These two functions are used in drivers that can be
modules, so they need to be exported.
Signed-off-by: NArnd Bergmann <arnd@arndb.de>
Signed-off-by: NAlan Ott <alan@signal11.us>
Acked-by: NOlof Johansson <olof@lixom.net>
Signed-off-by: NGrant Likely <grant.likely@secretlab.ca>