diff options
Diffstat (limited to 'drivers/acpi/acpica/exstoren.c')
| -rw-r--r-- | drivers/acpi/acpica/exstoren.c | 48 |
1 files changed, 19 insertions, 29 deletions
diff --git a/drivers/acpi/acpica/exstoren.c b/drivers/acpi/acpica/exstoren.c index 145d15305f7..04bd16c08f9 100644 --- a/drivers/acpi/acpica/exstoren.c +++ b/drivers/acpi/acpica/exstoren.c @@ -1,4 +1,3 @@ - /****************************************************************************** * * Module Name: exstoren - AML Interpreter object store support, @@ -7,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2008, Intel Corp. + * Copyright (C) 2000 - 2014, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -61,7 +60,7 @@ ACPI_MODULE_NAME("exstoren") * * RETURN: Status, resolved object in source_desc_ptr. * - * DESCRIPTION: Resolve an object. If the object is a reference, dereference + * DESCRIPTION: Resolve an object. If the object is a reference, dereference * it and return the actual object in the source_desc_ptr. * ******************************************************************************/ @@ -86,18 +85,15 @@ acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr, * These cases all require only Integers or values that * can be converted to Integers (Strings or Buffers) */ - case ACPI_TYPE_INTEGER: case ACPI_TYPE_STRING: case ACPI_TYPE_BUFFER: - /* * Stores into a Field/Region or into a Integer/Buffer/String - * are all essentially the same. This case handles the + * are all essentially the same. This case handles the * "interchangeable" types Integer, String, and Buffer. */ - if (ACPI_GET_OBJECT_TYPE(source_desc) == - ACPI_TYPE_LOCAL_REFERENCE) { + if (source_desc->common.type == ACPI_TYPE_LOCAL_REFERENCE) { /* Resolve a reference object first */ @@ -117,13 +113,11 @@ acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr, /* Must have a Integer, Buffer, or String */ - if ((ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_INTEGER) && - (ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_BUFFER) && - (ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_STRING) && - !((ACPI_GET_OBJECT_TYPE(source_desc) == - ACPI_TYPE_LOCAL_REFERENCE) - && (source_desc->reference.class == - ACPI_REFCLASS_TABLE))) { + if ((source_desc->common.type != ACPI_TYPE_INTEGER) && + (source_desc->common.type != ACPI_TYPE_BUFFER) && + (source_desc->common.type != ACPI_TYPE_STRING) && + !((source_desc->common.type == ACPI_TYPE_LOCAL_REFERENCE) && + (source_desc->reference.class == ACPI_REFCLASS_TABLE))) { /* Conversion successful but still not a valid type */ @@ -137,7 +131,6 @@ acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr, case ACPI_TYPE_LOCAL_ALIAS: case ACPI_TYPE_LOCAL_METHOD_ALIAS: - /* * All aliases should have been resolved earlier, during the * operand resolution phase. @@ -148,7 +141,6 @@ acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr, case ACPI_TYPE_PACKAGE: default: - /* * All other types than Alias and the various Fields come here, * including the untyped case - ACPI_TYPE_ANY. @@ -170,7 +162,7 @@ acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr, * * RETURN: Status * - * DESCRIPTION: "Store" an object to another object. This may include + * DESCRIPTION: "Store" an object to another object. This may include * converting the source type to the target type (implicit * conversion), and a copy of the value of the source to * the target. @@ -181,14 +173,14 @@ acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr, * with the input value. * * When storing into an object the data is converted to the - * target object type then stored in the object. This means + * target object type then stored in the object. This means * that the target object type (for an initialized target) will * not be changed by a store operation. * * This module allows destination types of Number, String, * Buffer, and Package. * - * Assumes parameters are already validated. NOTE: source_desc + * Assumes parameters are already validated. NOTE: source_desc * resolution (from a reference object) must be performed by * the caller if necessary. * @@ -218,8 +210,7 @@ acpi_ex_store_object_to_object(union acpi_operand_object *source_desc, return_ACPI_STATUS(status); } - if (ACPI_GET_OBJECT_TYPE(source_desc) != - ACPI_GET_OBJECT_TYPE(dest_desc)) { + if (source_desc->common.type != dest_desc->common.type) { /* * The source type does not match the type of the destination. * Perform the "implicit conversion" of the source to the current type @@ -229,11 +220,10 @@ acpi_ex_store_object_to_object(union acpi_operand_object *source_desc, * Otherwise, actual_src_desc is a temporary object to hold the * converted object. */ - status = - acpi_ex_convert_to_target_type(ACPI_GET_OBJECT_TYPE - (dest_desc), source_desc, - &actual_src_desc, - walk_state); + status = acpi_ex_convert_to_target_type(dest_desc->common.type, + source_desc, + &actual_src_desc, + walk_state); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -252,14 +242,14 @@ acpi_ex_store_object_to_object(union acpi_operand_object *source_desc, * We now have two objects of identical types, and we can perform a * copy of the *value* of the source object. */ - switch (ACPI_GET_OBJECT_TYPE(dest_desc)) { + switch (dest_desc->common.type) { case ACPI_TYPE_INTEGER: dest_desc->integer.value = actual_src_desc->integer.value; /* Truncate value if we are executing from a 32-bit ACPI table */ - acpi_ex_truncate_for32bit_table(dest_desc); + (void)acpi_ex_truncate_for32bit_table(dest_desc); break; case ACPI_TYPE_STRING: |