*****************************************************************************/
/*
- * Copyright (C) 2000 - 2006, R. Byron Moore
+ * Copyright (C) 2000 - 2007, R. Byron Moore
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/module.h>
-
#include <acpi/acpi.h>
#include <acpi/acevents.h>
#include <acpi/acnamesp.h>
+#include <acpi/actables.h>
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evxfevnt")
{
acpi_status status = AE_OK;
- ACPI_FUNCTION_TRACE("acpi_enable");
+ ACPI_FUNCTION_TRACE(acpi_enable);
- /* Make sure we have the FADT */
+ /* ACPI tables must be present */
- if (!acpi_gbl_FADT) {
- ACPI_WARNING((AE_INFO, "No FADT information present!"));
+ if (!acpi_tb_tables_loaded()) {
return_ACPI_STATUS(AE_NO_ACPI_TABLES);
}
+ /* Check current mode */
+
if (acpi_hw_get_mode() == ACPI_SYS_MODE_ACPI) {
ACPI_DEBUG_PRINT((ACPI_DB_INIT,
"System is already in ACPI mode\n"));
return_ACPI_STATUS(status);
}
+ACPI_EXPORT_SYMBOL(acpi_enable)
+
/*******************************************************************************
*
* FUNCTION: acpi_disable
* DESCRIPTION: Transfers the system into LEGACY (non-ACPI) mode.
*
******************************************************************************/
-
acpi_status acpi_disable(void)
{
acpi_status status = AE_OK;
- ACPI_FUNCTION_TRACE("acpi_disable");
-
- if (!acpi_gbl_FADT) {
- ACPI_WARNING((AE_INFO, "No FADT information present!"));
- return_ACPI_STATUS(AE_NO_ACPI_TABLES);
- }
+ ACPI_FUNCTION_TRACE(acpi_disable);
if (acpi_hw_get_mode() == ACPI_SYS_MODE_LEGACY) {
ACPI_DEBUG_PRINT((ACPI_DB_INIT,
return_ACPI_STATUS(status);
}
+ACPI_EXPORT_SYMBOL(acpi_disable)
+
/*******************************************************************************
*
* FUNCTION: acpi_enable_event
* DESCRIPTION: Enable an ACPI event (fixed)
*
******************************************************************************/
-
acpi_status acpi_enable_event(u32 event, u32 flags)
{
acpi_status status = AE_OK;
u32 value;
- ACPI_FUNCTION_TRACE("acpi_enable_event");
+ ACPI_FUNCTION_TRACE(acpi_enable_event);
/* Decode the Fixed Event */
*/
status =
acpi_set_register(acpi_gbl_fixed_event_info[event].
- enable_register_id, 1, ACPI_MTX_LOCK);
+ enable_register_id, 1);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
status =
acpi_get_register(acpi_gbl_fixed_event_info[event].
- enable_register_id, &value, ACPI_MTX_LOCK);
+ enable_register_id, &value);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
return_ACPI_STATUS(status);
}
-EXPORT_SYMBOL(acpi_enable_event);
+ACPI_EXPORT_SYMBOL(acpi_enable_event)
/*******************************************************************************
*
* DESCRIPTION: Set the type of an individual GPE
*
******************************************************************************/
-
acpi_status acpi_set_gpe_type(acpi_handle gpe_device, u32 gpe_number, u8 type)
{
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
- ACPI_FUNCTION_TRACE("acpi_set_gpe_type");
+ ACPI_FUNCTION_TRACE(acpi_set_gpe_type);
/* Ensure that we have a valid GPE number */
return_ACPI_STATUS(status);
}
-EXPORT_SYMBOL(acpi_set_gpe_type);
+ACPI_EXPORT_SYMBOL(acpi_set_gpe_type)
/*******************************************************************************
*
* DESCRIPTION: Enable an ACPI event (general purpose)
*
******************************************************************************/
-
acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags)
{
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
- ACPI_FUNCTION_TRACE("acpi_enable_gpe");
+ ACPI_FUNCTION_TRACE(acpi_enable_gpe);
/* Use semaphore lock if not executing at interrupt level */
return_ACPI_STATUS(status);
}
-EXPORT_SYMBOL(acpi_enable_gpe);
+ACPI_EXPORT_SYMBOL(acpi_enable_gpe)
/*******************************************************************************
*
* DESCRIPTION: Disable an ACPI event (general purpose)
*
******************************************************************************/
-
acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags)
{
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
- ACPI_FUNCTION_TRACE("acpi_disable_gpe");
+ ACPI_FUNCTION_TRACE(acpi_disable_gpe);
/* Use semaphore lock if not executing at interrupt level */
return_ACPI_STATUS(status);
}
+ACPI_EXPORT_SYMBOL(acpi_disable_gpe)
+
/*******************************************************************************
*
* FUNCTION: acpi_disable_event
* DESCRIPTION: Disable an ACPI event (fixed)
*
******************************************************************************/
-
acpi_status acpi_disable_event(u32 event, u32 flags)
{
acpi_status status = AE_OK;
u32 value;
- ACPI_FUNCTION_TRACE("acpi_disable_event");
+ ACPI_FUNCTION_TRACE(acpi_disable_event);
/* Decode the Fixed Event */
*/
status =
acpi_set_register(acpi_gbl_fixed_event_info[event].
- enable_register_id, 0, ACPI_MTX_LOCK);
+ enable_register_id, 0);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
status =
acpi_get_register(acpi_gbl_fixed_event_info[event].
- enable_register_id, &value, ACPI_MTX_LOCK);
+ enable_register_id, &value);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
return_ACPI_STATUS(status);
}
-EXPORT_SYMBOL(acpi_disable_event);
+ACPI_EXPORT_SYMBOL(acpi_disable_event)
/*******************************************************************************
*
* DESCRIPTION: Clear an ACPI event (fixed)
*
******************************************************************************/
-
acpi_status acpi_clear_event(u32 event)
{
acpi_status status = AE_OK;
- ACPI_FUNCTION_TRACE("acpi_clear_event");
+ ACPI_FUNCTION_TRACE(acpi_clear_event);
/* Decode the Fixed Event */
*/
status =
acpi_set_register(acpi_gbl_fixed_event_info[event].
- status_register_id, 1, ACPI_MTX_LOCK);
+ status_register_id, 1);
return_ACPI_STATUS(status);
}
-EXPORT_SYMBOL(acpi_clear_event);
+ACPI_EXPORT_SYMBOL(acpi_clear_event)
/*******************************************************************************
*
* DESCRIPTION: Clear an ACPI event (general purpose)
*
******************************************************************************/
-
acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags)
{
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
- ACPI_FUNCTION_TRACE("acpi_clear_gpe");
+ ACPI_FUNCTION_TRACE(acpi_clear_gpe);
/* Use semaphore lock if not executing at interrupt level */
return_ACPI_STATUS(status);
}
+ACPI_EXPORT_SYMBOL(acpi_clear_gpe)
+
#ifdef ACPI_FUTURE_USAGE
/*******************************************************************************
*
* DESCRIPTION: Obtains and returns the current status of the event
*
******************************************************************************/
-
acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status)
{
acpi_status status = AE_OK;
- ACPI_FUNCTION_TRACE("acpi_get_event_status");
+ ACPI_FUNCTION_TRACE(acpi_get_event_status);
if (!event_status) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
status =
acpi_get_register(acpi_gbl_fixed_event_info[event].
- status_register_id, event_status, ACPI_MTX_LOCK);
+ status_register_id, event_status);
return_ACPI_STATUS(status);
}
+ACPI_EXPORT_SYMBOL(acpi_get_event_status)
+
/*******************************************************************************
*
* FUNCTION: acpi_get_gpe_status
* DESCRIPTION: Get status of an event (general purpose)
*
******************************************************************************/
-
acpi_status
acpi_get_gpe_status(acpi_handle gpe_device,
u32 gpe_number, u32 flags, acpi_event_status * event_status)
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
- ACPI_FUNCTION_TRACE("acpi_get_gpe_status");
+ ACPI_FUNCTION_TRACE(acpi_get_gpe_status);
/* Use semaphore lock if not executing at interrupt level */
}
return_ACPI_STATUS(status);
}
+
+ACPI_EXPORT_SYMBOL(acpi_get_gpe_status)
#endif /* ACPI_FUTURE_USAGE */
/*******************************************************************************
* DESCRIPTION: Create and Install a block of GPE registers
*
******************************************************************************/
-
acpi_status
acpi_install_gpe_block(acpi_handle gpe_device,
struct acpi_generic_address *gpe_block_address,
struct acpi_namespace_node *node;
struct acpi_gpe_block_info *gpe_block;
- ACPI_FUNCTION_TRACE("acpi_install_gpe_block");
+ ACPI_FUNCTION_TRACE(acpi_install_gpe_block);
if ((!gpe_device) || (!gpe_block_address) || (!register_count)) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
obj_desc = acpi_ns_get_attached_object(node);
if (!obj_desc) {
+
/* No object, create a new one */
obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_DEVICE);
return_ACPI_STATUS(status);
}
-EXPORT_SYMBOL(acpi_install_gpe_block);
+ACPI_EXPORT_SYMBOL(acpi_install_gpe_block)
/*******************************************************************************
*
* DESCRIPTION: Remove a previously installed block of GPE registers
*
******************************************************************************/
-
acpi_status acpi_remove_gpe_block(acpi_handle gpe_device)
{
union acpi_operand_object *obj_desc;
acpi_status status;
struct acpi_namespace_node *node;
- ACPI_FUNCTION_TRACE("acpi_remove_gpe_block");
+ ACPI_FUNCTION_TRACE(acpi_remove_gpe_block);
if (!gpe_device) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
return_ACPI_STATUS(status);
}
-EXPORT_SYMBOL(acpi_remove_gpe_block);
+ACPI_EXPORT_SYMBOL(acpi_remove_gpe_block)
projects / powerpc.git / blobdiff