linux-imx

// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0

/*******************************************************************************

 *

 * Module Name: nsobject - Utilities for objects attached to namespace

 *                         table entries

 *

 ******************************************************************************/

​

#include <acpi/acpi.h>

#include "accommon.h"

#include "acnamesp.h"

​

#define _COMPONENT          ACPI_NAMESPACE

ACPI_MODULE_NAME("nsobject")

​

/*******************************************************************************

 *

 * FUNCTION:    acpi_ns_attach_object

 *

 * PARAMETERS:  node                - Parent Node

 *              object              - Object to be attached

 *              type                - Type of object, or ACPI_TYPE_ANY if not

 *                                    known

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Record the given object as the value associated with the

 *              name whose acpi_handle is passed. If Object is NULL

 *              and Type is ACPI_TYPE_ANY, set the name as having no value.

 *              Note: Future may require that the Node->Flags field be passed

 *              as a parameter.

 *

 * MUTEX:       Assumes namespace is locked

 *

 ******************************************************************************/

acpi_status

acpi_ns_attach_object(struct acpi_namespace_node *node,

              union acpi_operand_object *object, acpi_object_type type)

{

    union acpi_operand_object *obj_desc;

    union acpi_operand_object *last_obj_desc;

    acpi_object_type object_type = ACPI_TYPE_ANY;

​

    ACPI_FUNCTION_TRACE(ns_attach_object);

​

    /*

     * Parameter validation

     */

    if (!node) {

​

        /* Invalid handle */

​

        ACPI_ERROR((AE_INFO, "Null NamedObj handle"));

        return_ACPI_STATUS(AE_BAD_PARAMETER);

    }

​

    if (!object && (ACPI_TYPE_ANY != type)) {

​

        /* Null object */

​

        ACPI_ERROR((AE_INFO,

                "Null object, but type not ACPI_TYPE_ANY"));

        return_ACPI_STATUS(AE_BAD_PARAMETER);