| /* |
| * acpi.h - ACPI Interface |
| * |
| * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com> |
| * |
| * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| */ |
| |
| #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> |
| |
| #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)) |
| |
| 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->type = FWNODE_ACPI_STATIC; |
| |
| return fwnode; |
| } |
| |
| static inline void acpi_free_fwnode_static(struct fwnode_handle *fwnode) |
| { |
| if (WARN_ON(!fwnode || fwnode->type != FWNODE_ACPI_STATIC)) |
| 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, NULL)); |
| } |
| |
| 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 */ |
| |
| typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table); |
| |
| typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *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; |
| }; |
| |
| char * __acpi_map_table (unsigned long phys_addr, unsigned long size); |
| void __acpi_unmap_table(char *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_parse_entries(char *id, unsigned long table_size, |
| acpi_tbl_entry_handler handler, |
| struct acpi_table_header *table_header, |
| int entry_id, unsigned int max_entries); |
| 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(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_processor_validate_proc_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, int *pcpu); |
| int acpi_unmap_cpu(int cpu); |
| int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid); |
| #endif /* CONFIG_ACPI_HOTPLUG_CPU */ |
| |
| void acpi_set_processor_mapping(void); |
| |
| #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); |
| void acpi_penalize_sci_irq(int irq, int trigger, int polarity); |
| 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_get_node(acpi_handle handle); |
| #else |
| static inline int acpi_map_pxm_to_online_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_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); |
| } |
| |
| 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 |
| 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); |
| #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_str_to_uuid(char *str, u8 *uuid); |
| 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 |
| |
| 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_SUPPORT_MASKS 0x0000001f |
| |
| /* 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_CONTROL_MASKS 0x0000001f |
| |
| #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 |
| |
| 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_device(const struct acpi_device_id *ids, |
| 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); |
| |
| #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_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 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 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 u8 *uuid, |
| 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; |
| } |
| |
| #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; |
| } |
| |
| #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_runtime_suspend(struct device *dev); |
| int acpi_dev_runtime_resume(struct device *dev); |
| int acpi_subsys_runtime_suspend(struct device *dev); |
| int acpi_subsys_runtime_resume(struct device *dev); |
| struct acpi_device *acpi_dev_pm_get_node(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 struct acpi_device *acpi_dev_pm_get_node(struct device *dev) |
| { |
| return NULL; |
| } |
| static inline int acpi_dev_pm_attach(struct device *dev, bool power_on) |
| { |
| return -ENODEV; |
| } |
| #endif |
| |
| #if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP) |
| int acpi_dev_suspend_late(struct device *dev); |
| int acpi_dev_resume_early(struct device *dev); |
| 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_resume_early(struct device *dev); |
| int acpi_subsys_suspend(struct device *dev); |
| int acpi_subsys_freeze(struct device *dev); |
| #else |
| static inline int acpi_dev_suspend_late(struct device *dev) { return 0; } |
| static inline int acpi_dev_resume_early(struct device *dev) { return 0; } |
| 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_resume_early(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; } |
| #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, ...); |
| #else |
| #define __acpi_handle_debug(descriptor, handle, fmt, ...) \ |
| acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); |
| #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, ...) \ |
| do { \ |
| DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \ |
| if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \ |
| __acpi_handle_debug(&descriptor, handle, pr_fmt(fmt), \ |
| ##__VA_ARGS__); \ |
| } while (0) |
| #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; |
| }; |
| |
| #if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB) |
| int acpi_dev_add_driver_gpios(struct acpi_device *adev, |
| const struct acpi_gpio_mapping *gpios); |
| |
| static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) |
| { |
| if (adev) |
| adev->driver_gpios = NULL; |
| } |
| |
| int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index); |
| #else |
| static inline int acpi_dev_add_driver_gpios(struct acpi_device *adev, |
| const struct acpi_gpio_mapping *gpios) |
| { |
| return -ENXIO; |
| } |
| static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) {} |
| |
| static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) |
| { |
| return -ENXIO; |
| } |
| #endif |
| |
| /* Device properties */ |
| |
| #define MAX_ACPI_REFERENCE_ARGS 8 |
| struct acpi_reference_args { |
| struct acpi_device *adev; |
| size_t nargs; |
| u64 args[MAX_ACPI_REFERENCE_ARGS]; |
| }; |
| |
| #ifdef CONFIG_ACPI |
| int acpi_dev_get_property(struct acpi_device *adev, const char *name, |
| acpi_object_type type, const union acpi_object **obj); |
| int __acpi_node_get_property_reference(struct fwnode_handle *fwnode, |
| const char *name, size_t index, size_t num_args, |
| struct acpi_reference_args *args); |
| |
| static inline int acpi_node_get_property_reference(struct fwnode_handle *fwnode, |
| const char *name, size_t index, |
| struct acpi_reference_args *args) |
| { |
| return __acpi_node_get_property_reference(fwnode, name, index, |
| MAX_ACPI_REFERENCE_ARGS, args); |
| } |
| |
| int acpi_node_prop_get(struct fwnode_handle *fwnode, const char *propname, |
| void **valptr); |
| int acpi_dev_prop_read_single(struct acpi_device *adev, const char *propname, |
| enum dev_prop_type proptype, void *val); |
| int acpi_node_prop_read(struct fwnode_handle *fwnode, const char *propname, |
| enum dev_prop_type proptype, void *val, size_t nval); |
| int acpi_dev_prop_read(struct acpi_device *adev, const char *propname, |
| enum dev_prop_type proptype, void *val, size_t nval); |
| |
| struct fwnode_handle *acpi_get_next_subnode(struct device *dev, |
| struct fwnode_handle *subnode); |
| |
| 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 = (acpi_tbl_table_handler)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(struct fwnode_handle *fwnode, |
| const char *name, size_t index, size_t num_args, |
| struct acpi_reference_args *args) |
| { |
| return -ENXIO; |
| } |
| |
| static inline int acpi_node_get_property_reference(struct fwnode_handle *fwnode, |
| const char *name, size_t index, |
| struct acpi_reference_args *args) |
| { |
| return -ENXIO; |
| } |
| |
| static inline int acpi_node_prop_get(struct fwnode_handle *fwnode, |
| const char *propname, |
| void **valptr) |
| { |
| return -ENXIO; |
| } |
| |
| static inline int acpi_dev_prop_get(struct acpi_device *adev, |
| const char *propname, |
| void **valptr) |
| { |
| return -ENXIO; |
| } |
| |
| static inline int acpi_dev_prop_read_single(struct acpi_device *adev, |
| const char *propname, |
| enum dev_prop_type proptype, |
| void *val) |
| { |
| return -ENXIO; |
| } |
| |
| static inline int acpi_node_prop_read(struct fwnode_handle *fwnode, |
| const char *propname, |
| enum dev_prop_type proptype, |
| void *val, size_t nval) |
| { |
| return -ENXIO; |
| } |
| |
| static inline int acpi_dev_prop_read(struct acpi_device *adev, |
| const char *propname, |
| enum dev_prop_type proptype, |
| void *val, size_t nval) |
| { |
| return -ENXIO; |
| } |
| |
| static inline struct fwnode_handle *acpi_get_next_subnode(struct device *dev, |
| struct fwnode_handle *subnode) |
| { |
| return NULL; |
| } |
| |
| #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 |
| int parse_spcr(bool earlycon); |
| #else |
| static inline int parse_spcr(bool earlycon) { return 0; } |
| #endif |
| |
| #endif /*_LINUX_ACPI_H*/ |