diff options
Diffstat (limited to 'include/acpi')
| -rw-r--r-- | include/acpi/acbuffer.h | 2 | ||||
| -rw-r--r-- | include/acpi/acconfig.h | 28 | ||||
| -rw-r--r-- | include/acpi/acexcep.h | 4 | ||||
| -rw-r--r-- | include/acpi/acnames.h | 3 | ||||
| -rw-r--r-- | include/acpi/acoutput.h | 159 | ||||
| -rw-r--r-- | include/acpi/acpi.h | 2 | ||||
| -rw-r--r-- | include/acpi/acpi_bus.h | 190 | ||||
| -rw-r--r-- | include/acpi/acpi_drivers.h | 5 | ||||
| -rw-r--r-- | include/acpi/acpiosxf.h | 18 | ||||
| -rw-r--r-- | include/acpi/acpixf.h | 84 | ||||
| -rw-r--r-- | include/acpi/acrestyp.h | 17 | ||||
| -rw-r--r-- | include/acpi/actbl.h | 9 | ||||
| -rw-r--r-- | include/acpi/actbl1.h | 8 | ||||
| -rw-r--r-- | include/acpi/actbl2.h | 25 | ||||
| -rw-r--r-- | include/acpi/actbl3.h | 56 | ||||
| -rw-r--r-- | include/acpi/actypes.h | 80 | ||||
| -rw-r--r-- | include/acpi/container.h | 12 | ||||
| -rw-r--r-- | include/acpi/ghes.h | 72 | ||||
| -rw-r--r-- | include/acpi/platform/acenv.h | 319 | ||||
| -rw-r--r-- | include/acpi/platform/acgcc.h | 6 | ||||
| -rw-r--r-- | include/acpi/platform/aclinux.h | 3 | ||||
| -rw-r--r-- | include/acpi/processor.h | 3 |
22 files changed, 757 insertions, 348 deletions
diff --git a/include/acpi/acbuffer.h b/include/acpi/acbuffer.h index a1e45cdd729a..c927a0b1de78 100644 --- a/include/acpi/acbuffer.h +++ b/include/acpi/acbuffer.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/acconfig.h b/include/acpi/acconfig.h index 03f14856bd09..14ceff788c40 100644 --- a/include/acpi/acconfig.h +++ b/include/acpi/acconfig.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -138,7 +138,7 @@ /* Maximum sleep allowed via Sleep() operator */ -#define ACPI_MAX_SLEEP 2000 /* Two seconds */ +#define ACPI_MAX_SLEEP 2000 /* 2000 millisec == two seconds */ /* Address Range lists are per-space_id (Memory and I/O only) */ @@ -150,11 +150,6 @@ * *****************************************************************************/ -/* Number of distinct GPE register blocks and register width */ - -#define ACPI_MAX_GPE_BLOCKS 2 -#define ACPI_GPE_REGISTER_WIDTH 8 - /* Method info (in WALK_STATE), containing local variables and argumetns */ #define ACPI_METHOD_NUM_LOCALS 8 @@ -163,12 +158,6 @@ #define ACPI_METHOD_NUM_ARGS 7 #define ACPI_METHOD_MAX_ARG 6 -/* Length of _HID, _UID, _CID, and UUID values */ - -#define ACPI_DEVICE_ID_LENGTH 0x09 -#define ACPI_MAX_CID_LENGTH 48 -#define ACPI_UUID_LENGTH 16 - /* * Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG */ @@ -186,17 +175,6 @@ */ #define ACPI_RESULTS_OBJ_NUM_MAX 255 -/* Names within the namespace are 4 bytes long */ - -#define ACPI_NAME_SIZE 4 -#define ACPI_PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 char for separator */ -#define ACPI_PATH_SEPARATOR '.' - -/* Sizes for ACPI table headers */ - -#define ACPI_OEM_ID_SIZE 6 -#define ACPI_OEM_TABLE_ID_SIZE 8 - /* Constants used in searching for the RSDP in low memory */ #define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */ @@ -213,6 +191,7 @@ /* Maximum space_ids for Operation Regions */ #define ACPI_MAX_ADDRESS_SPACE 255 +#define ACPI_NUM_DEFAULT_SPACES 4 /* Array sizes. Used for range checking also */ @@ -241,6 +220,7 @@ *****************************************************************************/ #define ACPI_DEBUGGER_MAX_ARGS 8 /* Must be max method args + 1 */ +#define ACPI_DB_LINE_BUFFER_SIZE 512 #define ACPI_DEBUGGER_COMMAND_PROMPT '-' #define ACPI_DEBUGGER_EXECUTE_PROMPT '%' diff --git a/include/acpi/acexcep.h b/include/acpi/acexcep.h index 19503449814f..9bf59d0e8aaa 100644 --- a/include/acpi/acexcep.h +++ b/include/acpi/acexcep.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -122,7 +122,7 @@ #define AE_CODE_TBL_MAX 0x0005 /* - * AML exceptions. These are caused by problems with + * AML exceptions. These are caused by problems with * the actual AML byte stream */ #define AE_AML_BAD_OPCODE (acpi_status) (0x0001 | AE_CODE_AML) diff --git a/include/acpi/acnames.h b/include/acpi/acnames.h index 745dd24e3cb5..ce08ef7d969c 100644 --- a/include/acpi/acnames.h +++ b/include/acpi/acnames.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -50,6 +50,7 @@ #define METHOD_NAME__HID "_HID" #define METHOD_NAME__CID "_CID" #define METHOD_NAME__UID "_UID" +#define METHOD_NAME__SUB "_SUB" #define METHOD_NAME__ADR "_ADR" #define METHOD_NAME__INI "_INI" #define METHOD_NAME__STA "_STA" diff --git a/include/acpi/acoutput.h b/include/acpi/acoutput.h index 2457ac849655..9885276178e0 100644 --- a/include/acpi/acoutput.h +++ b/include/acpi/acoutput.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -72,6 +72,7 @@ #define ACPI_EXAMPLE 0x00004000 #define ACPI_DRIVER 0x00008000 #define DT_COMPILER 0x00010000 +#define ASL_PREPROCESSOR 0x00020000 #define ACPI_ALL_COMPONENTS 0x0001FFFF #define ACPI_COMPONENT_DEFAULT (ACPI_ALL_COMPONENTS) @@ -262,18 +263,140 @@ * Common parameters used for debug output functions: * line number, function name, module(file) name, component ID */ -#define ACPI_DEBUG_PARAMETERS __LINE__, ACPI_GET_FUNCTION_NAME, _acpi_module_name, _COMPONENT +#define ACPI_DEBUG_PARAMETERS \ + __LINE__, ACPI_GET_FUNCTION_NAME, _acpi_module_name, _COMPONENT + +/* Check if debug output is currently dynamically enabled */ + +#define ACPI_IS_DEBUG_ENABLED(level, component) \ + ((level & acpi_dbg_level) && (component & acpi_dbg_layer)) /* * Master debug print macros * Print message if and only if: * 1) Debug print for the current component is enabled * 2) Debug error level or trace level for the print statement is enabled + * + * November 2012: Moved the runtime check for whether to actually emit the + * debug message outside of the print function itself. This improves overall + * performance at a relatively small code cost. Implementation involves the + * use of variadic macros supported by C99. + * + * Note: the ACPI_DO_WHILE0 macro is used to prevent some compilers from + * complaining about these constructs. On other compilers the do...while + * adds some extra code, so this feature is optional. */ -#define ACPI_DEBUG_PRINT(plist) acpi_debug_print plist -#define ACPI_DEBUG_PRINT_RAW(plist) acpi_debug_print_raw plist - +#ifdef ACPI_USE_DO_WHILE_0 +#define ACPI_DO_WHILE0(a) do a while(0) #else +#define ACPI_DO_WHILE0(a) a +#endif + +/* DEBUG_PRINT functions */ + +#define ACPI_DEBUG_PRINT(plist) ACPI_ACTUAL_DEBUG plist +#define ACPI_DEBUG_PRINT_RAW(plist) ACPI_ACTUAL_DEBUG_RAW plist + +/* Helper macros for DEBUG_PRINT */ + +#define ACPI_DO_DEBUG_PRINT(function, level, line, filename, modulename, component, ...) \ + ACPI_DO_WHILE0 ({ \ + if (ACPI_IS_DEBUG_ENABLED (level, component)) \ + { \ + function (level, line, filename, modulename, component, __VA_ARGS__); \ + } \ + }) + +#define ACPI_ACTUAL_DEBUG(level, line, filename, modulename, component, ...) \ + ACPI_DO_DEBUG_PRINT (acpi_debug_print, level, line, \ + filename, modulename, component, __VA_ARGS__) + +#define ACPI_ACTUAL_DEBUG_RAW(level, line, filename, modulename, component, ...) \ + ACPI_DO_DEBUG_PRINT (acpi_debug_print_raw, level, line, \ + filename, modulename, component, __VA_ARGS__) + +/* + * Function entry tracing + * + * The name of the function is emitted as a local variable that is + * intended to be used by both the entry trace and the exit trace. + */ + +/* Helper macro */ + +#define ACPI_TRACE_ENTRY(name, function, cast, param) \ + ACPI_FUNCTION_NAME (name) \ + function (ACPI_DEBUG_PARAMETERS, cast (param)) + +/* The actual entry trace macros */ + +#define ACPI_FUNCTION_TRACE(name) \ + ACPI_FUNCTION_NAME(name) \ + acpi_ut_trace (ACPI_DEBUG_PARAMETERS) + +#define ACPI_FUNCTION_TRACE_PTR(name, pointer) \ + ACPI_TRACE_ENTRY (name, acpi_ut_trace_ptr, (void *), pointer) + +#define ACPI_FUNCTION_TRACE_U32(name, value) \ + ACPI_TRACE_ENTRY (name, acpi_ut_trace_u32, (u32), value) + +#define ACPI_FUNCTION_TRACE_STR(name, string) \ + ACPI_TRACE_ENTRY (name, acpi_ut_trace_str, (char *), string) + +#define ACPI_FUNCTION_ENTRY() \ + acpi_ut_track_stack_ptr() + +/* + * Function exit tracing + * + * These macros include a return statement. This is usually considered + * bad form, but having a separate exit macro before the actual return + * is very ugly and difficult to maintain. + * + * One of the FUNCTION_TRACE macros above must be used in conjunction + * with these macros so that "_AcpiFunctionName" is defined. + */ + +/* Exit trace helper macro */ + +#define ACPI_TRACE_EXIT(function, cast, param) \ + ACPI_DO_WHILE0 ({ \ + function (ACPI_DEBUG_PARAMETERS, cast (param)); \ + return ((param)); \ + }) + +/* The actual exit macros */ + +#define return_VOID \ + ACPI_DO_WHILE0 ({ \ + acpi_ut_exit (ACPI_DEBUG_PARAMETERS); \ + return; \ + }) + +#define return_ACPI_STATUS(status) \ + ACPI_TRACE_EXIT (acpi_ut_status_exit, (acpi_status), status) + +#define return_PTR(pointer) \ + ACPI_TRACE_EXIT (acpi_ut_ptr_exit, (u8 *), pointer) + +#define return_VALUE(value) \ + ACPI_TRACE_EXIT (acpi_ut_value_exit, (u64), value) + +/* Conditional execution */ + +#define ACPI_DEBUG_EXEC(a) a +#define ACPI_DEBUG_ONLY_MEMBERS(a) a; +#define _VERBOSE_STRUCTURES + +/* Various object display routines for debug */ + +#define ACPI_DUMP_STACK_ENTRY(a) acpi_ex_dump_operand((a), 0) +#define ACPI_DUMP_OPERANDS(a, b ,c) acpi_ex_dump_operands(a, b, c) +#define ACPI_DUMP_ENTRY(a, b) acpi_ns_dump_entry (a, b) +#define ACPI_DUMP_PATHNAME(a, b, c, d) acpi_ns_dump_pathname(a, b, c, d) +#define ACPI_DUMP_BUFFER(a, b) acpi_ut_debug_dump_buffer((u8 *) a, b, DB_BYTE_DISPLAY, _COMPONENT) + +#else /* ACPI_DEBUG_OUTPUT */ /* * This is the non-debug case -- make everything go away, * leaving no executable debug code! @@ -281,6 +404,32 @@ #define ACPI_FUNCTION_NAME(a) #define ACPI_DEBUG_PRINT(pl) #define ACPI_DEBUG_PRINT_RAW(pl) +#define ACPI_DEBUG_EXEC(a) +#define ACPI_DEBUG_ONLY_MEMBERS(a) +#define ACPI_FUNCTION_TRACE(a) +#define ACPI_FUNCTION_TRACE_PTR(a, b) +#define ACPI_FUNCTION_TRACE_U32(a, b) +#define ACPI_FUNCTION_TRACE_STR(a, b) +#define ACPI_FUNCTION_EXIT +#define ACPI_FUNCTION_STATUS_EXIT(s) +#define ACPI_FUNCTION_VALUE_EXIT(s) +#define ACPI_FUNCTION_ENTRY() +#define ACPI_DUMP_STACK_ENTRY(a) +#define ACPI_DUMP_OPERANDS(a, b, c) +#define ACPI_DUMP_ENTRY(a, b) +#define ACPI_DUMP_TABLES(a, b) +#define ACPI_DUMP_PATHNAME(a, b, c, d) +#define ACPI_DUMP_BUFFER(a, b) +#define ACPI_DEBUG_PRINT(pl) +#define ACPI_DEBUG_PRINT_RAW(pl) +#define ACPI_IS_DEBUG_ENABLED(level, component) 0 + +/* Return macros must have a return statement at the minimum */ + +#define return_VOID return +#define return_ACPI_STATUS(s) return(s) +#define return_VALUE(s) return(s) +#define return_PTR(s) return(s) #endif /* ACPI_DEBUG_OUTPUT */ diff --git a/include/acpi/acpi.h b/include/acpi/acpi.h index c1ea8436961f..618787715d56 100644 --- a/include/acpi/acpi.h +++ b/include/acpi/acpi.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 0daa0fbd8654..22ba56e834e2 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -84,28 +84,29 @@ struct acpi_driver; struct acpi_device; /* + * ACPI Scan Handler + * ----------------- + */ + +struct acpi_scan_handler { + const struct acpi_device_id *ids; + struct list_head list_node; + int (*attach)(struct acpi_device *dev, const struct acpi_device_id *id); + void (*detach)(struct acpi_device *dev); +}; + +/* * ACPI Driver * ----------- */ typedef int (*acpi_op_add) (struct acpi_device * device); -typedef int (*acpi_op_remove) (struct acpi_device * device, int type); -typedef int (*acpi_op_start) (struct acpi_device * device); -typedef int (*acpi_op_bind) (struct acpi_device * device); -typedef int (*acpi_op_unbind) (struct acpi_device * device); +typedef int (*acpi_op_remove) (struct acpi_device * device); typedef void (*acpi_op_notify) (struct acpi_device * device, u32 event); -struct acpi_bus_ops { - u32 acpi_op_add:1; - u32 acpi_op_start:1; -}; - struct acpi_device_ops { acpi_op_add add; acpi_op_remove remove; - acpi_op_start start; - acpi_op_bind bind; - acpi_op_unbind unbind; acpi_op_notify notify; }; @@ -144,11 +145,11 @@ struct acpi_device_flags { u32 bus_address:1; u32 removable:1; u32 ejectable:1; - u32 lockable:1; u32 suprise_removal_ok:1; u32 power_manageable:1; u32 performance_manageable:1; u32 eject_pending:1; + u32 match_driver:1; u32 reserved:23; }; @@ -180,6 +181,7 @@ struct acpi_device_pnp { acpi_device_name device_name; /* Driver-determined */ acpi_device_class device_class; /* " */ union acpi_object *str_obj; /* unicode string for _STR method */ + unsigned long sun; /* _SUN */ }; #define acpi_device_bid(d) ((d)->pnp.bus_id) @@ -201,12 +203,13 @@ struct acpi_device_power_flags { struct acpi_device_power_state { struct { u8 valid:1; + u8 os_accessible:1; u8 explicit_set:1; /* _PSx present? */ u8 reserved:6; } flags; int power; /* % Power (compared to D0) */ int latency; /* Dx->D0 time (microseconds) */ - struct acpi_handle_list resources; /* Power resources referenced */ + struct list_head resources; /* Power resources referenced */ }; struct acpi_device_power { @@ -249,7 +252,7 @@ struct acpi_device_wakeup { acpi_handle gpe_device; u64 gpe_number; u64 sleep_state; - struct acpi_handle_list resources; + struct list_head resources; struct acpi_device_wakeup_flags flags; int prepare_count; }; @@ -278,16 +281,17 @@ struct acpi_device { struct acpi_device_wakeup wakeup; struct acpi_device_perf performance; struct acpi_device_dir dir; - struct acpi_device_ops ops; + struct acpi_scan_handler *handler; struct acpi_driver *driver; void *driver_data; struct device dev; - struct acpi_bus_ops bus_ops; /* workaround for different code path for hotplug */ enum acpi_bus_removal_type removal_type; /* indicate for different removal type */ u8 physical_node_count; struct list_head physical_node_list; struct mutex physical_node_lock; DECLARE_BITMAP(physical_node_id_bitmap, ACPI_MAX_PHYSICAL_NODE); + struct list_head power_dependent; + void (*remove)(struct acpi_device *); }; static inline void *acpi_driver_data(struct acpi_device *d) @@ -315,10 +319,19 @@ struct acpi_bus_event { }; struct acpi_eject_event { - acpi_handle handle; + struct acpi_device *device; u32 event; }; +struct acpi_hp_work { + struct work_struct work; + acpi_handle handle; + u32 type; + void *context; +}; +void alloc_acpi_hp_work(acpi_handle handle, u32 type, void *context, + void (*func)(struct work_struct *work)); + extern struct kobject *acpi_kobj; extern int acpi_bus_generate_netlink_event(const char*, const char*, u8, int); void acpi_bus_private_data_handler(acpi_handle, void *); @@ -338,12 +351,51 @@ void acpi_bus_data_handler(acpi_handle handle, void *context); acpi_status acpi_bus_get_status_handle(acpi_handle handle, unsigned long long *sta); int acpi_bus_get_status(struct acpi_device *device); + +#ifdef CONFIG_PM int acpi_bus_set_power(acpi_handle handle, int state); +const char *acpi_power_state_string(int state); +int acpi_device_get_power(struct acpi_device *device, int *state); +int acpi_device_set_power(struct acpi_device *device, int state); +int acpi_bus_init_power(struct acpi_device *device); int acpi_bus_update_power(acpi_handle handle, int *state_p); bool acpi_bus_power_manageable(acpi_handle handle); bool acpi_bus_can_wakeup(acpi_handle handle); -int acpi_power_resource_register_device(struct device *dev, acpi_handle handle); -void acpi_power_resource_unregister_device(struct device *dev, acpi_handle handle); +#else /* !CONFIG_PM */ +static inline int acpi_bus_set_power(acpi_handle handle, int state) +{ + return 0; +} +static inline const char *acpi_power_state_string(int state) +{ + return "D0"; +} +static inline int acpi_device_get_power(struct acpi_device *device, int *state) +{ + return 0; +} +static inline int acpi_device_set_power(struct acpi_device *device, int state) +{ + return 0; +} +static inline int acpi_bus_init_power(struct acpi_device *device) +{ + return 0; +} +static inline int acpi_bus_update_power(acpi_handle handle, int *state_p) +{ + return 0; +} +static inline bool acpi_bus_power_manageable(acpi_handle handle) +{ + return false; +} +static inline bool acpi_bus_can_wakeup(acpi_handle handle) +{ + return false; +} +#endif /* !CONFIG_PM */ + #ifdef CONFIG_ACPI_PROC_EVENT int acpi_bus_generate_proc_event(struct acpi_device *device, u8 type, int data); int acpi_bus_generate_proc_event4(const char *class, const char *bid, u8 type, int data); @@ -352,13 +404,15 @@ int acpi_bus_receive_event(struct acpi_bus_event *event); static inline int acpi_bus_generate_proc_event(struct acpi_device *device, u8 type, int data) { return 0; } #endif + +void acpi_scan_lock_acquire(void); +void acpi_scan_lock_release(void); +int acpi_scan_add_handler(struct acpi_scan_handler *handler); int acpi_bus_register_driver(struct acpi_driver *driver); void acpi_bus_unregister_driver(struct acpi_driver *driver); -int acpi_bus_add(struct acpi_device **child, struct acpi_device *parent, - acpi_handle handle, int type); +int acpi_bus_scan(acpi_handle handle); void acpi_bus_hot_remove_device(void *context); -int acpi_bus_trim(struct acpi_device *start, int rmdevice); -int acpi_bus_start(struct acpi_device *device); +void acpi_bus_trim(struct acpi_device *start); acpi_status acpi_bus_get_ejd(acpi_handle handle, acpi_handle * ejd); int acpi_match_device_ids(struct acpi_device *device, const struct acpi_device_id *ids); @@ -383,11 +437,11 @@ void acpi_remove_dir(struct acpi_device *); */ struct acpi_bus_type { struct list_head list; - struct bus_type *bus; - /* For general devices under the bus */ + const char *name; + bool (*match)(struct device *dev); int (*find_device) (struct device *, acpi_handle *); - /* For bridges, such as PCI root bridge, IDE controller */ - int (*find_bridge) (struct device *, acpi_handle *); + void (*setup)(struct device *); + void (*cleanup)(struct device *); }; int register_acpi_bus_type(struct acpi_bus_type *); int unregister_acpi_bus_type(struct acpi_bus_type *); @@ -395,7 +449,6 @@ int unregister_acpi_bus_type(struct acpi_bus_type *); struct acpi_pci_root { struct list_head node; struct acpi_device * device; - struct acpi_pci_id id; struct pci_bus *bus; u16 segment; struct resource secondary; /* downstream bus range */ @@ -408,38 +461,107 @@ struct acpi_pci_root { /* helper */ acpi_handle acpi_get_child(acpi_handle, u64); int acpi_is_root_bridge(acpi_handle); -acpi_handle acpi_get_pci_rootbridge_handle(unsigned int, unsigned int); struct acpi_pci_root *acpi_pci_find_root(acpi_handle handle); -#define DEVICE_ACPI_HANDLE(dev) ((acpi_handle)((dev)->archdata.acpi_handle)) +#define DEVICE_ACPI_HANDLE(dev) ((acpi_handle)ACPI_HANDLE(dev)) int acpi_enable_wakeup_device_power(struct acpi_device *dev, int state); int acpi_disable_wakeup_device_power(struct acpi_device *dev); #ifdef CONFIG_PM +acpi_status acpi_add_pm_notifier(struct acpi_device *adev, + acpi_notify_handler handler, void *context); +acpi_status acpi_remove_pm_notifier(struct acpi_device *adev, + acpi_notify_handler handler); +int acpi_device_power_state(struct device *dev, struct acpi_device *adev, + u32 target_state, int d_max_in, int *d_min_p); int acpi_pm_device_sleep_state(struct device *, int *, int); +void acpi_dev_pm_add_dependent(acpi_handle handle, struct device *depdev); +void acpi_dev_pm_remove_dependent(acpi_handle handle, struct device *depdev); #else -static inline int acpi_pm_device_sleep_state(struct device *d, int *p, int m) +static inline acpi_status acpi_add_pm_notifier(struct acpi_device *adev, + acpi_notify_handler handler, + void *context) +{ + return AE_SUPPORT; +} +static inline acpi_status acpi_remove_pm_notifier(struct acpi_device *adev, + acpi_notify_handler handler) +{ + return AE_SUPPORT; +} +static inline int __acpi_device_power_state(int m, int *p) { if (p) *p = ACPI_STATE_D0; return (m >= ACPI_STATE_D0 && m <= ACPI_STATE_D3) ? m : ACPI_STATE_D0; } +static inline int acpi_device_power_state(struct device *dev, + struct acpi_device *adev, + u32 target_state, int d_max_in, + int *d_min_p) +{ + return __acpi_device_power_state(d_max_in, d_min_p); +} +static inline int acpi_pm_device_sleep_state(struct device *d, int *p, int m) +{ + return __acpi_device_power_state(m, p); +} +static inline void acpi_dev_pm_add_dependent(acpi_handle handle, + struct device *depdev) {} +static inline void acpi_dev_pm_remove_dependent(acpi_handle handle, + struct device *depdev) {} #endif -#ifdef CONFIG_PM_SLEEP +#ifdef CONFIG_PM_RUNTIME +int __acpi_device_run_wake(struct acpi_device *, bool); int acpi_pm_device_run_wake(struct device *, bool); -int acpi_pm_device_sleep_wake(struct device *, bool); #else +static inline int __acpi_device_run_wake(struct acpi_device *adev, bool en) +{ + return -ENODEV; +} static inline int acpi_pm_device_run_wake(struct device *dev, bool enable) { return -ENODEV; } +#endif + +#ifdef CONFIG_PM_SLEEP +int __acpi_device_sleep_wake(struct acpi_device *, u32, bool); +int acpi_pm_device_sleep_wake(struct device *, bool); +#else +static inline int __acpi_device_sleep_wake(struct acpi_device *adev, + u32 target_state, bool enable) +{ + return -ENODEV; +} static inline int acpi_pm_device_sleep_wake(struct device *dev, bool enable) { return -ENODEV; } #endif +#ifdef CONFIG_ACPI_SLEEP +u32 acpi_target_system_state(void); +#else +static inline u32 acpi_target_system_state(void) { return ACPI_STATE_S0; } +#endif + +static inline bool acpi_device_power_manageable(struct acpi_device *adev) +{ + return adev->flags.power_manageable; +} + +static inline bool acpi_device_can_wakeup(struct acpi_device *adev) +{ + return adev->wakeup.flags.valid; +} + +static inline bool acpi_device_can_poweroff(struct acpi_device *adev) +{ + return adev->power.states[ACPI_STATE_D3_COLD].flags.os_accessible; +} + #else /* CONFIG_ACPI */ static inline int register_acpi_bus_type(void *bus) { return 0; } diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h index bb145e4b935e..627749af0ba7 100644 --- a/include/acpi/acpi_drivers.h +++ b/include/acpi/acpi_drivers.h @@ -90,11 +90,6 @@ int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering, int *polarity, char **name); int acpi_pci_link_free_irq(acpi_handle handle); -/* ACPI PCI Interrupt Routing (pci_irq.c) */ - -int acpi_pci_irq_add_prt(acpi_handle handle, struct pci_bus *bus); -void acpi_pci_irq_del_prt(struct pci_bus *bus); - /* ACPI PCI Device Binding (pci_bind.c) */ struct pci_bus; diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h index 1222ba93d80a..5b3d2bd4813a 100644 --- a/include/acpi/acpiosxf.h +++ b/include/acpi/acpiosxf.h @@ -1,14 +1,13 @@ - /****************************************************************************** * - * Name: acpiosxf.h - All interfaces to the OS Services Layer (OSL). These + * Name: acpiosxf.h - All interfaces to the OS Services Layer (OSL). These * interfaces must be implemented by OSL to interface the * ACPI components to the host operating system. * *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -103,10 +102,8 @@ acpi_os_physical_table_override(struct acpi_table_header *existing_table, /* * Spinlock primitives */ - #ifndef acpi_os_create_lock -acpi_status -acpi_os_create_lock(acpi_spinlock *out_handle); +acpi_status acpi_os_create_lock(acpi_spinlock * out_handle); #endif void acpi_os_delete_lock(acpi_spinlock handle); @@ -149,6 +146,8 @@ void acpi_os_release_mutex(acpi_mutex handle); */ void *acpi_os_allocate(acpi_size size); +void acpi_os_free(void *memory); + void __iomem *acpi_os_map_memory(acpi_physical_address where, acpi_size length); @@ -181,12 +180,13 @@ acpi_status acpi_os_release_object(acpi_cache_t * cache, void *object); * Interrupt handlers */ acpi_status -acpi_os_install_interrupt_handler(u32 gsi, +acpi_os_install_interrupt_handler(u32 interrupt_number, acpi_osd_handler service_routine, void *context); acpi_status -acpi_os_remove_interrupt_handler(u32 gsi, acpi_osd_handler service_routine); +acpi_os_remove_interrupt_handler(u32 interrupt_number, + acpi_osd_handler service_routine); void acpi_os_gpe_count(u32 gpe_number); void acpi_os_fixed_event_count(u32 fixed_event_number); @@ -194,8 +194,6 @@ void acpi_os_fixed_event_count(u32 fixed_event_number); /* * Threads and Scheduling */ -extern struct workqueue_struct *kacpi_hotplug_wq; - acpi_thread_id acpi_os_get_thread_id(void); acpi_status diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index 8b891dbead66..03322dddd88e 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -1,4 +1,3 @@ - /****************************************************************************** * * Name: acpixf.h - External interfaces to the ACPI subsystem @@ -6,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -47,7 +46,7 @@ /* Current ACPICA subsystem version in YYYYMMDD format */ -#define ACPI_CA_VERSION 0x20120913 +#define ACPI_CA_VERSION 0x20130117 #include <acpi/acconfig.h> #include <acpi/actypes.h> @@ -57,11 +56,20 @@ extern u8 acpi_gbl_permanent_mmap; /* - * Globals that are publicly available, allowing for - * run time configuration + * Globals that are publically available */ +extern u32 acpi_current_gpe_count; +extern struct acpi_table_fadt acpi_gbl_FADT; +extern u8 acpi_gbl_system_awake_and_running; +extern u8 acpi_gbl_reduced_hardware; /* ACPI 5.0 */ + +/* Runtime configuration of debug print levels */ + extern u32 acpi_dbg_level; extern u32 acpi_dbg_layer; + +/* ACPICA runtime options */ + extern u8 acpi_gbl_enable_interpreter_slack; extern u8 acpi_gbl_all_methods_serialized; extern u8 acpi_gbl_create_osi_method; @@ -100,14 +108,9 @@ extern u8 acpi_gbl_disable_auto_repair; #endif /* !ACPI_REDUCED_HARDWARE */ -extern u32 acpi_current_gpe_count; -extern struct acpi_table_fadt acpi_gbl_FADT; -extern u8 acpi_gbl_system_awake_and_running; -extern u8 acpi_gbl_reduced_hardware; /* ACPI 5.0 */ - extern u32 acpi_rsdt_forced; /* - * Global interfaces + * Initialization */ acpi_status acpi_initialize_tables(struct acpi_table_desc *initial_storage, @@ -121,13 +124,15 @@ acpi_status acpi_initialize_objects(u32 flags); acpi_status acpi_terminate(void); +/* + * Miscellaneous global interfaces + */ +ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable(void)) +ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable(void)) #ifdef ACPI_FUTURE_USAGE acpi_status acpi_subsystem_status(void); #endif -ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable(void)) -ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable(void)) - #ifdef ACPI_FUTURE_USAGE acpi_status acpi_get_system_info(struct acpi_buffer *ret_buffer); #endif @@ -178,8 +183,7 @@ acpi_status acpi_unload_table_id(acpi_owner_id id); acpi_status acpi_get_table_header(acpi_string signature, - u32 instance, - struct acpi_table_header *out_table_header); + u32 instance, struct acpi_table_header *out_table_header); acpi_status acpi_get_table_with_size(acpi_string signature, @@ -190,13 +194,12 @@ acpi_get_table(acpi_string signature, u32 instance, struct acpi_table_header **out_table); acpi_status -acpi_get_table_by_index(u32 table_index, - struct acpi_table_header **out_table); +acpi_get_table_by_index(u32 table_index, struct acpi_table_header **out_table); acpi_status -acpi_install_table_handler(acpi_tbl_handler handler, void *context); +acpi_install_table_handler(acpi_table_handler handler, void *context); -acpi_status acpi_remove_table_handler(acpi_tbl_handler handler); +acpi_status acpi_remove_table_handler(acpi_table_handler handler); /* * Namespace and name interfaces @@ -274,7 +277,7 @@ acpi_install_initialization_handler(acpi_init_handler handler, u32 function); ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_install_global_event_handler - (ACPI_GBL_EVENT_HANDLER handler, void *context)) + (acpi_gbl_event_handler handler, void *context)) ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_install_fixed_event_handler(u32 @@ -300,10 +303,9 @@ ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status u32 gpe_number, acpi_gpe_handler address)) -acpi_status -acpi_install_notify_handler(acpi_handle device, - u32 handler_type, - acpi_notify_handler handler, void *context); +acpi_status acpi_install_notify_handler(acpi_handle device, u32 handler_type, + acpi_notify_handler handler, + void *context); acpi_status acpi_remove_notify_handler(acpi_handle device, @@ -442,6 +444,11 @@ acpi_get_event_resources(acpi_handle device_handle, struct acpi_buffer *ret_buffer); acpi_status +acpi_walk_resource_buffer(struct acpi_buffer *buffer, + acpi_walk_resource_callback user_function, + void *context); + +acpi_status acpi_walk_resources(acpi_handle device, char *name, acpi_walk_resource_callback user_function, void *context); @@ -466,6 +473,10 @@ acpi_buffer_to_resource(u8 *aml_buffer, */ acpi_status acpi_reset(void); +acpi_status acpi_read(u64 *value, struct acpi_generic_address *reg); + +acpi_status acpi_write(u64 value, struct acpi_generic_address *reg); + ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_read_bit_register(u32 register_id, u32 *return_value)) @@ -474,20 +485,6 @@ ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_write_bit_register(u32 register_id, u32 value)) -ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status - acpi_set_firmware_waking_vector(u32 - physical_address)) - -#if ACPI_MACHINE_WIDTH == 64 -ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status - acpi_set_firmware_waking_vector64(u64 - physical_address)) -#endif - -acpi_status acpi_read(u64 *value, struct acpi_generic_address *reg); - -acpi_status acpi_write(u64 value, struct acpi_generic_address *reg); - /* * Sleep/Wake interfaces */ @@ -504,6 +501,15 @@ acpi_status acpi_leave_sleep_state_prep(u8 sleep_state); acpi_status acpi_leave_sleep_state(u8 sleep_state); +ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status + acpi_set_firmware_waking_vector(u32 + physical_address)) + +#if ACPI_MACHINE_WIDTH == 64 +ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status + acpi_set_firmware_waking_vector64(u64 + physical_address)) +#endif /* * ACPI Timer interfaces */ diff --git a/include/acpi/acrestyp.h b/include/acpi/acrestyp.h index 40349ae65464..cbf4bf977f75 100644 --- a/include/acpi/acrestyp.h +++ b/include/acpi/acrestyp.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -102,8 +102,11 @@ typedef u32 acpi_rsdesc_size; /* Max Resource Descriptor size is (Length+3) = (6 #define ACPI_EXCLUSIVE (u8) 0x00 #define ACPI_SHARED (u8) 0x01 -#define ACPI_EXCLUSIVE_AND_WAKE (u8) 0x02 -#define ACPI_SHARED_AND_WAKE (u8) 0x03 + +/* Wake */ + +#define ACPI_NOT_WAKE_CAPABLE (u8) 0x00 +#define ACPI_WAKE_CAPABLE (u8) 0x01 /* * DMA Attributes @@ -171,6 +174,7 @@ struct acpi_resource_irq { u8 triggering; u8 polarity; u8 sharable; + u8 wake_capable; u8 interrupt_count; u8 interrupts[1]; }; @@ -346,6 +350,7 @@ struct acpi_resource_extended_irq { u8 triggering; u8 polarity; u8 sharable; + u8 wake_capable; u8 interrupt_count; struct acpi_resource_source resource_source; u32 interrupts[1]; @@ -365,6 +370,7 @@ struct acpi_resource_gpio { u8 producer_consumer; /* For values, see Producer/Consumer above */ u8 pin_config; u8 sharable; /* For values, see Interrupt Attributes above */ + u8 wake_capable; /* For values, see Interrupt Attributes above */ u8 io_restriction; u8 triggering; /* For values, see Interrupt Attributes above */ u8 polarity; /* For values, see Interrupt Attributes above */ @@ -591,7 +597,10 @@ struct acpi_resource { #define ACPI_RS_SIZE_MIN (u32) ACPI_ROUND_UP_TO_NATIVE_WORD (12) #define ACPI_RS_SIZE(type) (u32) (ACPI_RS_SIZE_NO_DATA + sizeof (type)) -#define ACPI_NEXT_RESOURCE(res) (struct acpi_resource *)((u8 *) res + res->length) +/* Macro for walking resource templates with multiple descriptors */ + +#define ACPI_NEXT_RESOURCE(res) \ + ACPI_ADD_PTR (struct acpi_resource, (res), (res)->length) struct acpi_pci_routing_table { u32 length; diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h index 4f94b1d812d5..9b58a8f43771 100644 --- a/include/acpi/actbl.h +++ b/include/acpi/actbl.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -326,8 +326,6 @@ enum acpi_preferred_pm_profiles { #pragma pack() -#define ACPI_FADT_OFFSET(f) (u16) ACPI_OFFSET (struct acpi_table_fadt, f) - /* * Internal table-related structures */ @@ -359,11 +357,14 @@ struct acpi_table_desc { /* * Get the remaining ACPI tables */ - #include <acpi/actbl1.h> #include <acpi/actbl2.h> #include <acpi/actbl3.h> +/* Macros used to generate offsets to specific table fields */ + +#define ACPI_FADT_OFFSET(f) (u16) ACPI_OFFSET (struct acpi_table_fadt, f) + /* * Sizes of the various flavors of FADT. We need to look closely * at the FADT length because the version number essentially tells diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h index 280fc45b59dd..0bd750ebeb49 100644 --- a/include/acpi/actbl1.h +++ b/include/acpi/actbl1.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -768,7 +768,7 @@ struct acpi_madt_interrupt_source { struct acpi_madt_local_x2apic { struct acpi_subtable_header header; - u16 reserved; /* Reserved - must be zero */ + u16 reserved; /* reserved - must be zero */ u32 local_apic_id; /* Processor x2APIC ID */ u32 lapic_flags; u32 uid; /* ACPI processor UID */ @@ -781,14 +781,14 @@ struct acpi_madt_local_x2apic_nmi { u16 inti_flags; u32 uid; /* ACPI processor UID */ u8 lint; /* LINTn to which NMI is connected */ - u8 reserved[3]; + u8 reserved[3]; /* reserved - must be zero */ }; /* 11: Generic Interrupt (ACPI 5.0) */ struct acpi_madt_generic_interrupt { struct acpi_subtable_header header; - u16 reserved; /* Reserved - must be zero */ + u16 reserved; /* reserved - must be zero */ u32 gic_id; u32 uid; u32 flags; diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h index 1b2b356486d1..77dc7a4099a3 100644 --- a/include/acpi/actbl2.h +++ b/include/acpi/actbl2.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -261,9 +261,28 @@ struct acpi_csrt_group { u16 subdevice_id; u16 revision; u16 reserved; - u32 info_length; + u32 shared_info_length; - /* Shared data (length = info_length) immediately follows */ + /* Shared data immediately follows (Length = shared_info_length) */ +}; + +/* Shared Info subtable */ + +struct acpi_csrt_shared_info { + u16 major_version; + u16 minor_version; + u32 mmio_base_low; + u32 mmio_base_high; + u32 gsi_interrupt; + u8 interrupt_polarity; + u8 interrupt_mode; + u8 num_channels; + u8 dma_address_width; + u16 base_request_line; + u16 num_handshake_signals; + u32 max_block_size; + + /* Resource descriptors immediately follow (Length = Group length - shared_info_length) */ }; /* Resource Descriptor subtable */ diff --git a/include/acpi/actbl3.h b/include/acpi/actbl3.h index 8c61b5fe42a4..332b17e3bec8 100644 --- a/include/acpi/actbl3.h +++ b/include/acpi/actbl3.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -68,13 +68,13 @@ #define ACPI_SIG_PCCT "PCCT" /* Platform Communications Channel Table */ #define ACPI_SIG_PMTT "PMTT" /* Platform Memory Topology Table */ #define ACPI_SIG_RASF "RASF" /* RAS Feature table */ +#define ACPI_SIG_TPM2 "TPM2" /* Trusted Platform Module 2.0 H/W interface table */ #define ACPI_SIG_S3PT "S3PT" /* S3 Performance (sub)Table */ #define ACPI_SIG_PCCS "PCC" /* PCC Shared Memory Region */ /* Reserved table signatures */ -#define ACPI_SIG_CSRT "CSRT" /* Core System Resources Table */ #define ACPI_SIG_MATR "MATR" /* Memory Address Translation Table */ #define ACPI_SIG_MSDM "MSDM" /* Microsoft Data Management Table */ #define ACPI_SIG_WPBT "WPBT" /* Windows Platform Binary Table */ @@ -277,10 +277,10 @@ struct acpi_table_gtdt { ******************************************************************************/ #define ACPI_MPST_CHANNEL_INFO \ - u16 reserved1; \ u8 channel_id; \ - u8 reserved2; \ - u16 power_node_count; + u8 reserved1[3]; \ + u16 power_node_count; \ + u16 reserved2; /* Main table */ @@ -304,9 +304,8 @@ struct acpi_mpst_power_node { u32 length; u64 range_address; u64 range_length; - u8 num_power_states; - u8 num_physical_components; - u16 reserved2; + u32 num_power_states; + u32 num_physical_components; }; /* Values for Flags field above */ @@ -332,10 +331,11 @@ struct acpi_mpst_component { struct acpi_mpst_data_hdr { u16 characteristics_count; + u16 reserved; }; struct acpi_mpst_power_data { - u8 revision; + u8 structure_id; u8 flags; u16 reserved1; u32 average_power; @@ -356,10 +356,10 @@ struct acpi_mpst_shared { u32 signature; u16 pcc_command; u16 pcc_status; - u16 command_register; - u16 status_register; - u16 power_state_id; - u16 power_node_id; + u32 command_register; + u32 status_register; + u32 power_state_id; + u32 power_node_id; u64 energy_consumed; u64 average_power; }; @@ -550,6 +550,36 @@ enum acpi_rasf_status { #define ACPI_RASF_ERROR (1<<2) #define ACPI_RASF_STATUS (0x1F<<3) +/******************************************************************************* + * + * TPM2 - Trusted Platform Module (TPM) 2.0 Hardware Interface Table + * Version 3 + * + * Conforms to "TPM 2.0 Hardware Interface Table (TPM2)" 29 November 2011 + * + ******************************************************************************/ + +struct acpi_table_tpm2 { + struct acpi_table_header header; /* Common ACPI table header */ + u32 flags; + u64 control_address; + u32 start_method; +}; + +/* Control area structure (not part of table, pointed to by control_address) */ + +struct acpi_tpm2_control { + u32 reserved; + u32 error; + u32 cancel; + u32 start; + u64 interrupt_control; + u32 command_size; + u64 command_address; + u32 response_size; + u64 response_address; +}; + /* Reset to default packing */ #pragma pack() diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h index a85bae968262..845e75f1ffd8 100644 --- a/include/acpi/actypes.h +++ b/include/acpi/actypes.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -341,7 +341,7 @@ typedef u32 acpi_physical_address; /* PM Timer ticks per second (HZ) */ -#define PM_TIMER_FREQUENCY 3579545 +#define ACPI_PM_TIMER_FREQUENCY 3579545 /******************************************************************************* * @@ -373,6 +373,21 @@ typedef u32 acpi_name; /* 4-byte ACPI name */ typedef char *acpi_string; /* Null terminated ASCII string */ typedef void *acpi_handle; /* Actually a ptr to a NS Node */ +/* Time constants for timer calculations */ + +#define ACPI_MSEC_PER_SEC 1000L + +#define ACPI_USEC_PER_MSEC 1000L +#define ACPI_USEC_PER_SEC 1000000L + +#define ACPI_100NSEC_PER_USEC 10L +#define ACPI_100NSEC_PER_MSEC 10000L +#define ACPI_100NSEC_PER_SEC 10000000L + +#define ACPI_NSEC_PER_USEC 1000L +#define ACPI_NSEC_PER_MSEC 1000000L +#define ACPI_NSEC_PER_SEC 1000000000L + /* Owner IDs are used to track namespace nodes for selective deletion */ typedef u8 acpi_owner_id; @@ -390,10 +405,6 @@ typedef u8 acpi_owner_id; #define ACPI_MAX16_DECIMAL_DIGITS 5 #define ACPI_MAX8_DECIMAL_DIGITS 3 -/* PM Timer ticks per second (HZ) */ - -#define PM_TIMER_FREQUENCY 3579545 - /* * Constants with special meanings */ @@ -453,10 +464,14 @@ typedef u64 acpi_integer; #define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i) #define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i) +/* Optimizations for 4-character (32-bit) acpi_name manipulation */ + #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED #define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32, (a)) == *ACPI_CAST_PTR (u32, (b))) +#define ACPI_MOVE_NAME(dest,src) (*ACPI_CAST_PTR (u32, (dest)) = *ACPI_CAST_PTR (u32, (src))) #else #define ACPI_COMPARE_NAME(a,b) (!ACPI_STRNCMP (ACPI_CAST_PTR (char, (a)), ACPI_CAST_PTR (char, (b)), ACPI_NAME_SIZE)) +#define ACPI_MOVE_NAME(dest,src) (ACPI_STRNCPY (ACPI_CAST_PTR (char, (dest)), ACPI_CAST_PTR (char, (src)), ACPI_NAME_SIZE)) #endif /******************************************************************************* @@ -470,6 +485,7 @@ typedef u64 acpi_integer; */ #define ACPI_FULL_INITIALIZATION 0x00 #define ACPI_NO_ADDRESS_SPACE_INIT 0x01 +#define ACPI_NO_HARDWARE_INIT 0x02 #define ACPI_NO_EVENT_INIT 0x04 #define ACPI_NO_HANDLER_INIT 0x08 #define ACPI_NO_ACPI_ENABLE 0x10 @@ -591,7 +607,7 @@ typedef u32 acpi_object_type; /* * These are special object types that never appear in - * a Namespace node, only in a union acpi_operand_object + * a Namespace node, only in an object of union acpi_operand_object */ #define ACPI_TYPE_LOCAL_EXTRA 0x1C #define ACPI_TYPE_LOCAL_DATA 0x1D @@ -658,7 +674,7 @@ typedef u32 acpi_event_status; #define ACPI_GPE_MAX 0xFF #define ACPI_NUM_GPE 256 -/* Actions for acpi_set_gpe_wake_mask, acpi_hw_low_set_gpe */ +/* Actions for acpi_set_gpe, acpi_gpe_wakeup, acpi_hw_low_set_gpe */ #define ACPI_GPE_ENABLE 0 #define ACPI_GPE_DISABLE 1 @@ -796,11 +812,11 @@ typedef u8 acpi_adr_space_type; /* Sleep function dispatch */ -typedef acpi_status(*ACPI_SLEEP_FUNCTION) (u8 sleep_state); +typedef acpi_status(*acpi_sleep_function) (u8 sleep_state); struct acpi_sleep_functions { - ACPI_SLEEP_FUNCTION legacy_function; - ACPI_SLEEP_FUNCTION extended_function; + acpi_sleep_function legacy_function; + acpi_sleep_function extended_function; }; /* @@ -876,6 +892,10 @@ struct acpi_buffer { void *pointer; /* pointer to buffer */ }; +/* Free a buffer created in an struct acpi_buffer via ACPI_ALLOCATE_LOCAL_BUFFER */ + +#define ACPI_FREE_BUFFER(b) ACPI_FREE(b.pointer) + /* * name_type for acpi_get_name */ @@ -922,7 +942,8 @@ struct acpi_system_info { /* * Types specific to the OS service interfaces */ -typedef u32(ACPI_SYSTEM_XFACE * acpi_osd_handler) (void *context); +typedef u32 + (ACPI_SYSTEM_XFACE * acpi_osd_handler) (void *context); typedef void (ACPI_SYSTEM_XFACE * acpi_osd_exec_callback) (void *context); @@ -931,14 +952,15 @@ typedef void * Various handlers and callback procedures */ typedef -void (*ACPI_GBL_EVENT_HANDLER) (u32 event_type, +void (*acpi_gbl_event_handler) (u32 event_type, acpi_handle device, u32 event_number, void *context); #define ACPI_EVENT_TYPE_GPE 0 #define ACPI_EVENT_TYPE_FIXED 1 -typedef u32(*acpi_event_handler) (void *context); +typedef +u32(*acpi_event_handler) (void *context); typedef u32 (*acpi_gpe_handler) (acpi_handle gpe_device, u32 gpe_number, void *context); @@ -962,7 +984,11 @@ acpi_status(*acpi_exception_handler) (acpi_status aml_status, /* Table Event handler (Load, load_table, etc.) and types */ typedef -acpi_status(*acpi_tbl_handler) (u32 event, void *table, void *context); +acpi_status(*acpi_table_handler) (u32 event, void *table, void *context); + +#define ACPI_TABLE_LOAD 0x0 +#define ACPI_TABLE_UNLOAD 0x1 +#define ACPI_NUM_TABLE_EVENTS 2 /* Address Spaces (For Operation Regions) */ @@ -1018,17 +1044,17 @@ u32 (*acpi_interface_handler) (acpi_string interface_name, u32 supported); #define ACPI_UUID_LENGTH 16 -/* Structures used for device/processor HID, UID, CID */ +/* Structures used for device/processor HID, UID, CID, and SUB */ -struct acpica_device_id { +struct acpi_pnp_device_id { u32 length; /* Length of string + null */ char *string; }; -struct acpica_device_id_list { +struct acpi_pnp_device_id_list { u32 count; /* Number of IDs in Ids array */ u32 list_size; /* Size of list, including ID strings */ - struct acpica_device_id ids[1]; /* ID array */ + struct acpi_pnp_device_id ids[1]; /* ID array */ }; /* @@ -1046,9 +1072,10 @@ struct acpi_device_info { u8 lowest_dstates[5]; /* _sx_w values: 0xFF indicates not valid */ u32 current_status; /* _STA value */ u64 address; /* _ADR value */ - struct acpica_device_id hardware_id; /* _HID value */ - struct acpica_device_id unique_id; /* _UID value */ - struct acpica_device_id_list compatible_id_list; /* _CID list <must be last> */ + struct acpi_pnp_device_id hardware_id; /* _HID value */ + struct acpi_pnp_device_id unique_id; /* _UID value */ + struct acpi_pnp_device_id subsystem_id; /* _SUB value */ + struct acpi_pnp_device_id_list compatible_id_list; /* _CID list <must be last> */ }; /* Values for Flags field above (acpi_get_object_info) */ @@ -1061,11 +1088,12 @@ struct acpi_device_info { #define ACPI_VALID_ADR 0x02 #define ACPI_VALID_HID 0x04 #define ACPI_VALID_UID 0x08 -#define ACPI_VALID_CID 0x10 -#define ACPI_VALID_SXDS 0x20 -#define ACPI_VALID_SXWS 0x40 +#define ACPI_VALID_SUB 0x10 +#define ACPI_VALID_CID 0x20 +#define ACPI_VALID_SXDS 0x40 +#define ACPI_VALID_SXWS 0x80 -/* Flags for _STA method */ +/* Flags for _STA return value (current_status above) */ #define ACPI_STA_DEVICE_PRESENT 0x01 #define ACPI_STA_DEVICE_ENABLED 0x02 diff --git a/include/acpi/container.h b/include/acpi/container.h deleted file mode 100644 index a703f14e049e..000000000000 --- a/include/acpi/container.h +++ /dev/null @@ -1,12 +0,0 @@ -#ifndef __ACPI_CONTAINER_H -#define __ACPI_CONTAINER_H - -#include <linux/kernel.h> - -struct acpi_container { - acpi_handle handle; - unsigned long sun; - int state; -}; - -#endif /* __ACPI_CONTAINER_H */ diff --git a/include/acpi/ghes.h b/include/acpi/ghes.h new file mode 100644 index 000000000000..720446cb243e --- /dev/null +++ b/include/acpi/ghes.h @@ -0,0 +1,72 @@ +#include <acpi/apei.h> +#include <acpi/hed.h> + +/* + * One struct ghes is created for each generic hardware error source. + * It provides the context for APEI hardware error timer/IRQ/SCI/NMI + * handler. + * + * estatus: memory buffer for error status block, allocated during + * HEST parsing. + */ +#define GHES_TO_CLEAR 0x0001 +#define GHES_EXITING 0x0002 + +struct ghes { + struct acpi_hest_generic *generic; + struct acpi_hest_generic_status *estatus; + u64 buffer_paddr; + unsigned long flags; + union { + struct list_head list; + struct timer_list timer; + unsigned int irq; + }; +}; + +struct ghes_estatus_node { + struct llist_node llnode; + struct acpi_hest_generic *generic; + struct ghes *ghes; +}; + +struct ghes_estatus_cache { + u32 estatus_len; + atomic_t count; + struct acpi_hest_generic *generic; + unsigned long long time_in; + struct rcu_head rcu; +}; + +enum { + GHES_SEV_NO = 0x0, + GHES_SEV_CORRECTED = 0x1, + GHES_SEV_RECOVERABLE = 0x2, + GHES_SEV_PANIC = 0x3, +}; + +/* From drivers/edac/ghes_edac.c */ + +#ifdef CONFIG_EDAC_GHES +void ghes_edac_report_mem_error(struct ghes *ghes, int sev, + struct cper_sec_mem_err *mem_err); + +int ghes_edac_register(struct ghes *ghes, struct device *dev); + +void ghes_edac_unregister(struct ghes *ghes); + +#else +static inline void ghes_edac_report_mem_error(struct ghes *ghes, int sev, + struct cper_sec_mem_err *mem_err) +{ +} + +static inline int ghes_edac_register(struct ghes *ghes, struct device *dev) +{ + return 0; +} + +static inline void ghes_edac_unregister(struct ghes *ghes) +{ +} +#endif diff --git a/include/acpi/platform/acenv.h b/include/acpi/platform/acenv.h index 89cee88dd2a5..ef04b36ca6ed 100644 --- a/include/acpi/platform/acenv.h +++ b/include/acpi/platform/acenv.h @@ -1,11 +1,11 @@ /****************************************************************************** * - * Name: acenv.h - Generation environment specific items + * Name: acenv.h - Host and compiler configuration * *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -44,6 +44,12 @@ #ifndef __ACENV_H__ #define __ACENV_H__ +/* + * Environment configuration. The purpose of this file is to interface ACPICA + * to the local environment. This includes compiler-specific, OS-specific, + * and machine-specific configuration. + */ + /* Types for ACPI_MUTEX_TYPE */ #define ACPI_BINARY_SEMAPHORE 0 @@ -60,139 +66,170 @@ * *****************************************************************************/ -#ifdef ACPI_LIBRARY -/* - * Note: The non-debug version of the acpi_library does not contain any - * debug support, for minimal size. The debug version uses ACPI_FULL_DEBUG - */ -#define ACPI_USE_LOCAL_CACHE -#endif +/* iASL configuration */ #ifdef ACPI_ASL_COMPILER -#define ACPI_DEBUG_OUTPUT #define ACPI_APPLICATION #define ACPI_DISASSEMBLER +#define ACPI_DEBUG_OUTPUT #define ACPI_CONSTANT_EVAL_ONLY #define ACPI_LARGE_NAMESPACE_NODE #define ACPI_DATA_TABLE_DISASSEMBLY +#define ACPI_SINGLE_THREADED #endif +/* acpi_exec configuration. Multithreaded with full AML debugger */ + #ifdef ACPI_EXEC_APP -#undef DEBUGGER_THREADING -#define DEBUGGER_THREADING DEBUGGER_SINGLE_THREADED -#define ACPI_FULL_DEBUG #define ACPI_APPLICATION -#define ACPI_DEBUGGER +#define ACPI_FULL_DEBUG #define ACPI_MUTEX_DEBUG #define ACPI_DBG_TRACK_ALLOCATIONS #endif +/* acpi_names configuration. Single threaded with debugger output enabled. */ + +#ifdef ACPI_NAMES_APP +#define ACPI_DEBUGGER +#define ACPI_APPLICATION +#define ACPI_SINGLE_THREADED +#endif + +/* + * acpi_bin/acpi_help/acpi_src configuration. All single threaded, with + * no debug output. + */ +#if (defined ACPI_BIN_APP) || \ + (defined ACPI_SRC_APP) || \ + (defined ACPI_XTRACT_APP) +#define ACPI_APPLICATION +#define ACPI_SINGLE_THREADED +#endif + +#ifdef ACPI_HELP_APP +#define ACPI_APPLICATION +#define ACPI_SINGLE_THREADED +#define ACPI_NO_ERROR_MESSAGES +#endif + +/* Linkable ACPICA library */ + +#ifdef ACPI_LIBRARY +#define ACPI_USE_LOCAL_CACHE +#define ACPI_FUTURE_USAGE +#endif + +/* Common for all ACPICA applications */ + #ifdef ACPI_APPLICATION #define ACPI_USE_SYSTEM_CLIBRARY #define ACPI_USE_LOCAL_CACHE #endif +/* Common debug support */ + #ifdef ACPI_FULL_DEBUG #define ACPI_DEBUGGER #define ACPI_DEBUG_OUTPUT #define ACPI_DISASSEMBLER #endif -/* - * Environment configuration. The purpose of this file is to interface to the - * local generation environment. - * - * 1) ACPI_USE_SYSTEM_CLIBRARY - Define this if linking to an actual C library. - * Otherwise, local versions of string/memory functions will be used. - * 2) ACPI_USE_STANDARD_HEADERS - Define this if linking to a C library and - * the standard header files may be used. - * - * The ACPI subsystem only uses low level C library functions that do not call - * operating system services and may therefore be inlined in the code. - * - * It may be necessary to tailor these include files to the target - * generation environment. - * - * - * Functions and constants used from each header: - * - * string.h: memcpy - * memset - * strcat - * strcmp - * strcpy - * strlen - * strncmp - * strncat - * strncpy - * - * stdlib.h: strtoul - * - * stdarg.h: va_list - * va_arg - * va_start - * va_end - * - */ /*! [Begin] no source code translation */ +/****************************************************************************** + * + * Host configuration files. The compiler configuration files are included + * by the host files. + * + *****************************************************************************/ + #if defined(_LINUX) || defined(__linux__) #include <acpi/platform/aclinux.h> -#elif defined(_AED_EFI) -#include "acefi.h" - -#elif defined(WIN32) -#include "acwin.h" - -#elif defined(WIN64) -#include "acwin64.h" - -#elif defined(MSDOS) /* Must appear after WIN32 and WIN64 check */ -#include "acdos16.h" - #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) #include "acfreebsd.h" #elif defined(__NetBSD__) #include "acnetbsd.h" +#elif defined(__sun) +#include "acsolaris.h" + #elif defined(MODESTO) #include "acmodesto.h" #elif defined(NETWARE) #include "acnetware.h" -#elif defined(__sun) -#include "acsolaris.h" +#elif defined(_CYGWIN) +#include "accygwin.h" -#else +#elif defined(WIN32) +#include "acwin.h" + +#elif defined(WIN64) +#include "acwin64.h" -/* All other environments */ +#elif defined(_WRS_LIB_BUILD) +#include "acvxworks.h" -#define ACPI_USE_STANDARD_HEADERS +#elif defined(__OS2__) +#include "acos2.h" -#define COMPILER_DEPENDENT_INT64 long long -#define COMPILER_DEPENDENT_UINT64 unsigned long long +#elif defined(_AED_EFI) +#include "acefi.h" + +#elif defined(__HAIKU__) +#include "achaiku.h" +#else + +/* Unknown environment */ + +#error Unknown target environment #endif /*! [End] no source code translation !*/ /****************************************************************************** * - * Miscellaneous configuration + * Setup defaults for the required symbols that were not defined in one of + * the host/compiler files above. * *****************************************************************************/ -/* - * Are mutexes supported by the host? default is no, use binary semaphores. - */ +/* 64-bit data types */ + +#ifndef COMPILER_DEPENDENT_INT64 +#define COMPILER_DEPENDENT_INT64 long long +#endif + +#ifndef COMPILER_DEPENDENT_UINT64 +#define COMPILER_DEPENDENT_UINT64 unsigned long long +#endif + +/* Type of mutex supported by host. Default is binary semaphores. */ #ifndef ACPI_MUTEX_TYPE #define ACPI_MUTEX_TYPE ACPI_BINARY_SEMAPHORE #endif +/* Global Lock acquire/release */ + +#ifndef ACPI_ACQUIRE_GLOBAL_LOCK +#define ACPI_ACQUIRE_GLOBAL_LOCK(Glptr, acquired) acquired = 1 +#endif + +#ifndef ACPI_RELEASE_GLOBAL_LOCK +#define ACPI_RELEASE_GLOBAL_LOCK(Glptr, pending) pending = 0 +#endif + +/* Flush CPU cache - used when going to sleep. Wbinvd or similar. */ + +#ifndef ACPI_FLUSH_CPU_CACHE +#define ACPI_FLUSH_CPU_CACHE() +#endif + /* "inline" keywords - configurable since inline is not standardized */ #ifndef ACPI_INLINE @@ -200,6 +237,30 @@ #endif /* + * Configurable calling conventions: + * + * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads) + * ACPI_EXTERNAL_XFACE - External ACPI interfaces + * ACPI_INTERNAL_XFACE - Internal ACPI interfaces + * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces + */ +#ifndef ACPI_SYSTEM_XFACE +#define ACPI_SYSTEM_XFACE +#endif + +#ifndef ACPI_EXTERNAL_XFACE +#define ACPI_EXTERNAL_XFACE +#endif + +#ifndef ACPI_INTERNAL_XFACE +#define ACPI_INTERNAL_XFACE +#endif + +#ifndef ACPI_INTERNAL_VAR_XFACE +#define ACPI_INTERNAL_VAR_XFACE +#endif + +/* * Debugger threading model * Use single threaded if the entire subsystem is contained in an application * Use multiple threaded when the subsystem is running in the kernel. @@ -222,17 +283,26 @@ * *****************************************************************************/ -#define ACPI_IS_ASCII(c) ((c) < 0x80) - -#ifdef ACPI_USE_SYSTEM_CLIBRARY /* - * Use the standard C library headers. - * We want to keep these to a minimum. + * ACPI_USE_SYSTEM_CLIBRARY - Define this if linking to an actual C library. + * Otherwise, local versions of string/memory functions will be used. + * ACPI_USE_STANDARD_HEADERS - Define this if linking to a C library and + * the standard header files may be used. + * + * The ACPICA subsystem only uses low level C library functions that do not call + * operating system services and may therefore be inlined in the code. + * + * It may be necessary to tailor these include files to the target + * generation environment. */ +#ifdef ACPI_USE_SYSTEM_CLIBRARY + +/* Use the standard C library headers. We want to keep these to a minimum. */ + #ifdef ACPI_USE_STANDARD_HEADERS -/* - * Use the standard headers from the standard locations - */ + +/* Use the standard headers from the standard locations */ + #include <stdarg.h> #include <stdlib.h> #include <string.h> @@ -240,9 +310,8 @@ #endif /* ACPI_USE_STANDARD_HEADERS */ -/* - * We will be linking to the standard Clib functions - */ +/* We will be linking to the standard Clib functions */ + #define ACPI_STRSTR(s1,s2) strstr((s1), (s2)) #define ACPI_STRCHR(s1,c) strchr((s1), (c)) #define ACPI_STRLEN(s) (acpi_size) strlen((s)) @@ -274,13 +343,12 @@ * *****************************************************************************/ - /* - * Use local definitions of C library macros and functions - * NOTE: The function implementations may not be as efficient - * as an inline or assembly code implementation provided by a - * native C library. - */ - +/* + * Use local definitions of C library macros and functions. These function + * implementations may not be as efficient as an inline or assembly code + * implementation provided by a native C library, but they are functionally + * equivalent. + */ #ifndef va_arg #ifndef _VALIST @@ -288,22 +356,22 @@ typedef char *va_list; #endif /* _VALIST */ -/* - * Storage alignment properties - */ +/* Storage alignment properties */ + #define _AUPBND (sizeof (acpi_native_int) - 1) #define _ADNBND (sizeof (acpi_native_int) - 1) -/* - * Variable argument list macro definitions - */ +/* Variable argument list macro definitions */ + #define _bnd(X, bnd) (((sizeof (X)) + (bnd)) & (~(bnd))) #define va_arg(ap, T) (*(T *)(((ap) += (_bnd (T, _AUPBND))) - (_bnd (T,_ADNBND)))) -#define va_end(ap) (void) 0 +#define va_end(ap) (ap = (va_list) NULL) #define va_start(ap, A) (void) ((ap) = (((char *) &(A)) + (_bnd (A,_AUPBND)))) #endif /* va_arg */ +/* Use the local (ACPICA) definitions of the clib functions */ + #define ACPI_STRSTR(s1,s2) acpi_ut_strstr ((s1), (s2)) #define ACPI_STRCHR(s1,c) acpi_ut_strchr ((s1), (c)) #define ACPI_STRLEN(s) (acpi_size) acpi_ut_strlen ((s)) @@ -322,59 +390,4 @@ typedef char *va_list; #endif /* ACPI_USE_SYSTEM_CLIBRARY */ -/****************************************************************************** - * - * Assembly code macros - * - *****************************************************************************/ - -/* - * Handle platform- and compiler-specific assembly language differences. - * These should already have been defined by the platform includes above. - * - * Notes: - * 1) Interrupt 3 is used to break into a debugger - * 2) Interrupts are turned off during ACPI register setup - */ - -/* Unrecognized compiler, use defaults */ - -#ifndef ACPI_ASM_MACROS - -/* - * Calling conventions: - * - * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads) - * ACPI_EXTERNAL_XFACE - External ACPI interfaces - * ACPI_INTERNAL_XFACE - Internal ACPI interfaces - * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces - */ -#define ACPI_SYSTEM_XFACE -#define ACPI_EXTERNAL_XFACE -#define ACPI_INTERNAL_XFACE -#define ACPI_INTERNAL_VAR_XFACE - -#define ACPI_ASM_MACROS -#define BREAKPOINT3 -#define ACPI_DISABLE_IRQS() -#define ACPI_ENABLE_IRQS() -#define ACPI_ACQUIRE_GLOBAL_LOCK(Glptr, acq) -#define ACPI_RELEASE_GLOBAL_LOCK(Glptr, acq) - -#endif /* ACPI_ASM_MACROS */ - -#ifdef ACPI_APPLICATION - -/* Don't want software interrupts within a ring3 application */ - -#undef BREAKPOINT3 -#define BREAKPOINT3 -#endif - -/****************************************************************************** - * - * Compiler-specific information is contained in the compiler-specific - * headers. - * - *****************************************************************************/ #endif /* __ACENV_H__ */ diff --git a/include/acpi/platform/acgcc.h b/include/acpi/platform/acgcc.h index 72553b0c9f33..e077ce6c38ca 100644 --- a/include/acpi/platform/acgcc.h +++ b/include/acpi/platform/acgcc.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -64,8 +64,4 @@ */ #define ACPI_UNUSED_VAR __attribute__ ((unused)) -#ifdef _ANSI -#define inline -#endif - #endif /* __ACGCC_H__ */ diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h index 85d5d8f38452..68534ef86ec8 100644 --- a/include/acpi/platform/aclinux.h +++ b/include/acpi/platform/aclinux.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -108,7 +108,6 @@ #include <acpi/platform/acgcc.h> - #ifdef __KERNEL__ #include <acpi/actypes.h> /* diff --git a/include/acpi/processor.h b/include/acpi/processor.h index 555d0337ad95..b327b5a9296d 100644 --- a/include/acpi/processor.h +++ b/include/acpi/processor.h @@ -235,6 +235,9 @@ extern void acpi_processor_unregister_performance(struct if a _PPC object exists, rmmod is disallowed then */ int acpi_processor_notify_smm(struct module *calling_module); +/* parsing the _P* objects. */ +extern int acpi_processor_get_performance_info(struct acpi_processor *pr); + /* for communication between multiple parts of the processor kernel module */ DECLARE_PER_CPU(struct acpi_processor *, processors); extern struct acpi_processor_errata errata; |