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authorBob Moore <robert.moore@intel.com>2012-06-29 10:04:17 +0800
committerLen Brown <len.brown@intel.com>2012-07-14 11:17:29 -0400
commit5816b3430c4b5f31d9c35af1da7be721c9518137 (patch)
tree6d5877c622f05f65cab4040771a6654a5fbf47b3 /drivers/acpi/acpica/evgpe.c
parente40d5940396aa4002feeab8323224b5c7f84246c (diff)
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>
Diffstat (limited to 'drivers/acpi/acpica/evgpe.c')
-rw-r--r--drivers/acpi/acpica/evgpe.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c
index 8ba0e5f1709..afbd5cb391f 100644
--- a/drivers/acpi/acpica/evgpe.c
+++ b/drivers/acpi/acpica/evgpe.c
@@ -466,7 +466,7 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
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 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
* 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_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 = 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 = notify->next;
}
break;