diff options
Diffstat (limited to 'lib/librte_eal/common/include/rte_bus.h')
| -rw-r--r-- | lib/librte_eal/common/include/rte_bus.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/lib/librte_eal/common/include/rte_bus.h b/lib/librte_eal/common/include/rte_bus.h index b01930a..7c36969 100644 --- a/lib/librte_eal/common/include/rte_bus.h +++ b/lib/librte_eal/common/include/rte_bus.h @@ -70,12 +70,25 @@ TAILQ_HEAD(rte_bus_list, rte_bus); typedef int (*rte_bus_scan_t)(void); /** + * Implementation specific probe function which is responsible for linking + * devices on that bus with applicable drivers. + * + * This is called while iterating over each registered bus. + * + * @return + * 0 for successful probe + * !0 for any error while probing + */ +typedef int (*rte_bus_probe_t)(void); + +/** * A structure describing a generic bus. */ struct rte_bus { TAILQ_ENTRY(rte_bus) next; /**< Next bus object in linked list */ const char *name; /**< Name of the bus */ rte_bus_scan_t scan; /**< Scan for devices attached to bus */ + rte_bus_probe_t probe; /**< Probe devices on bus */ }; /** @@ -106,6 +119,16 @@ void rte_bus_unregister(struct rte_bus *bus); int rte_bus_scan(void); /** + * For each device on the buses, perform a driver 'match' and call the + * driver-specific probe for device initialization. + * + * @return + * 0 for successful match/probe + * !0 otherwise + */ +int rte_bus_probe(void); + +/** * Dump information of all the buses registered with EAL. * * @param f |