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authorBob Moore <robert.moore@intel.com>2013-05-30 06:00:01 +0400
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-06-01 23:54:30 +0400
commit29a241cc02110b8b2259fd72719b8cadc03909be (patch)
treea96c10dd22a35479dc2e1ef140f7d90a442f9c03 /drivers
parente1405ca5ebf1068a0d62afd2fec8f0354038147a (diff)
downloadlinux-29a241cc02110b8b2259fd72719b8cadc03909be.tar.xz
ACPICA: Add argument typechecking for all predefined ACPI names
Fully implements typechecking on all incoming arguments for all predefined names. This ensures that ACPI-related drivers are passing the correct number of arguments, each of the correct object type. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Acked-by: Len Brown <len.brown@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/acpi/acpica/Makefile1
-rw-r--r--drivers/acpi/acpica/aclocal.h17
-rw-r--r--drivers/acpi/acpica/acnamesp.h43
-rw-r--r--drivers/acpi/acpica/acpredef.h4
-rw-r--r--drivers/acpi/acpica/acstruct.h40
-rw-r--r--drivers/acpi/acpica/evgpe.c1
-rw-r--r--drivers/acpi/acpica/evregion.c2
-rw-r--r--drivers/acpi/acpica/hwxface.c6
-rw-r--r--drivers/acpi/acpica/nsarguments.c294
-rw-r--r--drivers/acpi/acpica/nseval.c247
-rw-r--r--drivers/acpi/acpica/nsinit.c7
-rw-r--r--drivers/acpi/acpica/nspredef.c201
-rw-r--r--drivers/acpi/acpica/nsprepkg.c76
-rw-r--r--drivers/acpi/acpica/nsrepair.c50
-rw-r--r--drivers/acpi/acpica/nsrepair2.c87
-rw-r--r--drivers/acpi/acpica/nsxfeval.c162
-rw-r--r--drivers/acpi/acpica/psxface.c14
-rw-r--r--drivers/acpi/acpica/rsutils.c2
-rw-r--r--drivers/acpi/acpica/uteval.c2
-rw-r--r--drivers/acpi/acpica/utpredef.c16
20 files changed, 798 insertions, 474 deletions
diff --git a/drivers/acpi/acpica/Makefile b/drivers/acpi/acpica/Makefile
index 7ddf29eca9f5..29b3dab401ec 100644
--- a/drivers/acpi/acpica/Makefile
+++ b/drivers/acpi/acpica/Makefile
@@ -83,6 +83,7 @@ acpi-$(ACPI_FUTURE_USAGE) += hwtimer.o
acpi-y += \
nsaccess.o \
nsalloc.o \
+ nsarguments.o \
nsconvert.o \
nsdump.o \
nseval.o \
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index d5bfbd331bfd..dfed26545ba2 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -362,23 +362,6 @@ union acpi_predefined_info {
#pragma pack()
-/* Data block used during object validation */
-
-struct acpi_predefined_data {
- char *pathname;
- const union acpi_predefined_info *predefined;
- union acpi_operand_object *parent_package;
- struct acpi_namespace_node *node;
- u32 flags;
- u32 return_btype;
- u8 node_flags;
-};
-
-/* Defines for Flags field above */
-
-#define ACPI_OBJECT_REPAIRED 1
-#define ACPI_OBJECT_WRAPPED 2
-
/* Return object auto-repair info */
typedef acpi_status(*acpi_object_converter) (union acpi_operand_object
diff --git a/drivers/acpi/acpica/acnamesp.h b/drivers/acpi/acpica/acnamesp.h
index d2e491876bc0..b83dc32a5ae0 100644
--- a/drivers/acpi/acpica/acnamesp.h
+++ b/drivers/acpi/acpica/acnamesp.h
@@ -223,22 +223,33 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info *info);
void acpi_ns_exec_module_code_list(void);
/*
- * nspredef - Support for predefined/reserved names
+ * nsarguments - Argument count/type checking for predefined/reserved names
*/
-acpi_status
-acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
- u32 user_param_count,
- acpi_status return_status,
- union acpi_operand_object **return_object);
+void
+acpi_ns_check_argument_count(char *pathname,
+ struct acpi_namespace_node *node,
+ u32 user_param_count,
+ const union acpi_predefined_info *info);
void
-acpi_ns_check_parameter_count(char *pathname,
+acpi_ns_check_acpi_compliance(char *pathname,
struct acpi_namespace_node *node,
- u32 user_param_count,
- const union acpi_predefined_info *info);
+ const union acpi_predefined_info *predefined);
+
+void acpi_ns_check_argument_types(struct acpi_evaluate_info *info);
+
+/*
+ * nspredef - Return value checking for predefined/reserved names
+ */
+acpi_status
+acpi_ns_check_return_value(struct acpi_namespace_node *node,
+ struct acpi_evaluate_info *info,
+ u32 user_param_count,
+ acpi_status return_status,
+ union acpi_operand_object **return_object);
acpi_status
-acpi_ns_check_object_type(struct acpi_predefined_data *data,
+acpi_ns_check_object_type(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr,
u32 expected_btypes, u32 package_index);
@@ -246,7 +257,7 @@ acpi_ns_check_object_type(struct acpi_predefined_data *data,
* nsprepkg - Validation of predefined name packages
*/
acpi_status
-acpi_ns_check_package(struct acpi_predefined_data *data,
+acpi_ns_check_package(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr);
/*
@@ -308,24 +319,24 @@ acpi_ns_get_attached_data(struct acpi_namespace_node *node,
* predefined methods/objects
*/
acpi_status
-acpi_ns_simple_repair(struct acpi_predefined_data *data,
+acpi_ns_simple_repair(struct acpi_evaluate_info *info,
u32 expected_btypes,
u32 package_index,
union acpi_operand_object **return_object_ptr);
acpi_status
-acpi_ns_wrap_with_package(struct acpi_predefined_data *data,
+acpi_ns_wrap_with_package(struct acpi_evaluate_info *info,
union acpi_operand_object *original_object,
union acpi_operand_object **obj_desc_ptr);
acpi_status
-acpi_ns_repair_null_element(struct acpi_predefined_data *data,
+acpi_ns_repair_null_element(struct acpi_evaluate_info *info,
u32 expected_btypes,
u32 package_index,
union acpi_operand_object **return_object_ptr);
void
-acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
+acpi_ns_remove_null_elements(struct acpi_evaluate_info *info,
u8 package_type,
union acpi_operand_object *obj_desc);
@@ -334,7 +345,7 @@ acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
* predefined methods/objects
*/
acpi_status
-acpi_ns_complex_repairs(struct acpi_predefined_data *data,
+acpi_ns_complex_repairs(struct acpi_evaluate_info *info,
struct acpi_namespace_node *node,
acpi_status validate_status,
union acpi_operand_object **return_object_ptr);
diff --git a/drivers/acpi/acpica/acpredef.h b/drivers/acpi/acpica/acpredef.h
index b22b70944fd6..f600aded7261 100644
--- a/drivers/acpi/acpica/acpredef.h
+++ b/drivers/acpi/acpica/acpredef.h
@@ -128,8 +128,8 @@ enum acpi_return_package_types {
#define ARG_COUNT_IS_MINIMUM 0x8000
#define METHOD_MAX_ARG_TYPE ACPI_TYPE_PACKAGE
-#define METHOD_GET_COUNT(arg_list) (arg_list & METHOD_ARG_MASK)
-#define METHOD_GET_NEXT_ARG(arg_list) (arg_list >> METHOD_ARG_BIT_WIDTH)
+#define METHOD_GET_ARG_COUNT(arg_list) ((arg_list) & METHOD_ARG_MASK)
+#define METHOD_GET_NEXT_TYPE(arg_list) (((arg_list) >>= METHOD_ARG_BIT_WIDTH) & METHOD_ARG_MASK)
/* Macros used to build the predefined info table */
diff --git a/drivers/acpi/acpica/acstruct.h b/drivers/acpi/acpica/acstruct.h
index 7896d85876ca..fc83c0a5ca70 100644
--- a/drivers/acpi/acpica/acstruct.h
+++ b/drivers/acpi/acpica/acstruct.h
@@ -178,25 +178,41 @@ union acpi_aml_operands {
};
/*
- * Structure used to pass object evaluation parameters.
+ * Structure used to pass object evaluation information and parameters.
* Purpose is to reduce CPU stack use.
*/
struct acpi_evaluate_info {
- struct acpi_namespace_node *prefix_node;
- char *pathname;
- union acpi_operand_object *obj_desc;
- union acpi_operand_object **parameters;
- struct acpi_namespace_node *resolved_node;
- union acpi_operand_object *return_object;
- u8 param_count;
- u8 pass_number;
- u8 return_object_type;
- u8 flags;
+ /* The first 3 elements are passed by the caller to acpi_ns_evaluate */
+
+ struct acpi_namespace_node *prefix_node; /* Input: starting node */
+ char *relative_pathname; /* Input: path relative to prefix_node */
+ union acpi_operand_object **parameters; /* Input: argument list */
+
+ struct acpi_namespace_node *node; /* Resolved node (prefix_node:relative_pathname) */
+ union acpi_operand_object *obj_desc; /* Object attached to the resolved node */
+ char *full_pathname; /* Full pathname of the resolved node */
+
+ const union acpi_predefined_info *predefined; /* Used if Node is a predefined name */
+ union acpi_operand_object *return_object; /* Object returned from the evaluation */
+ union acpi_operand_object *parent_package; /* Used if return object is a Package */
+
+ u32 return_flags; /* Used for return value analysis */
+ u32 return_btype; /* Bitmapped type of the returned object */
+ u16 param_count; /* Count of the input argument list */
+ u8 pass_number; /* Parser pass number */
+ u8 return_object_type; /* Object type of the returned object */
+ u8 node_flags; /* Same as Node->Flags */
+ u8 flags; /* General flags */
};
/* Values for Flags above */
-#define ACPI_IGNORE_RETURN_VALUE 1
+#define ACPI_IGNORE_RETURN_VALUE 1
+
+/* Defines for return_flags field above */
+
+#define ACPI_OBJECT_REPAIRED 1
+#define ACPI_OBJECT_WRAPPED 2
/* Info used by acpi_ns_initialize_devices */
diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c
index a493b528f8f9..ae50d6cc535f 100644
--- a/drivers/acpi/acpica/evgpe.c
+++ b/drivers/acpi/acpica/evgpe.c
@@ -579,7 +579,6 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
(local_gpe_event_info->dispatch.
method_node)));
}
-
break;
default:
diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c
index 6555e350fc1f..8ae8f5b33bd9 100644
--- a/drivers/acpi/acpica/evregion.c
+++ b/drivers/acpi/acpica/evregion.c
@@ -532,7 +532,7 @@ acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function)
}
info->prefix_node = region_obj2->extra.method_REG;
- info->pathname = NULL;
+ info->relative_pathname = NULL;
info->parameters = args;
info->flags = ACPI_IGNORE_RETURN_VALUE;
diff --git a/drivers/acpi/acpica/hwxface.c b/drivers/acpi/acpica/hwxface.c
index 04c2e16f2c0a..f4224e6f4e7a 100644
--- a/drivers/acpi/acpica/hwxface.c
+++ b/drivers/acpi/acpica/hwxface.c
@@ -495,7 +495,7 @@ acpi_get_sleep_type_data(u8 sleep_state, u8 *sleep_type_a, u8 *sleep_type_b)
* Evaluate the \_Sx namespace object containing the register values
* for this state
*/
- info->pathname =
+ info->relative_pathname =
ACPI_CAST_PTR(char, acpi_gbl_sleep_state_names[sleep_state]);
status = acpi_ns_evaluate(info);
if (ACPI_FAILURE(status)) {
@@ -506,7 +506,7 @@ acpi_get_sleep_type_data(u8 sleep_state, u8 *sleep_type_a, u8 *sleep_type_b)
if (!info->return_object) {
ACPI_ERROR((AE_INFO, "No Sleep State object returned from [%s]",
- info->pathname));
+ info->relative_pathname));
status = AE_AML_NO_RETURN_VALUE;
goto cleanup;
}
@@ -565,7 +565,7 @@ acpi_get_sleep_type_data(u8 sleep_state, u8 *sleep_type_a, u8 *sleep_type_b)
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"While evaluating Sleep State [%s]",
- info->pathname));
+ info->relative_pathname));
}
ACPI_FREE(info);
diff --git a/drivers/acpi/acpica/nsarguments.c b/drivers/acpi/acpica/nsarguments.c
new file mode 100644
index 000000000000..74b24c82707e
--- /dev/null
+++ b/drivers/acpi/acpica/nsarguments.c
@@ -0,0 +1,294 @@
+/******************************************************************************
+ *
+ * Module Name: nsarguments - Validation of args for ACPI predefined methods
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2013, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#include <acpi/acpi.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acpredef.h"
+
+#define _COMPONENT ACPI_NAMESPACE
+ACPI_MODULE_NAME("nsarguments")
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ns_check_argument_types
+ *
+ * PARAMETERS: info - Method execution information block
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Check the incoming argument count and all argument types
+ * against the argument type list for a predefined name.
+ *
+ ******************************************************************************/
+void acpi_ns_check_argument_types(struct acpi_evaluate_info *info)
+{
+ u16 arg_type_list;
+ u8 arg_count;
+ u8 arg_type;
+ u8 user_arg_type;
+ u32 i;
+
+ /* If not a predefined name, cannot typecheck args */
+
+ if (!info->predefined) {
+ return;
+ }
+
+ arg_type_list = info->predefined->info.argument_list;
+ arg_count = METHOD_GET_ARG_COUNT(arg_type_list);
+
+ /* Typecheck all arguments */
+
+ for (i = 0; ((i < arg_count) && (i < info->param_count)); i++) {
+ arg_type = METHOD_GET_NEXT_TYPE(arg_type_list);
+ user_arg_type = info->parameters[i]->common.type;
+
+ if (user_arg_type != arg_type) {
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
+ ACPI_WARN_ALWAYS,
+ "Argument #%u type mismatch - "
+ "Found [%s], ACPI requires [%s]",
+ (i + 1),
+ acpi_ut_get_type_name
+ (user_arg_type),
+ acpi_ut_get_type_name(arg_type)));
+ }
+ }
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ns_check_acpi_compliance
+ *
+ * PARAMETERS: pathname - Full pathname to the node (for error msgs)
+ * node - Namespace node for the method/object
+ * predefined - Pointer to entry in predefined name table
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Check that the declared parameter count (in ASL/AML) for a
+ * predefined name is what is expected (matches what is defined in
+ * the ACPI specification for this predefined name.)
+ *
+ ******************************************************************************/
+
+void
+acpi_ns_check_acpi_compliance(char *pathname,
+ struct acpi_namespace_node *node,
+ const union acpi_predefined_info *predefined)
+{
+ u32 aml_param_count;
+ u32 required_param_count;
+
+ if (!predefined) {
+ return;
+ }
+
+ /* Get the ACPI-required arg count from the predefined info table */
+
+ required_param_count =
+ METHOD_GET_ARG_COUNT(predefined->info.argument_list);
+
+ /*
+ * If this object is not a control method, we can check if the ACPI
+ * spec requires that it be a method.
+ */
+ if (node->type != ACPI_TYPE_METHOD) {
+ if (required_param_count > 0) {
+
+ /* Object requires args, must be implemented as a method */
+
+ ACPI_BIOS_ERROR_PREDEFINED((AE_INFO, pathname,
+ ACPI_WARN_ALWAYS,
+ "Object (%s) must be a control method with %u arguments",
+ acpi_ut_get_type_name(node->
+ type),
+ required_param_count));
+ } else if (!required_param_count
+ && !predefined->info.expected_btypes) {
+
+ /* Object requires no args and no return value, must be a method */
+
+ ACPI_BIOS_ERROR_PREDEFINED((AE_INFO, pathname,
+ ACPI_WARN_ALWAYS,
+ "Object (%s) must be a control method "
+ "with no arguments and no return value",
+ acpi_ut_get_type_name(node->
+ type)));
+ }
+
+ return;
+ }
+
+ /*
+ * This is a control method.
+ * Check that the ASL/AML-defined parameter count for this method
+ * matches the ACPI-required parameter count
+ *
+ * Some methods are allowed to have a "minimum" number of args (_SCP)
+ * because their definition in ACPI has changed over time.
+ *
+ * Note: These are BIOS errors in the declaration of the object
+ */
+ aml_param_count = node->object->method.param_count;
+
+ if (aml_param_count < required_param_count) {
+ ACPI_BIOS_ERROR_PREDEFINED((AE_INFO, pathname, ACPI_WARN_ALWAYS,
+ "Insufficient arguments - "
+ "ASL declared %u, ACPI requires %u",
+ aml_param_count,
+ required_param_count));
+ } else if ((aml_param_count > required_param_count)
+ && !(predefined->info.
+ argument_list & ARG_COUNT_IS_MINIMUM)) {
+ ACPI_BIOS_ERROR_PREDEFINED((AE_INFO, pathname, ACPI_WARN_ALWAYS,
+ "Excess arguments - "
+ "ASL declared %u, ACPI requires %u",
+ aml_param_count,
+ required_param_count));
+ }
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ns_check_argument_count
+ *
+ * PARAMETERS: pathname - Full pathname to the node (for error msgs)
+ * node - Namespace node for the method/object
+ * user_param_count - Number of args passed in by the caller
+ * predefined - Pointer to entry in predefined name table
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Check that incoming argument count matches the declared
+ * parameter count (in the ASL/AML) for an object.
+ *
+ ******************************************************************************/
+
+void
+acpi_ns_check_argument_count(char *pathname,
+ struct acpi_namespace_node *node,
+ u32 user_param_count,
+ const union acpi_predefined_info *predefined)
+{
+ u32 aml_param_count;
+ u32 required_param_count;
+
+ if (!predefined) {
+ /*
+ * Not a predefined name. Check the incoming user argument count
+ * against the count that is specified in the method/object.
+ */
+ if (node->type != ACPI_TYPE_METHOD) {
+ if (user_param_count) {
+ ACPI_INFO_PREDEFINED((AE_INFO, pathname,
+ ACPI_WARN_ALWAYS,
+ "%u arguments were passed to a non-method ACPI object (%s)",
+ user_param_count,
+ acpi_ut_get_type_name
+ (node->type)));
+ }
+
+ return;
+ }
+
+ /*
+ * This is a control method. Check the parameter count.
+ * We can only check the incoming argument count against the
+ * argument count declared for the method in the ASL/AML.
+ *
+ * Emit a message if too few or too many arguments have been passed
+ * by the caller.
+ *
+ * Note: Too many arguments will not cause the method to
+ * fail. However, the method will fail if there are too few
+ * arguments and the method attempts to use one of the missing ones.
+ */
+ aml_param_count = node->object->method.param_count;
+
+ if (user_param_count < aml_param_count) {
+ ACPI_WARN_PREDEFINED((AE_INFO, pathname,
+ ACPI_WARN_ALWAYS,
+ "Insufficient arguments - "
+ "Caller passed %u, method requires %u",
+ user_param_count,
+ aml_param_count));
+ } else if (user_param_count > aml_param_count) {
+ ACPI_INFO_PREDEFINED((AE_INFO, pathname,
+ ACPI_WARN_ALWAYS,
+ "Excess arguments - "
+ "Caller passed %u, method requires %u",
+ user_param_count,
+ aml_param_count));
+ }
+
+ return;
+ }
+
+ /*
+ * This is a predefined name. Validate the user-supplied parameter
+ * count against the ACPI specification. We don't validate against
+ * the method itself because what is important here is that the
+ * caller is in conformance with the spec. (The arg count for the
+ * method was checked against the ACPI spec earlier.)
+ *
+ * Some methods are allowed to have a "minimum" number of args (_SCP)
+ * because their definition in ACPI has changed over time.
+ */
+ required_param_count =
+ METHOD_GET_ARG_COUNT(predefined->info.argument_list);
+
+ if (user_param_count < required_param_count) {
+ ACPI_WARN_PREDEFINED((AE_INFO, pathname, ACPI_WARN_ALWAYS,
+ "Insufficient arguments - "
+ "Caller passed %u, ACPI requires %u",
+ user_param_count, required_param_count));
+ } else if ((user_param_count > required_param_count) &&
+ !(predefined->info.argument_list & ARG_COUNT_IS_MINIMUM)) {
+ ACPI_INFO_PREDEFINED((AE_INFO, pathname, ACPI_WARN_ALWAYS,
+ "Excess arguments - "
+ "Caller passed %u, ACPI requires %u",
+ user_param_count, required_param_count));
+ }
+}
diff --git a/drivers/acpi/acpica/nseval.c b/drivers/acpi/acpica/nseval.c
index b61db69d5675..18108bc2e51c 100644
--- a/drivers/acpi/acpica/nseval.c
+++ b/drivers/acpi/acpica/nseval.c
@@ -61,7 +61,7 @@ acpi_ns_exec_module_code(union acpi_operand_object *method_obj,
*
* PARAMETERS: info - Evaluation info block, contains:
* prefix_node - Prefix or Method/Object Node to execute
- * pathname - Name of method to execute, If NULL, the
+ * relative_path - Name of method to execute, If NULL, the
* Node is the object to execute
* parameters - List of parameters to pass to the method,
* terminated by NULL. Params itself may be
@@ -82,10 +82,9 @@ acpi_ns_exec_module_code(union acpi_operand_object *method_obj,
*
******************************************************************************/
-acpi_status acpi_ns_evaluate(struct acpi_evaluate_info * info)
+acpi_status acpi_ns_evaluate(struct acpi_evaluate_info *info)
{
acpi_status status;
- struct acpi_namespace_node *node;
ACPI_FUNCTION_TRACE(ns_evaluate);
@@ -93,83 +92,138 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info * info)
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
- /* Initialize the return value to an invalid object */
-
- info->return_object = NULL;
- info->param_count = 0;
-
- if (!info->resolved_node) {
+ if (!info->node) {
/*
- * Get the actual namespace node for the target object if we need to.
- * Handles these cases:
+ * Get the actual namespace node for the target object if we
+ * need to. Handles these cases:
*
- * 1) Null node, Pathname (absolute path)
- * 2) Node, Pathname (path relative to Node)
- * 3) Node, Null Pathname
+ * 1) Null node, valid pathname from root (absolute path)
+ * 2) Node and valid pathname (path relative to Node)
+ * 3) Node, Null pathname
*/
- status = acpi_ns_get_node(info->prefix_node, info->pathname,
- ACPI_NS_NO_UPSEARCH,
- &info->resolved_node);
+ status =
+ acpi_ns_get_node(info->prefix_node, info->relative_pathname,
+ ACPI_NS_NO_UPSEARCH, &info->node);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
}
/*
- * For a method alias, we must grab the actual method node so that proper
- * scoping context will be established before execution.
+ * For a method alias, we must grab the actual method node so that
+ * proper scoping context will be established before execution.
*/
- if (acpi_ns_get_type(info->resolved_node) ==
- ACPI_TYPE_LOCAL_METHOD_ALIAS) {
- info->resolved_node =
+ if (acpi_ns_get_type(info->node) == ACPI_TYPE_LOCAL_METHOD_ALIAS) {
+ info->node =
ACPI_CAST_PTR(struct acpi_namespace_node,
- info->resolved_node->object);
+ info->node->object);
+ }
+
+ /* Complete the info block initialization */
+
+ info->return_object = NULL;
+ info->node_flags = info->node->flags;
+ info->obj_desc = acpi_ns_get_attached_object(info->node);
+
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "%s [%p] Value %p\n",
+ info->relative_pathname, info->node,
+ acpi_ns_get_attached_object(info->node)));
+
+ /* Get info if we have a predefined name (_HID, etc.) */
+
+ info->predefined =
+ acpi_ut_match_predefined_method(info->node->name.ascii);
+
+ /* Get the full pathname to the object, for use in warning messages */
+
+ info->full_pathname = acpi_ns_get_external_pathname(info->node);
+ if (!info->full_pathname) {
+ return_ACPI_STATUS(AE_NO_MEMORY);
}
- ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "%s [%p] Value %p\n", info->pathname,
- info->resolved_node,
- acpi_ns_get_attached_object(info->resolved_node)));
+ /* Count the number of arguments being passed in */
+
+ info->param_count = 0;
+ if (info->parameters) {
+ while (info->parameters[info->param_count]) {
+ info->param_count++;
+ }
+
+ /* Warn on impossible argument count */
+
+ if (info->param_count > ACPI_METHOD_NUM_ARGS) {
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
+ ACPI_WARN_ALWAYS,
+ "Excess arguments (%u) - using only %u",
+ info->param_count,
+ ACPI_METHOD_NUM_ARGS));
+
+ info->param_count = ACPI_METHOD_NUM_ARGS;
+ }
+ }
+
+ /*
+ * For predefined names: Check that the declared argument count
+ * matches the ACPI spec -- otherwise this is a BIOS error.
+ */
+ acpi_ns_check_acpi_compliance(info->full_pathname, info->node,
+ info->predefined);
+
+ /*
+ * For all names: Check that the incoming argument count for
+ * this method/object matches the actual ASL/AML definition.
+ */
+ acpi_ns_check_argument_count(info->full_pathname, info->node,
+ info->param_count, info->predefined);
- node = info->resolved_node;
+ /* For predefined names: Typecheck all incoming arguments */
+
+ acpi_ns_check_argument_types(info);
/*
- * Two major cases here:
+ * Three major evaluation cases:
*
- * 1) The object is a control method -- execute it
- * 2) The object is not a method -- just return it's current value
+ * 1) Object types that cannot be evaluated by definition
+ * 2) The object is a control method -- execute it
+ * 3) The object is not a method -- just return it's current value
*/
- if (acpi_ns_get_type(info->resolved_node) == ACPI_TYPE_METHOD) {
+ switch (acpi_ns_get_type(info->node)) {
+ case ACPI_TYPE_DEVICE:
+ case ACPI_TYPE_EVENT:
+ case ACPI_TYPE_MUTEX:
+ case ACPI_TYPE_REGION:
+ case ACPI_TYPE_THERMAL:
+ case ACPI_TYPE_LOCAL_SCOPE:
+ /*
+ * 1) Disallow evaluation of certain object types. For these,
+ * object evaluation is undefined and not supported.
+ */
+ ACPI_ERROR((AE_INFO,
+ "%s: Evaluation of object type [%s] is not supported",
+ info->full_pathname,
+ acpi_ut_get_type_name(info->node->type)));
+
+ status = AE_TYPE;
+ goto cleanup;
+
+ case ACPI_TYPE_METHOD:
/*
- * 1) Object is a control method - execute it
+ * 2) Object is a control method - execute it
*/
/* Verify that there is a method object associated with this node */
- info->obj_desc =
- acpi_ns_get_attached_object(info->resolved_node);
if (!info->obj_desc) {
ACPI_ERROR((AE_INFO,
- "Control method has no attached sub-object"));
- return_ACPI_STATUS(AE_NULL_OBJECT);
+ "%s: Method has no attached sub-object",
+ info->full_pathname));
+ status = AE_NULL_OBJECT;
+ goto cleanup;
}
- /* Count the number of arguments being passed to the method */
-
- if (info->parameters) {
- while (info->parameters[info->param_count]) {
- if (info->param_count > ACPI_METHOD_MAX_ARG) {
- return_ACPI_STATUS(AE_LIMIT);
- }
- info->param_count++;
- }
- }
-
-
- ACPI_DUMP_PATHNAME(info->resolved_node, "ACPI: Execute Method",
- ACPI_LV_INFO, _COMPONENT);
-
ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
- "Method at AML address %p Length %X\n",
+ "**** Execute method [%s] at AML address %p length %X\n",
+ info->full_pathname,
info->obj_desc->method.aml_start + 1,
info->obj_desc->method.aml_length - 1));
@@ -184,81 +238,61 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info * info)
acpi_ex_enter_interpreter();
status = acpi_ps_execute_method(info);
acpi_ex_exit_interpreter();
- } else {
+ break;
+
+ default:
/*
- * 2) Object is not a method, return its current value
- *
- * Disallow certain object types. For these, "evaluation" is undefined.
+ * 3) All other non-method objects -- get the current object value
*/
- switch (info->resolved_node->type) {
- case ACPI_TYPE_DEVICE:
- case ACPI_TYPE_EVENT:
- case ACPI_TYPE_MUTEX:
- case ACPI_TYPE_REGION:
- case ACPI_TYPE_THERMAL:
- case ACPI_TYPE_LOCAL_SCOPE:
-
- ACPI_ERROR((AE_INFO,
- "[%4.4s] Evaluation of object type [%s] is not supported",
- info->resolved_node->name.ascii,
- acpi_ut_get_type_name(info->resolved_node->
- type)));
-
- return_ACPI_STATUS(AE_TYPE);
-
- default:
- break;
- }
/*
- * Objects require additional resolution steps (e.g., the Node may be
- * a field that must be read, etc.) -- we can't just grab the object
- * out of the node.
+ * Some objects require additional resolution steps (e.g., the Node
+ * may be a field that must be read, etc.) -- we can't just grab
+ * the object out of the node.
*
* Use resolve_node_to_value() to get the associated value.
*
* NOTE: we can get away with passing in NULL for a walk state because
- * resolved_node is guaranteed to not be a reference to either a method
+ * the Node is guaranteed to not be a reference to either a method
* local or a method argument (because this interface is never called
* from a running method.)
*
* Even though we do not directly invoke the interpreter for object
- * resolution, we must lock it because we could access an opregion.
- * The opregion access code assumes that the interpreter is locked.
+ * resolution, we must lock it because we could access an op_region.
+ * The op_region access code assumes that the interpreter is locked.
*/
acpi_ex_enter_interpreter();
- /* Function has a strange interface */
+ /* TBD: resolve_node_to_value has a strange interface, fix */
+
+ info->return_object =
+ ACPI_CAST_PTR(union acpi_operand_object, info->node);
status =
- acpi_ex_resolve_node_to_value(&info->resolved_node, NULL);
+ acpi_ex_resolve_node_to_value(ACPI_CAST_INDIRECT_PTR
+ (struct acpi_namespace_node,
+ &info->return_object), NULL);
acpi_ex_exit_interpreter();
- /*
- * If acpi_ex_resolve_node_to_value() succeeded, the return value was placed
- * in resolved_node.
- */
- if (ACPI_SUCCESS(status)) {
- status = AE_CTRL_RETURN_VALUE;
- info->return_object =
- ACPI_CAST_PTR(union acpi_operand_object,
- info->resolved_node);
-
- ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
- "Returning object %p [%s]\n",
- info->return_object,
- acpi_ut_get_object_type_name(info->
- return_object)));
+ if (ACPI_FAILURE(status)) {
+ goto cleanup;
}
+
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "Returned object %p [%s]\n",
+ info->return_object,
+ acpi_ut_get_object_type_name(info->
+ return_object)));
+
+ status = AE_CTRL_RETURN_VALUE; /* Always has a "return value" */
+ break;
}
/*
- * Check input argument count against the ASL-defined count for a method.
- * Also check predefined names: argument count and return value against
- * the ACPI specification. Some incorrect return value types are repaired.
+ * For predefined names, check the return value against the ACPI
+ * specification. Some incorrect return value types are repaired.
*/
- (void)acpi_ns_check_predefined_names(node, info->param_count,
- status, &info->return_object);
+ (void)acpi_ns_check_return_value(info->node, info, info->param_count,
+ status, &info->return_object);
/* Check if there is a return value that must be dealt with */
@@ -278,12 +312,15 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info * info)
ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
"*** Completed evaluation of object %s ***\n",
- info->pathname));
+ info->relative_pathname));
+ cleanup:
/*
* Namespace was unlocked by the handling acpi_ns* function, so we
- * just return
+ * just free the pathname and return
*/
+ ACPI_FREE(info->full_pathname);
+ info->full_pathname = NULL;
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/nsinit.c b/drivers/acpi/acpica/nsinit.c
index 46f0f83417a1..23e426f7fd1a 100644
--- a/drivers/acpi/acpica/nsinit.c
+++ b/drivers/acpi/acpica/nsinit.c
@@ -176,7 +176,7 @@ acpi_status acpi_ns_initialize_devices(void)
* part of the ACPI specification.
*/
info.evaluate_info->prefix_node = acpi_gbl_root_node;
- info.evaluate_info->pathname = METHOD_NAME__INI;
+ info.evaluate_info->relative_pathname = METHOD_NAME__INI;
info.evaluate_info->parameters = NULL;
info.evaluate_info->flags = ACPI_IGNORE_RETURN_VALUE;
@@ -560,7 +560,7 @@ acpi_ns_init_one_device(acpi_handle obj_handle,
ACPI_MEMSET(info, 0, sizeof(struct acpi_evaluate_info));
info->prefix_node = device_node;
- info->pathname = METHOD_NAME__INI;
+ info->relative_pathname = METHOD_NAME__INI;
info->parameters = NULL;
info->flags = ACPI_IGNORE_RETURN_VALUE;
@@ -574,8 +574,7 @@ acpi_ns_init_one_device(acpi_handle obj_handle,
/* Ignore error and move on to next device */
- char *scope_name =
- acpi_ns_get_external_pathname(info->resolved_node);
+ char *scope_name = acpi_ns_get_external_pathname(info->node);
ACPI_EXCEPTION((AE_INFO, status, "during %s._INI execution",
scope_name));
diff --git a/drivers/acpi/acpica/nspredef.c b/drivers/acpi/acpica/nspredef.c
index 8a52916148cb..7ab7ddbe3ded 100644
--- a/drivers/acpi/acpica/nspredef.c
+++ b/drivers/acpi/acpica/nspredef.c
@@ -61,28 +61,29 @@ ACPI_MODULE_NAME("nspredef")
* There are several areas that are validated:
*
* 1) The number of input arguments as defined by the method/object in the
- * ASL is validated against the ACPI specification.
+ * ASL is validated against the ACPI specification.
* 2) The type of the return object (if any) is validated against the ACPI
- * specification.
+ * specification.
* 3) For returned package objects, the count of package elements is
- * validated, as well as the type of each package element. Nested
- * packages are supported.
+ * validated, as well as the type of each package element. Nested
+ * packages are supported.
*
* For any problems found, a warning message is issued.
*
******************************************************************************/
/* Local prototypes */
static acpi_status
-acpi_ns_check_reference(struct acpi_predefined_data *data,
+acpi_ns_check_reference(struct acpi_evaluate_info *info,
union acpi_operand_object *return_object);
static u32 acpi_ns_get_bitmapped_type(union acpi_operand_object *return_object);
/*******************************************************************************
*
- * FUNCTION: acpi_ns_check_predefined_names
+ * FUNCTION: acpi_ns_check_return_value
*
* PARAMETERS: node - Namespace node for the method/object
+ * info - Method execution information block
* user_param_count - Number of parameters actually passed
* return_status - Status from the object evaluation
* return_object_ptr - Pointer to the object returned from the
@@ -90,44 +91,28 @@ static u32 acpi_ns_get_bitmapped_type(union acpi_operand_object *return_object);
*
* RETURN: Status
*
- * DESCRIPTION: Check an ACPI name for a match in the predefined name list.
+ * DESCRIPTION: Check the value returned from a predefined name.
*
******************************************************************************/
acpi_status
-acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
- u32 user_param_count,
- acpi_status return_status,
- union acpi_operand_object **return_object_ptr)
+acpi_ns_check_return_value(struct acpi_namespace_node *node,
+ struct acpi_evaluate_info *info,
+ u32 user_param_count,
+ acpi_status return_status,
+ union acpi_operand_object **return_object_ptr)
{
- acpi_status status = AE_OK;
+ acpi_status status;
const union acpi_predefined_info *predefined;
char *pathname;
- struct acpi_predefined_data *data;
-
- /* Match the name for this method/object against the predefined list */
-
- predefined = acpi_ut_match_predefined_method(node->name.ascii);
- /* Get the full pathname to the object, for use in warning messages */
-
- pathname = acpi_ns_get_external_pathname(node);
- if (!pathname) {
- return (AE_OK); /* Could not get pathname, ignore */
- }
-
- /*
- * Check that the parameter count for this method matches the ASL
- * definition. For predefined names, ensure that both the caller and
- * the method itself are in accordance with the ACPI specification.
- */
- acpi_ns_check_parameter_count(pathname, node, user_param_count,
- predefined);
+ predefined = info->predefined;
+ pathname = info->full_pathname;
/* If not a predefined name, we cannot validate the return object */
if (!predefined) {
- goto cleanup;
+ return (AE_OK);
}
/*
@@ -135,7 +120,7 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
* validate the return object
*/
if ((return_status != AE_OK) && (return_status != AE_CTRL_RETURN_VALUE)) {
- goto cleanup;
+ return (AE_OK);
}
/*
@@ -154,25 +139,14 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
if (acpi_gbl_disable_auto_repair ||
(!predefined->info.expected_btypes) ||
(predefined->info.expected_btypes == ACPI_RTYPE_ALL)) {
- goto cleanup;
- }
-
- /* Create the parameter data block for object validation */
-
- data = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_predefined_data));
- if (!data) {
- goto cleanup;
+ return (AE_OK);
}
- data->predefined = predefined;
- data->node = node;
- data->node_flags = node->flags;
- data->pathname = pathname;
/*
* Check that the type of the main return object is what is expected
* for this predefined name
*/
- status = acpi_ns_check_object_type(data, return_object_ptr,
+ status = acpi_ns_check_object_type(info, return_object_ptr,
predefined->info.expected_btypes,
ACPI_NOT_PACKAGE_ELEMENT);
if (ACPI_FAILURE(status)) {
@@ -184,8 +158,8 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
* Note: Package may have been newly created by call above.
*/
if ((*return_object_ptr)->common.type == ACPI_TYPE_PACKAGE) {
- data->parent_package = *return_object_ptr;
- status = acpi_ns_check_package(data, return_object_ptr);
+ info->parent_package = *return_object_ptr;
+ status = acpi_ns_check_package(info, return_object_ptr);
if (ACPI_FAILURE(status)) {
goto exit;
}
@@ -199,7 +173,7 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
* performed on a per-name basis, i.e., the code is specific to
* particular predefined names.
*/
- status = acpi_ns_complex_repairs(data, node, status, return_object_ptr);
+ status = acpi_ns_complex_repairs(info, node, status, return_object_ptr);
exit:
/*
@@ -207,112 +181,18 @@ exit:
* or more objects, mark the parent node to suppress further warning
* messages during the next evaluation of the same method/object.
*/
- if (ACPI_FAILURE(status) || (data->flags & ACPI_OBJECT_REPAIRED)) {
+ if (ACPI_FAILURE(status) || (info->return_flags & ACPI_OBJECT_REPAIRED)) {
node->flags |= ANOBJ_EVALUATED;
}
- ACPI_FREE(data);
-cleanup:
- ACPI_FREE(pathname);
return (status);
}
/*******************************************************************************
*
- * FUNCTION: acpi_ns_check_parameter_count
- *
- * PARAMETERS: pathname - Full pathname to the node (for error msgs)
- * node - Namespace node for the method/object
- * user_param_count - Number of args passed in by the caller
- * predefined - Pointer to entry in predefined name table
- *
- * RETURN: None
- *
- * DESCRIPTION: Check that the declared (in ASL/AML) parameter count for a
- * predefined name is what is expected (i.e., what is defined in
- * the ACPI specification for this predefined name.)
- *
- ******************************************************************************/
-
-void
-acpi_ns_check_parameter_count(char *pathname,
- struct acpi_namespace_node *node,
- u32 user_param_count,
- const union acpi_predefined_info *predefined)
-{
- u32 param_count;
- u32 required_params_current;
- u32 required_params_old;
-
- /* Methods have 0-7 parameters. All other types have zero. */
-
- param_count = 0;
- if (node->type == ACPI_TYPE_METHOD) {
- param_count = node->object->method.param_count;
- }
-
- if (!predefined) {
- /*
- * Check the parameter count for non-predefined methods/objects.
- *
- * Warning if too few or too many arguments have been passed by the
- * caller. An incorrect number of arguments may not cause the method
- * to fail. However, the method will fail if there are too few
- * arguments and the method attempts to use one of the missing ones.
- */
- if (user_param_count < param_count) {
- ACPI_WARN_PREDEFINED((AE_INFO, pathname,
- ACPI_WARN_ALWAYS,
- "Insufficient arguments - needs %u, found %u",
- param_count, user_param_count));
- } else if (user_param_count > param_count) {
- ACPI_WARN_PREDEFINED((AE_INFO, pathname,
- ACPI_WARN_ALWAYS,
- "Excess arguments - needs %u, found %u",
- param_count, user_param_count));
- }
- return;
- }
-
- /*
- * Validate the user-supplied parameter count.
- * Allow two different legal argument counts (_SCP, etc.)
- */
- required_params_current =
- predefined->info.argument_list & METHOD_ARG_MASK;
- required_params_old =
- predefined->info.argument_list >> METHOD_ARG_BIT_WIDTH;
-
- if (user_param_count != ACPI_UINT32_MAX) {
- if ((user_param_count != required_params_current) &&
- (user_param_count != required_params_old)) {
- ACPI_WARN_PREDEFINED((AE_INFO, pathname,
- ACPI_WARN_ALWAYS,
- "Parameter count mismatch - "
- "caller passed %u, ACPI requires %u",
- user_param_count,
- required_params_current));
- }
- }
-
- /*
- * Check that the ASL-defined parameter count is what is expected for
- * this predefined name (parameter count as defined by the ACPI
- * specification)
- */
- if ((param_count != required_params_current) &&
- (param_count != required_params_old)) {
- ACPI_WARN_PREDEFINED((AE_INFO, pathname, node->flags,
- "Parameter count mismatch - ASL declared %u, ACPI requires %u",
- param_count, required_params_current));
- }
-}
-
-/*******************************************************************************
- *
* FUNCTION: acpi_ns_check_object_type
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
* expected_btypes - Bitmap of expected return type(s)
@@ -328,7 +208,7 @@ acpi_ns_check_parameter_count(char *pathname,
******************************************************************************/
acpi_status
-acpi_ns_check_object_type(struct acpi_predefined_data *data,
+acpi_ns_check_object_type(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr,
u32 expected_btypes, u32 package_index)
{
@@ -340,7 +220,8 @@ acpi_ns_check_object_type(struct acpi_predefined_data *data,
if (return_object &&
ACPI_GET_DESCRIPTOR_TYPE(return_object) == ACPI_DESC_TYPE_NAMED) {
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
+ info->node_flags,
"Invalid return type - Found a Namespace node [%4.4s] type %s",
return_object->node.name.ascii,
acpi_ut_get_type_name(return_object->node.
@@ -356,8 +237,8 @@ acpi_ns_check_object_type(struct acpi_predefined_data *data,
* from all of the predefined names (including elements of returned
* packages)
*/
- data->return_btype = acpi_ns_get_bitmapped_type(return_object);
- if (data->return_btype == ACPI_RTYPE_ANY) {
+ info->return_btype = acpi_ns_get_bitmapped_type(return_object);
+ if (info->return_btype == ACPI_RTYPE_ANY) {
/* Not one of the supported objects, must be incorrect */
goto type_error_exit;
@@ -365,16 +246,18 @@ acpi_ns_check_object_type(struct acpi_predefined_data *data,
/* For reference objects, check that the reference type is correct */
- if ((data->return_btype & expected_btypes) == ACPI_RTYPE_REFERENCE) {
- status = acpi_ns_check_reference(data, return_object);
+ if ((info->return_btype & expected_btypes) == ACPI_RTYPE_REFERENCE) {
+ status = acpi_ns_check_reference(info, return_object);
return (status);
}
/* Attempt simple repair of the returned object if necessary */
- status = acpi_ns_simple_repair(data, expected_btypes,
+ status = acpi_ns_simple_repair(info, expected_btypes,
package_index, return_object_ptr);
- return (status);
+ if (ACPI_SUCCESS(status)) {
+ return (AE_OK); /* Successful repair */
+ }
type_error_exit:
@@ -383,12 +266,14 @@ acpi_ns_check_object_type(struct acpi_predefined_data *data,
acpi_ut_get_expected_return_types(type_buffer, expected_btypes);
if (package_index == ACPI_NOT_PACKAGE_ELEMENT) {
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
+ info->node_flags,
"Return type mismatch - found %s, expected %s",
acpi_ut_get_object_type_name
(return_object), type_buffer));
} else {
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
+ info->node_flags,
"Return Package type mismatch at index %u - "
"found %s, expected %s", package_index,
acpi_ut_get_object_type_name
@@ -402,7 +287,7 @@ acpi_ns_check_object_type(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_check_reference
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* return_object - Object returned from the evaluation of a
* method or object
*
@@ -415,7 +300,7 @@ acpi_ns_check_object_type(struct acpi_predefined_data *data,
******************************************************************************/
static acpi_status
-acpi_ns_check_reference(struct acpi_predefined_data *data,
+acpi_ns_check_reference(struct acpi_evaluate_info *info,
union acpi_operand_object *return_object)
{
@@ -428,7 +313,7 @@ acpi_ns_check_reference(struct acpi_predefined_data *data,
return (AE_OK);
}
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname, info->node_flags,
"Return type mismatch - unexpected reference object type [%s] %2.2X",
acpi_ut_get_reference_name(return_object),
return_object->reference.class));
diff --git a/drivers/acpi/acpica/nsprepkg.c b/drivers/acpi/acpica/nsprepkg.c
index 77cdd539de16..ab2a3f477e1e 100644
--- a/drivers/acpi/acpica/nsprepkg.c
+++ b/drivers/acpi/acpica/nsprepkg.c
@@ -51,12 +51,12 @@ ACPI_MODULE_NAME("nsprepkg")
/* Local prototypes */
static acpi_status
-acpi_ns_check_package_list(struct acpi_predefined_data *data,
+acpi_ns_check_package_list(struct acpi_evaluate_info *info,
const union acpi_predefined_info *package,
union acpi_operand_object **elements, u32 count);
static acpi_status
-acpi_ns_check_package_elements(struct acpi_predefined_data *data,
+acpi_ns_check_package_elements(struct acpi_evaluate_info *info,
union acpi_operand_object **elements,
u8 type1,
u32 count1,
@@ -66,7 +66,7 @@ acpi_ns_check_package_elements(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_check_package
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -78,7 +78,7 @@ acpi_ns_check_package_elements(struct acpi_predefined_data *data,
******************************************************************************/
acpi_status
-acpi_ns_check_package(struct acpi_predefined_data *data,
+acpi_ns_check_package(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr)
{
union acpi_operand_object *return_object = *return_object_ptr;
@@ -93,18 +93,18 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
/* The package info for this name is in the next table entry */
- package = data->predefined + 1;
+ package = info->predefined + 1;
ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
"%s Validating return Package of Type %X, Count %X\n",
- data->pathname, package->ret_info.type,
+ info->full_pathname, package->ret_info.type,
return_object->package.count));
/*
* For variable-length Packages, we can safely remove all embedded
* and trailing NULL package elements
*/
- acpi_ns_remove_null_elements(data, package->ret_info.type,
+ acpi_ns_remove_null_elements(info, package->ret_info.type,
return_object);
/* Extract package count and elements array */
@@ -121,7 +121,8 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
return (AE_OK);
}
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
+ info->node_flags,
"Return Package has no elements (empty)"));
return (AE_AML_OPERAND_VALUE);
@@ -150,13 +151,13 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Return Package is larger than needed - "
"found %u, expected %u\n",
- data->pathname, count,
+ info->full_pathname, count,
expected_count));
}
/* Validate all elements of the returned package */
- status = acpi_ns_check_package_elements(data, elements,
+ status = acpi_ns_check_package_elements(info, elements,
package->ret_info.
object_type1,
package->ret_info.
@@ -174,7 +175,7 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
* elements must be of the same type
*/
for (i = 0; i < count; i++) {
- status = acpi_ns_check_object_type(data, elements,
+ status = acpi_ns_check_object_type(info, elements,
package->ret_info.
object_type1, i);
if (ACPI_FAILURE(status)) {
@@ -206,7 +207,7 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
/* These are the required package elements (0, 1, or 2) */
status =
- acpi_ns_check_object_type(data, elements,
+ acpi_ns_check_object_type(info, elements,
package->
ret_info3.
object_type[i],
@@ -218,7 +219,7 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
/* These are the optional package elements */
status =
- acpi_ns_check_object_type(data, elements,
+ acpi_ns_check_object_type(info, elements,
package->
ret_info3.
tail_object_type,
@@ -235,7 +236,7 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
/* First element is the (Integer) revision */
- status = acpi_ns_check_object_type(data, elements,
+ status = acpi_ns_check_object_type(info, elements,
ACPI_RTYPE_INTEGER, 0);
if (ACPI_FAILURE(status)) {
return (status);
@@ -247,14 +248,14 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
/* Examine the sub-packages */
status =
- acpi_ns_check_package_list(data, package, elements, count);
+ acpi_ns_check_package_list(info, package, elements, count);
break;
case ACPI_PTYPE2_PKG_COUNT:
/* First element is the (Integer) count of sub-packages to follow */
- status = acpi_ns_check_object_type(data, elements,
+ status = acpi_ns_check_object_type(info, elements,
ACPI_RTYPE_INTEGER, 0);
if (ACPI_FAILURE(status)) {
return (status);
@@ -275,7 +276,7 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
/* Examine the sub-packages */
status =
- acpi_ns_check_package_list(data, package, elements, count);
+ acpi_ns_check_package_list(info, package, elements, count);
break;
case ACPI_PTYPE2:
@@ -300,7 +301,7 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
/* Create the new outer package and populate it */
status =
- acpi_ns_wrap_with_package(data, return_object,
+ acpi_ns_wrap_with_package(info, return_object,
return_object_ptr);
if (ACPI_FAILURE(status)) {
return (status);
@@ -316,14 +317,15 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
/* Examine the sub-packages */
status =
- acpi_ns_check_package_list(data, package, elements, count);
+ acpi_ns_check_package_list(info, package, elements, count);
break;
default:
/* Should not get here if predefined info table is correct */
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
+ info->node_flags,
"Invalid internal return type in table entry: %X",
package->ret_info.type));
@@ -336,7 +338,7 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
/* Error exit for the case with an incorrect package count */
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname, info->node_flags,
"Return Package is too small - found %u elements, expected %u",
count, expected_count));
@@ -347,7 +349,7 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_check_package_list
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* package - Pointer to package-specific info for method
* elements - Element list of parent package. All elements
* of this list should be of type Package.
@@ -360,7 +362,7 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
******************************************************************************/
static acpi_status
-acpi_ns_check_package_list(struct acpi_predefined_data *data,
+acpi_ns_check_package_list(struct acpi_evaluate_info *info,
const union acpi_predefined_info *package,
union acpi_operand_object **elements, u32 count)
{
@@ -381,11 +383,11 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
for (i = 0; i < count; i++) {
sub_package = *elements;
sub_elements = sub_package->package.elements;
- data->parent_package = sub_package;
+ info->parent_package = sub_package;
/* Each sub-object must be of type Package */
- status = acpi_ns_check_object_type(data, &sub_package,
+ status = acpi_ns_check_object_type(info, &sub_package,
ACPI_RTYPE_PACKAGE, i);
if (ACPI_FAILURE(status)) {
return (status);
@@ -393,7 +395,7 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
/* Examine the different types of expected sub-packages */
- data->parent_package = sub_package;
+ info->parent_package = sub_package;
switch (package->ret_info.type) {
case ACPI_PTYPE2:
case ACPI_PTYPE2_PKG_COUNT:
@@ -408,7 +410,7 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
}
status =
- acpi_ns_check_package_elements(data, sub_elements,
+ acpi_ns_check_package_elements(info, sub_elements,
package->ret_info.
object_type1,
package->ret_info.
@@ -434,7 +436,7 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
}
status =
- acpi_ns_check_package_elements(data, sub_elements,
+ acpi_ns_check_package_elements(info, sub_elements,
package->ret_info.
object_type1,
package->ret_info.
@@ -463,7 +465,7 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
for (j = 0; j < expected_count; j++) {
status =
- acpi_ns_check_object_type(data,
+ acpi_ns_check_object_type(info,
&sub_elements[j],
package->
ret_info2.
@@ -487,7 +489,7 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
/* Check the type of each sub-package element */
status =
- acpi_ns_check_package_elements(data, sub_elements,
+ acpi_ns_check_package_elements(info, sub_elements,
package->ret_info.
object_type1,
sub_package->package.
@@ -503,7 +505,7 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
* First element is the (Integer) count of elements, including
* the count field (the ACPI name is num_elements)
*/
- status = acpi_ns_check_object_type(data, sub_elements,
+ status = acpi_ns_check_object_type(info, sub_elements,
ACPI_RTYPE_INTEGER,
0);
if (ACPI_FAILURE(status)) {
@@ -537,7 +539,7 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
/* Check the type of each sub-package element */
status =
- acpi_ns_check_package_elements(data,
+ acpi_ns_check_package_elements(info,
(sub_elements + 1),
package->ret_info.
object_type1,
@@ -562,7 +564,7 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
/* The sub-package count was smaller than required */
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname, info->node_flags,
"Return Sub-Package[%u] is too small - found %u elements, expected %u",
i, sub_package->package.count, expected_count));
@@ -573,7 +575,7 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_check_package_elements
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* elements - Pointer to the package elements array
* type1 - Object type for first group
* count1 - Count for first group
@@ -589,7 +591,7 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
******************************************************************************/
static acpi_status
-acpi_ns_check_package_elements(struct acpi_predefined_data *data,
+acpi_ns_check_package_elements(struct acpi_evaluate_info *info,
union acpi_operand_object **elements,
u8 type1,
u32 count1,
@@ -605,7 +607,7 @@ acpi_ns_check_package_elements(struct acpi_predefined_data *data,
* The second group can have a count of zero.
*/
for (i = 0; i < count1; i++) {
- status = acpi_ns_check_object_type(data, this_element,
+ status = acpi_ns_check_object_type(info, this_element,
type1, i + start_index);
if (ACPI_FAILURE(status)) {
return (status);
@@ -614,7 +616,7 @@ acpi_ns_check_package_elements(struct acpi_predefined_data *data,
}
for (i = 0; i < count2; i++) {
- status = acpi_ns_check_object_type(data, this_element,
+ status = acpi_ns_check_object_type(info, this_element,
type2,
(i + count1 + start_index));
if (ACPI_FAILURE(status)) {
diff --git a/drivers/acpi/acpica/nsrepair.c b/drivers/acpi/acpica/nsrepair.c
index 18f02e4ece01..89caef04691e 100644
--- a/drivers/acpi/acpica/nsrepair.c
+++ b/drivers/acpi/acpica/nsrepair.c
@@ -130,7 +130,7 @@ static const struct acpi_simple_repair_info acpi_object_repair_info[] = {
*
* FUNCTION: acpi_ns_simple_repair
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* expected_btypes - Object types expected
* package_index - Index of object within parent package (if
* applicable - ACPI_NOT_PACKAGE_ELEMENT
@@ -146,7 +146,7 @@ static const struct acpi_simple_repair_info acpi_object_repair_info[] = {
******************************************************************************/
acpi_status
-acpi_ns_simple_repair(struct acpi_predefined_data *data,
+acpi_ns_simple_repair(struct acpi_evaluate_info *info,
u32 expected_btypes,
u32 package_index,
union acpi_operand_object **return_object_ptr)
@@ -162,12 +162,12 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
* Special repairs for certain names that are in the repair table.
* Check if this name is in the list of repairable names.
*/
- predefined = acpi_ns_match_simple_repair(data->node,
- data->return_btype,
+ predefined = acpi_ns_match_simple_repair(info->node,
+ info->return_btype,
package_index);
if (predefined) {
if (!return_object) {
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
ACPI_WARN_ALWAYS,
"Missing expected return value"));
}
@@ -191,7 +191,7 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
* Do not perform simple object repair unless the return type is not
* expected.
*/
- if (data->return_btype & expected_btypes) {
+ if (info->return_btype & expected_btypes) {
return (AE_OK);
}
@@ -211,7 +211,7 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
*/
if (!return_object) {
if (expected_btypes && (!(expected_btypes & ACPI_RTYPE_NONE))) {
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
ACPI_WARN_ALWAYS,
"Missing expected return value"));
@@ -247,14 +247,14 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
* for correct contents (expected object type or types).
*/
status =
- acpi_ns_wrap_with_package(data, return_object, &new_object);
+ acpi_ns_wrap_with_package(info, return_object, &new_object);
if (ACPI_SUCCESS(status)) {
/*
* The original object just had its reference count
* incremented for being inserted into the new package.
*/
*return_object_ptr = new_object; /* New Package object */
- data->flags |= ACPI_OBJECT_REPAIRED;
+ info->return_flags |= ACPI_OBJECT_REPAIRED;
return (AE_OK);
}
}
@@ -277,7 +277,7 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
* package object as part of the repair, we don't need to
* change the reference count.
*/
- if (!(data->flags & ACPI_OBJECT_WRAPPED)) {
+ if (!(info->return_flags & ACPI_OBJECT_WRAPPED)) {
new_object->common.reference_count =
return_object->common.reference_count;
@@ -288,14 +288,14 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Converted %s to expected %s at Package index %u\n",
- data->pathname,
+ info->full_pathname,
acpi_ut_get_object_type_name(return_object),
acpi_ut_get_object_type_name(new_object),
package_index));
} else {
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Converted %s to expected %s\n",
- data->pathname,
+ info->full_pathname,
acpi_ut_get_object_type_name(return_object),
acpi_ut_get_object_type_name(new_object)));
}
@@ -304,7 +304,7 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
acpi_ut_remove_reference(return_object);
*return_object_ptr = new_object;
- data->flags |= ACPI_OBJECT_REPAIRED;
+ info->return_flags |= ACPI_OBJECT_REPAIRED;
return (AE_OK);
}
@@ -359,7 +359,7 @@ static const struct acpi_simple_repair_info *acpi_ns_match_simple_repair(struct
*
* FUNCTION: acpi_ns_repair_null_element
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* expected_btypes - Object types expected
* package_index - Index of object within parent package (if
* applicable - ACPI_NOT_PACKAGE_ELEMENT
@@ -374,7 +374,7 @@ static const struct acpi_simple_repair_info *acpi_ns_match_simple_repair(struct
******************************************************************************/
acpi_status
-acpi_ns_repair_null_element(struct acpi_predefined_data *data,
+acpi_ns_repair_null_element(struct acpi_evaluate_info * info,
u32 expected_btypes,
u32 package_index,
union acpi_operand_object **return_object_ptr)
@@ -424,16 +424,16 @@ acpi_ns_repair_null_element(struct acpi_predefined_data *data,
/* Set the reference count according to the parent Package object */
new_object->common.reference_count =
- data->parent_package->common.reference_count;
+ info->parent_package->common.reference_count;
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Converted NULL package element to expected %s at index %u\n",
- data->pathname,
+ info->full_pathname,
acpi_ut_get_object_type_name(new_object),
package_index));
*return_object_ptr = new_object;
- data->flags |= ACPI_OBJECT_REPAIRED;
+ info->return_flags |= ACPI_OBJECT_REPAIRED;
return (AE_OK);
}
@@ -441,7 +441,7 @@ acpi_ns_repair_null_element(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_remove_null_elements
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* package_type - An acpi_return_package_types value
* obj_desc - A Package object
*
@@ -454,7 +454,7 @@ acpi_ns_repair_null_element(struct acpi_predefined_data *data,
*****************************************************************************/
void
-acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
+acpi_ns_remove_null_elements(struct acpi_evaluate_info *info,
u8 package_type,
union acpi_operand_object *obj_desc)
{
@@ -511,7 +511,7 @@ acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
if (new_count < count) {
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Found and removed %u NULL elements\n",
- data->pathname, (count - new_count)));
+ info->full_pathname, (count - new_count)));
/* NULL terminate list and update the package count */
@@ -524,7 +524,7 @@ acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_wrap_with_package
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* original_object - Pointer to the object to repair.
* obj_desc_ptr - The new package object is returned here
*
@@ -545,7 +545,7 @@ acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
******************************************************************************/
acpi_status
-acpi_ns_wrap_with_package(struct acpi_predefined_data *data,
+acpi_ns_wrap_with_package(struct acpi_evaluate_info *info,
union acpi_operand_object *original_object,
union acpi_operand_object **obj_desc_ptr)
{
@@ -566,12 +566,12 @@ acpi_ns_wrap_with_package(struct acpi_predefined_data *data,
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Wrapped %s with expected Package object\n",
- data->pathname,
+ info->full_pathname,
acpi_ut_get_object_type_name(original_object)));
/* Return the new object in the object pointer */
*obj_desc_ptr = pkg_obj_desc;
- data->flags |= ACPI_OBJECT_REPAIRED | ACPI_OBJECT_WRAPPED;
+ info->return_flags |= ACPI_OBJECT_REPAIRED | ACPI_OBJECT_WRAPPED;
return (AE_OK);
}
diff --git a/drivers/acpi/acpica/nsrepair2.c b/drivers/acpi/acpica/nsrepair2.c
index 149e9b9c2c1b..39acc4e6b387 100644
--- a/drivers/acpi/acpica/nsrepair2.c
+++ b/drivers/acpi/acpica/nsrepair2.c
@@ -54,7 +54,7 @@ ACPI_MODULE_NAME("nsrepair2")
* be repaired on a per-name basis.
*/
typedef
-acpi_status(*acpi_repair_function) (struct acpi_predefined_data *data,
+acpi_status(*acpi_repair_function) (struct acpi_evaluate_info * info,
union acpi_operand_object
**return_object_ptr);
@@ -71,31 +71,31 @@ static const struct acpi_repair_info *acpi_ns_match_complex_repair(struct
*node);
static acpi_status
-acpi_ns_repair_ALR(struct acpi_predefined_data *data,
+acpi_ns_repair_ALR(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr);
static acpi_status
-acpi_ns_repair_CID(struct acpi_predefined_data *data,
+acpi_ns_repair_CID(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr);
static acpi_status
-acpi_ns_repair_FDE(struct acpi_predefined_data *data,
+acpi_ns_repair_FDE(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr);
static acpi_status
-acpi_ns_repair_HID(struct acpi_predefined_data *data,
+acpi_ns_repair_HID(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr);
static acpi_status
-acpi_ns_repair_PSS(struct acpi_predefined_data *data,
+acpi_ns_repair_PSS(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr);
static acpi_status
-acpi_ns_repair_TSS(struct acpi_predefined_data *data,
+acpi_ns_repair_TSS(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr);
static acpi_status
-acpi_ns_check_sorted_list(struct acpi_predefined_data *data,
+acpi_ns_check_sorted_list(struct acpi_evaluate_info *info,
union acpi_operand_object *return_object,
u32 expected_count,
u32 sort_index,
@@ -150,7 +150,7 @@ static const struct acpi_repair_info acpi_ns_repairable_names[] = {
*
* FUNCTION: acpi_ns_complex_repairs
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* node - Namespace node for the method/object
* validate_status - Original status of earlier validation
* return_object_ptr - Pointer to the object returned from the
@@ -165,7 +165,7 @@ static const struct acpi_repair_info acpi_ns_repairable_names[] = {
*****************************************************************************/
acpi_status
-acpi_ns_complex_repairs(struct acpi_predefined_data *data,
+acpi_ns_complex_repairs(struct acpi_evaluate_info *info,
struct acpi_namespace_node *node,
acpi_status validate_status,
union acpi_operand_object **return_object_ptr)
@@ -180,7 +180,7 @@ acpi_ns_complex_repairs(struct acpi_predefined_data *data,
return (validate_status);
}
- status = predefined->repair_function(data, return_object_ptr);
+ status = predefined->repair_function(info, return_object_ptr);
return (status);
}
@@ -219,7 +219,7 @@ static const struct acpi_repair_info *acpi_ns_match_complex_repair(struct
*
* FUNCTION: acpi_ns_repair_ALR
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -231,13 +231,13 @@ static const struct acpi_repair_info *acpi_ns_match_complex_repair(struct
*****************************************************************************/
static acpi_status
-acpi_ns_repair_ALR(struct acpi_predefined_data *data,
+acpi_ns_repair_ALR(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr)
{
union acpi_operand_object *return_object = *return_object_ptr;
acpi_status status;
- status = acpi_ns_check_sorted_list(data, return_object, 2, 1,
+ status = acpi_ns_check_sorted_list(info, return_object, 2, 1,
ACPI_SORT_ASCENDING,
"AmbientIlluminance");
@@ -248,7 +248,7 @@ acpi_ns_repair_ALR(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_repair_FDE
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -262,7 +262,7 @@ acpi_ns_repair_ALR(struct acpi_predefined_data *data,
*****************************************************************************/
static acpi_status
-acpi_ns_repair_FDE(struct acpi_predefined_data *data,
+acpi_ns_repair_FDE(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr)
{
union acpi_operand_object *return_object = *return_object_ptr;
@@ -285,8 +285,8 @@ acpi_ns_repair_FDE(struct acpi_predefined_data *data,
/* We can only repair if we have exactly 5 BYTEs */
if (return_object->buffer.length != ACPI_FDE_BYTE_BUFFER_SIZE) {
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname,
- data->node_flags,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
+ info->node_flags,
"Incorrect return buffer length %u, expected %u",
return_object->buffer.length,
ACPI_FDE_DWORD_BUFFER_SIZE));
@@ -316,7 +316,7 @@ acpi_ns_repair_FDE(struct acpi_predefined_data *data,
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s Expanded Byte Buffer to expected DWord Buffer\n",
- data->pathname));
+ info->full_pathname));
break;
default:
@@ -328,7 +328,7 @@ acpi_ns_repair_FDE(struct acpi_predefined_data *data,
acpi_ut_remove_reference(return_object);
*return_object_ptr = buffer_object;
- data->flags |= ACPI_OBJECT_REPAIRED;
+ info->return_flags |= ACPI_OBJECT_REPAIRED;
return (AE_OK);
}
@@ -336,7 +336,7 @@ acpi_ns_repair_FDE(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_repair_CID
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -349,7 +349,7 @@ acpi_ns_repair_FDE(struct acpi_predefined_data *data,
*****************************************************************************/
static acpi_status
-acpi_ns_repair_CID(struct acpi_predefined_data *data,
+acpi_ns_repair_CID(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr)
{
acpi_status status;
@@ -362,7 +362,7 @@ acpi_ns_repair_CID(struct acpi_predefined_data *data,
/* Check for _CID as a simple string */
if (return_object->common.type == ACPI_TYPE_STRING) {
- status = acpi_ns_repair_HID(data, return_object_ptr);
+ status = acpi_ns_repair_HID(info, return_object_ptr);
return (status);
}
@@ -379,7 +379,7 @@ acpi_ns_repair_CID(struct acpi_predefined_data *data,
original_element = *element_ptr;
original_ref_count = original_element->common.reference_count;
- status = acpi_ns_repair_HID(data, element_ptr);
+ status = acpi_ns_repair_HID(info, element_ptr);
if (ACPI_FAILURE(status)) {
return (status);
}
@@ -406,7 +406,7 @@ acpi_ns_repair_CID(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_repair_HID
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -418,7 +418,7 @@ acpi_ns_repair_CID(struct acpi_predefined_data *data,
*****************************************************************************/
static acpi_status
-acpi_ns_repair_HID(struct acpi_predefined_data *data,
+acpi_ns_repair_HID(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr)
{
union acpi_operand_object *return_object = *return_object_ptr;
@@ -435,12 +435,13 @@ acpi_ns_repair_HID(struct acpi_predefined_data *data,
}
if (return_object->string.length == 0) {
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
+ info->node_flags,
"Invalid zero-length _HID or _CID string"));
/* Return AE_OK anyway, let driver handle it */
- data->flags |= ACPI_OBJECT_REPAIRED;
+ info->return_flags |= ACPI_OBJECT_REPAIRED;
return (AE_OK);
}
@@ -464,7 +465,7 @@ acpi_ns_repair_HID(struct acpi_predefined_data *data,
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Removed invalid leading asterisk\n",
- data->pathname));
+ info->full_pathname));
}
/*
@@ -488,7 +489,7 @@ acpi_ns_repair_HID(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_repair_TSS
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -500,7 +501,7 @@ acpi_ns_repair_HID(struct acpi_predefined_data *data,
*****************************************************************************/
static acpi_status
-acpi_ns_repair_TSS(struct acpi_predefined_data *data,
+acpi_ns_repair_TSS(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr)
{
union acpi_operand_object *return_object = *return_object_ptr;
@@ -515,13 +516,13 @@ acpi_ns_repair_TSS(struct acpi_predefined_data *data,
* In this case, it is best to just return the _TSS package as-is.
* (May, 2011)
*/
- status =
- acpi_ns_get_node(data->node, "^_PSS", ACPI_NS_NO_UPSEARCH, &node);
+ status = acpi_ns_get_node(info->node, "^_PSS",
+ ACPI_NS_NO_UPSEARCH, &node);
if (ACPI_SUCCESS(status)) {
return (AE_OK);
}
- status = acpi_ns_check_sorted_list(data, return_object, 5, 1,
+ status = acpi_ns_check_sorted_list(info, return_object, 5, 1,
ACPI_SORT_DESCENDING,
"PowerDissipation");
@@ -532,7 +533,7 @@ acpi_ns_repair_TSS(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_repair_PSS
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -546,7 +547,7 @@ acpi_ns_repair_TSS(struct acpi_predefined_data *data,
*****************************************************************************/
static acpi_status
-acpi_ns_repair_PSS(struct acpi_predefined_data *data,
+acpi_ns_repair_PSS(struct acpi_evaluate_info *info,
union acpi_operand_object **return_object_ptr)
{
union acpi_operand_object *return_object = *return_object_ptr;
@@ -564,7 +565,7 @@ acpi_ns_repair_PSS(struct acpi_predefined_data *data,
* incorrectly sorted, sort it. We sort by cpu_frequency, since this
* should be proportional to the power.
*/
- status = acpi_ns_check_sorted_list(data, return_object, 6, 0,
+ status = acpi_ns_check_sorted_list(info, return_object, 6, 0,
ACPI_SORT_DESCENDING,
"CpuFrequency");
if (ACPI_FAILURE(status)) {
@@ -584,8 +585,8 @@ acpi_ns_repair_PSS(struct acpi_predefined_data *data,
obj_desc = elements[1]; /* Index1 = power_dissipation */
if ((u32) obj_desc->integer.value > previous_value) {
- ACPI_WARN_PREDEFINED((AE_INFO, data->pathname,
- data->node_flags,
+ ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
+ info->node_flags,
"SubPackage[%u,%u] - suspicious power dissipation values",
i - 1, i));
}
@@ -601,7 +602,7 @@ acpi_ns_repair_PSS(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_check_sorted_list
*
- * PARAMETERS: data - Pointer to validation data structure
+ * PARAMETERS: info - Method execution information block
* return_object - Pointer to the top-level returned object
* expected_count - Minimum length of each sub-package
* sort_index - Sub-package entry to sort on
@@ -617,7 +618,7 @@ acpi_ns_repair_PSS(struct acpi_predefined_data *data,
*****************************************************************************/
static acpi_status
-acpi_ns_check_sorted_list(struct acpi_predefined_data *data,
+acpi_ns_check_sorted_list(struct acpi_evaluate_info *info,
union acpi_operand_object *return_object,
u32 expected_count,
u32 sort_index,
@@ -689,11 +690,11 @@ acpi_ns_check_sorted_list(struct acpi_predefined_data *data,
outer_element_count, sort_index,
sort_direction);
- data->flags |= ACPI_OBJECT_REPAIRED;
+ info->return_flags |= ACPI_OBJECT_REPAIRED;
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Repaired unsorted list - now sorted by %s\n",
- data->pathname, sort_key_name));
+ info->full_pathname, sort_key_name));
return (AE_OK);
}
diff --git a/drivers/acpi/acpica/nsxfeval.c b/drivers/acpi/acpica/nsxfeval.c
index fc69949151bb..82bec40d4508 100644
--- a/drivers/acpi/acpica/nsxfeval.c
+++ b/drivers/acpi/acpica/nsxfeval.c
@@ -187,8 +187,6 @@ acpi_evaluate_object(acpi_handle handle,
return_ACPI_STATUS(AE_NO_MEMORY);
}
- info->pathname = pathname;
-
/* Convert and validate the device handle */
info->prefix_node = acpi_ns_validate_handle(handle);
@@ -198,17 +196,64 @@ acpi_evaluate_object(acpi_handle handle,
}
/*
- * If there are parameters to be passed to a control method, the external
- * objects must all be converted to internal objects
+ * Get the actual namespace node for the target object.
+ * Handles these cases:
+ *
+ * 1) Null node, valid pathname from root (absolute path)
+ * 2) Node and valid pathname (path relative to Node)
+ * 3) Node, Null pathname
+ */
+ if ((pathname) && (ACPI_IS_ROOT_PREFIX(pathname[0]))) {
+
+ /* The path is fully qualified, just evaluate by name */
+
+ info->prefix_node = NULL;
+ } else if (!handle) {
+ /*
+ * A handle is optional iff a fully qualified pathname is specified.
+ * Since we've already handled fully qualified names above, this is
+ * an error.
+ */
+ if (!pathname) {
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "Both Handle and Pathname are NULL"));
+ } else {
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "Null Handle with relative pathname [%s]",
+ pathname));
+ }
+
+ status = AE_BAD_PARAMETER;
+ goto cleanup;
+ }
+
+ info->relative_pathname = pathname;
+
+ /*
+ * Convert all external objects passed as arguments to the
+ * internal version(s).
*/
if (external_params && external_params->count) {
+ info->param_count = (u16)external_params->count;
+
+ /* Warn on impossible argument count */
+
+ if (info->param_count > ACPI_METHOD_NUM_ARGS) {
+ ACPI_WARN_PREDEFINED((AE_INFO, pathname,
+ ACPI_WARN_ALWAYS,
+ "Excess arguments (%u) - using only %u",
+ info->param_count,
+ ACPI_METHOD_NUM_ARGS));
+
+ info->param_count = ACPI_METHOD_NUM_ARGS;
+ }
+
/*
* Allocate a new parameter block for the internal objects
* Add 1 to count to allow for null terminated internal list
*/
- info->parameters = ACPI_ALLOCATE_ZEROED(((acpi_size)
- external_params->
- count +
+ info->parameters = ACPI_ALLOCATE_ZEROED(((acpi_size) info->
+ param_count +
1) * sizeof(void *));
if (!info->parameters) {
status = AE_NO_MEMORY;
@@ -217,7 +262,7 @@ acpi_evaluate_object(acpi_handle handle,
/* Convert each external object in the list to an internal object */
- for (i = 0; i < external_params->count; i++) {
+ for (i = 0; i < info->param_count; i++) {
status =
acpi_ut_copy_eobject_to_iobject(&external_params->
pointer[i],
@@ -227,43 +272,96 @@ acpi_evaluate_object(acpi_handle handle,
goto cleanup;
}
}
- info->parameters[external_params->count] = NULL;
+
+ info->parameters[info->param_count] = NULL;
}
+#if 0
+
/*
- * Three major cases:
- * 1) Fully qualified pathname
- * 2) No handle, not fully qualified pathname (error)
- * 3) Valid handle
+ * Begin incoming argument count analysis. Check for too few args
+ * and too many args.
*/
- if ((pathname) && (ACPI_IS_ROOT_PREFIX(pathname[0]))) {
- /* The path is fully qualified, just evaluate by name */
+ switch (acpi_ns_get_type(info->node)) {
+ case ACPI_TYPE_METHOD:
+
+ /* Check incoming argument count against the method definition */
+
+ if (info->obj_desc->method.param_count > info->param_count) {
+ ACPI_ERROR((AE_INFO,
+ "Insufficient arguments (%u) - %u are required",
+ info->param_count,
+ info->obj_desc->method.param_count));
+
+ status = AE_MISSING_ARGUMENTS;
+ goto cleanup;
+ }
+
+ else if (info->obj_desc->method.param_count < info->param_count) {
+ ACPI_WARNING((AE_INFO,
+ "Excess arguments (%u) - only %u are required",
+ info->param_count,
+ info->obj_desc->method.param_count));
+
+ /* Just pass the required number of arguments */
+
+ info->param_count = info->obj_desc->method.param_count;
+ }
- info->prefix_node = NULL;
- status = acpi_ns_evaluate(info);
- } else if (!handle) {
/*
- * A handle is optional iff a fully qualified pathname is specified.
- * Since we've already handled fully qualified names above, this is
- * an error
+ * Any incoming external objects to be passed as arguments to the
+ * method must be converted to internal objects
*/
- if (!pathname) {
- ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "Both Handle and Pathname are NULL"));
- } else {
- ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "Null Handle with relative pathname [%s]",
- pathname));
+ if (info->param_count) {
+ /*
+ * Allocate a new parameter block for the internal objects
+ * Add 1 to count to allow for null terminated internal list
+ */
+ info->parameters = ACPI_ALLOCATE_ZEROED(((acpi_size)
+ info->
+ param_count +
+ 1) *
+ sizeof(void *));
+ if (!info->parameters) {
+ status = AE_NO_MEMORY;
+ goto cleanup;
+ }
+
+ /* Convert each external object in the list to an internal object */
+
+ for (i = 0; i < info->param_count; i++) {
+ status =
+ acpi_ut_copy_eobject_to_iobject
+ (&external_params->pointer[i],
+ &info->parameters[i]);
+ if (ACPI_FAILURE(status)) {
+ goto cleanup;
+ }
+ }
+
+ info->parameters[info->param_count] = NULL;
}
+ break;
- status = AE_BAD_PARAMETER;
- } else {
- /* We have a namespace a node and a possible relative path */
+ default:
- status = acpi_ns_evaluate(info);
+ /* Warn if arguments passed to an object that is not a method */
+
+ if (info->param_count) {
+ ACPI_WARNING((AE_INFO,
+ "%u arguments were passed to a non-method ACPI object",
+ info->param_count));
+ }
+ break;
}
+#endif
+
+ /* Now we can evaluate the object */
+
+ status = acpi_ns_evaluate(info);
+
/*
* If we are expecting a return value, and all went well above,
* copy the return value to an external object.
diff --git a/drivers/acpi/acpica/psxface.c b/drivers/acpi/acpica/psxface.c
index f68254268965..11b99ab20bb3 100644
--- a/drivers/acpi/acpica/psxface.c
+++ b/drivers/acpi/acpica/psxface.c
@@ -125,7 +125,7 @@ static void acpi_ps_start_trace(struct acpi_evaluate_info *info)
}
if ((!acpi_gbl_trace_method_name) ||
- (acpi_gbl_trace_method_name != info->resolved_node->name.integer)) {
+ (acpi_gbl_trace_method_name != info->node->name.integer)) {
goto exit;
}
@@ -170,7 +170,7 @@ static void acpi_ps_stop_trace(struct acpi_evaluate_info *info)
}
if ((!acpi_gbl_trace_method_name) ||
- (acpi_gbl_trace_method_name != info->resolved_node->name.integer)) {
+ (acpi_gbl_trace_method_name != info->node->name.integer)) {
goto exit;
}
@@ -226,15 +226,14 @@ acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info)
/* Validate the Info and method Node */
- if (!info || !info->resolved_node) {
+ if (!info || !info->node) {
return_ACPI_STATUS(AE_NULL_ENTRY);
}
/* Init for new method, wait on concurrency semaphore */
status =
- acpi_ds_begin_method_execution(info->resolved_node, info->obj_desc,
- NULL);
+ acpi_ds_begin_method_execution(info->node, info->obj_desc, NULL);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@@ -253,8 +252,7 @@ acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info)
*/
ACPI_DEBUG_PRINT((ACPI_DB_PARSE,
"**** Begin Method Parse/Execute [%4.4s] **** Node=%p Obj=%p\n",
- info->resolved_node->name.ascii, info->resolved_node,
- info->obj_desc));
+ info->node->name.ascii, info->node, info->obj_desc));
/* Create and init a Root Node */
@@ -275,7 +273,7 @@ acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info)
goto cleanup;
}
- status = acpi_ds_init_aml_walk(walk_state, op, info->resolved_node,
+ status = acpi_ds_init_aml_walk(walk_state, op, info->node,
info->obj_desc->method.aml_start,
info->obj_desc->method.aml_length, info,
info->pass_number);
diff --git a/drivers/acpi/acpica/rsutils.c b/drivers/acpi/acpica/rsutils.c
index a44953c6f75d..59bdf37164ba 100644
--- a/drivers/acpi/acpica/rsutils.c
+++ b/drivers/acpi/acpica/rsutils.c
@@ -736,7 +736,7 @@ acpi_rs_set_srs_method_data(struct acpi_namespace_node *node,
}
info->prefix_node = node;
- info->pathname = METHOD_NAME__SRS;
+ info->relative_pathname = METHOD_NAME__SRS;
info->parameters = args;
info->flags = ACPI_IGNORE_RETURN_VALUE;
diff --git a/drivers/acpi/acpica/uteval.c b/drivers/acpi/acpica/uteval.c
index c3f3a7e7bdc7..1673dddc9cd5 100644
--- a/drivers/acpi/acpica/uteval.c
+++ b/drivers/acpi/acpica/uteval.c
@@ -87,7 +87,7 @@ acpi_ut_evaluate_object(struct acpi_namespace_node * prefix_node,
}
info->prefix_node = prefix_node;
- info->pathname = path;
+ info->relative_pathname = path;
/* Evaluate the object/method */
diff --git a/drivers/acpi/acpica/utpredef.c b/drivers/acpi/acpica/utpredef.c
index 29459479148f..2b1ce4cd3207 100644
--- a/drivers/acpi/acpica/utpredef.c
+++ b/drivers/acpi/acpica/utpredef.c
@@ -147,6 +147,11 @@ void acpi_ut_get_expected_return_types(char *buffer, u32 expected_btypes)
u32 i;
u32 j;
+ if (!expected_btypes) {
+ ACPI_STRCPY(buffer, "NONE");
+ return;
+ }
+
j = 1;
buffer[0] = 0;
this_rtype = ACPI_RTYPE_INTEGER;
@@ -328,9 +333,7 @@ static u32 acpi_ut_get_argument_types(char *buffer, u16 argument_types)
/* First field in the types list is the count of args to follow */
- arg_count = (argument_types & METHOD_ARG_MASK);
- argument_types >>= METHOD_ARG_BIT_WIDTH;
-
+ arg_count = METHOD_GET_ARG_COUNT(argument_types);
if (arg_count > METHOD_PREDEF_ARGS_MAX) {
printf("**** Invalid argument count (%u) "
"in predefined info structure\n", arg_count);
@@ -340,7 +343,8 @@ static u32 acpi_ut_get_argument_types(char *buffer, u16 argument_types)
/* Get each argument from the list, convert to ascii, store to buffer */
for (i = 0; i < arg_count; i++) {
- this_argument_type = (argument_types & METHOD_ARG_MASK);
+ this_argument_type = METHOD_GET_NEXT_TYPE(argument_types);
+
if (!this_argument_type
|| (this_argument_type > METHOD_MAX_ARG_TYPE)) {
printf("**** Invalid argument type (%u) "
@@ -351,10 +355,6 @@ static u32 acpi_ut_get_argument_types(char *buffer, u16 argument_types)
strcat(buffer,
ut_external_type_names[this_argument_type] + sub_index);
-
- /* Shift to next argument type field */
-
- argument_types >>= METHOD_ARG_BIT_WIDTH;
sub_index = 0;
}