diff options
Diffstat (limited to 'drivers/acpi/resources/rsutils.c')
| -rw-r--r-- | drivers/acpi/resources/rsutils.c | 326 |
1 files changed, 0 insertions, 326 deletions
diff --git a/drivers/acpi/resources/rsutils.c b/drivers/acpi/resources/rsutils.c deleted file mode 100644 index 4446778eaf7..00000000000 --- a/drivers/acpi/resources/rsutils.c +++ /dev/null @@ -1,326 +0,0 @@ -/******************************************************************************* - * - * Module Name: rsutils - Utilities for the resource manager - * - ******************************************************************************/ - -/* - * Copyright (C) 2000 - 2005, 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/acnamesp.h> -#include <acpi/acresrc.h> - -#define _COMPONENT ACPI_RESOURCES -ACPI_MODULE_NAME("rsutils") - -/******************************************************************************* - * - * FUNCTION: acpi_rs_get_prt_method_data - * - * PARAMETERS: Handle - a handle to the containing object - * ret_buffer - a pointer to a buffer structure for the - * results - * - * RETURN: Status - * - * DESCRIPTION: This function is called to get the _PRT value of an object - * contained in an object specified by the handle passed in - * - * If the function fails an appropriate status will be returned - * and the contents of the callers buffer is undefined. - * - ******************************************************************************/ -acpi_status -acpi_rs_get_prt_method_data(acpi_handle handle, struct acpi_buffer *ret_buffer) -{ - union acpi_operand_object *obj_desc; - acpi_status status; - - ACPI_FUNCTION_TRACE("rs_get_prt_method_data"); - - /* Parameters guaranteed valid by caller */ - - /* Execute the method, no parameters */ - - status = acpi_ut_evaluate_object(handle, METHOD_NAME__PRT, - ACPI_BTYPE_PACKAGE, &obj_desc); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* - * Create a resource linked list from the byte stream buffer that comes - * back from the _CRS method execution. - */ - status = acpi_rs_create_pci_routing_table(obj_desc, ret_buffer); - - /* On exit, we must delete the object returned by evaluate_object */ - - acpi_ut_remove_reference(obj_desc); - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_rs_get_crs_method_data - * - * PARAMETERS: Handle - a handle to the containing object - * ret_buffer - a pointer to a buffer structure for the - * results - * - * RETURN: Status - * - * DESCRIPTION: This function is called to get the _CRS value of an object - * contained in an object specified by the handle passed in - * - * If the function fails an appropriate status will be returned - * and the contents of the callers buffer is undefined. - * - ******************************************************************************/ - -acpi_status -acpi_rs_get_crs_method_data(acpi_handle handle, struct acpi_buffer *ret_buffer) -{ - union acpi_operand_object *obj_desc; - acpi_status status; - - ACPI_FUNCTION_TRACE("rs_get_crs_method_data"); - - /* Parameters guaranteed valid by caller */ - - /* Execute the method, no parameters */ - - status = acpi_ut_evaluate_object(handle, METHOD_NAME__CRS, - ACPI_BTYPE_BUFFER, &obj_desc); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* - * Make the call to create a resource linked list from the - * byte stream buffer that comes back from the _CRS method - * execution. - */ - status = acpi_rs_create_resource_list(obj_desc, ret_buffer); - - /* on exit, we must delete the object returned by evaluate_object */ - - acpi_ut_remove_reference(obj_desc); - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_rs_get_prs_method_data - * - * PARAMETERS: Handle - a handle to the containing object - * ret_buffer - a pointer to a buffer structure for the - * results - * - * RETURN: Status - * - * DESCRIPTION: This function is called to get the _PRS value of an object - * contained in an object specified by the handle passed in - * - * If the function fails an appropriate status will be returned - * and the contents of the callers buffer is undefined. - * - ******************************************************************************/ - -#ifdef ACPI_FUTURE_USAGE -acpi_status -acpi_rs_get_prs_method_data(acpi_handle handle, struct acpi_buffer *ret_buffer) -{ - union acpi_operand_object *obj_desc; - acpi_status status; - - ACPI_FUNCTION_TRACE("rs_get_prs_method_data"); - - /* Parameters guaranteed valid by caller */ - - /* Execute the method, no parameters */ - - status = acpi_ut_evaluate_object(handle, METHOD_NAME__PRS, - ACPI_BTYPE_BUFFER, &obj_desc); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* - * Make the call to create a resource linked list from the - * byte stream buffer that comes back from the _CRS method - * execution. - */ - status = acpi_rs_create_resource_list(obj_desc, ret_buffer); - - /* on exit, we must delete the object returned by evaluate_object */ - - acpi_ut_remove_reference(obj_desc); - return_ACPI_STATUS(status); -} -#endif /* ACPI_FUTURE_USAGE */ - -/******************************************************************************* - * - * FUNCTION: acpi_rs_get_method_data - * - * PARAMETERS: Handle - a handle to the containing object - * Path - Path to method, relative to Handle - * ret_buffer - a pointer to a buffer structure for the - * results - * - * RETURN: Status - * - * DESCRIPTION: This function is called to get the _CRS or _PRS value of an - * object contained in an object specified by the handle passed in - * - * If the function fails an appropriate status will be returned - * and the contents of the callers buffer is undefined. - * - ******************************************************************************/ - -acpi_status -acpi_rs_get_method_data(acpi_handle handle, - char *path, struct acpi_buffer *ret_buffer) -{ - union acpi_operand_object *obj_desc; - acpi_status status; - - ACPI_FUNCTION_TRACE("rs_get_method_data"); - - /* Parameters guaranteed valid by caller */ - - /* Execute the method, no parameters */ - - status = - acpi_ut_evaluate_object(handle, path, ACPI_BTYPE_BUFFER, &obj_desc); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* - * Make the call to create a resource linked list from the - * byte stream buffer that comes back from the method - * execution. - */ - status = acpi_rs_create_resource_list(obj_desc, ret_buffer); - - /* On exit, we must delete the object returned by evaluate_object */ - - acpi_ut_remove_reference(obj_desc); - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_rs_set_srs_method_data - * - * PARAMETERS: Handle - a handle to the containing object - * in_buffer - a pointer to a buffer structure of the - * parameter - * - * RETURN: Status - * - * DESCRIPTION: This function is called to set the _SRS of an object contained - * in an object specified by the handle passed in - * - * If the function fails an appropriate status will be returned - * and the contents of the callers buffer is undefined. - * - ******************************************************************************/ - -acpi_status -acpi_rs_set_srs_method_data(acpi_handle handle, struct acpi_buffer *in_buffer) -{ - struct acpi_parameter_info info; - union acpi_operand_object *params[2]; - acpi_status status; - struct acpi_buffer buffer; - - ACPI_FUNCTION_TRACE("rs_set_srs_method_data"); - - /* Parameters guaranteed valid by caller */ - - /* - * The in_buffer parameter will point to a linked list of - * resource parameters. It needs to be formatted into a - * byte stream to be sent in as an input parameter to _SRS - * - * Convert the linked list into a byte stream - */ - buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER; - status = acpi_rs_create_byte_stream(in_buffer->pointer, &buffer); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Init the param object */ - - params[0] = acpi_ut_create_internal_object(ACPI_TYPE_BUFFER); - if (!params[0]) { - acpi_os_free(buffer.pointer); - return_ACPI_STATUS(AE_NO_MEMORY); - } - - /* Set up the parameter object */ - - params[0]->buffer.length = (u32) buffer.length; - params[0]->buffer.pointer = buffer.pointer; - params[0]->common.flags = AOPOBJ_DATA_VALID; - params[1] = NULL; - - info.node = handle; - info.parameters = params; - info.parameter_type = ACPI_PARAM_ARGS; - - /* Execute the method, no return value */ - - status = acpi_ns_evaluate_relative(METHOD_NAME__SRS, &info); - if (ACPI_SUCCESS(status)) { - /* Delete any return object (especially if implicit_return is enabled) */ - - if (info.return_object) { - acpi_ut_remove_reference(info.return_object); - } - } - - /* Clean up and return the status from acpi_ns_evaluate_relative */ - - acpi_ut_remove_reference(params[0]); - return_ACPI_STATUS(status); -} |