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- /* SPDX-License-Identifier: GPL-2.0-or-later */
- /*
- * acpi.h - ACPI Interface
- *
- * Copyright (C) 2001 Paul Diefenbaugh <[email protected]>
- */
- #ifndef _LINUX_ACPI_H
- #define _LINUX_ACPI_H
- #include <linux/errno.h>
- #include <linux/ioport.h> /* for struct resource */
- #include <linux/irqdomain.h>
- #include <linux/resource_ext.h>
- #include <linux/device.h>
- #include <linux/property.h>
- #include <linux/uuid.h>
- #ifndef _LINUX
- #define _LINUX
- #endif
- #include <acpi/acpi.h>
- #ifdef CONFIG_ACPI
- #include <linux/list.h>
- #include <linux/mod_devicetable.h>
- #include <linux/dynamic_debug.h>
- #include <linux/module.h>
- #include <linux/mutex.h>
- #include <acpi/acpi_bus.h>
- #include <acpi/acpi_drivers.h>
- #include <acpi/acpi_numa.h>
- #include <acpi/acpi_io.h>
- #include <asm/acpi.h>
- 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);
- }
- /**
- * ACPI_DEVICE_CLASS - macro used to describe an ACPI device with
- * the PCI-defined class-code information
- *
- * @_cls : the class, subclass, prog-if triple for this device
- * @_msk : the class mask for this device
- *
- * This macro is used to create a struct acpi_device_id that matches a
- * specific PCI class. The .id and .driver_data fields will be left
- * initialized with the default value.
- */
- #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (_cls), .cls_msk = (_msk),
- 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_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 */
- union acpi_subtable_headers {
- struct acpi_subtable_header common;
- struct acpi_hmat_structure hmat;
- struct acpi_prmt_module_header prmt;
- struct acpi_cedt_header cedt;
- };
- typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);
- typedef int (*acpi_tbl_entry_handler)(union acpi_subtable_headers *header,
- const unsigned long end);
- typedef int (*acpi_tbl_entry_handler_arg)(union acpi_subtable_headers *header,
- void *arg, const unsigned long end);
- /* 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))
- struct acpi_subtable_proc {
- int id;
- acpi_tbl_entry_handler handler;
- acpi_tbl_entry_handler_arg handler_arg;
- void *arg;
- int count;
- };
- 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);
- #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
- 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);
- /* the following numa functions are architecture-dependent */
- void acpi_numa_slit_init (struct acpi_table_slit *slit);
- #if defined(CONFIG_X86) || defined(CONFIG_IA64) || 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
- int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
- #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;
- }
- /* 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 */
- #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;
- 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) (u32 value, void *context);
- 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 acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
- 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 int acpi_blacklisted(void);
- extern void acpi_osi_setup(char *str);
- extern bool acpi_osi_is_win8(void);
- #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 acpi_paddr_to_node(u64 start_addr, u64 size);
- 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_CPC_DIVERSE_HIGH_SUPPORT 0x00001000
- #define OSC_SB_GENERIC_INITIATOR_SUPPORT 0x00002000
- #define OSC_SB_CPC_FLEXIBLE_ADR_SPACE 0x00004000
- #define OSC_SB_NATIVE_USB4_SUPPORT 0x00040000
- #define OSC_SB_PRM_SUPPORT 0x00200000
- 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 void arch_post_acpi_subsys_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_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(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_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)
- #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (0), .cls_msk = (0),
- #include <acpi/acpi_numa.h>
- 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 bool
- acpi_dev_hid_uid_match(struct acpi_device *adev, const char *hid2, const char *uid2)
- {
- return false;
- }
- 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_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 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 int acpi_device_uevent_modalias(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;
- }
- #endif /* !CONFIG_ACPI */
- #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);
- #ifdef CONFIG_X86
- struct acpi_s2idle_dev_ops {
- struct list_head list_node;
- void (*prepare)(void);
- void (*check)(void);
- void (*restore)(void);
- };
- int acpi_register_lps0_dev(struct acpi_s2idle_dev_ops *arg);
- void acpi_unregister_lps0_dev(struct acpi_s2idle_dev_ops *arg);
- #endif /* CONFIG_X86 */
- #ifndef CONFIG_IA64
- void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
- #else
- static inline void arch_reserve_mem_area(acpi_physical_address addr,
- size_t size)
- {
- }
- #endif /* CONFIG_X86 */
- #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);
- #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 void acpi_ec_mark_gpe_for_wake(void) {}
- static inline void acpi_ec_set_gpe_wake_mask(u8 action) {}
- #endif
- #ifdef CONFIG_ACPI
- __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 *name, 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 *name,
- 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 *name,
- int index)
- {
- return acpi_dev_gpio_irq_wake_get_by(adev, name, 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;
- };
- #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 0;
- }
- #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_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_ACPI_PCC
- void acpi_init_pcc(void);
- #else
- static inline void acpi_init_pcc(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
- #endif /*_LINUX_ACPI_H*/
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