diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h
index b87d05e17d46..98cb50ea6acb 100644
--- a/include/drm/drm_mm.h
+++ b/include/drm/drm_mm.h
@@ -36,7 +36,10 @@
 /*
  * Generic range manager structs
  */
+#include <linux/bug.h>
+#include <linux/kernel.h>
 #include <linux/list.h>
+#include <linux/spinlock.h>
 #ifdef CONFIG_DEBUG_FS
 #include <linux/seq_file.h>
 #endif