ACPICA: New: Public GPE group enable/disable interfaces

Added acpi_disable_all_gpes and acpi_enable_all_runtime_gpes for
public use.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/acpi/events/evxfevnt.c b/drivers/acpi/events/evxfevnt.c
index aa4dec8edfc56081095a0663db4bab1e339de0f5..f7550da85d348d9605d2ad0c9886d25c0cfa328e 100644 (file)
--- a/drivers/acpi/events/evxfevnt.c
+++ b/drivers/acpi/events/evxfevnt.c
@@ -810,3 +810,61 @@ acpi_ev_get_gpe_device(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
 
        return (AE_OK);
 }
+
+/******************************************************************************
+ *
+ * FUNCTION:    acpi_disable_all_gpes
+ *
+ * PARAMETERS:  None
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Disable and clear all GPEs in all GPE blocks
+ *
+ ******************************************************************************/
+
+acpi_status acpi_disable_all_gpes(void)
+{
+       acpi_status status;
+
+       ACPI_FUNCTION_TRACE(acpi_disable_all_gpes);
+
+       status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
+       if (ACPI_FAILURE(status)) {
+               return_ACPI_STATUS(status);
+       }
+
+       status = acpi_hw_disable_all_gpes();
+       (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
+
+       return_ACPI_STATUS(status);
+}
+
+/******************************************************************************
+ *
+ * FUNCTION:    acpi_enable_all_runtime_gpes
+ *
+ * PARAMETERS:  None
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Enable all "runtime" GPEs, in all GPE blocks
+ *
+ ******************************************************************************/
+
+acpi_status acpi_enable_all_runtime_gpes(void)
+{
+       acpi_status status;
+
+       ACPI_FUNCTION_TRACE(acpi_enable_all_runtime_gpes);
+
+       status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
+       if (ACPI_FAILURE(status)) {
+               return_ACPI_STATUS(status);
+       }
+
+       status = acpi_hw_enable_all_runtime_gpes();
+       (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
+
+       return_ACPI_STATUS(status);
+}

diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index e09c23719e42abb86e6897732b0d511517a9de20..6d8fb6fb35e036737ee6461076bad599aeed56d3 100644 (file)
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -229,6 +229,10 @@ acpi_install_gpe_handler(acpi_handle gpe_device,
                         u32 gpe_number,
                         u32 type, acpi_event_handler address, void *context);
 
+acpi_status
+acpi_remove_gpe_handler(acpi_handle gpe_device,
+                       u32 gpe_number, acpi_event_handler address);
+
 #ifdef ACPI_FUTURE_USAGE
 acpi_status acpi_install_exception_handler(acpi_exception_handler handler);
 #endif
@@ -240,10 +244,6 @@ acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle);
 
 acpi_status acpi_release_global_lock(u32 handle);
 
-acpi_status
-acpi_remove_gpe_handler(acpi_handle gpe_device,
-                       u32 gpe_number, acpi_event_handler address);
-
 acpi_status acpi_enable_event(u32 event, u32 flags);
 
 acpi_status acpi_disable_event(u32 event, u32 flags);
@@ -252,6 +252,9 @@ acpi_status acpi_clear_event(u32 event);
 
 acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status);
 
+/*
+ * GPE Interfaces
+ */
 acpi_status acpi_set_gpe_type(acpi_handle gpe_device, u32 gpe_number, u8 type);
 
 acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number);
@@ -265,6 +268,10 @@ acpi_get_gpe_status(acpi_handle gpe_device,
                    u32 gpe_number,
                    u32 flags, acpi_event_status * event_status);
 
+acpi_status acpi_disable_all_gpes(void);
+
+acpi_status acpi_enable_all_runtime_gpes(void);
+
 acpi_status acpi_get_gpe_device(u32 gpe_index, acpi_handle *gpe_device);
 
 acpi_status