diff options
Diffstat (limited to 'drivers/acpi/events/evgpe.c')
| -rw-r--r-- | drivers/acpi/events/evgpe.c | 769 |
1 files changed, 0 insertions, 769 deletions
diff --git a/drivers/acpi/events/evgpe.c b/drivers/acpi/events/evgpe.c deleted file mode 100644 index 081120b109b..00000000000 --- a/drivers/acpi/events/evgpe.c +++ /dev/null @@ -1,769 +0,0 @@ -/****************************************************************************** - * - * Module Name: evgpe - General Purpose Event handling and dispatch - * - *****************************************************************************/ - -/* - * 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/acevents.h> -#include <acpi/acnamesp.h> - -#define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evgpe") - -/* Local prototypes */ - -static void ACPI_SYSTEM_XFACE -acpi_ev_asynch_execute_gpe_method ( - void *context); - - -/******************************************************************************* - * - * FUNCTION: acpi_ev_set_gpe_type - * - * PARAMETERS: gpe_event_info - GPE to set - * Type - New type - * - * RETURN: Status - * - * DESCRIPTION: Sets the new type for the GPE (wake, run, or wake/run) - * - ******************************************************************************/ - -acpi_status -acpi_ev_set_gpe_type ( - struct acpi_gpe_event_info *gpe_event_info, - u8 type) -{ - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_set_gpe_type"); - - - /* Validate type and update register enable masks */ - - switch (type) { - case ACPI_GPE_TYPE_WAKE: - case ACPI_GPE_TYPE_RUNTIME: - case ACPI_GPE_TYPE_WAKE_RUN: - break; - - default: - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - /* Disable the GPE if currently enabled */ - - status = acpi_ev_disable_gpe (gpe_event_info); - - /* Type was validated above */ - - gpe_event_info->flags &= ~ACPI_GPE_TYPE_MASK; /* Clear type bits */ - gpe_event_info->flags |= type; /* Insert type */ - return_ACPI_STATUS (status); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ev_update_gpe_enable_masks - * - * PARAMETERS: gpe_event_info - GPE to update - * Type - What to do: ACPI_GPE_DISABLE or - * ACPI_GPE_ENABLE - * - * RETURN: Status - * - * DESCRIPTION: Updates GPE register enable masks based on the GPE type - * - ******************************************************************************/ - -acpi_status -acpi_ev_update_gpe_enable_masks ( - struct acpi_gpe_event_info *gpe_event_info, - u8 type) -{ - struct acpi_gpe_register_info *gpe_register_info; - u8 register_bit; - - - ACPI_FUNCTION_TRACE ("ev_update_gpe_enable_masks"); - - - gpe_register_info = gpe_event_info->register_info; - if (!gpe_register_info) { - return_ACPI_STATUS (AE_NOT_EXIST); - } - register_bit = gpe_event_info->register_bit; - - /* 1) Disable case. Simply clear all enable bits */ - - if (type == ACPI_GPE_DISABLE) { - ACPI_CLEAR_BIT (gpe_register_info->enable_for_wake, register_bit); - ACPI_CLEAR_BIT (gpe_register_info->enable_for_run, register_bit); - return_ACPI_STATUS (AE_OK); - } - - /* 2) Enable case. Set/Clear the appropriate enable bits */ - - switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) { - case ACPI_GPE_TYPE_WAKE: - ACPI_SET_BIT (gpe_register_info->enable_for_wake, register_bit); - ACPI_CLEAR_BIT (gpe_register_info->enable_for_run, register_bit); - break; - - case ACPI_GPE_TYPE_RUNTIME: - ACPI_CLEAR_BIT (gpe_register_info->enable_for_wake, register_bit); - ACPI_SET_BIT (gpe_register_info->enable_for_run, register_bit); - break; - - case ACPI_GPE_TYPE_WAKE_RUN: - ACPI_SET_BIT (gpe_register_info->enable_for_wake, register_bit); - ACPI_SET_BIT (gpe_register_info->enable_for_run, register_bit); - break; - - default: - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - return_ACPI_STATUS (AE_OK); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ev_enable_gpe - * - * PARAMETERS: gpe_event_info - GPE to enable - * write_to_hardware - Enable now, or just mark data structs - * (WAKE GPEs should be deferred) - * - * RETURN: Status - * - * DESCRIPTION: Enable a GPE based on the GPE type - * - ******************************************************************************/ - -acpi_status -acpi_ev_enable_gpe ( - struct acpi_gpe_event_info *gpe_event_info, - u8 write_to_hardware) -{ - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_enable_gpe"); - - - /* Make sure HW enable masks are updated */ - - status = acpi_ev_update_gpe_enable_masks (gpe_event_info, ACPI_GPE_ENABLE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } - - /* Mark wake-enabled or HW enable, or both */ - - switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) { - case ACPI_GPE_TYPE_WAKE: - - ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); - break; - - case ACPI_GPE_TYPE_WAKE_RUN: - - ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); - - /*lint -fallthrough */ - - case ACPI_GPE_TYPE_RUNTIME: - - ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_RUN_ENABLED); - - if (write_to_hardware) { - /* Clear the GPE (of stale events), then enable it */ - - status = acpi_hw_clear_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } - - /* Enable the requested runtime GPE */ - - status = acpi_hw_write_gpe_enable_reg (gpe_event_info); - } - break; - - default: - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - return_ACPI_STATUS (AE_OK); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ev_disable_gpe - * - * PARAMETERS: gpe_event_info - GPE to disable - * - * RETURN: Status - * - * DESCRIPTION: Disable a GPE based on the GPE type - * - ******************************************************************************/ - -acpi_status -acpi_ev_disable_gpe ( - struct acpi_gpe_event_info *gpe_event_info) -{ - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_disable_gpe"); - - - if (!(gpe_event_info->flags & ACPI_GPE_ENABLE_MASK)) { - return_ACPI_STATUS (AE_OK); - } - - /* Make sure HW enable masks are updated */ - - status = acpi_ev_update_gpe_enable_masks (gpe_event_info, ACPI_GPE_DISABLE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } - - /* Mark wake-disabled or HW disable, or both */ - - switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) { - case ACPI_GPE_TYPE_WAKE: - ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); - break; - - case ACPI_GPE_TYPE_WAKE_RUN: - ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); - - /*lint -fallthrough */ - - case ACPI_GPE_TYPE_RUNTIME: - - /* Disable the requested runtime GPE */ - - ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_RUN_ENABLED); - status = acpi_hw_write_gpe_enable_reg (gpe_event_info); - break; - - default: - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - return_ACPI_STATUS (AE_OK); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ev_get_gpe_event_info - * - * PARAMETERS: gpe_device - Device node. NULL for GPE0/GPE1 - * gpe_number - Raw GPE number - * - * RETURN: A GPE event_info struct. NULL if not a valid GPE - * - * DESCRIPTION: Returns the event_info struct associated with this GPE. - * Validates the gpe_block and the gpe_number - * - * Should be called only when the GPE lists are semaphore locked - * and not subject to change. - * - ******************************************************************************/ - -struct acpi_gpe_event_info * -acpi_ev_get_gpe_event_info ( - acpi_handle gpe_device, - u32 gpe_number) -{ - union acpi_operand_object *obj_desc; - struct acpi_gpe_block_info *gpe_block; - acpi_native_uint i; - - - ACPI_FUNCTION_ENTRY (); - - - /* A NULL gpe_block means use the FADT-defined GPE block(s) */ - - if (!gpe_device) { - /* Examine GPE Block 0 and 1 (These blocks are permanent) */ - - for (i = 0; i < ACPI_MAX_GPE_BLOCKS; i++) { - gpe_block = acpi_gbl_gpe_fadt_blocks[i]; - if (gpe_block) { - if ((gpe_number >= gpe_block->block_base_number) && - (gpe_number < gpe_block->block_base_number + - (gpe_block->register_count * 8))) { - return (&gpe_block->event_info[gpe_number - - gpe_block->block_base_number]); - } - } - } - - /* The gpe_number was not in the range of either FADT GPE block */ - - return (NULL); - } - - /* A Non-NULL gpe_device means this is a GPE Block Device */ - - obj_desc = acpi_ns_get_attached_object ((struct acpi_namespace_node *) gpe_device); - if (!obj_desc || - !obj_desc->device.gpe_block) { - return (NULL); - } - - gpe_block = obj_desc->device.gpe_block; - - if ((gpe_number >= gpe_block->block_base_number) && - (gpe_number < gpe_block->block_base_number + (gpe_block->register_count * 8))) { - return (&gpe_block->event_info[gpe_number - gpe_block->block_base_number]); - } - - return (NULL); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ev_gpe_detect - * - * PARAMETERS: gpe_xrupt_list - Interrupt block for this interrupt. - * Can have multiple GPE blocks attached. - * - * RETURN: INTERRUPT_HANDLED or INTERRUPT_NOT_HANDLED - * - * DESCRIPTION: Detect if any GP events have occurred. This function is - * executed at interrupt level. - * - ******************************************************************************/ - -u32 -acpi_ev_gpe_detect ( - struct acpi_gpe_xrupt_info *gpe_xrupt_list) -{ - u32 int_status = ACPI_INTERRUPT_NOT_HANDLED; - u8 enabled_status_byte; - struct acpi_gpe_register_info *gpe_register_info; - u32 status_reg; - u32 enable_reg; - acpi_status status; - struct acpi_gpe_block_info *gpe_block; - acpi_native_uint i; - acpi_native_uint j; - - - ACPI_FUNCTION_NAME ("ev_gpe_detect"); - - /* Check for the case where there are no GPEs */ - - if (!gpe_xrupt_list) { - return (int_status); - } - - /* Examine all GPE blocks attached to this interrupt level */ - - acpi_os_acquire_lock (acpi_gbl_gpe_lock, ACPI_ISR); - gpe_block = gpe_xrupt_list->gpe_block_list_head; - while (gpe_block) { - /* - * Read all of the 8-bit GPE status and enable registers - * in this GPE block, saving all of them. - * Find all currently active GP events. - */ - for (i = 0; i < gpe_block->register_count; i++) { - /* Get the next status/enable pair */ - - gpe_register_info = &gpe_block->register_info[i]; - - /* Read the Status Register */ - - status = acpi_hw_low_level_read (ACPI_GPE_REGISTER_WIDTH, &status_reg, - &gpe_register_info->status_address); - if (ACPI_FAILURE (status)) { - goto unlock_and_exit; - } - - /* Read the Enable Register */ - - status = acpi_hw_low_level_read (ACPI_GPE_REGISTER_WIDTH, &enable_reg, - &gpe_register_info->enable_address); - if (ACPI_FAILURE (status)) { - goto unlock_and_exit; - } - - ACPI_DEBUG_PRINT ((ACPI_DB_INTERRUPTS, - "Read GPE Register at GPE%X: Status=%02X, Enable=%02X\n", - gpe_register_info->base_gpe_number, status_reg, enable_reg)); - - /* Check if there is anything active at all in this register */ - - enabled_status_byte = (u8) (status_reg & enable_reg); - if (!enabled_status_byte) { - /* No active GPEs in this register, move on */ - - continue; - } - - /* Now look at the individual GPEs in this byte register */ - - for (j = 0; j < ACPI_GPE_REGISTER_WIDTH; j++) { - /* Examine one GPE bit */ - - if (enabled_status_byte & acpi_gbl_decode_to8bit[j]) { - /* - * Found an active GPE. Dispatch the event to a handler - * or method. - */ - int_status |= acpi_ev_gpe_dispatch ( - &gpe_block->event_info[(i * ACPI_GPE_REGISTER_WIDTH) + j], - (u32) j + gpe_register_info->base_gpe_number); - } - } - } - - gpe_block = gpe_block->next; - } - -unlock_and_exit: - - acpi_os_release_lock (acpi_gbl_gpe_lock, ACPI_ISR); - return (int_status); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ev_asynch_execute_gpe_method - * - * PARAMETERS: Context (gpe_event_info) - Info for this GPE - * - * RETURN: None - * - * DESCRIPTION: Perform the actual execution of a GPE control method. This - * function is called from an invocation of acpi_os_queue_for_execution - * (and therefore does NOT execute at interrupt level) so that - * the control method itself is not executed in the context of - * an interrupt handler. - * - ******************************************************************************/ - -static void ACPI_SYSTEM_XFACE -acpi_ev_asynch_execute_gpe_method ( - void *context) -{ - struct acpi_gpe_event_info *gpe_event_info = (void *) context; - u32 gpe_number = 0; - acpi_status status; - struct acpi_gpe_event_info local_gpe_event_info; - struct acpi_parameter_info info; - - - ACPI_FUNCTION_TRACE ("ev_asynch_execute_gpe_method"); - - - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_VOID; - } - - /* Must revalidate the gpe_number/gpe_block */ - - if (!acpi_ev_valid_gpe_event (gpe_event_info)) { - status = acpi_ut_release_mutex (ACPI_MTX_EVENTS); - return_VOID; - } - - /* Set the GPE flags for return to enabled state */ - - (void) acpi_ev_enable_gpe (gpe_event_info, FALSE); - - /* - * Take a snapshot of the GPE info for this level - we copy the - * info to prevent a race condition with remove_handler/remove_block. - */ - ACPI_MEMCPY (&local_gpe_event_info, gpe_event_info, - sizeof (struct acpi_gpe_event_info)); - - status = acpi_ut_release_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_VOID; - } - - /* - * Must check for control method type dispatch one more - * time to avoid race with ev_gpe_install_handler - */ - if ((local_gpe_event_info.flags & ACPI_GPE_DISPATCH_MASK) == - ACPI_GPE_DISPATCH_METHOD) { - /* - * Invoke the GPE Method (_Lxx, _Exx) i.e., evaluate the _Lxx/_Exx - * control method that corresponds to this GPE - */ - info.node = local_gpe_event_info.dispatch.method_node; - info.parameters = ACPI_CAST_PTR (union acpi_operand_object *, gpe_event_info); - info.parameter_type = ACPI_PARAM_GPE; - - status = acpi_ns_evaluate_by_handle (&info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "%s while evaluating method [%4.4s] for GPE[%2X]\n", - acpi_format_exception (status), - acpi_ut_get_node_name (local_gpe_event_info.dispatch.method_node), - gpe_number)); - } - } - - if ((local_gpe_event_info.flags & ACPI_GPE_XRUPT_TYPE_MASK) == - ACPI_GPE_LEVEL_TRIGGERED) { - /* - * GPE is level-triggered, we clear the GPE status bit after - * handling the event. - */ - status = acpi_hw_clear_gpe (&local_gpe_event_info); - if (ACPI_FAILURE (status)) { - return_VOID; - } - } - - /* Enable this GPE */ - - (void) acpi_hw_write_gpe_enable_reg (&local_gpe_event_info); - return_VOID; -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ev_gpe_dispatch - * - * PARAMETERS: gpe_event_info - Info for this GPE - * gpe_number - Number relative to the parent GPE block - * - * RETURN: INTERRUPT_HANDLED or INTERRUPT_NOT_HANDLED - * - * DESCRIPTION: Dispatch a General Purpose Event to either a function (e.g. EC) - * or method (e.g. _Lxx/_Exx) handler. - * - * This function executes at interrupt level. - * - ******************************************************************************/ - -u32 -acpi_ev_gpe_dispatch ( - struct acpi_gpe_event_info *gpe_event_info, - u32 gpe_number) -{ - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_gpe_dispatch"); - - - /* - * If edge-triggered, clear the GPE status bit now. Note that - * level-triggered events are cleared after the GPE is serviced. - */ - if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) == - ACPI_GPE_EDGE_TRIGGERED) { - status = acpi_hw_clear_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: %s, Unable to clear GPE[%2X]\n", - acpi_format_exception (status), gpe_number)); - return_VALUE (ACPI_INTERRUPT_NOT_HANDLED); - } - } - - /* Save current system state */ - - if (acpi_gbl_system_awake_and_running) { - ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING); - } - else { - ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING); - } - - /* - * Dispatch the GPE to either an installed handler, or the control - * method associated with this GPE (_Lxx or _Exx). - * If a handler exists, we invoke it and do not attempt to run the method. - * If there is neither a handler nor a method, we disable the level to - * prevent further events from coming in here. - */ - switch (gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) { - case ACPI_GPE_DISPATCH_HANDLER: - - /* - * Invoke the installed handler (at interrupt level) - * Ignore return status for now. TBD: leave GPE disabled on error? - */ - (void) gpe_event_info->dispatch.handler->address ( - gpe_event_info->dispatch.handler->context); - - /* It is now safe to clear level-triggered events. */ - - if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) == - ACPI_GPE_LEVEL_TRIGGERED) { - status = acpi_hw_clear_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: %s, Unable to clear GPE[%2X]\n", - acpi_format_exception (status), gpe_number)); - return_VALUE (ACPI_INTERRUPT_NOT_HANDLED); - } - } - break; - - case ACPI_GPE_DISPATCH_METHOD: - - /* - * Disable GPE, so it doesn't keep firing before the method has a - * chance to run. - */ - status = acpi_ev_disable_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: %s, Unable to disable GPE[%2X]\n", - acpi_format_exception (status), gpe_number)); - return_VALUE (ACPI_INTERRUPT_NOT_HANDLED); - } - - /* - * Execute the method associated with the GPE - * NOTE: Level-triggered GPEs are cleared after the method completes. - */ - status = acpi_os_queue_for_execution (OSD_PRIORITY_GPE, - acpi_ev_asynch_execute_gpe_method, gpe_event_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: %s, Unable to queue handler for GPE[%2X] - event disabled\n", - acpi_format_exception (status), gpe_number)); - } - break; - - default: - - /* No handler or method to run! */ - - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: No handler or method for GPE[%2X], disabling event\n", - gpe_number)); - - /* - * Disable the GPE. The GPE will remain disabled until the ACPI - * Core Subsystem is restarted, or a handler is installed. - */ - status = acpi_ev_disable_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: %s, Unable to disable GPE[%2X]\n", - acpi_format_exception (status), gpe_number)); - return_VALUE (ACPI_INTERRUPT_NOT_HANDLED); - } - break; - } - - return_VALUE (ACPI_INTERRUPT_HANDLED); -} - - -#ifdef ACPI_GPE_NOTIFY_CHECK -/******************************************************************************* - * TBD: NOT USED, PROTOTYPE ONLY AND WILL PROBABLY BE REMOVED - * - * FUNCTION: acpi_ev_check_for_wake_only_gpe - * - * PARAMETERS: gpe_event_info - info for this GPE - * - * RETURN: Status - * - * DESCRIPTION: Determine if a a GPE is "wake-only". - * - * Called from Notify() code in interpreter when a "device_wake" - * Notify comes in. - * - ******************************************************************************/ - -acpi_status -acpi_ev_check_for_wake_only_gpe ( - struct acpi_gpe_event_info *gpe_event_info) -{ - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_check_for_wake_only_gpe"); - - - if ((gpe_event_info) && /* Only >0 for _Lxx/_Exx */ - ((gpe_event_info->flags & ACPI_GPE_SYSTEM_MASK) == ACPI_GPE_SYSTEM_RUNNING)) /* System state at GPE time */ { - /* This must be a wake-only GPE, disable it */ - - status = acpi_ev_disable_gpe (gpe_event_info); - - /* Set GPE to wake-only. Do not change wake disabled/enabled status */ - - acpi_ev_set_gpe_type (gpe_event_info, ACPI_GPE_TYPE_WAKE); - - ACPI_REPORT_INFO (("GPE %p was updated from wake/run to wake-only\n", - gpe_event_info)); - - /* This was a wake-only GPE */ - - return_ACPI_STATUS (AE_WAKE_ONLY_GPE); - } - - return_ACPI_STATUS (AE_OK); -} -#endif - - |