ACPICA: Global event handler

The global event handler is called whenever a general purpose
or fixed ACPI event occurs.

Also update Linux OSL to collect events counter with
global event handler.

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 2dbca95..3bcf5ef 100644
--- a/drivers/acpi/acpica/evgpe.c
+++ b/drivers/acpi/acpica/evgpe.c
@@ -642,7 +642,14 @@
 
 	ACPI_FUNCTION_TRACE(ev_gpe_dispatch);
 
-	acpi_os_gpe_count(gpe_number);
+	/* Invoke global event handler if present */
+
+	acpi_gpe_count++;
+	if (acpi_gbl_global_event_handler) {
+		acpi_gbl_global_event_handler(ACPI_EVENT_TYPE_GPE, gpe_device,
+					      gpe_number,
+					      acpi_gbl_global_event_handler_context);
+	}
 
 	/*
 	 * If edge-triggered, clear the GPE status bit now. Note that