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Diffstat (limited to 'drivers/acpi/utilities/utalloc.c')
-rw-r--r--drivers/acpi/utilities/utalloc.c382
1 files changed, 0 insertions, 382 deletions
diff --git a/drivers/acpi/utilities/utalloc.c b/drivers/acpi/utilities/utalloc.c
deleted file mode 100644
index 241c535c1753..000000000000
--- a/drivers/acpi/utilities/utalloc.c
+++ /dev/null
@@ -1,382 +0,0 @@
-/******************************************************************************
- *
- * Module Name: utalloc - local memory allocation routines
- *
- *****************************************************************************/
-
-/*
- * 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/acdebug.h>
-
-#define _COMPONENT ACPI_UTILITIES
-ACPI_MODULE_NAME("utalloc")
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_create_caches
- *
- * PARAMETERS: None
- *
- * RETURN: Status
- *
- * DESCRIPTION: Create all local caches
- *
- ******************************************************************************/
-acpi_status acpi_ut_create_caches(void)
-{
- acpi_status status;
-
- /* Object Caches, for frequently used objects */
-
- status =
- acpi_os_create_cache("Acpi-Namespace",
- sizeof(struct acpi_namespace_node),
- ACPI_MAX_NAMESPACE_CACHE_DEPTH,
- &acpi_gbl_namespace_cache);
- if (ACPI_FAILURE(status)) {
- return (status);
- }
-
- status =
- acpi_os_create_cache("Acpi-State", sizeof(union acpi_generic_state),
- ACPI_MAX_STATE_CACHE_DEPTH,
- &acpi_gbl_state_cache);
- if (ACPI_FAILURE(status)) {
- return (status);
- }
-
- status =
- acpi_os_create_cache("Acpi-Parse",
- sizeof(struct acpi_parse_obj_common),
- ACPI_MAX_PARSE_CACHE_DEPTH,
- &acpi_gbl_ps_node_cache);
- if (ACPI_FAILURE(status)) {
- return (status);
- }
-
- status =
- acpi_os_create_cache("Acpi-ParseExt",
- sizeof(struct acpi_parse_obj_named),
- ACPI_MAX_EXTPARSE_CACHE_DEPTH,
- &acpi_gbl_ps_node_ext_cache);
- if (ACPI_FAILURE(status)) {
- return (status);
- }
-
- status =
- acpi_os_create_cache("Acpi-Operand",
- sizeof(union acpi_operand_object),
- ACPI_MAX_OBJECT_CACHE_DEPTH,
- &acpi_gbl_operand_cache);
- if (ACPI_FAILURE(status)) {
- return (status);
- }
-#ifdef ACPI_DBG_TRACK_ALLOCATIONS
-
- /* Memory allocation lists */
-
- status = acpi_ut_create_list("Acpi-Global", 0, &acpi_gbl_global_list);
- if (ACPI_FAILURE(status)) {
- return (status);
- }
-
- status =
- acpi_ut_create_list("Acpi-Namespace",
- sizeof(struct acpi_namespace_node),
- &acpi_gbl_ns_node_list);
- if (ACPI_FAILURE(status)) {
- return (status);
- }
-#endif
-
- return (AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_delete_caches
- *
- * PARAMETERS: None
- *
- * RETURN: Status
- *
- * DESCRIPTION: Purge and delete all local caches
- *
- ******************************************************************************/
-
-acpi_status acpi_ut_delete_caches(void)
-{
-#ifdef ACPI_DBG_TRACK_ALLOCATIONS
- char buffer[7];
-
- if (acpi_gbl_display_final_mem_stats) {
- ACPI_STRCPY(buffer, "MEMORY");
- (void)acpi_db_display_statistics(buffer);
- }
-#endif
-
- (void)acpi_os_delete_cache(acpi_gbl_namespace_cache);
- acpi_gbl_namespace_cache = NULL;
-
- (void)acpi_os_delete_cache(acpi_gbl_state_cache);
- acpi_gbl_state_cache = NULL;
-
- (void)acpi_os_delete_cache(acpi_gbl_operand_cache);
- acpi_gbl_operand_cache = NULL;
-
- (void)acpi_os_delete_cache(acpi_gbl_ps_node_cache);
- acpi_gbl_ps_node_cache = NULL;
-
- (void)acpi_os_delete_cache(acpi_gbl_ps_node_ext_cache);
- acpi_gbl_ps_node_ext_cache = NULL;
-
-#ifdef ACPI_DBG_TRACK_ALLOCATIONS
-
- /* Debug only - display leftover memory allocation, if any */
-
- acpi_ut_dump_allocations(ACPI_UINT32_MAX, NULL);
-
- /* Free memory lists */
-
- ACPI_FREE(acpi_gbl_global_list);
- acpi_gbl_global_list = NULL;
-
- ACPI_FREE(acpi_gbl_ns_node_list);
- acpi_gbl_ns_node_list = NULL;
-#endif
-
- return (AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_validate_buffer
- *
- * PARAMETERS: Buffer - Buffer descriptor to be validated
- *
- * RETURN: Status
- *
- * DESCRIPTION: Perform parameter validation checks on an struct acpi_buffer
- *
- ******************************************************************************/
-
-acpi_status acpi_ut_validate_buffer(struct acpi_buffer * buffer)
-{
-
- /* Obviously, the structure pointer must be valid */
-
- if (!buffer) {
- return (AE_BAD_PARAMETER);
- }
-
- /* Special semantics for the length */
-
- if ((buffer->length == ACPI_NO_BUFFER) ||
- (buffer->length == ACPI_ALLOCATE_BUFFER) ||
- (buffer->length == ACPI_ALLOCATE_LOCAL_BUFFER)) {
- return (AE_OK);
- }
-
- /* Length is valid, the buffer pointer must be also */
-
- if (!buffer->pointer) {
- return (AE_BAD_PARAMETER);
- }
-
- return (AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_initialize_buffer
- *
- * PARAMETERS: Buffer - Buffer to be validated
- * required_length - Length needed
- *
- * RETURN: Status
- *
- * DESCRIPTION: Validate that the buffer is of the required length or
- * allocate a new buffer. Returned buffer is always zeroed.
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ut_initialize_buffer(struct acpi_buffer * buffer,
- acpi_size required_length)
-{
- acpi_size input_buffer_length;
-
- /* Parameter validation */
-
- if (!buffer || !required_length) {
- return (AE_BAD_PARAMETER);
- }
-
- /*
- * Buffer->Length is used as both an input and output parameter. Get the
- * input actual length and set the output required buffer length.
- */
- input_buffer_length = buffer->length;
- buffer->length = required_length;
-
- /*
- * The input buffer length contains the actual buffer length, or the type
- * of buffer to be allocated by this routine.
- */
- switch (input_buffer_length) {
- case ACPI_NO_BUFFER:
-
- /* Return the exception (and the required buffer length) */
-
- return (AE_BUFFER_OVERFLOW);
-
- case ACPI_ALLOCATE_BUFFER:
-
- /* Allocate a new buffer */
-
- buffer->pointer = acpi_os_allocate(required_length);
- break;
-
- case ACPI_ALLOCATE_LOCAL_BUFFER:
-
- /* Allocate a new buffer with local interface to allow tracking */
-
- buffer->pointer = ACPI_ALLOCATE(required_length);
- break;
-
- default:
-
- /* Existing buffer: Validate the size of the buffer */
-
- if (input_buffer_length < required_length) {
- return (AE_BUFFER_OVERFLOW);
- }
- break;
- }
-
- /* Validate allocation from above or input buffer pointer */
-
- if (!buffer->pointer) {
- return (AE_NO_MEMORY);
- }
-
- /* Have a valid buffer, clear it */
-
- ACPI_MEMSET(buffer->pointer, 0, required_length);
- return (AE_OK);
-}
-
-#ifdef NOT_USED_BY_LINUX
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_allocate
- *
- * PARAMETERS: Size - Size of the allocation
- * Component - Component type of caller
- * Module - Source file name of caller
- * Line - Line number of caller
- *
- * RETURN: Address of the allocated memory on success, NULL on failure.
- *
- * DESCRIPTION: Subsystem equivalent of malloc.
- *
- ******************************************************************************/
-
-void *acpi_ut_allocate(acpi_size size,
- u32 component, const char *module, u32 line)
-{
- void *allocation;
-
- ACPI_FUNCTION_TRACE_U32(ut_allocate, size);
-
- /* Check for an inadvertent size of zero bytes */
-
- if (!size) {
- ACPI_WARNING((module, line,
- "Attempt to allocate zero bytes, allocating 1 byte"));
- size = 1;
- }
-
- allocation = acpi_os_allocate(size);
- if (!allocation) {
-
- /* Report allocation error */
-
- ACPI_WARNING((module, line,
- "Could not allocate size %X", (u32) size));
-
- return_PTR(NULL);
- }
-
- return_PTR(allocation);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_allocate_zeroed
- *
- * PARAMETERS: Size - Size of the allocation
- * Component - Component type of caller
- * Module - Source file name of caller
- * Line - Line number of caller
- *
- * RETURN: Address of the allocated memory on success, NULL on failure.
- *
- * DESCRIPTION: Subsystem equivalent of calloc. Allocate and zero memory.
- *
- ******************************************************************************/
-
-void *acpi_ut_allocate_zeroed(acpi_size size,
- u32 component, const char *module, u32 line)
-{
- void *allocation;
-
- ACPI_FUNCTION_ENTRY();
-
- allocation = acpi_ut_allocate(size, component, module, line);
- if (allocation) {
-
- /* Clear the memory block */
-
- ACPI_MEMSET(allocation, 0, size);
- }
-
- return (allocation);
-}
-#endif
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