diff options
Diffstat (limited to 'drivers/acpi/events/evxfevnt.c')
| -rw-r--r-- | drivers/acpi/events/evxfevnt.c | 41 |
1 files changed, 15 insertions, 26 deletions
diff --git a/drivers/acpi/events/evxfevnt.c b/drivers/acpi/events/evxfevnt.c index 73bfd6bf962f..41554f736b68 100644 --- 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); |