diff options
Diffstat (limited to 'drivers/acpi/acpica/utdecode.c')
| -rw-r--r-- | drivers/acpi/acpica/utdecode.c | 163 |
1 files changed, 91 insertions, 72 deletions
diff --git a/drivers/acpi/acpica/utdecode.c b/drivers/acpi/acpica/utdecode.c index d42ede5260c..90ec37c473c 100644 --- a/drivers/acpi/acpica/utdecode.c +++ b/drivers/acpi/acpica/utdecode.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2014, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -41,7 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ -#include <linux/export.h> #include <acpi/acpi.h> #include "accommon.h" #include "acnamesp.h" @@ -49,41 +48,6 @@ #define _COMPONENT ACPI_UTILITIES ACPI_MODULE_NAME("utdecode") -/******************************************************************************* - * - * FUNCTION: acpi_format_exception - * - * PARAMETERS: Status - The acpi_status code to be formatted - * - * RETURN: A string containing the exception text. A valid pointer is - * always returned. - * - * DESCRIPTION: This function translates an ACPI exception into an ASCII string - * It is here instead of utxface.c so it is always present. - * - ******************************************************************************/ -const char *acpi_format_exception(acpi_status status) -{ - const char *exception = NULL; - - ACPI_FUNCTION_ENTRY(); - - exception = acpi_ut_validate_exception(status); - if (!exception) { - - /* Exception code was not recognized */ - - ACPI_ERROR((AE_INFO, - "Unknown exception code: 0x%8.8X", status)); - - exception = "UNKNOWN_STATUS_CODE"; - } - - return (ACPI_CAST_PTR(const char, exception)); -} - -ACPI_EXPORT_SYMBOL(acpi_format_exception) - /* * Properties of the ACPI Object Types, both internal and external. * The table is indexed by values of acpi_object_type @@ -126,8 +90,8 @@ const u8 acpi_gbl_ns_properties[ACPI_NUM_NS_TYPES] = { * * FUNCTION: acpi_ut_hex_to_ascii_char * - * PARAMETERS: Integer - Contains the hex digit - * Position - bit position of the digit within the + * PARAMETERS: integer - Contains the hex digit + * position - bit position of the digit within the * integer (multiple of 4) * * RETURN: The converted Ascii character @@ -164,16 +128,17 @@ char acpi_ut_hex_to_ascii_char(u64 integer, u32 position) /* Region type decoding */ const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS] = { - "SystemMemory", - "SystemIO", - "PCI_Config", - "EmbeddedControl", - "SMBus", - "SystemCMOS", - "PCIBARTarget", - "IPMI", - "GeneralPurposeIo", - "GenericSerialBus" + "SystemMemory", /* 0x00 */ + "SystemIO", /* 0x01 */ + "PCI_Config", /* 0x02 */ + "EmbeddedControl", /* 0x03 */ + "SMBus", /* 0x04 */ + "SystemCMOS", /* 0x05 */ + "PCIBARTarget", /* 0x06 */ + "IPMI", /* 0x07 */ + "GeneralPurposeIo", /* 0x08 */ + "GenericSerialBus", /* 0x09 */ + "PCC" /* 0x0A */ }; char *acpi_ut_get_region_name(u8 space_id) @@ -228,7 +193,7 @@ char *acpi_ut_get_event_name(u32 event_id) * * FUNCTION: acpi_ut_get_type_name * - * PARAMETERS: Type - An ACPI object type + * PARAMETERS: type - An ACPI object type * * RETURN: Decoded ACPI object type name * @@ -306,7 +271,7 @@ char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc) * * FUNCTION: acpi_ut_get_node_name * - * PARAMETERS: Object - A namespace node + * PARAMETERS: object - A namespace node * * RETURN: ASCII name of the node * @@ -351,7 +316,7 @@ char *acpi_ut_get_node_name(void *object) * * FUNCTION: acpi_ut_get_descriptor_name * - * PARAMETERS: Object - An ACPI object + * PARAMETERS: object - An ACPI object * * RETURN: Decoded name of the descriptor type * @@ -401,7 +366,7 @@ char *acpi_ut_get_descriptor_name(void *object) * * FUNCTION: acpi_ut_get_reference_name * - * PARAMETERS: Object - An ACPI reference object + * PARAMETERS: object - An ACPI reference object * * RETURN: Decoded name of the type of reference * @@ -497,32 +462,86 @@ char *acpi_ut_get_mutex_name(u32 mutex_id) /* Names for Notify() values, used for debug output */ -static const char *acpi_gbl_notify_value_names[] = { - "Bus Check", - "Device Check", - "Device Wake", - "Eject Request", - "Device Check Light", - "Frequency Mismatch", - "Bus Mode Mismatch", - "Power Fault", - "Capabilities Check", - "Device PLD Check", - "Reserved", - "System Locality Update" +static const char *acpi_gbl_generic_notify[ACPI_NOTIFY_MAX + 1] = { + /* 00 */ "Bus Check", + /* 01 */ "Device Check", + /* 02 */ "Device Wake", + /* 03 */ "Eject Request", + /* 04 */ "Device Check Light", + /* 05 */ "Frequency Mismatch", + /* 06 */ "Bus Mode Mismatch", + /* 07 */ "Power Fault", + /* 08 */ "Capabilities Check", + /* 09 */ "Device PLD Check", + /* 0A */ "Reserved", + /* 0B */ "System Locality Update", + /* 0C */ "Shutdown Request" +}; + +static const char *acpi_gbl_device_notify[4] = { + /* 80 */ "Status Change", + /* 81 */ "Information Change", + /* 82 */ "Device-Specific Change", + /* 83 */ "Device-Specific Change" +}; + +static const char *acpi_gbl_processor_notify[4] = { + /* 80 */ "Performance Capability Change", + /* 81 */ "C-State Change", + /* 82 */ "Throttling Capability Change", + /* 83 */ "Device-Specific Change" +}; + +static const char *acpi_gbl_thermal_notify[4] = { + /* 80 */ "Thermal Status Change", + /* 81 */ "Thermal Trip Point Change", + /* 82 */ "Thermal Device List Change", + /* 83 */ "Thermal Relationship Change" }; -const char *acpi_ut_get_notify_name(u32 notify_value) +const char *acpi_ut_get_notify_name(u32 notify_value, acpi_object_type type) { + /* 00 - 0C are common to all object types */ + if (notify_value <= ACPI_NOTIFY_MAX) { - return (acpi_gbl_notify_value_names[notify_value]); - } else if (notify_value <= ACPI_MAX_SYS_NOTIFY) { + return (acpi_gbl_generic_notify[notify_value]); + } + + /* 0D - 7F are reserved */ + + if (notify_value <= ACPI_MAX_SYS_NOTIFY) { return ("Reserved"); - } else { /* Greater or equal to 0x80 */ + } - return ("**Device Specific**"); + /* 80 - 83 are per-object-type */ + + if (notify_value <= 0x83) { + switch (type) { + case ACPI_TYPE_ANY: + case ACPI_TYPE_DEVICE: + return (acpi_gbl_device_notify[notify_value - 0x80]); + + case ACPI_TYPE_PROCESSOR: + return (acpi_gbl_processor_notify[notify_value - 0x80]); + + case ACPI_TYPE_THERMAL: + return (acpi_gbl_thermal_notify[notify_value - 0x80]); + + default: + return ("Target object type does not support notifies"); + } } + + /* 84 - BF are device-specific */ + + if (notify_value <= ACPI_MAX_DEVICE_SPECIFIC_NOTIFY) { + return ("Device-Specific"); + } + + /* C0 and above are hardware-specific */ + + return ("Hardware-Specific"); } #endif @@ -530,7 +549,7 @@ const char *acpi_ut_get_notify_name(u32 notify_value) * * FUNCTION: acpi_ut_valid_object_type * - * PARAMETERS: Type - Object type to be validated + * PARAMETERS: type - Object type to be validated * * RETURN: TRUE if valid object type, FALSE otherwise * |