firmware: tegra: include IVC header file only once

Add the necessary definition to prevent compilation
errors from the ivc.h file being included multiple times.
This does not currently cause any compilation issues,
but fix this anyway.

Signed-off-by: Manish Bhardwaj <mbhardwaj@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/include/soc/tegra/ivc.h b/include/soc/tegra/ivc.h
index 4aeb77c..88ce0bf 100644 (file)
--- a/include/soc/tegra/ivc.h
+++ b/include/soc/tegra/ivc.h
@@ -4,6 +4,7 @@
  */
 
 #ifndef __TEGRA_IVC_H
+#define __TEGRA_IVC_H
 
 #include <linux/device.h>
 #include <linux/dma-mapping.h>