e589501cb9
* 'acpica' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: ACPICA: Update version to 20110112 ACPICA: Update all ACPICA copyrights and signons to 2011 ACPICA: Fix issues/fault with automatic "serialized" method support ACPICA: Debugger: Lock namespace for duration of a namespace dump ACPICA: Fix namespace race condition ACPICA: Fix memory leak in acpi_ev_asynch_execute_gpe_method().
618 lines
18 KiB
C
618 lines
18 KiB
C
/******************************************************************************
|
|
*
|
|
* Module Name: nsinit - namespace initialization
|
|
*
|
|
*****************************************************************************/
|
|
|
|
/*
|
|
* Copyright (C) 2000 - 2011, 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 "accommon.h"
|
|
#include "acnamesp.h"
|
|
#include "acdispat.h"
|
|
#include "acinterp.h"
|
|
#include <linux/nmi.h>
|
|
|
|
#define _COMPONENT ACPI_NAMESPACE
|
|
ACPI_MODULE_NAME("nsinit")
|
|
|
|
/* Local prototypes */
|
|
static acpi_status
|
|
acpi_ns_init_one_object(acpi_handle obj_handle,
|
|
u32 level, void *context, void **return_value);
|
|
|
|
static acpi_status
|
|
acpi_ns_init_one_device(acpi_handle obj_handle,
|
|
u32 nesting_level, void *context, void **return_value);
|
|
|
|
static acpi_status
|
|
acpi_ns_find_ini_methods(acpi_handle obj_handle,
|
|
u32 nesting_level, void *context, void **return_value);
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ns_initialize_objects
|
|
*
|
|
* PARAMETERS: None
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Walk the entire namespace and perform any necessary
|
|
* initialization on the objects found therein
|
|
*
|
|
******************************************************************************/
|
|
|
|
acpi_status acpi_ns_initialize_objects(void)
|
|
{
|
|
acpi_status status;
|
|
struct acpi_init_walk_info info;
|
|
|
|
ACPI_FUNCTION_TRACE(ns_initialize_objects);
|
|
|
|
ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
|
|
"**** Starting initialization of namespace objects ****\n"));
|
|
ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT,
|
|
"Completing Region/Field/Buffer/Package initialization:"));
|
|
|
|
/* Set all init info to zero */
|
|
|
|
ACPI_MEMSET(&info, 0, sizeof(struct acpi_init_walk_info));
|
|
|
|
/* Walk entire namespace from the supplied root */
|
|
|
|
status = acpi_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
|
|
ACPI_UINT32_MAX, acpi_ns_init_one_object, NULL,
|
|
&info, NULL);
|
|
if (ACPI_FAILURE(status)) {
|
|
ACPI_EXCEPTION((AE_INFO, status, "During WalkNamespace"));
|
|
}
|
|
|
|
ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT,
|
|
"\nInitialized %u/%u Regions %u/%u Fields %u/%u "
|
|
"Buffers %u/%u Packages (%u nodes)\n",
|
|
info.op_region_init, info.op_region_count,
|
|
info.field_init, info.field_count,
|
|
info.buffer_init, info.buffer_count,
|
|
info.package_init, info.package_count,
|
|
info.object_count));
|
|
|
|
ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
|
|
"%u Control Methods found\n", info.method_count));
|
|
ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
|
|
"%u Op Regions found\n", info.op_region_count));
|
|
|
|
return_ACPI_STATUS(AE_OK);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ns_initialize_devices
|
|
*
|
|
* PARAMETERS: None
|
|
*
|
|
* RETURN: acpi_status
|
|
*
|
|
* DESCRIPTION: Walk the entire namespace and initialize all ACPI devices.
|
|
* This means running _INI on all present devices.
|
|
*
|
|
* Note: We install PCI config space handler on region access,
|
|
* not here.
|
|
*
|
|
******************************************************************************/
|
|
|
|
acpi_status acpi_ns_initialize_devices(void)
|
|
{
|
|
acpi_status status;
|
|
struct acpi_device_walk_info info;
|
|
|
|
ACPI_FUNCTION_TRACE(ns_initialize_devices);
|
|
|
|
/* Init counters */
|
|
|
|
info.device_count = 0;
|
|
info.num_STA = 0;
|
|
info.num_INI = 0;
|
|
|
|
ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT,
|
|
"Initializing Device/Processor/Thermal objects "
|
|
"by executing _INI methods:"));
|
|
|
|
/* Tree analysis: find all subtrees that contain _INI methods */
|
|
|
|
status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
|
|
ACPI_UINT32_MAX, FALSE,
|
|
acpi_ns_find_ini_methods, NULL, &info,
|
|
NULL);
|
|
if (ACPI_FAILURE(status)) {
|
|
goto error_exit;
|
|
}
|
|
|
|
/* Allocate the evaluation information block */
|
|
|
|
info.evaluate_info =
|
|
ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_evaluate_info));
|
|
if (!info.evaluate_info) {
|
|
status = AE_NO_MEMORY;
|
|
goto error_exit;
|
|
}
|
|
|
|
/*
|
|
* Execute the "global" _INI method that may appear at the root. This
|
|
* support is provided for Windows compatibility (Vista+) and is not
|
|
* part of the ACPI specification.
|
|
*/
|
|
info.evaluate_info->prefix_node = acpi_gbl_root_node;
|
|
info.evaluate_info->pathname = METHOD_NAME__INI;
|
|
info.evaluate_info->parameters = NULL;
|
|
info.evaluate_info->flags = ACPI_IGNORE_RETURN_VALUE;
|
|
|
|
status = acpi_ns_evaluate(info.evaluate_info);
|
|
if (ACPI_SUCCESS(status)) {
|
|
info.num_INI++;
|
|
}
|
|
|
|
/* Walk namespace to execute all _INIs on present devices */
|
|
|
|
status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
|
|
ACPI_UINT32_MAX, FALSE,
|
|
acpi_ns_init_one_device, NULL, &info,
|
|
NULL);
|
|
|
|
/*
|
|
* Any _OSI requests should be completed by now. If the BIOS has
|
|
* requested any Windows OSI strings, we will always truncate
|
|
* I/O addresses to 16 bits -- for Windows compatibility.
|
|
*/
|
|
if (acpi_gbl_osi_data >= ACPI_OSI_WIN_2000) {
|
|
acpi_gbl_truncate_io_addresses = TRUE;
|
|
}
|
|
|
|
ACPI_FREE(info.evaluate_info);
|
|
if (ACPI_FAILURE(status)) {
|
|
goto error_exit;
|
|
}
|
|
|
|
ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT,
|
|
"\nExecuted %u _INI methods requiring %u _STA executions "
|
|
"(examined %u objects)\n",
|
|
info.num_INI, info.num_STA, info.device_count));
|
|
|
|
return_ACPI_STATUS(status);
|
|
|
|
error_exit:
|
|
ACPI_EXCEPTION((AE_INFO, status, "During device initialization"));
|
|
return_ACPI_STATUS(status);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ns_init_one_object
|
|
*
|
|
* PARAMETERS: obj_handle - Node
|
|
* Level - Current nesting level
|
|
* Context - Points to a init info struct
|
|
* return_value - Not used
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Callback from acpi_walk_namespace. Invoked for every object
|
|
* within the namespace.
|
|
*
|
|
* Currently, the only objects that require initialization are:
|
|
* 1) Methods
|
|
* 2) Op Regions
|
|
*
|
|
******************************************************************************/
|
|
|
|
static acpi_status
|
|
acpi_ns_init_one_object(acpi_handle obj_handle,
|
|
u32 level, void *context, void **return_value)
|
|
{
|
|
acpi_object_type type;
|
|
acpi_status status = AE_OK;
|
|
struct acpi_init_walk_info *info =
|
|
(struct acpi_init_walk_info *)context;
|
|
struct acpi_namespace_node *node =
|
|
(struct acpi_namespace_node *)obj_handle;
|
|
union acpi_operand_object *obj_desc;
|
|
|
|
ACPI_FUNCTION_NAME(ns_init_one_object);
|
|
|
|
info->object_count++;
|
|
|
|
/* And even then, we are only interested in a few object types */
|
|
|
|
type = acpi_ns_get_type(obj_handle);
|
|
obj_desc = acpi_ns_get_attached_object(node);
|
|
if (!obj_desc) {
|
|
return (AE_OK);
|
|
}
|
|
|
|
/* Increment counters for object types we are looking for */
|
|
|
|
switch (type) {
|
|
case ACPI_TYPE_REGION:
|
|
info->op_region_count++;
|
|
break;
|
|
|
|
case ACPI_TYPE_BUFFER_FIELD:
|
|
info->field_count++;
|
|
break;
|
|
|
|
case ACPI_TYPE_LOCAL_BANK_FIELD:
|
|
info->field_count++;
|
|
break;
|
|
|
|
case ACPI_TYPE_BUFFER:
|
|
info->buffer_count++;
|
|
break;
|
|
|
|
case ACPI_TYPE_PACKAGE:
|
|
info->package_count++;
|
|
break;
|
|
|
|
default:
|
|
|
|
/* No init required, just exit now */
|
|
return (AE_OK);
|
|
}
|
|
|
|
/* If the object is already initialized, nothing else to do */
|
|
|
|
if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
|
|
return (AE_OK);
|
|
}
|
|
|
|
/* Must lock the interpreter before executing AML code */
|
|
|
|
acpi_ex_enter_interpreter();
|
|
|
|
/*
|
|
* Each of these types can contain executable AML code within the
|
|
* declaration.
|
|
*/
|
|
switch (type) {
|
|
case ACPI_TYPE_REGION:
|
|
|
|
info->op_region_init++;
|
|
status = acpi_ds_get_region_arguments(obj_desc);
|
|
break;
|
|
|
|
case ACPI_TYPE_BUFFER_FIELD:
|
|
|
|
info->field_init++;
|
|
status = acpi_ds_get_buffer_field_arguments(obj_desc);
|
|
break;
|
|
|
|
case ACPI_TYPE_LOCAL_BANK_FIELD:
|
|
|
|
info->field_init++;
|
|
status = acpi_ds_get_bank_field_arguments(obj_desc);
|
|
break;
|
|
|
|
case ACPI_TYPE_BUFFER:
|
|
|
|
info->buffer_init++;
|
|
status = acpi_ds_get_buffer_arguments(obj_desc);
|
|
break;
|
|
|
|
case ACPI_TYPE_PACKAGE:
|
|
|
|
info->package_init++;
|
|
status = acpi_ds_get_package_arguments(obj_desc);
|
|
break;
|
|
|
|
default:
|
|
/* No other types can get here */
|
|
break;
|
|
}
|
|
|
|
if (ACPI_FAILURE(status)) {
|
|
ACPI_EXCEPTION((AE_INFO, status,
|
|
"Could not execute arguments for [%4.4s] (%s)",
|
|
acpi_ut_get_node_name(node),
|
|
acpi_ut_get_type_name(type)));
|
|
}
|
|
|
|
/*
|
|
* Print a dot for each object unless we are going to print the entire
|
|
* pathname
|
|
*/
|
|
if (!(acpi_dbg_level & ACPI_LV_INIT_NAMES)) {
|
|
ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, "."));
|
|
}
|
|
|
|
/*
|
|
* We ignore errors from above, and always return OK, since we don't want
|
|
* to abort the walk on any single error.
|
|
*/
|
|
acpi_ex_exit_interpreter();
|
|
return (AE_OK);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ns_find_ini_methods
|
|
*
|
|
* PARAMETERS: acpi_walk_callback
|
|
*
|
|
* RETURN: acpi_status
|
|
*
|
|
* DESCRIPTION: Called during namespace walk. Finds objects named _INI under
|
|
* device/processor/thermal objects, and marks the entire subtree
|
|
* with a SUBTREE_HAS_INI flag. This flag is used during the
|
|
* subsequent device initialization walk to avoid entire subtrees
|
|
* that do not contain an _INI.
|
|
*
|
|
******************************************************************************/
|
|
|
|
static acpi_status
|
|
acpi_ns_find_ini_methods(acpi_handle obj_handle,
|
|
u32 nesting_level, void *context, void **return_value)
|
|
{
|
|
struct acpi_device_walk_info *info =
|
|
ACPI_CAST_PTR(struct acpi_device_walk_info, context);
|
|
struct acpi_namespace_node *node;
|
|
struct acpi_namespace_node *parent_node;
|
|
|
|
/* Keep count of device/processor/thermal objects */
|
|
|
|
node = ACPI_CAST_PTR(struct acpi_namespace_node, obj_handle);
|
|
if ((node->type == ACPI_TYPE_DEVICE) ||
|
|
(node->type == ACPI_TYPE_PROCESSOR) ||
|
|
(node->type == ACPI_TYPE_THERMAL)) {
|
|
info->device_count++;
|
|
return (AE_OK);
|
|
}
|
|
|
|
/* We are only looking for methods named _INI */
|
|
|
|
if (!ACPI_COMPARE_NAME(node->name.ascii, METHOD_NAME__INI)) {
|
|
return (AE_OK);
|
|
}
|
|
|
|
/*
|
|
* The only _INI methods that we care about are those that are
|
|
* present under Device, Processor, and Thermal objects.
|
|
*/
|
|
parent_node = node->parent;
|
|
switch (parent_node->type) {
|
|
case ACPI_TYPE_DEVICE:
|
|
case ACPI_TYPE_PROCESSOR:
|
|
case ACPI_TYPE_THERMAL:
|
|
|
|
/* Mark parent and bubble up the INI present flag to the root */
|
|
|
|
while (parent_node) {
|
|
parent_node->flags |= ANOBJ_SUBTREE_HAS_INI;
|
|
parent_node = parent_node->parent;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return (AE_OK);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ns_init_one_device
|
|
*
|
|
* PARAMETERS: acpi_walk_callback
|
|
*
|
|
* RETURN: acpi_status
|
|
*
|
|
* DESCRIPTION: This is called once per device soon after ACPI is enabled
|
|
* to initialize each device. It determines if the device is
|
|
* present, and if so, calls _INI.
|
|
*
|
|
******************************************************************************/
|
|
|
|
static acpi_status
|
|
acpi_ns_init_one_device(acpi_handle obj_handle,
|
|
u32 nesting_level, void *context, void **return_value)
|
|
{
|
|
struct acpi_device_walk_info *walk_info =
|
|
ACPI_CAST_PTR(struct acpi_device_walk_info, context);
|
|
struct acpi_evaluate_info *info = walk_info->evaluate_info;
|
|
u32 flags;
|
|
acpi_status status;
|
|
struct acpi_namespace_node *device_node;
|
|
|
|
ACPI_FUNCTION_TRACE(ns_init_one_device);
|
|
|
|
/* We are interested in Devices, Processors and thermal_zones only */
|
|
|
|
device_node = ACPI_CAST_PTR(struct acpi_namespace_node, obj_handle);
|
|
if ((device_node->type != ACPI_TYPE_DEVICE) &&
|
|
(device_node->type != ACPI_TYPE_PROCESSOR) &&
|
|
(device_node->type != ACPI_TYPE_THERMAL)) {
|
|
return_ACPI_STATUS(AE_OK);
|
|
}
|
|
|
|
/*
|
|
* Because of an earlier namespace analysis, all subtrees that contain an
|
|
* _INI method are tagged.
|
|
*
|
|
* If this device subtree does not contain any _INI methods, we
|
|
* can exit now and stop traversing this entire subtree.
|
|
*/
|
|
if (!(device_node->flags & ANOBJ_SUBTREE_HAS_INI)) {
|
|
return_ACPI_STATUS(AE_CTRL_DEPTH);
|
|
}
|
|
|
|
/*
|
|
* Run _STA to determine if this device is present and functioning. We
|
|
* must know this information for two important reasons (from ACPI spec):
|
|
*
|
|
* 1) We can only run _INI if the device is present.
|
|
* 2) We must abort the device tree walk on this subtree if the device is
|
|
* not present and is not functional (we will not examine the children)
|
|
*
|
|
* The _STA method is not required to be present under the device, we
|
|
* assume the device is present if _STA does not exist.
|
|
*/
|
|
ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname
|
|
(ACPI_TYPE_METHOD, device_node, METHOD_NAME__STA));
|
|
|
|
status = acpi_ut_execute_STA(device_node, &flags);
|
|
if (ACPI_FAILURE(status)) {
|
|
|
|
/* Ignore error and move on to next device */
|
|
|
|
return_ACPI_STATUS(AE_OK);
|
|
}
|
|
|
|
/*
|
|
* Flags == -1 means that _STA was not found. In this case, we assume that
|
|
* the device is both present and functional.
|
|
*
|
|
* From the ACPI spec, description of _STA:
|
|
*
|
|
* "If a device object (including the processor object) does not have an
|
|
* _STA object, then OSPM assumes that all of the above bits are set (in
|
|
* other words, the device is present, ..., and functioning)"
|
|
*/
|
|
if (flags != ACPI_UINT32_MAX) {
|
|
walk_info->num_STA++;
|
|
}
|
|
|
|
/*
|
|
* Examine the PRESENT and FUNCTIONING status bits
|
|
*
|
|
* Note: ACPI spec does not seem to specify behavior for the present but
|
|
* not functioning case, so we assume functioning if present.
|
|
*/
|
|
if (!(flags & ACPI_STA_DEVICE_PRESENT)) {
|
|
|
|
/* Device is not present, we must examine the Functioning bit */
|
|
|
|
if (flags & ACPI_STA_DEVICE_FUNCTIONING) {
|
|
/*
|
|
* Device is not present but is "functioning". In this case,
|
|
* we will not run _INI, but we continue to examine the children
|
|
* of this device.
|
|
*
|
|
* From the ACPI spec, description of _STA: (Note - no mention
|
|
* of whether to run _INI or not on the device in question)
|
|
*
|
|
* "_STA may return bit 0 clear (not present) with bit 3 set
|
|
* (device is functional). This case is used to indicate a valid
|
|
* device for which no device driver should be loaded (for example,
|
|
* a bridge device.) Children of this device may be present and
|
|
* valid. OSPM should continue enumeration below a device whose
|
|
* _STA returns this bit combination"
|
|
*/
|
|
return_ACPI_STATUS(AE_OK);
|
|
} else {
|
|
/*
|
|
* Device is not present and is not functioning. We must abort the
|
|
* walk of this subtree immediately -- don't look at the children
|
|
* of such a device.
|
|
*
|
|
* From the ACPI spec, description of _INI:
|
|
*
|
|
* "If the _STA method indicates that the device is not present,
|
|
* OSPM will not run the _INI and will not examine the children
|
|
* of the device for _INI methods"
|
|
*/
|
|
return_ACPI_STATUS(AE_CTRL_DEPTH);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* The device is present or is assumed present if no _STA exists.
|
|
* Run the _INI if it exists (not required to exist)
|
|
*
|
|
* Note: We know there is an _INI within this subtree, but it may not be
|
|
* under this particular device, it may be lower in the branch.
|
|
*/
|
|
ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname
|
|
(ACPI_TYPE_METHOD, device_node, METHOD_NAME__INI));
|
|
|
|
info->prefix_node = device_node;
|
|
info->pathname = METHOD_NAME__INI;
|
|
info->parameters = NULL;
|
|
info->flags = ACPI_IGNORE_RETURN_VALUE;
|
|
|
|
/*
|
|
* Some hardware relies on this being executed as atomically
|
|
* as possible (without an NMI being received in the middle of
|
|
* this) - so disable NMIs and initialize the device:
|
|
*/
|
|
status = acpi_ns_evaluate(info);
|
|
|
|
if (ACPI_SUCCESS(status)) {
|
|
walk_info->num_INI++;
|
|
|
|
if ((acpi_dbg_level <= ACPI_LV_ALL_EXCEPTIONS) &&
|
|
(!(acpi_dbg_level & ACPI_LV_INFO))) {
|
|
ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, "."));
|
|
}
|
|
}
|
|
#ifdef ACPI_DEBUG_OUTPUT
|
|
else if (status != AE_NOT_FOUND) {
|
|
|
|
/* Ignore error and move on to next device */
|
|
|
|
char *scope_name =
|
|
acpi_ns_get_external_pathname(info->resolved_node);
|
|
|
|
ACPI_EXCEPTION((AE_INFO, status, "during %s._INI execution",
|
|
scope_name));
|
|
ACPI_FREE(scope_name);
|
|
}
|
|
#endif
|
|
|
|
/* Ignore errors from above */
|
|
|
|
status = AE_OK;
|
|
|
|
/*
|
|
* The _INI method has been run if present; call the Global Initialization
|
|
* Handler for this device.
|
|
*/
|
|
if (acpi_gbl_init_handler) {
|
|
status =
|
|
acpi_gbl_init_handler(device_node, ACPI_INIT_DEVICE_INI);
|
|
}
|
|
|
|
return_ACPI_STATUS(status);
|
|
}
|