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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
49 #define PAGE_SIZE 4096
52 #define VIRTIO_MAX_RX_QUEUES 128
53 #define VIRTIO_MAX_TX_QUEUES 128
54 #define VIRTIO_MAX_MAC_ADDRS 64
55 #define VIRTIO_MIN_RX_BUFSIZE 64
56 #define VIRTIO_MAX_RX_PKTLEN 9728
58 /* Features desired/implemented by this driver. */
59 #define VTNET_FEATURES \
61 VIRTIO_NET_F_STATUS | \
63 VIRTIO_NET_F_CTRL_MAC_ADDR | \
64 VIRTIO_NET_F_CTRL_VQ | \
65 VIRTIO_NET_F_CTRL_RX | \
66 VIRTIO_NET_F_CTRL_VLAN | \
68 VIRTIO_NET_F_HOST_TSO4 | \
69 VIRTIO_NET_F_HOST_TSO6 | \
70 VIRTIO_NET_F_HOST_ECN | \
71 VIRTIO_NET_F_GUEST_CSUM | \
72 VIRTIO_NET_F_GUEST_TSO4 | \
73 VIRTIO_NET_F_GUEST_TSO6 | \
74 VIRTIO_NET_F_GUEST_ECN | \
75 VIRTIO_NET_F_MRG_RXBUF | \
76 VIRTIO_RING_F_INDIRECT_DESC)
79 * CQ function prototype
81 void virtio_dev_cq_start(struct rte_eth_dev *dev);
84 * RX/TX function prototypes
86 void virtio_dev_rxtx_start(struct rte_eth_dev *dev);
88 int virtio_dev_queue_setup(struct rte_eth_dev *dev,
91 uint16_t vtpci_queue_idx,
93 unsigned int socket_id,
94 struct virtqueue **pvq);
96 int virtio_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
97 uint16_t nb_rx_desc, unsigned int socket_id,
98 const struct rte_eth_rxconf *rx_conf,
99 struct rte_mempool *mb_pool);
101 int virtio_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
102 uint16_t nb_tx_desc, unsigned int socket_id,
103 const struct rte_eth_txconf *tx_conf);
105 uint16_t virtio_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
108 uint16_t virtio_recv_mergeable_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
111 uint16_t virtio_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
116 * The VIRTIO_NET_F_GUEST_TSO[46] features permit the host to send us
117 * frames larger than 1514 bytes. We do not yet support software LRO
120 #define VTNET_LRO_FEATURES (VIRTIO_NET_F_GUEST_TSO4 | \
121 VIRTIO_NET_F_GUEST_TSO6 | VIRTIO_NET_F_GUEST_ECN)
124 #endif /* _VIRTIO_ETHDEV_H_ */