linux-next: build failure

sxghif.h has code that explicitly will not build fo other architecures.
Signed-off-by: NStephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/sxg/README

@@ -7,6 +7,7 @@ TODO:
 	- remove wrappers
 	- checkpatch.pl cleanups
 	- new functionality that the card needs
+	- remove reliance on x86
 
 Please send patches to:
         Greg Kroah-Hartman <gregkh@suse.de>