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acpi.h
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/* 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/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->ops = &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_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;
};
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);
/* 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;
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_init (void);
int acpi_mps_check (void);
int acpi_numa_init (void);
int acpi_table_init (void);
int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
int __init acpi_table_parse_entries(char *id, unsigned long table_size,
int entry_id,
acpi_tbl_entry_handler handler,
unsigned int max_entries);
int __init 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 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)
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);
#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);
#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 *fwnode);
#ifdef CONFIG_X86_IO_APIC
extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
#else
#define acpi_get_override_irq(gsi, trigger, polarity) (-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);
#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_online_node(int pxm);
int acpi_map_pxm_to_node(int pxm);
int acpi_get_node(acpi_handle handle);
#else
static inline int acpi_map_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);
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_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);
acpi_status acpi_release_memory(acpi_handle handle, struct resource *res,
u32 level);
int acpi_resources_are_enforced(void);
#ifdef CONFIG_HIBERNATION
void __init acpi_no_s4_hw_signature(void);
#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 */
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);
/* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */
#define OSC_QUERY_DWORD 0 /* DWORD 1 */
#define OSC_SUPPORT_DWORD 1 /* DWORD 2 */
#define OSC_CONTROL_DWORD 2 /* DWORD 3 */
/* _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
extern bool osc_sb_apei_support_acked;
extern bool osc_pc_lpi_support_confirmed;
/* 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_HPX_TYPE_3_SUPPORT 0x00000100
#define OSC_PCI_SUPPORT_MASKS 0x0000011f
/* 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_CONTROL_MASKS 0x0000003f
#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
extern acpi_status acpi_pci_osc_control_set(acpi_handle handle,
u32 *mask, u32 req);
/* 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);
void acpi_walk_dep_device_list(acpi_handle handle);
struct platform_device *acpi_create_platform_device(struct acpi_device *,
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_GET_ROOT_POINTER
static inline u64 acpi_arch_get_root_pointer(void)
{
return 0;
}
#endif
#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),
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;
}
static inline struct acpi_device *
acpi_dev_get_first_match_dev(const char *hid, const char *uid, s64 hrv)
{
return NULL;
}
static inline void acpi_dev_put(struct acpi_device *adev) {}
static inline bool is_acpi_node(struct fwnode_handle *fwnode)
{
return false;
}
static inline bool is_acpi_device_node(struct fwnode_handle *fwnode)
{
return false;
}
static inline struct acpi_device *to_acpi_device_node(struct fwnode_handle *fwnode)
{
return NULL;
}
static inline bool is_acpi_data_node(struct fwnode_handle *fwnode)
{
return false;
}
static inline struct acpi_data_node *to_acpi_data_node(struct fwnode_handle *fwnode)
{
return NULL;
}
static inline bool acpi_data_node_match(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_init(void)
{
return;
}
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,
int rev, int 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 bool acpi_dma_supported(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, u64 *dma_addr,
u64 *offset, u64 *size)
{
return -ENODEV;
}
static inline int acpi_dma_configure(struct device *dev,
enum dev_dma_attr attr)
{
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;
}
#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
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);
#else
static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; }
static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; }
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;
}
#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);
#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; }
#endif
#ifdef CONFIG_ACPI
__printf(3, 4)
void acpi_handle_printk(const char *level, acpi_handle handle,
const char *fmt, ...);
#else /* !CONFIG_ACPI */
static inline __printf(3, 4) void
acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
#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
struct acpi_gpio_params {
unsigned int crs_entry_index;
unsigned int line_index;
bool active_low;
};
struct acpi_gpio_mapping {
const char *name;
const struct acpi_gpio_params *data;
unsigned int size;
/* Ignore IoRestriction field */
#define ACPI_GPIO_QUIRK_NO_IO_RESTRICTION BIT(0)
/*
* When ACPI GPIO mapping table is in use the index parameter inside it