ACPICA: Add support for implicit notify on multiple devices
Adds basic support to allow multiple devices to be implicitly
notified.
This change is partially derived from original commit 981858b("ACPI /
ACPICA: Implicit notify for multiple devices") by Rafael.
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Jung-uk Kim <jkim@freebsd.org>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c
index 8ba0e5f..afbd5cb 100644
--- a/drivers/acpi/acpica/evgpe.c
+++ b/drivers/acpi/acpica/evgpe.c
@@ -466,7 +466,7 @@
acpi_status status;
struct acpi_gpe_event_info *local_gpe_event_info;
struct acpi_evaluate_info *info;
- struct acpi_gpe_notify_object *notify_object;
+ struct acpi_gpe_notify_info *notify;
ACPI_FUNCTION_TRACE(ev_asynch_execute_gpe_method);
@@ -517,17 +517,17 @@
* completes. The notify handlers are NOT invoked synchronously
* from this thread -- because handlers may in turn run other
* control methods.
+ *
+ * June 2012: Expand implicit notify mechanism to support
+ * notifies on multiple device objects.
*/
- status = acpi_ev_queue_notify_request(
- local_gpe_event_info->dispatch.device.node,
- ACPI_NOTIFY_DEVICE_WAKE);
+ notify = local_gpe_event_info->dispatch.notify_list;
+ while (ACPI_SUCCESS(status) && notify) {
+ status =
+ acpi_ev_queue_notify_request(notify->device_node,
+ ACPI_NOTIFY_DEVICE_WAKE);
- notify_object = local_gpe_event_info->dispatch.device.next;
- while (ACPI_SUCCESS(status) && notify_object) {
- status = acpi_ev_queue_notify_request(
- notify_object->node,
- ACPI_NOTIFY_DEVICE_WAKE);
- notify_object = notify_object->next;
+ notify = notify->next;
}
break;