18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Copyright (C) 2020 Loongson Technology Corporation Limited 48c2ecf20Sopenharmony_ci * Author: Jianmin Lv <lvjianmin@loongson.cn> 58c2ecf20Sopenharmony_ci * Huacai Chen <chenhuacai@loongson.cn> 68c2ecf20Sopenharmony_ci * 78c2ecf20Sopenharmony_ci * This program is free software; you can redistribute it and/or modify 88c2ecf20Sopenharmony_ci * it under the terms of the GNU General Public License version 2 as 98c2ecf20Sopenharmony_ci * published by the Free Software Foundation. 108c2ecf20Sopenharmony_ci */ 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ci#ifndef _ASM_LOONGARCH_ACPI_H 138c2ecf20Sopenharmony_ci#define _ASM_LOONGARCH_ACPI_H 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci#ifdef CONFIG_ACPI 168c2ecf20Sopenharmony_ciextern int acpi_strict; 178c2ecf20Sopenharmony_ciextern int acpi_disabled; 188c2ecf20Sopenharmony_ciextern int acpi_pci_disabled; 198c2ecf20Sopenharmony_ciextern int acpi_noirq; 208c2ecf20Sopenharmony_ciextern int pptt_enabled; 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci#define acpi_os_ioremap acpi_os_ioremap 238c2ecf20Sopenharmony_civoid __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size); 248c2ecf20Sopenharmony_ci 258c2ecf20Sopenharmony_cistatic inline void disable_acpi(void) 268c2ecf20Sopenharmony_ci{ 278c2ecf20Sopenharmony_ci acpi_disabled = 1; 288c2ecf20Sopenharmony_ci acpi_pci_disabled = 1; 298c2ecf20Sopenharmony_ci acpi_noirq = 1; 308c2ecf20Sopenharmony_ci} 318c2ecf20Sopenharmony_ci 328c2ecf20Sopenharmony_cistatic inline bool acpi_has_cpu_in_madt(void) 338c2ecf20Sopenharmony_ci{ 348c2ecf20Sopenharmony_ci return true; 358c2ecf20Sopenharmony_ci} 368c2ecf20Sopenharmony_ci 378c2ecf20Sopenharmony_ci#define MAX_CORE_PIC 256 388c2ecf20Sopenharmony_ci 398c2ecf20Sopenharmony_ciextern struct list_head acpi_wakeup_device_list; 408c2ecf20Sopenharmony_ciextern struct acpi_madt_core_pic acpi_core_pic[MAX_CORE_PIC]; 418c2ecf20Sopenharmony_ci 428c2ecf20Sopenharmony_ciextern int __init parse_acpi_topology(void); 438c2ecf20Sopenharmony_ci 448c2ecf20Sopenharmony_cistatic inline u32 get_acpi_id_for_cpu(unsigned int cpu) 458c2ecf20Sopenharmony_ci{ 468c2ecf20Sopenharmony_ci return acpi_core_pic[cpu_logical_map(cpu)].processor_id; 478c2ecf20Sopenharmony_ci} 488c2ecf20Sopenharmony_ci 498c2ecf20Sopenharmony_ci#endif /* !CONFIG_ACPI */ 508c2ecf20Sopenharmony_ci 518c2ecf20Sopenharmony_ci#define ACPI_TABLE_UPGRADE_MAX_PHYS ARCH_LOW_ADDRESS_LIMIT 528c2ecf20Sopenharmony_ci 538c2ecf20Sopenharmony_ciextern int loongarch_acpi_suspend(void); 548c2ecf20Sopenharmony_ciextern int (*acpi_suspend_lowlevel)(void); 558c2ecf20Sopenharmony_ciextern void loongarch_suspend_enter(void); 568c2ecf20Sopenharmony_ci 578c2ecf20Sopenharmony_cistatic inline unsigned long acpi_get_wakeup_address(void) 588c2ecf20Sopenharmony_ci{ 598c2ecf20Sopenharmony_ci#ifdef CONFIG_SUSPEND 608c2ecf20Sopenharmony_ci extern void loongarch_wakeup_start(void); 618c2ecf20Sopenharmony_ci return (unsigned long)loongarch_wakeup_start; 628c2ecf20Sopenharmony_ci#endif 638c2ecf20Sopenharmony_ci return 0UL; 648c2ecf20Sopenharmony_ci} 658c2ecf20Sopenharmony_ci 668c2ecf20Sopenharmony_ci#endif /* _ASM_LOONGARCH_ACPI_H */ 67