diff options
Diffstat (limited to 'drivers/acpi/resources/rslist.c')
| -rw-r--r-- | drivers/acpi/resources/rslist.c | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/drivers/acpi/resources/rslist.c b/drivers/acpi/resources/rslist.c deleted file mode 100644 index 1434e786477..00000000000 --- a/drivers/acpi/resources/rslist.c +++ /dev/null @@ -1,215 +0,0 @@ -/******************************************************************************* - * - * Module Name: rslist - Linked list utilities - * - ******************************************************************************/ - -/* - * Copyright (C) 2000 - 2006, R. Byron Moore - * 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/acresrc.h> - -#define _COMPONENT ACPI_RESOURCES -ACPI_MODULE_NAME("rslist") - -/******************************************************************************* - * - * FUNCTION: acpi_rs_convert_aml_to_resources - * - * PARAMETERS: Aml - Pointer to the resource byte stream - * aml_length - Length of Aml - * output_buffer - Pointer to the buffer that will - * contain the output structures - * - * RETURN: Status - * - * DESCRIPTION: Takes the resource byte stream and parses it, creating a - * linked list of resources in the caller's output buffer - * - ******************************************************************************/ -acpi_status -acpi_rs_convert_aml_to_resources(u8 * aml, u32 aml_length, u8 * output_buffer) -{ - struct acpi_resource *resource = (void *)output_buffer; - acpi_status status; - u8 resource_index; - u8 *end_aml; - - ACPI_FUNCTION_TRACE("rs_convert_aml_to_resources"); - - end_aml = aml + aml_length; - - /* Loop until end-of-buffer or an end_tag is found */ - - while (aml < end_aml) { - /* Validate the Resource Type and Resource Length */ - - status = acpi_ut_validate_resource(aml, &resource_index); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Convert the AML byte stream resource to a local resource struct */ - - status = - acpi_rs_convert_aml_to_resource(resource, - ACPI_CAST_PTR(union - aml_resource, - aml), - acpi_gbl_get_resource_dispatch - [resource_index]); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, - "Could not convert AML resource (Type %X)", - *aml)); - return_ACPI_STATUS(status); - } - - /* Normal exit on completion of an end_tag resource descriptor */ - - if (acpi_ut_get_resource_type(aml) == - ACPI_RESOURCE_NAME_END_TAG) { - return_ACPI_STATUS(AE_OK); - } - - /* Point to the next input AML resource */ - - aml += acpi_ut_get_descriptor_length(aml); - - /* Point to the next structure in the output buffer */ - - resource = - ACPI_ADD_PTR(struct acpi_resource, resource, - resource->length); - } - - /* Did not find an end_tag resource descriptor */ - - return_ACPI_STATUS(AE_AML_NO_RESOURCE_END_TAG); -} - -/******************************************************************************* - * - * FUNCTION: acpi_rs_convert_resources_to_aml - * - * PARAMETERS: Resource - Pointer to the resource linked list - * aml_size_needed - Calculated size of the byte stream - * needed from calling acpi_rs_get_aml_length() - * The size of the output_buffer is - * guaranteed to be >= aml_size_needed - * output_buffer - Pointer to the buffer that will - * contain the byte stream - * - * RETURN: Status - * - * DESCRIPTION: Takes the resource linked list and parses it, creating a - * byte stream of resources in the caller's output buffer - * - ******************************************************************************/ - -acpi_status -acpi_rs_convert_resources_to_aml(struct acpi_resource *resource, - acpi_size aml_size_needed, u8 * output_buffer) -{ - u8 *aml = output_buffer; - u8 *end_aml = output_buffer + aml_size_needed; - acpi_status status; - - ACPI_FUNCTION_TRACE("rs_convert_resources_to_aml"); - - /* Walk the resource descriptor list, convert each descriptor */ - - while (aml < end_aml) { - /* Validate the (internal) Resource Type */ - - if (resource->type > ACPI_RESOURCE_TYPE_MAX) { - ACPI_ERROR((AE_INFO, - "Invalid descriptor type (%X) in resource list", - resource->type)); - return_ACPI_STATUS(AE_BAD_DATA); - } - - /* Perform the conversion */ - - status = acpi_rs_convert_resource_to_aml(resource, - ACPI_CAST_PTR(union - aml_resource, - aml), - acpi_gbl_set_resource_dispatch - [resource->type]); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, - "Could not convert resource (type %X) to AML", - resource->type)); - return_ACPI_STATUS(status); - } - - /* Perform final sanity check on the new AML resource descriptor */ - - status = - acpi_ut_validate_resource(ACPI_CAST_PTR - (union aml_resource, aml), NULL); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Check for end-of-list, normal exit */ - - if (resource->type == ACPI_RESOURCE_TYPE_END_TAG) { - /* An End Tag indicates the end of the input Resource Template */ - - return_ACPI_STATUS(AE_OK); - } - - /* - * Extract the total length of the new descriptor and set the - * Aml to point to the next (output) resource descriptor - */ - aml += acpi_ut_get_descriptor_length(aml); - - /* Point to the next input resource descriptor */ - - resource = - ACPI_ADD_PTR(struct acpi_resource, resource, - resource->length); - } - - /* Completed buffer, but did not find an end_tag resource descriptor */ - - return_ACPI_STATUS(AE_AML_NO_RESOURCE_END_TAG); -} |