drm/vc4: drv: Add include guards

vc4_drv.h doesn't have any include guards which prevents it from being
included twice. Let's add them.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>

diff --git a/drivers/gpu/drm/vc4/vc4_drv.h b/drivers/gpu/drm/vc4/vc4_drv.h
index 308f047..95f7433 100644 (file)
--- a/drivers/gpu/drm/vc4/vc4_drv.h
+++ b/drivers/gpu/drm/vc4/vc4_drv.h
@@ -2,6 +2,8 @@
 /*
  * Copyright (C) 2015 Broadcom
  */
+#ifndef _VC4_DRV_H_
+#define _VC4_DRV_H_
 
 #include <linux/delay.h>
 #include <linux/refcount.h>
@@ -899,3 +901,5 @@ int vc4_perfmon_destroy_ioctl(struct drm_device *dev, void *data,
                              struct drm_file *file_priv);
 int vc4_perfmon_get_values_ioctl(struct drm_device *dev, void *data,
                                 struct drm_file *file_priv);
+
+#endif /* _VC4_DRV_H_ */