Update Linux to v5.10.109

Sourced from [1]

[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz

Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/include/linux/scpi_protocol.h b/include/linux/scpi_protocol.h
index ecb0047..afbf803 100644
--- a/include/linux/scpi_protocol.h
+++ b/include/linux/scpi_protocol.h
@@ -4,6 +4,10 @@
  *
  * Copyright (C) 2014 ARM Ltd.
  */
+
+#ifndef _LINUX_SCPI_PROTOCOL_H
+#define _LINUX_SCPI_PROTOCOL_H
+
 #include <linux/types.h>
 
 struct scpi_opp {
@@ -71,3 +75,5 @@
 #else
 static inline struct scpi_ops *get_scpi_ops(void) { return NULL; }
 #endif
+
+#endif /* _LINUX_SCPI_PROTOCOL_H */