| /* SPDX-License-Identifier: GPL-2.0-or-later */ | |
| /* | |
| * acpi.h - ACPI Interface | |
| * | |
| * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com> | |
| */ | |
| #ifndef _LINUX_ACPI_H | |
| #define _LINUX_ACPI_H | |
| #include <linux/errno.h> | |
| #include <linux/ioport.h> /* for struct resource */ | |
| #include <linux/resource_ext.h> | |
| #include <linux/device.h> | |
| #include <linux/mod_devicetable.h> | |
| #include <linux/property.h> | |
| #include <linux/uuid.h> | |
| #include <linux/node.h> | |
| struct irq_domain; | |
| struct irq_domain_ops; | |
| #ifndef _LINUX | |
| #define _LINUX | |
| #endif | |
| #include <acpi/acpi.h> | |
| #include <acpi/acpi_numa.h> | |
| #ifdef CONFIG_ACPI | |
| #include <linux/list.h> | |
| #include <linux/dynamic_debug.h> | |
| #include <linux/module.h> | |
| #include <linux/mutex.h> | |
| #include <linux/fw_table.h> | |
| #include <acpi/acpi_bus.h> | |
| #include <acpi/acpi_drivers.h> | |
| #include <acpi/acpi_io.h> | |
| #include <asm/acpi.h> | |
| #ifdef CONFIG_ACPI_TABLE_LIB | |
| #define EXPORT_SYMBOL_ACPI_LIB(x) EXPORT_SYMBOL_NS_GPL(x, ACPI) | |
| #define __init_or_acpilib | |
| #define __initdata_or_acpilib | |
| #else | |
| #define EXPORT_SYMBOL_ACPI_LIB(x) | |
| #define __init_or_acpilib __init | |
| #define __initdata_or_acpilib __initdata | |
| #endif | |
| static inline acpi_handle acpi_device_handle(struct acpi_device *adev) | |
| { | |
| return adev ? adev->handle : NULL; | |
| } | |
| #define ACPI_COMPANION(dev) to_acpi_device_node((dev)->fwnode) | |
| #define ACPI_COMPANION_SET(dev, adev) set_primary_fwnode(dev, (adev) ? \ | |
| acpi_fwnode_handle(adev) : NULL) | |
| #define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev)) | |
| #define ACPI_HANDLE_FWNODE(fwnode) \ | |
| acpi_device_handle(to_acpi_device_node(fwnode)) | |
| static inline struct fwnode_handle *acpi_alloc_fwnode_static(void) | |
| { | |
| struct fwnode_handle *fwnode; | |
| fwnode = kzalloc(sizeof(struct fwnode_handle), GFP_KERNEL); | |
| if (!fwnode) | |
| return NULL; | |
| fwnode_init(fwnode, &acpi_static_fwnode_ops); | |
| return fwnode; | |
| } | |
| static inline void acpi_free_fwnode_static(struct fwnode_handle *fwnode) | |
| { | |
| if (WARN_ON(!is_acpi_static_node(fwnode))) | |
| return; | |
| kfree(fwnode); | |
| } | |
| static inline bool has_acpi_companion(struct device *dev) | |
| { | |
| return is_acpi_device_node(dev->fwnode); | |
| } | |
| static inline void acpi_preset_companion(struct device *dev, | |
| struct acpi_device *parent, u64 addr) | |
| { | |
| ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, false)); | |
| } | |
| static inline const char *acpi_dev_name(struct acpi_device *adev) | |
| { | |
| return dev_name(&adev->dev); | |
| } | |
| struct device *acpi_get_first_physical_node(struct acpi_device *adev); | |
| enum acpi_irq_model_id { | |
| ACPI_IRQ_MODEL_PIC = 0, | |
| ACPI_IRQ_MODEL_IOAPIC, | |
| ACPI_IRQ_MODEL_IOSAPIC, | |
| ACPI_IRQ_MODEL_PLATFORM, | |
| ACPI_IRQ_MODEL_GIC, | |
| ACPI_IRQ_MODEL_LPIC, | |
| ACPI_IRQ_MODEL_RINTC, | |
| ACPI_IRQ_MODEL_COUNT | |
| }; | |
| extern enum acpi_irq_model_id acpi_irq_model; | |
| enum acpi_interrupt_id { | |
| ACPI_INTERRUPT_PMI = 1, | |
| ACPI_INTERRUPT_INIT, | |
| ACPI_INTERRUPT_CPEI, | |
| ACPI_INTERRUPT_COUNT | |
| }; | |
| #define ACPI_SPACE_MEM 0 | |
| enum acpi_address_range_id { | |
| ACPI_ADDRESS_RANGE_MEMORY = 1, | |
| ACPI_ADDRESS_RANGE_RESERVED = 2, | |
| ACPI_ADDRESS_RANGE_ACPI = 3, | |
| ACPI_ADDRESS_RANGE_NVS = 4, | |
| ACPI_ADDRESS_RANGE_COUNT | |
| }; | |
| /* Table Handlers */ | |
| typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table); | |
| /* Debugger support */ | |
| struct acpi_debugger_ops { | |
| int (*create_thread)(acpi_osd_exec_callback function, void *context); | |
| ssize_t (*write_log)(const char *msg); | |
| ssize_t (*read_cmd)(char *buffer, size_t length); | |
| int (*wait_command_ready)(bool single_step, char *buffer, size_t length); | |
| int (*notify_command_complete)(void); | |
| }; | |
| struct acpi_debugger { | |
| const struct acpi_debugger_ops *ops; | |
| struct module *owner; | |
| struct mutex lock; | |
| }; | |
| #ifdef CONFIG_ACPI_DEBUGGER | |
| int __init acpi_debugger_init(void); | |
| int acpi_register_debugger(struct module *owner, | |
| const struct acpi_debugger_ops *ops); | |
| void acpi_unregister_debugger(const struct acpi_debugger_ops *ops); | |
| int acpi_debugger_create_thread(acpi_osd_exec_callback function, void *context); | |
| ssize_t acpi_debugger_write_log(const char *msg); | |
| ssize_t acpi_debugger_read_cmd(char *buffer, size_t buffer_length); | |
| int acpi_debugger_wait_command_ready(void); | |
| int acpi_debugger_notify_command_complete(void); | |
| #else | |
| static inline int acpi_debugger_init(void) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline int acpi_register_debugger(struct module *owner, | |
| const struct acpi_debugger_ops *ops) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline void acpi_unregister_debugger(const struct acpi_debugger_ops *ops) | |
| { | |
| } | |
| static inline int acpi_debugger_create_thread(acpi_osd_exec_callback function, | |
| void *context) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline int acpi_debugger_write_log(const char *msg) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline int acpi_debugger_read_cmd(char *buffer, u32 buffer_length) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline int acpi_debugger_wait_command_ready(void) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline int acpi_debugger_notify_command_complete(void) | |
| { | |
| return -ENODEV; | |
| } | |
| #endif | |
| #define BAD_MADT_ENTRY(entry, end) ( \ | |
| (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ | |
| ((struct acpi_subtable_header *)entry)->length < sizeof(*entry)) | |
| void __iomem *__acpi_map_table(unsigned long phys, unsigned long size); | |
| void __acpi_unmap_table(void __iomem *map, unsigned long size); | |
| int early_acpi_boot_init(void); | |
| int acpi_boot_init (void); | |
| void acpi_boot_table_prepare (void); | |
| void acpi_boot_table_init (void); | |
| int acpi_mps_check (void); | |
| int acpi_numa_init (void); | |
| int acpi_locate_initial_tables (void); | |
| void acpi_reserve_initial_tables (void); | |
| void acpi_table_init_complete (void); | |
| int acpi_table_init (void); | |
| int acpi_table_parse(char *id, acpi_tbl_table_handler handler); | |
| int __init_or_acpilib acpi_table_parse_entries(char *id, | |
| unsigned long table_size, int entry_id, | |
| acpi_tbl_entry_handler handler, unsigned int max_entries); | |
| int __init_or_acpilib acpi_table_parse_entries_array(char *id, | |
| unsigned long table_size, struct acpi_subtable_proc *proc, | |
| int proc_num, unsigned int max_entries); | |
| int acpi_table_parse_madt(enum acpi_madt_type id, | |
| acpi_tbl_entry_handler handler, | |
| unsigned int max_entries); | |
| int __init_or_acpilib | |
| acpi_table_parse_cedt(enum acpi_cedt_type id, | |
| acpi_tbl_entry_handler_arg handler_arg, void *arg); | |
| int acpi_parse_mcfg (struct acpi_table_header *header); | |
| void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); | |
| #if defined(CONFIG_X86) || defined(CONFIG_LOONGARCH) | |
| void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); | |
| #else | |
| static inline void | |
| acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) { } | |
| #endif | |
| void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa); | |
| #if defined(CONFIG_ARM64) || defined(CONFIG_LOONGARCH) | |
| void acpi_arch_dma_setup(struct device *dev); | |
| #else | |
| static inline void acpi_arch_dma_setup(struct device *dev) { } | |
| #endif | |
| #ifdef CONFIG_ARM64 | |
| void acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa); | |
| #else | |
| static inline void | |
| acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa) { } | |
| #endif | |
| #ifdef CONFIG_RISCV | |
| void acpi_numa_rintc_affinity_init(struct acpi_srat_rintc_affinity *pa); | |
| #else | |
| static inline void acpi_numa_rintc_affinity_init(struct acpi_srat_rintc_affinity *pa) { } | |
| #endif | |
| #ifndef PHYS_CPUID_INVALID | |
| typedef u32 phys_cpuid_t; | |
| #define PHYS_CPUID_INVALID (phys_cpuid_t)(-1) | |
| #endif | |
| static inline bool invalid_logical_cpuid(u32 cpuid) | |
| { | |
| return (int)cpuid < 0; | |
| } | |
| static inline bool invalid_phys_cpuid(phys_cpuid_t phys_id) | |
| { | |
| return phys_id == PHYS_CPUID_INVALID; | |
| } | |
| int __init acpi_get_madt_revision(void); | |
| /* Validate the processor object's proc_id */ | |
| bool acpi_duplicate_processor_id(int proc_id); | |
| /* Processor _CTS control */ | |
| struct acpi_processor_power; | |
| #ifdef CONFIG_ACPI_PROCESSOR_CSTATE | |
| bool acpi_processor_claim_cst_control(void); | |
| int acpi_processor_evaluate_cst(acpi_handle handle, u32 cpu, | |
| struct acpi_processor_power *info); | |
| #else | |
| static inline bool acpi_processor_claim_cst_control(void) { return false; } | |
| static inline int acpi_processor_evaluate_cst(acpi_handle handle, u32 cpu, | |
| struct acpi_processor_power *info) | |
| { | |
| return -ENODEV; | |
| } | |
| #endif | |
| #ifdef CONFIG_ACPI_HOTPLUG_CPU | |
| /* Arch dependent functions for cpu hotplug support */ | |
| int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id, | |
| int *pcpu); | |
| int acpi_unmap_cpu(int cpu); | |
| #endif /* CONFIG_ACPI_HOTPLUG_CPU */ | |
| acpi_handle acpi_get_processor_handle(int cpu); | |
| #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC | |
| int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr); | |
| #endif | |
| int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base); | |
| int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); | |
| int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base); | |
| void acpi_irq_stats_init(void); | |
| extern u32 acpi_irq_handled; | |
| extern u32 acpi_irq_not_handled; | |
| extern unsigned int acpi_sci_irq; | |
| extern bool acpi_no_s5; | |
| #define INVALID_ACPI_IRQ ((unsigned)-1) | |
| static inline bool acpi_sci_irq_valid(void) | |
| { | |
| return acpi_sci_irq != INVALID_ACPI_IRQ; | |
| } | |
| extern int sbf_port; | |
| extern unsigned long acpi_realmode_flags; | |
| int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity); | |
| int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); | |
| int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi); | |
| void acpi_set_irq_model(enum acpi_irq_model_id model, | |
| struct fwnode_handle *(*)(u32)); | |
| void acpi_set_gsi_to_irq_fallback(u32 (*)(u32)); | |
| struct irq_domain *acpi_irq_create_hierarchy(unsigned int flags, | |
| unsigned int size, | |
| struct fwnode_handle *fwnode, | |
| const struct irq_domain_ops *ops, | |
| void *host_data); | |
| #ifdef CONFIG_X86_IO_APIC | |
| extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity); | |
| #else | |
| static inline int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity) | |
| { | |
| return -1; | |
| } | |
| #endif | |
| /* | |
| * This function undoes the effect of one call to acpi_register_gsi(). | |
| * If this matches the last registration, any IRQ resources for gsi | |
| * are freed. | |
| */ | |
| void acpi_unregister_gsi (u32 gsi); | |
| struct pci_dev; | |
| struct acpi_prt_entry *acpi_pci_irq_lookup(struct pci_dev *dev, int pin); | |
| int acpi_pci_irq_enable (struct pci_dev *dev); | |
| void acpi_penalize_isa_irq(int irq, int active); | |
| bool acpi_isa_irq_available(int irq); | |
| #ifdef CONFIG_PCI | |
| void acpi_penalize_sci_irq(int irq, int trigger, int polarity); | |
| #else | |
| static inline void acpi_penalize_sci_irq(int irq, int trigger, | |
| int polarity) | |
| { | |
| } | |
| #endif | |
| void acpi_pci_irq_disable (struct pci_dev *dev); | |
| extern int ec_read(u8 addr, u8 *val); | |
| extern int ec_write(u8 addr, u8 val); | |
| extern int ec_transaction(u8 command, | |
| const u8 *wdata, unsigned wdata_len, | |
| u8 *rdata, unsigned rdata_len); | |
| extern acpi_handle ec_get_handle(void); | |
| extern bool acpi_is_pnp_device(struct acpi_device *); | |
| #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) | |
| typedef void (*wmi_notify_handler) (union acpi_object *data, void *context); | |
| int wmi_instance_count(const char *guid); | |
| extern acpi_status wmi_evaluate_method(const char *guid, u8 instance, | |
| u32 method_id, | |
| const struct acpi_buffer *in, | |
| struct acpi_buffer *out); | |
| extern acpi_status wmi_query_block(const char *guid, u8 instance, | |
| struct acpi_buffer *out); | |
| extern acpi_status wmi_set_block(const char *guid, u8 instance, | |
| const struct acpi_buffer *in); | |
| extern acpi_status wmi_install_notify_handler(const char *guid, | |
| wmi_notify_handler handler, void *data); | |
| extern acpi_status wmi_remove_notify_handler(const char *guid); | |
| extern bool wmi_has_guid(const char *guid); | |
| extern char *wmi_get_acpi_device_uid(const char *guid); | |
| #endif /* CONFIG_ACPI_WMI */ | |
| #define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001 | |
| #define ACPI_VIDEO_DEVICE_POSTING 0x0002 | |
| #define ACPI_VIDEO_ROM_AVAILABLE 0x0004 | |
| #define ACPI_VIDEO_BACKLIGHT 0x0008 | |
| #define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010 | |
| #define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020 | |
| #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040 | |
| #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080 | |
| #define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100 | |
| #define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200 | |
| #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400 | |
| #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800 | |
| extern char acpi_video_backlight_string[]; | |
| extern long acpi_is_video_device(acpi_handle handle); | |
| extern void acpi_osi_setup(char *str); | |
| extern bool acpi_osi_is_win8(void); | |
| #ifdef CONFIG_ACPI_THERMAL_LIB | |
| int thermal_acpi_active_trip_temp(struct acpi_device *adev, int id, int *ret_temp); | |
| int thermal_acpi_passive_trip_temp(struct acpi_device *adev, int *ret_temp); | |
| int thermal_acpi_hot_trip_temp(struct acpi_device *adev, int *ret_temp); | |
| int thermal_acpi_critical_trip_temp(struct acpi_device *adev, int *ret_temp); | |
| #endif | |
| #ifdef CONFIG_ACPI_HMAT | |
| int acpi_get_genport_coordinates(u32 uid, struct access_coordinate *coord); | |
| #else | |
| static inline int acpi_get_genport_coordinates(u32 uid, | |
| struct access_coordinate *coord) | |
| { | |
| return -EOPNOTSUPP; | |
| } | |
| #endif | |
| #ifdef CONFIG_ACPI_NUMA | |
| int acpi_map_pxm_to_node(int pxm); | |
| int acpi_get_node(acpi_handle handle); | |
| /** | |
| * pxm_to_online_node - Map proximity ID to online node | |
| * @pxm: ACPI proximity ID | |
| * | |
| * This is similar to pxm_to_node(), but always returns an online | |
| * node. When the mapped node from a given proximity ID is offline, it | |
| * looks up the node distance table and returns the nearest online node. | |
| * | |
| * ACPI device drivers, which are called after the NUMA initialization has | |
| * completed in the kernel, can call this interface to obtain their device | |
| * NUMA topology from ACPI tables. Such drivers do not have to deal with | |
| * offline nodes. A node may be offline when SRAT memory entry does not exist, | |
| * or NUMA is disabled, ex. "numa=off" on x86. | |
| */ | |
| static inline int pxm_to_online_node(int pxm) | |
| { | |
| int node = pxm_to_node(pxm); | |
| return numa_map_to_online_node(node); | |
| } | |
| #else | |
| static inline int pxm_to_online_node(int pxm) | |
| { | |
| return 0; | |
| } | |
| static inline int acpi_map_pxm_to_node(int pxm) | |
| { | |
| return 0; | |
| } | |
| static inline int acpi_get_node(acpi_handle handle) | |
| { | |
| return 0; | |
| } | |
| #endif | |
| extern int pnpacpi_disabled; | |
| #define PXM_INVAL (-1) | |
| bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res); | |
| bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res); | |
| bool acpi_dev_resource_address_space(struct acpi_resource *ares, | |
| struct resource_win *win); | |
| bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares, | |
| struct resource_win *win); | |
| unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable, u8 wake_capable); | |
| unsigned int acpi_dev_get_irq_type(int triggering, int polarity); | |
| bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index, | |
| struct resource *res); | |
| void acpi_dev_free_resource_list(struct list_head *list); | |
| int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list, | |
| int (*preproc)(struct acpi_resource *, void *), | |
| void *preproc_data); | |
| int acpi_dev_get_dma_resources(struct acpi_device *adev, | |
| struct list_head *list); | |
| int acpi_dev_get_memory_resources(struct acpi_device *adev, struct list_head *list); | |
| int acpi_dev_filter_resource_type(struct acpi_resource *ares, | |
| unsigned long types); | |
| static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares, | |
| void *arg) | |
| { | |
| return acpi_dev_filter_resource_type(ares, (unsigned long)arg); | |
| } | |
| struct acpi_device *acpi_resource_consumer(struct resource *res); | |
| int acpi_check_resource_conflict(const struct resource *res); | |
| int acpi_check_region(resource_size_t start, resource_size_t n, | |
| const char *name); | |
| int acpi_resources_are_enforced(void); | |
| #ifdef CONFIG_HIBERNATION | |
| extern int acpi_check_s4_hw_signature; | |
| #endif | |
| #ifdef CONFIG_PM_SLEEP | |
| void __init acpi_old_suspend_ordering(void); | |
| void __init acpi_nvs_nosave(void); | |
| void __init acpi_nvs_nosave_s3(void); | |
| void __init acpi_sleep_no_blacklist(void); | |
| #endif /* CONFIG_PM_SLEEP */ | |
| int acpi_register_wakeup_handler( | |
| int wake_irq, bool (*wakeup)(void *context), void *context); | |
| void acpi_unregister_wakeup_handler( | |
| bool (*wakeup)(void *context), void *context); | |
| struct acpi_osc_context { | |
| char *uuid_str; /* UUID string */ | |
| int rev; | |
| struct acpi_buffer cap; /* list of DWORD capabilities */ | |
| struct acpi_buffer ret; /* free by caller if success */ | |
| }; | |
| acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context); | |
| /* Number of _OSC capability DWORDS depends on bridge type */ | |
| #define OSC_PCI_CAPABILITY_DWORDS 3 | |
| #define OSC_CXL_CAPABILITY_DWORDS 5 | |
| /* Indexes into _OSC Capabilities Buffer (DWORDs 2 to 5 are device-specific) */ | |
| #define OSC_QUERY_DWORD 0 /* DWORD 1 */ | |
| #define OSC_SUPPORT_DWORD 1 /* DWORD 2 */ | |
| #define OSC_CONTROL_DWORD 2 /* DWORD 3 */ | |
| #define OSC_EXT_SUPPORT_DWORD 3 /* DWORD 4 */ | |
| #define OSC_EXT_CONTROL_DWORD 4 /* DWORD 5 */ | |
| /* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */ | |
| #define OSC_QUERY_ENABLE 0x00000001 /* input */ | |
| #define OSC_REQUEST_ERROR 0x00000002 /* return */ | |
| #define OSC_INVALID_UUID_ERROR 0x00000004 /* return */ | |
| #define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */ | |
| #define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */ | |
| /* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */ | |
| #define OSC_SB_PAD_SUPPORT 0x00000001 | |
| #define OSC_SB_PPC_OST_SUPPORT 0x00000002 | |
| #define OSC_SB_PR3_SUPPORT 0x00000004 | |
| #define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008 | |
| #define OSC_SB_APEI_SUPPORT 0x00000010 | |
| #define OSC_SB_CPC_SUPPORT 0x00000020 | |
| #define OSC_SB_CPCV2_SUPPORT 0x00000040 | |
| #define OSC_SB_PCLPI_SUPPORT 0x00000080 | |
| #define OSC_SB_OSLPI_SUPPORT 0x00000100 | |
| #define OSC_SB_FAST_THERMAL_SAMPLING_SUPPORT 0x00000200 | |
| #define OSC_SB_OVER_16_PSTATES_SUPPORT 0x00000400 | |
| #define OSC_SB_GED_SUPPORT 0x00000800 | |
| #define OSC_SB_CPC_DIVERSE_HIGH_SUPPORT 0x00001000 | |
| #define OSC_SB_IRQ_RESOURCE_SOURCE_SUPPORT 0x00002000 | |
| #define OSC_SB_CPC_FLEXIBLE_ADR_SPACE 0x00004000 | |
| #define OSC_SB_GENERIC_INITIATOR_SUPPORT 0x00020000 | |
| #define OSC_SB_NATIVE_USB4_SUPPORT 0x00040000 | |
| #define OSC_SB_BATTERY_CHARGE_LIMITING_SUPPORT 0x00080000 | |
| #define OSC_SB_PRM_SUPPORT 0x00200000 | |
| #define OSC_SB_FFH_OPR_SUPPORT 0x00400000 | |
| extern bool osc_sb_apei_support_acked; | |
| extern bool osc_pc_lpi_support_confirmed; | |
| extern bool osc_sb_native_usb4_support_confirmed; | |
| extern bool osc_sb_cppc2_support_acked; | |
| extern bool osc_cpc_flexible_adr_space_confirmed; | |
| /* USB4 Capabilities */ | |
| #define OSC_USB_USB3_TUNNELING 0x00000001 | |
| #define OSC_USB_DP_TUNNELING 0x00000002 | |
| #define OSC_USB_PCIE_TUNNELING 0x00000004 | |
| #define OSC_USB_XDOMAIN 0x00000008 | |
| extern u32 osc_sb_native_usb4_control; | |
| /* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */ | |
| #define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001 | |
| #define OSC_PCI_ASPM_SUPPORT 0x00000002 | |
| #define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004 | |
| #define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008 | |
| #define OSC_PCI_MSI_SUPPORT 0x00000010 | |
| #define OSC_PCI_EDR_SUPPORT 0x00000080 | |
| #define OSC_PCI_HPX_TYPE_3_SUPPORT 0x00000100 | |
| /* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */ | |
| #define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001 | |
| #define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002 | |
| #define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004 | |
| #define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008 | |
| #define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010 | |
| #define OSC_PCI_EXPRESS_LTR_CONTROL 0x00000020 | |
| #define OSC_PCI_EXPRESS_DPC_CONTROL 0x00000080 | |
| /* CXL _OSC: Capabilities DWORD 4: Support Field */ | |
| #define OSC_CXL_1_1_PORT_REG_ACCESS_SUPPORT 0x00000001 | |
| #define OSC_CXL_2_0_PORT_DEV_REG_ACCESS_SUPPORT 0x00000002 | |
| #define OSC_CXL_PROTOCOL_ERR_REPORTING_SUPPORT 0x00000004 | |
| #define OSC_CXL_NATIVE_HP_SUPPORT 0x00000008 | |
| /* CXL _OSC: Capabilities DWORD 5: Control Field */ | |
| #define OSC_CXL_ERROR_REPORTING_CONTROL 0x00000001 | |
| static inline u32 acpi_osc_ctx_get_pci_control(struct acpi_osc_context *context) | |
| { | |
| u32 *ret = context->ret.pointer; | |
| return ret[OSC_CONTROL_DWORD]; | |
| } | |
| static inline u32 acpi_osc_ctx_get_cxl_control(struct acpi_osc_context *context) | |
| { | |
| u32 *ret = context->ret.pointer; | |
| return ret[OSC_EXT_CONTROL_DWORD]; | |
| } | |
| #define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002 | |
| #define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004 | |
| #define ACPI_GSB_ACCESS_ATTRIB_BYTE 0x00000006 | |
| #define ACPI_GSB_ACCESS_ATTRIB_WORD 0x00000008 | |
| #define ACPI_GSB_ACCESS_ATTRIB_BLOCK 0x0000000A | |
| #define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE 0x0000000B | |
| #define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL 0x0000000C | |
| #define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL 0x0000000D | |
| #define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES 0x0000000E | |
| #define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS 0x0000000F | |
| /* Enable _OST when all relevant hotplug operations are enabled */ | |
| #if defined(CONFIG_ACPI_HOTPLUG_CPU) && \ | |
| defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \ | |
| defined(CONFIG_ACPI_CONTAINER) | |
| #define ACPI_HOTPLUG_OST | |
| #endif | |
| /* _OST Source Event Code (OSPM Action) */ | |
| #define ACPI_OST_EC_OSPM_SHUTDOWN 0x100 | |
| #define ACPI_OST_EC_OSPM_EJECT 0x103 | |
| #define ACPI_OST_EC_OSPM_INSERTION 0x200 | |
| /* _OST General Processing Status Code */ | |
| #define ACPI_OST_SC_SUCCESS 0x0 | |
| #define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1 | |
| #define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2 | |
| /* _OST OS Shutdown Processing (0x100) Status Code */ | |
| #define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80 | |
| #define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81 | |
| #define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82 | |
| #define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83 | |
| /* _OST Ejection Request (0x3, 0x103) Status Code */ | |
| #define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80 | |
| #define ACPI_OST_SC_DEVICE_IN_USE 0x81 | |
| #define ACPI_OST_SC_DEVICE_BUSY 0x82 | |
| #define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83 | |
| #define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84 | |
| /* _OST Insertion Request (0x200) Status Code */ | |
| #define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80 | |
| #define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81 | |
| #define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82 | |
| enum acpi_predicate { | |
| all_versions, | |
| less_than_or_equal, | |
| equal, | |
| greater_than_or_equal, | |
| }; | |
| /* Table must be terminted by a NULL entry */ | |
| struct acpi_platform_list { | |
| char oem_id[ACPI_OEM_ID_SIZE+1]; | |
| char oem_table_id[ACPI_OEM_TABLE_ID_SIZE+1]; | |
| u32 oem_revision; | |
| char *table; | |
| enum acpi_predicate pred; | |
| char *reason; | |
| u32 data; | |
| }; | |
| int acpi_match_platform_list(const struct acpi_platform_list *plat); | |
| extern void acpi_early_init(void); | |
| extern void acpi_subsystem_init(void); | |
| extern int acpi_nvs_register(__u64 start, __u64 size); | |
| extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), | |
| void *data); | |
| const struct acpi_device_id *acpi_match_acpi_device(const struct acpi_device_id *ids, | |
| const struct acpi_device *adev); | |
| const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids, | |
| const struct device *dev); | |
| const void *acpi_device_get_match_data(const struct device *dev); | |
| extern bool acpi_driver_match_device(struct device *dev, | |
| const struct device_driver *drv); | |
| int acpi_device_uevent_modalias(const struct device *, struct kobj_uevent_env *); | |
| int acpi_device_modalias(struct device *, char *, int); | |
| struct platform_device *acpi_create_platform_device(struct acpi_device *, | |
| const struct property_entry *); | |
| #define ACPI_PTR(_ptr) (_ptr) | |
| static inline void acpi_device_set_enumerated(struct acpi_device *adev) | |
| { | |
| adev->flags.visited = true; | |
| } | |
| static inline void acpi_device_clear_enumerated(struct acpi_device *adev) | |
| { | |
| adev->flags.visited = false; | |
| } | |
| enum acpi_reconfig_event { | |
| ACPI_RECONFIG_DEVICE_ADD = 0, | |
| ACPI_RECONFIG_DEVICE_REMOVE, | |
| }; | |
| int acpi_reconfig_notifier_register(struct notifier_block *nb); | |
| int acpi_reconfig_notifier_unregister(struct notifier_block *nb); | |
| #ifdef CONFIG_ACPI_GTDT | |
| int acpi_gtdt_init(struct acpi_table_header *table, int *platform_timer_count); | |
| int acpi_gtdt_map_ppi(int type); | |
| bool acpi_gtdt_c3stop(int type); | |
| int acpi_arch_timer_mem_init(struct arch_timer_mem *timer_mem, int *timer_count); | |
| #endif | |
| #ifndef ACPI_HAVE_ARCH_SET_ROOT_POINTER | |
| static inline void acpi_arch_set_root_pointer(u64 addr) | |
| { | |
| } | |
| #endif | |
| #ifndef ACPI_HAVE_ARCH_GET_ROOT_POINTER | |
| static inline u64 acpi_arch_get_root_pointer(void) | |
| { | |
| return 0; | |
| } | |
| #endif | |
| int acpi_get_local_u64_address(acpi_handle handle, u64 *addr); | |
| int acpi_get_local_address(acpi_handle handle, u32 *addr); | |
| const char *acpi_get_subsystem_id(acpi_handle handle); | |
| #else /* !CONFIG_ACPI */ | |
| #define acpi_disabled 1 | |
| #define ACPI_COMPANION(dev) (NULL) | |
| #define ACPI_COMPANION_SET(dev, adev) do { } while (0) | |
| #define ACPI_HANDLE(dev) (NULL) | |
| #define ACPI_HANDLE_FWNODE(fwnode) (NULL) | |
| /* Get rid of the -Wunused-variable for adev */ | |
| #define acpi_dev_uid_match(adev, uid2) (adev && false) | |
| #define acpi_dev_hid_uid_match(adev, hid2, uid2) (adev && false) | |
| struct fwnode_handle; | |
| static inline bool acpi_dev_found(const char *hid) | |
| { | |
| return false; | |
| } | |
| static inline bool acpi_dev_present(const char *hid, const char *uid, s64 hrv) | |
| { | |
| return false; | |
| } | |
| struct acpi_device; | |
| static inline int acpi_dev_uid_to_integer(struct acpi_device *adev, u64 *integer) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline struct acpi_device * | |
| acpi_dev_get_first_match_dev(const char *hid, const char *uid, s64 hrv) | |
| { | |
| return NULL; | |
| } | |
| static inline bool acpi_reduced_hardware(void) | |
| { | |
| return false; | |
| } | |
| static inline void acpi_dev_put(struct acpi_device *adev) {} | |
| static inline bool is_acpi_node(const struct fwnode_handle *fwnode) | |
| { | |
| return false; | |
| } | |
| static inline bool is_acpi_device_node(const struct fwnode_handle *fwnode) | |
| { | |
| return false; | |
| } | |
| static inline struct acpi_device *to_acpi_device_node(const struct fwnode_handle *fwnode) | |
| { | |
| return NULL; | |
| } | |
| static inline bool is_acpi_data_node(const struct fwnode_handle *fwnode) | |
| { | |
| return false; | |
| } | |
| static inline struct acpi_data_node *to_acpi_data_node(const struct fwnode_handle *fwnode) | |
| { | |
| return NULL; | |
| } | |
| static inline bool acpi_data_node_match(const struct fwnode_handle *fwnode, | |
| const char *name) | |
| { | |
| return false; | |
| } | |
| static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev) | |
| { | |
| return NULL; | |
| } | |
| static inline bool has_acpi_companion(struct device *dev) | |
| { | |
| return false; | |
| } | |
| static inline void acpi_preset_companion(struct device *dev, | |
| struct acpi_device *parent, u64 addr) | |
| { | |
| } | |
| static inline const char *acpi_dev_name(struct acpi_device *adev) | |
| { | |
| return NULL; | |
| } | |
| static inline struct device *acpi_get_first_physical_node(struct acpi_device *adev) | |
| { | |
| return NULL; | |
| } | |
| static inline void acpi_early_init(void) { } | |
| static inline void acpi_subsystem_init(void) { } | |
| static inline int early_acpi_boot_init(void) | |
| { | |
| return 0; | |
| } | |
| static inline int acpi_boot_init(void) | |
| { | |
| return 0; | |
| } | |
| static inline void acpi_boot_table_prepare(void) | |
| { | |
| } | |
| static inline void acpi_boot_table_init(void) | |
| { | |
| } | |
| static inline int acpi_mps_check(void) | |
| { | |
| return 0; | |
| } | |
| static inline int acpi_check_resource_conflict(struct resource *res) | |
| { | |
| return 0; | |
| } | |
| static inline int acpi_check_region(resource_size_t start, resource_size_t n, | |
| const char *name) | |
| { | |
| return 0; | |
| } | |
| struct acpi_table_header; | |
| static inline int acpi_table_parse(char *id, | |
| int (*handler)(struct acpi_table_header *)) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline int acpi_nvs_register(__u64 start, __u64 size) | |
| { | |
| return 0; | |
| } | |
| static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), | |
| void *data) | |
| { | |
| return 0; | |
| } | |
| struct acpi_device_id; | |
| static inline const struct acpi_device_id *acpi_match_acpi_device( | |
| const struct acpi_device_id *ids, const struct acpi_device *adev) | |
| { | |
| return NULL; | |
| } | |
| static inline const struct acpi_device_id *acpi_match_device( | |
| const struct acpi_device_id *ids, const struct device *dev) | |
| { | |
| return NULL; | |
| } | |
| static inline const void *acpi_device_get_match_data(const struct device *dev) | |
| { | |
| return NULL; | |
| } | |
| static inline bool acpi_driver_match_device(struct device *dev, | |
| const struct device_driver *drv) | |
| { | |
| return false; | |
| } | |
| static inline bool acpi_check_dsm(acpi_handle handle, const guid_t *guid, | |
| u64 rev, u64 funcs) | |
| { | |
| return false; | |
| } | |
| static inline union acpi_object *acpi_evaluate_dsm(acpi_handle handle, | |
| const guid_t *guid, | |
| u64 rev, u64 func, | |
| union acpi_object *argv4) | |
| { | |
| return NULL; | |
| } | |
| static inline union acpi_object *acpi_evaluate_dsm_typed(acpi_handle handle, | |
| const guid_t *guid, | |
| u64 rev, u64 func, | |
| union acpi_object *argv4, | |
| acpi_object_type type) | |
| { | |
| return NULL; | |
| } | |
| static inline int acpi_device_uevent_modalias(const struct device *dev, | |
| struct kobj_uevent_env *env) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline int acpi_device_modalias(struct device *dev, | |
| char *buf, int size) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline struct platform_device * | |
| acpi_create_platform_device(struct acpi_device *adev, | |
| const struct property_entry *properties) | |
| { | |
| return NULL; | |
| } | |
| static inline bool acpi_dma_supported(const struct acpi_device *adev) | |
| { | |
| return false; | |
| } | |
| static inline enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev) | |
| { | |
| return DEV_DMA_NOT_SUPPORTED; | |
| } | |
| static inline int acpi_dma_get_range(struct device *dev, const struct bus_dma_region **map) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline int acpi_dma_configure(struct device *dev, | |
| enum dev_dma_attr attr) | |
| { | |
| return 0; | |
| } | |
| static inline int acpi_dma_configure_id(struct device *dev, | |
| enum dev_dma_attr attr, | |
| const u32 *input_id) | |
| { | |
| return 0; | |
| } | |
| #define ACPI_PTR(_ptr) (NULL) | |
| static inline void acpi_device_set_enumerated(struct acpi_device *adev) | |
| { | |
| } | |
| static inline void acpi_device_clear_enumerated(struct acpi_device *adev) | |
| { | |
| } | |
| static inline int acpi_reconfig_notifier_register(struct notifier_block *nb) | |
| { | |
| return -EINVAL; | |
| } | |
| static inline int acpi_reconfig_notifier_unregister(struct notifier_block *nb) | |
| { | |
| return -EINVAL; | |
| } | |
| static inline struct acpi_device *acpi_resource_consumer(struct resource *res) | |
| { | |
| return NULL; | |
| } | |
| static inline int acpi_get_local_address(acpi_handle handle, u32 *addr) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline const char *acpi_get_subsystem_id(acpi_handle handle) | |
| { | |
| return ERR_PTR(-ENODEV); | |
| } | |
| static inline int acpi_register_wakeup_handler(int wake_irq, | |
| bool (*wakeup)(void *context), void *context) | |
| { | |
| return -ENXIO; | |
| } | |
| static inline void acpi_unregister_wakeup_handler( | |
| bool (*wakeup)(void *context), void *context) { } | |
| struct acpi_osc_context; | |
| static inline u32 acpi_osc_ctx_get_pci_control(struct acpi_osc_context *context) | |
| { | |
| return 0; | |
| } | |
| static inline u32 acpi_osc_ctx_get_cxl_control(struct acpi_osc_context *context) | |
| { | |
| return 0; | |
| } | |
| static inline bool acpi_sleep_state_supported(u8 sleep_state) | |
| { | |
| return false; | |
| } | |
| static inline acpi_handle acpi_get_processor_handle(int cpu) | |
| { | |
| return NULL; | |
| } | |
| #endif /* !CONFIG_ACPI */ | |
| extern void arch_post_acpi_subsys_init(void); | |
| #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC | |
| int acpi_ioapic_add(acpi_handle root); | |
| #else | |
| static inline int acpi_ioapic_add(acpi_handle root) { return 0; } | |
| #endif | |
| #ifdef CONFIG_ACPI | |
| void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state, | |
| u32 pm1a_ctrl, u32 pm1b_ctrl)); | |
| acpi_status acpi_os_prepare_sleep(u8 sleep_state, | |
| u32 pm1a_control, u32 pm1b_control); | |
| void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state, | |
| u32 val_a, u32 val_b)); | |
| acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state, | |
| u32 val_a, u32 val_b); | |
| struct acpi_s2idle_dev_ops { | |
| struct list_head list_node; | |
| void (*prepare)(void); | |
| void (*check)(void); | |
| void (*restore)(void); | |
| }; | |
| #if defined(CONFIG_SUSPEND) && defined(CONFIG_X86) | |
| int acpi_register_lps0_dev(struct acpi_s2idle_dev_ops *arg); | |
| void acpi_unregister_lps0_dev(struct acpi_s2idle_dev_ops *arg); | |
| int acpi_get_lps0_constraint(struct acpi_device *adev); | |
| #else /* CONFIG_SUSPEND && CONFIG_X86 */ | |
| static inline int acpi_get_lps0_constraint(struct device *dev) | |
| { | |
| return ACPI_STATE_UNKNOWN; | |
| } | |
| static inline int acpi_register_lps0_dev(struct acpi_s2idle_dev_ops *arg) | |
| { | |
| return -ENODEV; | |
| } | |
| static inline void acpi_unregister_lps0_dev(struct acpi_s2idle_dev_ops *arg) | |
| { | |
| } | |
| #endif /* CONFIG_SUSPEND && CONFIG_X86 */ | |
| void arch_reserve_mem_area(acpi_physical_address addr, size_t size); | |
| #else | |
| #define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0) | |
| #endif | |
| #if defined(CONFIG_ACPI) && defined(CONFIG_PM) | |
| int acpi_dev_suspend(struct device *dev, bool wakeup); | |
| int acpi_dev_resume(struct device *dev); | |
| int acpi_subsys_runtime_suspend(struct device *dev); | |
| int acpi_subsys_runtime_resume(struct device *dev); | |
| int acpi_dev_pm_attach(struct device *dev, bool power_on); | |
| bool acpi_storage_d3(struct device *dev); | |
| bool acpi_dev_state_d0(struct device *dev); | |
| #else | |
| static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; } | |
| static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; } | |
| static inline int acpi_dev_pm_attach(struct device *dev, bool power_on) | |
| { | |
| return 0; | |
| } | |
| static inline bool acpi_storage_d3(struct device *dev) | |
| { | |
| return false; | |
| } | |
| static inline bool acpi_dev_state_d0(struct device *dev) | |
| { | |
| return true; | |
| } | |
| #endif | |
| #if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP) | |
| int acpi_subsys_prepare(struct device *dev); | |
| void acpi_subsys_complete(struct device *dev); | |
| int acpi_subsys_suspend_late(struct device *dev); | |
| int acpi_subsys_suspend_noirq(struct device *dev); | |
| int acpi_subsys_suspend(struct device *dev); | |
| int acpi_subsys_freeze(struct device *dev); | |
| int acpi_subsys_poweroff(struct device *dev); | |
| void acpi_ec_mark_gpe_for_wake(void); | |
| void acpi_ec_set_gpe_wake_mask(u8 action); | |
| int acpi_subsys_restore_early(struct device *dev); | |
| #else | |
| static inline int acpi_subsys_prepare(struct device *dev) { return 0; } | |
| static inline void acpi_subsys_complete(struct device *dev) {} | |
| static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; } | |
| static inline int acpi_subsys_suspend_noirq(struct device *dev) { return 0; } | |
| static inline int acpi_subsys_suspend(struct device *dev) { return 0; } | |
| static inline int acpi_subsys_freeze(struct device *dev) { return 0; } | |
| static inline int acpi_subsys_poweroff(struct device *dev) { return 0; } | |
| static inline int acpi_subsys_restore_early(struct device *dev) { return 0; } | |
| static inline void acpi_ec_mark_gpe_for_wake(void) {} | |
| static inline void acpi_ec_set_gpe_wake_mask(u8 action) {} | |
| #endif | |
| #ifdef CONFIG_ACPI | |
| char *acpi_handle_path(acpi_handle handle); | |
| __printf(3, 4) | |
| void acpi_handle_printk(const char *level, acpi_handle handle, | |
| const char *fmt, ...); | |
| void acpi_evaluation_failure_warn(acpi_handle handle, const char *name, | |
| acpi_status status); | |
| #else /* !CONFIG_ACPI */ | |
| static inline __printf(3, 4) void | |
| acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {} | |
| static inline void acpi_evaluation_failure_warn(acpi_handle handle, | |
| const char *name, | |
| acpi_status status) {} | |
| #endif /* !CONFIG_ACPI */ | |
| #if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG) | |
| __printf(3, 4) | |
| void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...); | |
| #endif | |
| /* | |
| * acpi_handle_<level>: Print message with ACPI prefix and object path | |
| * | |
| * These interfaces acquire the global namespace mutex to obtain an object | |
| * path. In interrupt context, it shows the object path as <n/a>. | |
| */ | |
| #define acpi_handle_emerg(handle, fmt, ...) \ | |
| acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__) | |
| #define acpi_handle_alert(handle, fmt, ...) \ | |
| acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__) | |
| #define acpi_handle_crit(handle, fmt, ...) \ | |
| acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__) | |
| #define acpi_handle_err(handle, fmt, ...) \ | |
| acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__) | |
| #define acpi_handle_warn(handle, fmt, ...) \ | |
| acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__) | |
| #define acpi_handle_notice(handle, fmt, ...) \ | |
| acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__) | |
| #define acpi_handle_info(handle, fmt, ...) \ | |
| acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__) | |
| #if defined(DEBUG) | |
| #define acpi_handle_debug(handle, fmt, ...) \ | |
| acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__) | |
| #else | |
| #if defined(CONFIG_DYNAMIC_DEBUG) | |
| #define acpi_handle_debug(handle, fmt, ...) \ | |
| _dynamic_func_call(fmt, __acpi_handle_debug, \ | |
| handle, pr_fmt(fmt), ##__VA_ARGS__) | |
| #else | |
| #define acpi_handle_debug(handle, fmt, ...) \ | |
| ({ \ | |
| if (0) \ | |
| acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \ | |
| 0; \ | |
| }) | |
| #endif | |
| #endif | |
| #if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB) | |
| bool acpi_gpio_get_irq_resource(struct acpi_resource *ares, | |
| struct acpi_resource_gpio **agpio); | |
| bool acpi_gpio_get_io_resource(struct acpi_resource *ares, | |
| struct acpi_resource_gpio **agpio); | |
| int acpi_dev_gpio_irq_wake_get_by(struct acpi_device *adev, const char *con_id, int index, | |
| bool *wake_capable); | |
| #else | |
| static inline bool acpi_gpio_get_irq_resource(struct acpi_resource *ares, | |
| struct acpi_resource_gpio **agpio) | |
| { | |
| return false; | |
| } | |
| static inline bool acpi_gpio_get_io_resource(struct acpi_resource *ares, | |
| struct acpi_resource_gpio **agpio) | |
| { | |
| return false; | |
| } | |
| static inline int acpi_dev_gpio_irq_wake_get_by(struct acpi_device *adev, const char *con_id, | |
| int index, bool *wake_capable) | |
| { | |
| return -ENXIO; | |
| } | |
| #endif | |
| static inline int acpi_dev_gpio_irq_wake_get(struct acpi_device *adev, int index, | |
| bool *wake_capable) | |
| { | |
| return acpi_dev_gpio_irq_wake_get_by(adev, NULL, index, wake_capable); | |
| } | |
| static inline int acpi_dev_gpio_irq_get_by(struct acpi_device *adev, const char *con_id, | |
| int index) | |
| { | |
| return acpi_dev_gpio_irq_wake_get_by(adev, con_id, index, NULL); | |
| } | |
| static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) | |
| { | |
| return acpi_dev_gpio_irq_wake_get_by(adev, NULL, index, NULL); | |
| } | |
| /* Device properties */ | |
| #ifdef CONFIG_ACPI | |
| int acpi_dev_get_property(const struct acpi_device *adev, const char *name, | |
| acpi_object_type type, const union acpi_object **obj); | |
| int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode, | |
| const char *name, size_t index, size_t num_args, | |
| struct fwnode_reference_args *args); | |
| static inline int acpi_node_get_property_reference( | |
| const struct fwnode_handle *fwnode, | |
| const char *name, size_t index, | |
| struct fwnode_reference_args *args) | |
| { | |
| return __acpi_node_get_property_reference(fwnode, name, index, | |
| NR_FWNODE_REFERENCE_ARGS, args); | |
| } | |
| static inline bool acpi_dev_has_props(const struct acpi_device *adev) | |
| { | |
| return !list_empty(&adev->data.properties); | |
| } | |
| struct acpi_device_properties * | |
| acpi_data_add_props(struct acpi_device_data *data, const guid_t *guid, | |
| union acpi_object *properties); | |
| int acpi_node_prop_get(const struct fwnode_handle *fwnode, const char *propname, | |
| void **valptr); | |
| struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode, | |
| struct fwnode_handle *child); | |
| struct acpi_probe_entry; | |
| typedef bool (*acpi_probe_entry_validate_subtbl)(struct acpi_subtable_header *, | |
| struct acpi_probe_entry *); | |
| #define ACPI_TABLE_ID_LEN 5 | |
| /** | |
| * struct acpi_probe_entry - boot-time probing entry | |
| * @id: ACPI table name | |
| * @type: Optional subtable type to match | |
| * (if @id contains subtables) | |
| * @subtable_valid: Optional callback to check the validity of | |
| * the subtable | |
| * @probe_table: Callback to the driver being probed when table | |
| * match is successful | |
| * @probe_subtbl: Callback to the driver being probed when table and | |
| * subtable match (and optional callback is successful) | |
| * @driver_data: Sideband data provided back to the driver | |
| */ | |
| struct acpi_probe_entry { | |
| __u8 id[ACPI_TABLE_ID_LEN]; | |
| __u8 type; | |
| acpi_probe_entry_validate_subtbl subtable_valid; | |
| union { | |
| acpi_tbl_table_handler probe_table; | |
| acpi_tbl_entry_handler probe_subtbl; | |
| }; | |
| kernel_ulong_t driver_data; | |
| }; | |
| void arch_sort_irqchip_probe(struct acpi_probe_entry *ap_head, int nr); | |
| #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, \ | |
| valid, data, fn) \ | |
| static const struct acpi_probe_entry __acpi_probe_##name \ | |
| __used __section("__" #table "_acpi_probe_table") = { \ | |
| .id = table_id, \ | |
| .type = subtable, \ | |
| .subtable_valid = valid, \ | |
| .probe_table = fn, \ | |
| .driver_data = data, \ | |
| } | |
| #define ACPI_DECLARE_SUBTABLE_PROBE_ENTRY(table, name, table_id, \ | |
| subtable, valid, data, fn) \ | |
| static const struct acpi_probe_entry __acpi_probe_##name \ | |
| __used __section("__" #table "_acpi_probe_table") = { \ | |
| .id = table_id, \ | |
| .type = subtable, \ | |
| .subtable_valid = valid, \ | |
| .probe_subtbl = fn, \ | |
| .driver_data = data, \ | |
| } | |
| #define ACPI_PROBE_TABLE(name) __##name##_acpi_probe_table | |
| #define ACPI_PROBE_TABLE_END(name) __##name##_acpi_probe_table_end | |
| int __acpi_probe_device_table(struct acpi_probe_entry *start, int nr); | |
| #define acpi_probe_device_table(t) \ | |
| ({ \ | |
| extern struct acpi_probe_entry ACPI_PROBE_TABLE(t), \ | |
| ACPI_PROBE_TABLE_END(t); \ | |
| __acpi_probe_device_table(&ACPI_PROBE_TABLE(t), \ | |
| (&ACPI_PROBE_TABLE_END(t) - \ | |
| &ACPI_PROBE_TABLE(t))); \ | |
| }) | |
| #else | |
| static inline int acpi_dev_get_property(struct acpi_device *adev, | |
| const char *name, acpi_object_type type, | |
| const union acpi_object **obj) | |
| { | |
| return -ENXIO; | |
| } | |
| static inline int | |
| __acpi_node_get_property_reference(const struct fwnode_handle *fwnode, | |
| const char *name, size_t index, size_t num_args, | |
| struct fwnode_reference_args *args) | |
| { | |
| return -ENXIO; | |
| } | |
| static inline int | |
| acpi_node_get_property_reference(const struct fwnode_handle *fwnode, | |
| const char *name, size_t index, | |
| struct fwnode_reference_args *args) | |
| { | |
| return -ENXIO; | |
| } | |
| static inline int acpi_node_prop_get(const struct fwnode_handle *fwnode, | |
| const char *propname, | |
| void **valptr) | |
| { | |
| return -ENXIO; | |
| } | |
| static inline struct fwnode_handle * | |
| acpi_get_next_subnode(const struct fwnode_handle *fwnode, | |
| struct fwnode_handle *child) | |
| { | |
| return NULL; | |
| } | |
| static inline struct fwnode_handle * | |
| acpi_graph_get_next_endpoint(const struct fwnode_handle *fwnode, | |
| struct fwnode_handle *prev) | |
| { | |
| return ERR_PTR(-ENXIO); | |
| } | |
| static inline int | |
| acpi_graph_get_remote_endpoint(const struct fwnode_handle *fwnode, | |
| struct fwnode_handle **remote, | |
| struct fwnode_handle **port, | |
| struct fwnode_handle **endpoint) | |
| { | |
| return -ENXIO; | |
| } | |
| #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ | |
| static const void * __acpi_table_##name[] \ | |
| __attribute__((unused)) \ | |
| = { (void *) table_id, \ | |
| (void *) subtable, \ | |
| (void *) valid, \ | |
| (void *) fn, \ | |
| (void *) data } | |
| #define acpi_probe_device_table(t) ({ int __r = 0; __r;}) | |
| #endif | |
| #ifdef CONFIG_ACPI_TABLE_UPGRADE | |
| void acpi_table_upgrade(void); | |
| #else | |
| static inline void acpi_table_upgrade(void) { } | |
| #endif | |
| #if defined(CONFIG_ACPI) && defined(CONFIG_ACPI_WATCHDOG) | |
| extern bool acpi_has_watchdog(void); | |
| #else | |
| static inline bool acpi_has_watchdog(void) { return false; } | |
| #endif | |
| #ifdef CONFIG_ACPI_SPCR_TABLE | |
| extern bool qdf2400_e44_present; | |
| int acpi_parse_spcr(bool enable_earlycon, bool enable_console); | |
| #else | |
| static inline int acpi_parse_spcr(bool enable_earlycon, bool enable_console) | |
| { | |
| return -ENODEV; | |
| } | |
| #endif | |
| #if IS_ENABLED(CONFIG_ACPI_GENERIC_GSI) | |
| int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res); | |
| #else | |
| static inline | |
| int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res) | |
| { | |
| return -EINVAL; | |
| } | |
| #endif | |
| #ifdef CONFIG_ACPI_LPIT | |
| int lpit_read_residency_count_address(u64 *address); | |
| #else | |
| static inline int lpit_read_residency_count_address(u64 *address) | |
| { | |
| return -EINVAL; | |
| } | |
| #endif | |
| #ifdef CONFIG_ACPI_PROCESSOR_IDLE | |
| #ifndef arch_get_idle_state_flags | |
| static inline unsigned int arch_get_idle_state_flags(u32 arch_flags) | |
| { | |
| return 0; | |
| } | |
| #endif | |
| #endif /* CONFIG_ACPI_PROCESSOR_IDLE */ | |
| #ifdef CONFIG_ACPI_PPTT | |
| int acpi_pptt_cpu_is_thread(unsigned int cpu); | |
| int find_acpi_cpu_topology(unsigned int cpu, int level); | |
| int find_acpi_cpu_topology_cluster(unsigned int cpu); | |
| int find_acpi_cpu_topology_package(unsigned int cpu); | |
| int find_acpi_cpu_topology_hetero_id(unsigned int cpu); | |
| #else | |
| static inline int acpi_pptt_cpu_is_thread(unsigned int cpu) | |
| { | |
| return -EINVAL; | |
| } | |
| static inline int find_acpi_cpu_topology(unsigned int cpu, int level) | |
| { | |
| return -EINVAL; | |
| } | |
| static inline int find_acpi_cpu_topology_cluster(unsigned int cpu) | |
| { | |
| return -EINVAL; | |
| } | |
| static inline int find_acpi_cpu_topology_package(unsigned int cpu) | |
| { | |
| return -EINVAL; | |
| } | |
| static inline int find_acpi_cpu_topology_hetero_id(unsigned int cpu) | |
| { | |
| return -EINVAL; | |
| } | |
| #endif | |
| #ifdef CONFIG_ARM64 | |
| void acpi_arm_init(void); | |
| #else | |
| static inline void acpi_arm_init(void) { } | |
| #endif | |
| #ifdef CONFIG_RISCV | |
| void acpi_riscv_init(void); | |
| #else | |
| static inline void acpi_riscv_init(void) { } | |
| #endif | |
| #ifdef CONFIG_ACPI_PCC | |
| void acpi_init_pcc(void); | |
| #else | |
| static inline void acpi_init_pcc(void) { } | |
| #endif | |
| #ifdef CONFIG_ACPI_FFH | |
| void acpi_init_ffh(void); | |
| extern int acpi_ffh_address_space_arch_setup(void *handler_ctxt, | |
| void **region_ctxt); | |
| extern int acpi_ffh_address_space_arch_handler(acpi_integer *value, | |
| void *region_context); | |
| #else | |
| static inline void acpi_init_ffh(void) { } | |
| #endif | |
| #ifdef CONFIG_ACPI | |
| extern void acpi_device_notify(struct device *dev); | |
| extern void acpi_device_notify_remove(struct device *dev); | |
| #else | |
| static inline void acpi_device_notify(struct device *dev) { } | |
| static inline void acpi_device_notify_remove(struct device *dev) { } | |
| #endif | |
| static inline void acpi_use_parent_companion(struct device *dev) | |
| { | |
| ACPI_COMPANION_SET(dev, ACPI_COMPANION(dev->parent)); | |
| } | |
| #ifdef CONFIG_ACPI_HMAT | |
| int hmat_update_target_coordinates(int nid, struct access_coordinate *coord, | |
| enum access_coordinate_class access); | |
| #else | |
| static inline int hmat_update_target_coordinates(int nid, | |
| struct access_coordinate *coord, | |
| enum access_coordinate_class access) | |
| { | |
| return -EOPNOTSUPP; | |
| } | |
| #endif | |
| #ifdef CONFIG_ACPI_NUMA | |
| bool acpi_node_backed_by_real_pxm(int nid); | |
| #else | |
| static inline bool acpi_node_backed_by_real_pxm(int nid) | |
| { | |
| return false; | |
| } | |
| #endif | |
| #endif /*_LINUX_ACPI_H*/ |