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34 #ifndef _RTE_ETH_VHOST_H_
35 #define _RTE_ETH_VHOST_H_
44 #include <rte_virtio_net.h>
47 * Disable features in feature_mask.
50 * Vhost features defined in "linux/virtio_net.h".
53 * - On failure, a negative value.
55 int rte_eth_vhost_feature_disable(uint64_t feature_mask);
58 * Enable features in feature_mask.
61 * Vhost features defined in "linux/virtio_net.h".
64 * - On failure, a negative value.
66 int rte_eth_vhost_feature_enable(uint64_t feature_mask);
69 * Returns currently supported vhost features.
72 * Vhost features defined in "linux/virtio_net.h".
74 uint64_t rte_eth_vhost_feature_get(void);
79 struct rte_eth_vhost_queue_event {
86 * Get queue events from specified port.
87 * If a callback for below event is registered by
88 * rte_eth_dev_callback_register(), this function will describe what was
90 * - RTE_ETH_EVENT_QUEUE_STATE
91 * Multiple events may cause only one callback kicking, so call this function
97 * Pointer to a rte_eth_vhost_queue_event structure.
100 * - On failure, a negative value.
102 int rte_eth_vhost_get_queue_event(uint8_t port_id,
103 struct rte_eth_vhost_queue_event *event);
106 * Get the 'vid' value associated with the specified port.
109 * - On success, the 'vid' associated with 'port_id'.
110 * - On failure, a negative value.
112 int rte_eth_vhost_get_vid_from_port_id(uint8_t port_id);