#define _RTE_ETH_TAP_H_
#include <sys/queue.h>
+#include <sys/uio.h>
#include <inttypes.h>
+#include <linux/if_tun.h>
+
#include <rte_ethdev.h>
#include <rte_ether.h>
uint64_t obytes; /* Number of bytes on output */
uint64_t ibytes; /* Number of bytes on input */
uint64_t errs; /* Number of TX error packets */
+ uint64_t ierrors; /* Number of RX error packets */
+ uint64_t rx_nombuf; /* Nb of RX mbuf alloc failures */
};
struct rx_queue {
uint16_t in_port; /* Port ID */
int fd;
struct pkt_stats stats; /* Stats for this RX queue */
+ uint16_t nb_rx_desc; /* max number of mbufs available */
+ struct rte_eth_rxmode *rxmode; /* RX features */
+ struct rte_mbuf *pool; /* mbufs pool for this queue */
+ struct iovec (*iovecs)[]; /* descriptors for this queue */
+ struct tun_pi pi; /* packet info for iovecs */
};
struct tx_queue {
};
struct pmd_internals {
+ char remote_iface[RTE_ETH_NAME_MAX_LEN]; /* Remote netdevice name */
char name[RTE_ETH_NAME_MAX_LEN]; /* Internal Tap device name */
uint16_t nb_queues; /* Number of queues supported */
struct ether_addr eth_addr; /* Mac address of the device port */
+ int remote_if_index; /* remote netdevice IF_INDEX */
int if_index; /* IF_INDEX for the port */
int ioctl_sock; /* socket for ioctl calls */
int nlsk_fd; /* Netlink socket fd */
int flower_support; /* 1 if kernel supports, else 0 */
int flower_vlan_support; /* 1 if kernel supports, else 0 */
LIST_HEAD(tap_flows, rte_flow) flows; /* rte_flow rules */
+ /* implicit rte_flow rules set when a remote device is active */
+ LIST_HEAD(tap_implicit_flows, rte_flow) implicit_flows;
struct rx_queue rxq[RTE_PMD_TAP_MAX_QUEUES]; /* List of RX queues */
struct tx_queue txq[RTE_PMD_TAP_MAX_QUEUES]; /* List of TX queues */
+ struct rte_intr_handle intr_handle; /* LSC interrupt handle. */
};
#endif /* _RTE_ETH_TAP_H_ */