IEEE802154_FC_VERSION_SHIFT   60 include/net/ieee802154.h #define IEEE802154_FC_VERSION_MASK	(3 << IEEE802154_FC_VERSION_SHIFT)
IEEE802154_FC_VERSION_SHIFT   61 include/net/ieee802154.h #define IEEE802154_FC_VERSION(x)	((x & IEEE802154_FC_VERSION_MASK) >> IEEE802154_FC_VERSION_SHIFT)