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Diffstat (limited to 'drivers/acpi/parser/pswalk.c')
-rw-r--r--drivers/acpi/parser/pswalk.c109
1 files changed, 0 insertions, 109 deletions
diff --git a/drivers/acpi/parser/pswalk.c b/drivers/acpi/parser/pswalk.c
deleted file mode 100644
index 8b86ad5a320..00000000000
--- a/drivers/acpi/parser/pswalk.c
+++ /dev/null
@@ -1,109 +0,0 @@
-/******************************************************************************
- *
- * Module Name: pswalk - Parser routines to walk parsed op tree(s)
- *
- *****************************************************************************/
-
-/*
- * Copyright (C) 2000 - 2008, 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 <acpi/acparser.h>
-
-#define _COMPONENT ACPI_PARSER
-ACPI_MODULE_NAME("pswalk")
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ps_delete_parse_tree
- *
- * PARAMETERS: subtree_root - Root of tree (or subtree) to delete
- *
- * RETURN: None
- *
- * DESCRIPTION: Delete a portion of or an entire parse tree.
- *
- ******************************************************************************/
-void acpi_ps_delete_parse_tree(union acpi_parse_object *subtree_root)
-{
- union acpi_parse_object *op = subtree_root;
- union acpi_parse_object *next = NULL;
- union acpi_parse_object *parent = NULL;
-
- ACPI_FUNCTION_TRACE_PTR(ps_delete_parse_tree, subtree_root);
-
- /* Visit all nodes in the subtree */
-
- while (op) {
-
- /* Check if we are not ascending */
-
- if (op != parent) {
-
- /* Look for an argument or child of the current op */
-
- next = acpi_ps_get_arg(op, 0);
- if (next) {
-
- /* Still going downward in tree (Op is not completed yet) */
-
- op = next;
- continue;
- }
- }
-
- /* No more children, this Op is complete. */
-
- next = op->common.next;
- parent = op->common.parent;
-
- acpi_ps_free_op(op);
-
- /* If we are back to the starting point, the walk is complete. */
-
- if (op == subtree_root) {
- return_VOID;
- }
- if (next) {
- op = next;
- } else {
- op = parent;
- }
- }
-
- return_VOID;
-}