staging: vchiq: Move conditional barrier definition into vchiq_core.h

The barrier is only used by core code. So keep the barrier definition in
the core header.
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Link: https://lore.kernel.org/r/20200629150945.10720-45-nsaenzjulienne@suse.deSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vc04_services/interface/vchiq_arm/vchiq.h

@@ -6,15 +6,4 @@
 
 #include "vchiq_if.h"
 
-/* Do this so that we can test-build the code on non-rpi systems */
-#if IS_ENABLED(CONFIG_RASPBERRYPI_FIRMWARE)
-
-#else
-
-#ifndef dsb
-#define dsb(a)
-#endif
-
-#endif	/* IS_ENABLED(CONFIG_RASPBERRYPI_FIRMWARE) */
-
 #endif

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h

@@ -15,6 +15,18 @@
 
 #include "vchiq.h"
 
+/* Do this so that we can test-build the code on non-rpi systems */
+#if IS_ENABLED(CONFIG_RASPBERRYPI_FIRMWARE)
+
+#else
+
+#ifndef dsb
+#define dsb(a)
+#endif
+
+#endif	/* IS_ENABLED(CONFIG_RASPBERRYPI_FIRMWARE) */
+
+
 /* Run time control of log level, based on KERN_XXX level. */
 #define VCHIQ_LOG_DEFAULT  4
 #define VCHIQ_LOG_ERROR    3