Merge branches 'core/debug', 'core/futexes', 'core/locking', 'core/rcu', 'core/signal...

[linux-2.6-omap-h63xx.git] / drivers / acpi / events / evxfevnt.c

diff --git a/drivers/acpi/events/evxfevnt.c b/drivers/acpi/events/evxfevnt.c
index 73bfd6bf962ff9758e910dda2a073b892d76f1cf..41554f736b682700b3830a955cfd12e45e13b5a5 100644 (file)
--- a/drivers/acpi/events/evxfevnt.c
+++ b/drivers/acpi/events/evxfevnt.c
@@ -248,21 +248,15 @@ 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 acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number)
 {
        acpi_status status = AE_OK;
+       acpi_cpu_flags flags;
        struct acpi_gpe_event_info *gpe_event_info;
 
        ACPI_FUNCTION_TRACE(acpi_enable_gpe);
 
-       /* Use semaphore lock if not executing at interrupt level */
-
-       if (flags & ACPI_NOT_ISR) {
-               status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
-               if (ACPI_FAILURE(status)) {
-                       return_ACPI_STATUS(status);
-               }
-       }
+       flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
 
        /* Ensure that we have a valid GPE number */
 
@@ -277,9 +271,7 @@ acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags)
        status = acpi_ev_enable_gpe(gpe_event_info, TRUE);
 
       unlock_and_exit:
-       if (flags & ACPI_NOT_ISR) {
-               (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
-       }
+       acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
        return_ACPI_STATUS(status);
 }
 
@@ -299,22 +291,15 @@ 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 acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number)
 {
        acpi_status status = AE_OK;
+       acpi_cpu_flags flags;
        struct acpi_gpe_event_info *gpe_event_info;
 
        ACPI_FUNCTION_TRACE(acpi_disable_gpe);
 
-       /* Use semaphore lock if not executing at interrupt level */
-
-       if (flags & ACPI_NOT_ISR) {
-               status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
-               if (ACPI_FAILURE(status)) {
-                       return_ACPI_STATUS(status);
-               }
-       }
-
+       flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
        /* Ensure that we have a valid GPE number */
 
        gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number);
@@ -325,10 +310,8 @@ acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags)
 
        status = acpi_ev_disable_gpe(gpe_event_info);
 
-      unlock_and_exit:
-       if (flags & ACPI_NOT_ISR) {
-               (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
-       }
+unlock_and_exit:
+       acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
        return_ACPI_STATUS(status);
 }
 
@@ -521,6 +504,9 @@ acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status)
        if (value)
                *event_status |= ACPI_EVENT_FLAG_SET;
 
+       if (acpi_gbl_fixed_event_handlers[event].handler)
+               *event_status |= ACPI_EVENT_FLAG_HANDLE;
+
        return_ACPI_STATUS(status);
 }
 
@@ -571,6 +557,9 @@ acpi_get_gpe_status(acpi_handle gpe_device,
 
        status = acpi_hw_get_gpe_status(gpe_event_info, event_status);
 
+       if (gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK)
+               *event_status |= ACPI_EVENT_FLAG_HANDLE;
+
       unlock_and_exit:
        if (flags & ACPI_NOT_ISR) {
                (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);