/* SPDX-License-Identifier: GPL-2.0 */ /* * Author: Jianmin Lv <lvjianmin@loongson.cn> * Huacai Chen <chenhuacai@loongson.cn> * Copyright (C) 2020-2022 Loongson Technology Corporation Limited */ #ifndef _ASM_LOONGARCH_ACPI_H #define _ASM_LOONGARCH_ACPI_H #include <asm/smp.h> #include <asm/suspend.h> #ifdef CONFIG_ACPI extern int acpi_strict; extern int acpi_disabled; extern int acpi_pci_disabled; extern int acpi_noirq; extern int pptt_enabled; #define acpi_os_ioremap acpi_os_ioremap void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size); static inline void disable_acpi(void) { acpi_disabled = 1; acpi_pci_disabled = 1; acpi_noirq = 1; } static inline bool acpi_has_cpu_in_madt(void) { return true; } #define MAX_CORE_PIC 2048 extern struct list_head acpi_wakeup_device_list; extern struct acpi_madt_core_pic acpi_core_pic[MAX_CORE_PIC]; extern void acpi_add_early_pio(void); extern void acpi_remove_early_pio(void); extern int __init parse_acpi_topology(void); #endif /* !CONFIG_ACPI */ #define ACPI_TABLE_UPGRADE_MAX_PHYS ARCH_LOW_ADDRESS_LIMIT extern int loongarch_acpi_suspend(void); extern int (*acpi_suspend_lowlevel)(void); static inline unsigned long acpi_get_wakeup_address(void) { #ifdef CONFIG_SUSPEND return (unsigned long)loongarch_wakeup_start; #endif return 0UL; } #endif /* _ASM_LOONGARCH_ACPI_H */