diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index 7736ef123e9be097836e217e9e9b6d55747e19b6..ead221ccb93e0aa78f84c5152a1716c13ca85983 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -23,6 +23,7 @@
  *
  */
 
+#include <linux/delay.h>
 #include "dm_services.h"
 #include "core_types.h"
 #include "resource.h"