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40 #include <sys/queue.h>
43 struct rte_vdev_device {
44 TAILQ_ENTRY(rte_vdev_device) next; /**< Next attached vdev */
45 struct rte_device device; /**< Inherit core device */
48 /** Double linked list of virtual device drivers. */
49 TAILQ_HEAD(vdev_driver_list, rte_vdev_driver);
52 * Probe function called for each virtual device driver once.
54 typedef int (rte_vdev_probe_t)(const char *name, const char *args);
57 * Remove function called for each virtual device driver once.
59 typedef int (rte_vdev_remove_t)(const char *name);
62 * A virtual device driver abstraction.
64 struct rte_vdev_driver {
65 TAILQ_ENTRY(rte_vdev_driver) next; /**< Next in list. */
66 struct rte_driver driver; /**< Inherited general driver. */
67 rte_vdev_probe_t *probe; /**< Virtual device probe function. */
68 rte_vdev_remove_t *remove; /**< Virtual device remove function. */
72 * Register a virtual device driver.
75 * A pointer to a rte_vdev_driver structure describing the driver
78 void rte_eal_vdrv_register(struct rte_vdev_driver *driver);
81 * Unregister a virtual device driver.
84 * A pointer to a rte_vdev_driver structure describing the driver
87 void rte_eal_vdrv_unregister(struct rte_vdev_driver *driver);
89 #define RTE_PMD_REGISTER_VDEV(nm, vdrv)\
90 RTE_INIT(vdrvinitfn_ ##vdrv);\
91 static const char *vdrvinit_ ## nm ## _alias;\
92 static void vdrvinitfn_ ##vdrv(void)\
94 (vdrv).driver.name = RTE_STR(nm);\
95 (vdrv).driver.alias = vdrvinit_ ## nm ## _alias;\
96 rte_eal_vdrv_register(&vdrv);\
98 RTE_PMD_EXPORT_NAME(nm, __COUNTER__)
100 #define RTE_PMD_REGISTER_ALIAS(nm, alias)\
101 static const char *vdrvinit_ ## nm ## _alias = RTE_STR(alias)