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Diffstat (limited to 'drivers/acpi/namespace/nsxfname.c')
-rw-r--r--drivers/acpi/namespace/nsxfname.c359
1 files changed, 0 insertions, 359 deletions
diff --git a/drivers/acpi/namespace/nsxfname.c b/drivers/acpi/namespace/nsxfname.c
deleted file mode 100644
index 5efa4e7ddb0b..000000000000
--- a/drivers/acpi/namespace/nsxfname.c
+++ /dev/null
@@ -1,359 +0,0 @@
-/******************************************************************************
- *
- * Module Name: nsxfname - Public interfaces to the ACPI subsystem
- * ACPI Namespace oriented interfaces
- *
- *****************************************************************************/
-
-/*
- * 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/acnamesp.h>
-
-#define _COMPONENT ACPI_NAMESPACE
-ACPI_MODULE_NAME("nsxfname")
-
-/******************************************************************************
- *
- * FUNCTION: acpi_get_handle
- *
- * PARAMETERS: Parent - Object to search under (search scope).
- * Pathname - Pointer to an asciiz string containing the
- * name
- * ret_handle - Where the return handle is returned
- *
- * RETURN: Status
- *
- * DESCRIPTION: This routine will search for a caller specified name in the
- * name space. The caller can restrict the search region by
- * specifying a non NULL parent. The parent value is itself a
- * namespace handle.
- *
- ******************************************************************************/
-acpi_status
-acpi_get_handle(acpi_handle parent,
- acpi_string pathname, acpi_handle * ret_handle)
-{
- acpi_status status;
- struct acpi_namespace_node *node = NULL;
- struct acpi_namespace_node *prefix_node = NULL;
-
- ACPI_FUNCTION_ENTRY();
-
- /* Parameter Validation */
-
- if (!ret_handle || !pathname) {
- return (AE_BAD_PARAMETER);
- }
-
- /* Convert a parent handle to a prefix node */
-
- if (parent) {
- prefix_node = acpi_ns_map_handle_to_node(parent);
- if (!prefix_node) {
- return (AE_BAD_PARAMETER);
- }
- }
-
- /*
- * Valid cases are:
- * 1) Fully qualified pathname
- * 2) Parent + Relative pathname
- *
- * Error for <null Parent + relative path>
- */
- if (acpi_ns_valid_root_prefix(pathname[0])) {
-
- /* Pathname is fully qualified (starts with '\') */
-
- /* Special case for root-only, since we can't search for it */
-
- if (!ACPI_STRCMP(pathname, ACPI_NS_ROOT_PATH)) {
- *ret_handle =
- acpi_ns_convert_entry_to_handle(acpi_gbl_root_node);
- return (AE_OK);
- }
- } else if (!prefix_node) {
-
- /* Relative path with null prefix is disallowed */
-
- return (AE_BAD_PARAMETER);
- }
-
- /* Find the Node and convert to a handle */
-
- status =
- acpi_ns_get_node(prefix_node, pathname, ACPI_NS_NO_UPSEARCH, &node);
- if (ACPI_SUCCESS(status)) {
- *ret_handle = acpi_ns_convert_entry_to_handle(node);
- }
-
- return (status);
-}
-
-ACPI_EXPORT_SYMBOL(acpi_get_handle)
-
-/******************************************************************************
- *
- * FUNCTION: acpi_get_name
- *
- * PARAMETERS: Handle - Handle to be converted to a pathname
- * name_type - Full pathname or single segment
- * Buffer - Buffer for returned path
- *
- * RETURN: Pointer to a string containing the fully qualified Name.
- *
- * DESCRIPTION: This routine returns the fully qualified name associated with
- * the Handle parameter. This and the acpi_pathname_to_handle are
- * complementary functions.
- *
- ******************************************************************************/
-acpi_status
-acpi_get_name(acpi_handle handle, u32 name_type, struct acpi_buffer * buffer)
-{
- acpi_status status;
- struct acpi_namespace_node *node;
-
- /* Parameter validation */
-
- if (name_type > ACPI_NAME_TYPE_MAX) {
- return (AE_BAD_PARAMETER);
- }
-
- status = acpi_ut_validate_buffer(buffer);
- if (ACPI_FAILURE(status)) {
- return (status);
- }
-
- if (name_type == ACPI_FULL_PATHNAME) {
-
- /* Get the full pathname (From the namespace root) */
-
- status = acpi_ns_handle_to_pathname(handle, buffer);
- return (status);
- }
-
- /*
- * Wants the single segment ACPI name.
- * Validate handle and convert to a namespace Node
- */
- status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
- if (ACPI_FAILURE(status)) {
- return (status);
- }
-
- node = acpi_ns_map_handle_to_node(handle);
- if (!node) {
- status = AE_BAD_PARAMETER;
- goto unlock_and_exit;
- }
-
- /* Validate/Allocate/Clear caller buffer */
-
- status = acpi_ut_initialize_buffer(buffer, ACPI_PATH_SEGMENT_LENGTH);
- if (ACPI_FAILURE(status)) {
- goto unlock_and_exit;
- }
-
- /* Just copy the ACPI name from the Node and zero terminate it */
-
- ACPI_STRNCPY(buffer->pointer, acpi_ut_get_node_name(node),
- ACPI_NAME_SIZE);
- ((char *)buffer->pointer)[ACPI_NAME_SIZE] = 0;
- status = AE_OK;
-
- unlock_and_exit:
-
- (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
- return (status);
-}
-
-ACPI_EXPORT_SYMBOL(acpi_get_name)
-
-/******************************************************************************
- *
- * FUNCTION: acpi_get_object_info
- *
- * PARAMETERS: Handle - Object Handle
- * Buffer - Where the info is returned
- *
- * RETURN: Status
- *
- * DESCRIPTION: Returns information about an object as gleaned from the
- * namespace node and possibly by running several standard
- * control methods (Such as in the case of a device.)
- *
- ******************************************************************************/
-acpi_status
-acpi_get_object_info(acpi_handle handle, struct acpi_buffer * buffer)
-{
- acpi_status status;
- struct acpi_namespace_node *node;
- struct acpi_device_info *info;
- struct acpi_device_info *return_info;
- struct acpi_compatible_id_list *cid_list = NULL;
- acpi_size size;
-
- /* Parameter validation */
-
- if (!handle || !buffer) {
- return (AE_BAD_PARAMETER);
- }
-
- status = acpi_ut_validate_buffer(buffer);
- if (ACPI_FAILURE(status)) {
- return (status);
- }
-
- info = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_device_info));
- if (!info) {
- return (AE_NO_MEMORY);
- }
-
- status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
- if (ACPI_FAILURE(status)) {
- goto cleanup;
- }
-
- node = acpi_ns_map_handle_to_node(handle);
- if (!node) {
- (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
- status = AE_BAD_PARAMETER;
- goto cleanup;
- }
-
- /* Init return structure */
-
- size = sizeof(struct acpi_device_info);
-
- info->type = node->type;
- info->name = node->name.integer;
- info->valid = 0;
-
- if (node->type == ACPI_TYPE_METHOD) {
- info->param_count = node->object->method.param_count;
- }
-
- status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
- if (ACPI_FAILURE(status)) {
- goto cleanup;
- }
-
- /* If not a device, we are all done */
-
- if (info->type == ACPI_TYPE_DEVICE) {
- /*
- * Get extra info for ACPI Devices objects only:
- * Run the Device _HID, _UID, _CID, _STA, _ADR and _sx_d methods.
- *
- * Note: none of these methods are required, so they may or may
- * not be present for this device. The Info->Valid bitfield is used
- * to indicate which methods were found and ran successfully.
- */
-
- /* Execute the Device._HID method */
-
- status = acpi_ut_execute_HID(node, &info->hardware_id);
- if (ACPI_SUCCESS(status)) {
- info->valid |= ACPI_VALID_HID;
- }
-
- /* Execute the Device._UID method */
-
- status = acpi_ut_execute_UID(node, &info->unique_id);
- if (ACPI_SUCCESS(status)) {
- info->valid |= ACPI_VALID_UID;
- }
-
- /* Execute the Device._CID method */
-
- status = acpi_ut_execute_CID(node, &cid_list);
- if (ACPI_SUCCESS(status)) {
- size += cid_list->size;
- info->valid |= ACPI_VALID_CID;
- }
-
- /* Execute the Device._STA method */
-
- status = acpi_ut_execute_STA(node, &info->current_status);
- if (ACPI_SUCCESS(status)) {
- info->valid |= ACPI_VALID_STA;
- }
-
- /* Execute the Device._ADR method */
-
- status = acpi_ut_evaluate_numeric_object(METHOD_NAME__ADR, node,
- &info->address);
- if (ACPI_SUCCESS(status)) {
- info->valid |= ACPI_VALID_ADR;
- }
-
- /* Execute the Device._sx_d methods */
-
- status = acpi_ut_execute_sxds(node, info->highest_dstates);
- if (ACPI_SUCCESS(status)) {
- info->valid |= ACPI_VALID_SXDS;
- }
- }
-
- /* Validate/Allocate/Clear caller buffer */
-
- status = acpi_ut_initialize_buffer(buffer, size);
- if (ACPI_FAILURE(status)) {
- goto cleanup;
- }
-
- /* Populate the return buffer */
-
- return_info = buffer->pointer;
- ACPI_MEMCPY(return_info, info, sizeof(struct acpi_device_info));
-
- if (cid_list) {
- ACPI_MEMCPY(&return_info->compatibility_id, cid_list,
- cid_list->size);
- }
-
- cleanup:
- ACPI_FREE(info);
- if (cid_list) {
- ACPI_FREE(cid_list);
- }
- return (status);
-}
-
-ACPI_EXPORT_SYMBOL(acpi_get_object_info)
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-25 06:06:46 +0000