struct rte_bus *rte_bus_find(const struct rte_bus *start, rte_bus_cmp_t cmp,
const void *data);
+/**
+ * Find the registered bus for a particular device.
+ */
+struct rte_bus *rte_bus_find_by_device(const struct rte_device *dev);
+
/**
* Helper for Bus registration.
* The constructor has higher priority than PMD constructors.