ACPICA: Performance enhancement for namespace search and access

[pandora-kernel.git] / drivers / acpi / acpica / nsutils.c

diff --git a/drivers/acpi/acpica/nsutils.c b/drivers/acpi/acpica/nsutils.c
index bab5597..e1add34 100644 (file)
--- a/drivers/acpi/acpica/nsutils.c
+++ b/drivers/acpi/acpica/nsutils.c
@@ -847,116 +847,3 @@ acpi_ns_get_node(struct acpi_namespace_node *prefix_node,
        ACPI_FREE(internal_path);
        return_ACPI_STATUS(status);
 }
-
-/*******************************************************************************
- *
- * FUNCTION:    acpi_ns_get_parent_node
- *
- * PARAMETERS:  Node       - Current table entry
- *
- * RETURN:      Parent entry of the given entry
- *
- * DESCRIPTION: Obtain the parent entry for a given entry in the namespace.
- *
- ******************************************************************************/
-
-struct acpi_namespace_node *acpi_ns_get_parent_node(struct acpi_namespace_node
-                                                   *node)
-{
-       ACPI_FUNCTION_ENTRY();
-
-       if (!node) {
-               return (NULL);
-       }
-
-       /*
-        * Walk to the end of this peer list. The last entry is marked with a flag
-        * and the peer pointer is really a pointer back to the parent. This saves
-        * putting a parent back pointer in each and every named object!
-        */
-       while (!(node->flags & ANOBJ_END_OF_PEER_LIST)) {
-               node = node->peer;
-       }
-
-       return (node->peer);
-}
-
-/*******************************************************************************
- *
- * FUNCTION:    acpi_ns_get_next_valid_node
- *
- * PARAMETERS:  Node       - Current table entry
- *
- * RETURN:      Next valid Node in the linked node list. NULL if no more valid
- *              nodes.
- *
- * DESCRIPTION: Find the next valid node within a name table.
- *              Useful for implementing NULL-end-of-list loops.
- *
- ******************************************************************************/
-
-struct acpi_namespace_node *acpi_ns_get_next_valid_node(struct
-                                                       acpi_namespace_node
-                                                       *node)
-{
-
-       /* If we are at the end of this peer list, return NULL */
-
-       if (node->flags & ANOBJ_END_OF_PEER_LIST) {
-               return NULL;
-       }
-
-       /* Otherwise just return the next peer */
-
-       return (node->peer);
-}
-
-#ifdef ACPI_OBSOLETE_FUNCTIONS
-/*******************************************************************************
- *
- * FUNCTION:    acpi_ns_find_parent_name
- *
- * PARAMETERS:  *child_node            - Named Obj whose name is to be found
- *
- * RETURN:      The ACPI name
- *
- * DESCRIPTION: Search for the given obj in its parent scope and return the
- *              name segment, or "????" if the parent name can't be found
- *              (which "should not happen").
- *
- ******************************************************************************/
-
-acpi_name acpi_ns_find_parent_name(struct acpi_namespace_node * child_node)
-{
-       struct acpi_namespace_node *parent_node;
-
-       ACPI_FUNCTION_TRACE(ns_find_parent_name);
-
-       if (child_node) {
-
-               /* Valid entry.  Get the parent Node */
-
-               parent_node = acpi_ns_get_parent_node(child_node);
-               if (parent_node) {
-                       ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
-                                         "Parent of %p [%4.4s] is %p [%4.4s]\n",
-                                         child_node,
-                                         acpi_ut_get_node_name(child_node),
-                                         parent_node,
-                                         acpi_ut_get_node_name(parent_node)));
-
-                       if (parent_node->name.integer) {
-                               return_VALUE((acpi_name) parent_node->name.
-                                            integer);
-                       }
-               }
-
-               ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
-                                 "Unable to find parent of %p (%4.4s)\n",
-                                 child_node,
-                                 acpi_ut_get_node_name(child_node)));
-       }
-
-       return_VALUE(ACPI_UNKNOWN_NAME);
-}
-#endif