diff --git a/drivers/gpu/drm/i915/display/intel_display_power.h b/drivers/gpu/drm/i915/display/intel_display_power.h
index be1a87bde0c9d..df38632c62371 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.h
+++ b/drivers/gpu/drm/i915/display/intel_display_power.h
@@ -6,6 +6,9 @@
 #ifndef __INTEL_DISPLAY_POWER_H__
 #define __INTEL_DISPLAY_POWER_H__
 
+#include <linux/mutex.h>
+#include <linux/workqueue.h>
+
 #include "intel_wakeref.h"
 
 enum aux_ch;
@@ -16,6 +19,7 @@ enum port;
 struct drm_i915_private;
 struct i915_power_well;
 struct intel_encoder;
+struct seq_file;
 
 /*
  * Keep the pipe, transcoder, port (DDI_LANES,DDI_IO,AUX) domain instances
diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.h b/drivers/gpu/drm/i915/display/intel_display_power_well.h
index e494df379e6c2..1015bba4af01e 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power_well.h
+++ b/drivers/gpu/drm/i915/display/intel_display_power_well.h
@@ -12,6 +12,8 @@
 
 struct drm_i915_private;
 struct i915_power_well;
+struct i915_power_well_ops;
+struct intel_encoder;
 
 #define for_each_power_well(__dev_priv, __power_well)				\
 	for ((__power_well) = (__dev_priv)->display.power.domains.power_wells;	\