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34 #ifndef _VIRTIO_ETHDEV_H_
35 #define _VIRTIO_ETHDEV_H_
39 #include "virtio_pci.h"
43 #define SPEED_1000 1000
44 #define SPEED_10G 10000
47 #define PAGE_SIZE 4096
50 #define VIRTIO_MAX_RX_QUEUES 128U
51 #define VIRTIO_MAX_TX_QUEUES 128U
52 #define VIRTIO_MAX_MAC_ADDRS 64
53 #define VIRTIO_MIN_RX_BUFSIZE 64
54 #define VIRTIO_MAX_RX_PKTLEN 9728U
56 /* Features desired/implemented by this driver. */
57 #define VIRTIO_PMD_DEFAULT_GUEST_FEATURES \
58 (1u << VIRTIO_NET_F_MAC | \
59 1u << VIRTIO_NET_F_STATUS | \
60 1u << VIRTIO_NET_F_MQ | \
61 1u << VIRTIO_NET_F_CTRL_MAC_ADDR | \
62 1u << VIRTIO_NET_F_CTRL_VQ | \
63 1u << VIRTIO_NET_F_CTRL_RX | \
64 1u << VIRTIO_NET_F_CTRL_VLAN | \
65 1u << VIRTIO_NET_F_CSUM | \
66 1u << VIRTIO_NET_F_HOST_TSO4 | \
67 1u << VIRTIO_NET_F_HOST_TSO6 | \
68 1u << VIRTIO_NET_F_MRG_RXBUF | \
69 1u << VIRTIO_NET_F_MTU | \
70 1u << VIRTIO_RING_F_INDIRECT_DESC | \
71 1ULL << VIRTIO_F_VERSION_1 | \
72 1ULL << VIRTIO_F_IOMMU_PLATFORM)
74 #define VIRTIO_PMD_SUPPORTED_GUEST_FEATURES \
75 (VIRTIO_PMD_DEFAULT_GUEST_FEATURES | \
76 1u << VIRTIO_NET_F_GUEST_CSUM | \
77 1u << VIRTIO_NET_F_GUEST_TSO4 | \
78 1u << VIRTIO_NET_F_GUEST_TSO6)
80 * CQ function prototype
82 void virtio_dev_cq_start(struct rte_eth_dev *dev);
85 * RX/TX function prototypes
88 int virtio_dev_rx_queue_done(void *rxq, uint16_t offset);
90 int virtio_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
91 uint16_t nb_rx_desc, unsigned int socket_id,
92 const struct rte_eth_rxconf *rx_conf,
93 struct rte_mempool *mb_pool);
95 int virtio_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
96 uint16_t nb_tx_desc, unsigned int socket_id,
97 const struct rte_eth_txconf *tx_conf);
99 uint16_t virtio_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
102 uint16_t virtio_recv_mergeable_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
105 uint16_t virtio_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
108 uint16_t virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
111 uint16_t virtio_xmit_pkts_simple(void *tx_queue, struct rte_mbuf **tx_pkts,
114 int eth_virtio_dev_init(struct rte_eth_dev *eth_dev);
116 #endif /* _VIRTIO_ETHDEV_H_ */