--- usr/src/nv/nv-linux.h.orig	2015-06-10 14:06:23.576826461 +0000
+++ usr/src/nv/nv-linux.h	2015-06-10 14:08:14.466829135 +0000
@@ -210,6 +210,7 @@
 #include <acpi/acpi_drivers.h>
 #if defined(NV_ACPI_DEVICE_OPS_HAS_MATCH) || defined(ACPI_VIDEO_HID)
 #define NV_LINUX_ACPI_EVENTS_SUPPORTED 1
+#include <acpi/acpi_bus.h>
 #endif
 #endif