linux/drivers/acpi/acpica/nsarguments.c

// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
/******************************************************************************
 *
 * Module Name: nsarguments - Validation of args for ACPI predefined methods
 *
 * Copyright (C) 2000 - 2023, Intel Corp.
 *
 *****************************************************************************/

#include <acpi/acpi.h>
#include "accommon.h"
#include "acnamesp.h"
#include "acpredef.h"

#define _COMPONENT …
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)
{ … }

/*******************************************************************************
 *
 * 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)
{ … }

/*******************************************************************************
 *
 * 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)
{ … }