspend(void); 53366bb35aSHuacai Chen extern int (*acpi_suspend_lowlevel)(void); 54366bb35aSHuacai Chen 55366bb35aSHuacai Chen static inline unsigned long acpi_get_wakeup_address(void) 56366bb35aSHuacai Chen { 571cf62488SHuacai Chen #ifdef CONFIG_SUSPEND 58366bb35aSHuacai Chen return (unsigned long)loongarch_wakeup_start; 591cf62488SHuacai Chen #endif 601cf62488SHuacai Chen return 0UL; 61366bb35aSHuacai Chen } 62366bb35aSHuacai Chen 63628c3bb4SHuacai Chen #endif /* _ASM_LOONGARCH_ACPI_H */ 64