162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */
262306a36Sopenharmony_ci/*
362306a36Sopenharmony_ci * Author: Jianmin Lv <lvjianmin@loongson.cn>
462306a36Sopenharmony_ci *         Huacai Chen <chenhuacai@loongson.cn>
562306a36Sopenharmony_ci * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
662306a36Sopenharmony_ci */
762306a36Sopenharmony_ci
862306a36Sopenharmony_ci#ifndef _ASM_LOONGARCH_ACPI_H
962306a36Sopenharmony_ci#define _ASM_LOONGARCH_ACPI_H
1062306a36Sopenharmony_ci
1162306a36Sopenharmony_ci#include <asm/suspend.h>
1262306a36Sopenharmony_ci
1362306a36Sopenharmony_ci#ifdef CONFIG_ACPI
1462306a36Sopenharmony_ciextern int acpi_strict;
1562306a36Sopenharmony_ciextern int acpi_disabled;
1662306a36Sopenharmony_ciextern int acpi_pci_disabled;
1762306a36Sopenharmony_ciextern int acpi_noirq;
1862306a36Sopenharmony_ciextern int pptt_enabled;
1962306a36Sopenharmony_ci
2062306a36Sopenharmony_ci#define acpi_os_ioremap acpi_os_ioremap
2162306a36Sopenharmony_civoid __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size);
2262306a36Sopenharmony_ci
2362306a36Sopenharmony_cistatic inline void disable_acpi(void)
2462306a36Sopenharmony_ci{
2562306a36Sopenharmony_ci	acpi_disabled = 1;
2662306a36Sopenharmony_ci	acpi_pci_disabled = 1;
2762306a36Sopenharmony_ci	acpi_noirq = 1;
2862306a36Sopenharmony_ci}
2962306a36Sopenharmony_ci
3062306a36Sopenharmony_cistatic inline bool acpi_has_cpu_in_madt(void)
3162306a36Sopenharmony_ci{
3262306a36Sopenharmony_ci	return true;
3362306a36Sopenharmony_ci}
3462306a36Sopenharmony_ci
3562306a36Sopenharmony_ci#define MAX_CORE_PIC 256
3662306a36Sopenharmony_ci
3762306a36Sopenharmony_ciextern struct list_head acpi_wakeup_device_list;
3862306a36Sopenharmony_ciextern struct acpi_madt_core_pic acpi_core_pic[MAX_CORE_PIC];
3962306a36Sopenharmony_ci
4062306a36Sopenharmony_ciextern int __init parse_acpi_topology(void);
4162306a36Sopenharmony_ci
4262306a36Sopenharmony_cistatic inline u32 get_acpi_id_for_cpu(unsigned int cpu)
4362306a36Sopenharmony_ci{
4462306a36Sopenharmony_ci	return acpi_core_pic[cpu_logical_map(cpu)].processor_id;
4562306a36Sopenharmony_ci}
4662306a36Sopenharmony_ci
4762306a36Sopenharmony_ci#endif /* !CONFIG_ACPI */
4862306a36Sopenharmony_ci
4962306a36Sopenharmony_ci#define ACPI_TABLE_UPGRADE_MAX_PHYS ARCH_LOW_ADDRESS_LIMIT
5062306a36Sopenharmony_ci
5162306a36Sopenharmony_ciextern int loongarch_acpi_suspend(void);
5262306a36Sopenharmony_ciextern int (*acpi_suspend_lowlevel)(void);
5362306a36Sopenharmony_ci
5462306a36Sopenharmony_cistatic inline unsigned long acpi_get_wakeup_address(void)
5562306a36Sopenharmony_ci{
5662306a36Sopenharmony_ci#ifdef CONFIG_SUSPEND
5762306a36Sopenharmony_ci	return (unsigned long)loongarch_wakeup_start;
5862306a36Sopenharmony_ci#endif
5962306a36Sopenharmony_ci	return 0UL;
6062306a36Sopenharmony_ci}
6162306a36Sopenharmony_ci
6262306a36Sopenharmony_ci#endif /* _ASM_LOONGARCH_ACPI_H */
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