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40 #include <sys/queue.h>
43 /** Double linked list of virtual device drivers. */
44 TAILQ_HEAD(vdev_driver_list, rte_vdev_driver);
47 * Probe function called for each virtual device driver once.
49 typedef int (rte_vdev_probe_t)(const char *name, const char *args);
52 * Remove function called for each virtual device driver once.
54 typedef int (rte_vdev_remove_t)(const char *name);
57 * A virtual device driver abstraction.
59 struct rte_vdev_driver {
60 TAILQ_ENTRY(rte_vdev_driver) next; /**< Next in list. */
61 struct rte_driver driver; /**< Inherited general driver. */
62 rte_vdev_probe_t *probe; /**< Virtual device probe function. */
63 rte_vdev_remove_t *remove; /**< Virtual device remove function. */
67 * Register a virtual device driver.
70 * A pointer to a rte_vdev_driver structure describing the driver
73 void rte_eal_vdrv_register(struct rte_vdev_driver *driver);
76 * Unregister a virtual device driver.
79 * A pointer to a rte_vdev_driver structure describing the driver
82 void rte_eal_vdrv_unregister(struct rte_vdev_driver *driver);
84 #define RTE_PMD_REGISTER_VDEV(nm, vdrv)\
85 RTE_INIT(vdrvinitfn_ ##vdrv);\
86 static const char *vdrvinit_ ## nm ## _alias;\
87 static void vdrvinitfn_ ##vdrv(void)\
89 (vdrv).driver.name = RTE_STR(nm);\
90 (vdrv).driver.alias = vdrvinit_ ## nm ## _alias;\
91 rte_eal_vdrv_register(&vdrv);\
93 RTE_PMD_EXPORT_NAME(nm, __COUNTER__)
95 #define RTE_PMD_REGISTER_ALIAS(nm, alias)\
96 static const char *vdrvinit_ ## nm ## _alias = RTE_STR(alias)