diff --git a/drivers/gpu/drm/tegra/mipi-phy.c b/drivers/gpu/drm/tegra/mipi-phy.c
index 1d2ad267cfce3bb23f3ca39109f7807c50abbeb2..e2c4aedaee7887b876db279e3c83888ea98f153a 100644
--- a/drivers/gpu/drm/tegra/mipi-phy.c
+++ b/drivers/gpu/drm/tegra/mipi-phy.c
@@ -20,6 +20,7 @@
  * OF THIS SOFTWARE.
  */
 
+#include <linux/errno.h>
 #include <linux/kernel.h>
 
 #include "mipi-phy.h"