X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fnet%2Ftap%2Frte_eth_tap.h;h=8d6d53dc0a37c7eb18f8357de12e2cd1fdb73338;hb=6b7eefbceb203801a4a8538596a36219f05184f3;hp=deb594c8f6fbef26695b03acbaa7527d4f4fc84e;hpb=5025409c0482e9445da42b50826a84af5274814b;p=dpdk.git diff --git a/drivers/net/tap/rte_eth_tap.h b/drivers/net/tap/rte_eth_tap.h index deb594c8f6..8d6d53dc0a 100644 --- a/drivers/net/tap/rte_eth_tap.h +++ b/drivers/net/tap/rte_eth_tap.h @@ -1,46 +1,36 @@ -/*- - * BSD LICENSE - * - * Copyright 2017 6WIND S.A. - * Copyright 2017 Mellanox. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of 6WIND S.A. nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright 2017 6WIND S.A. + * Copyright 2017 Mellanox Technologies, Ltd */ #ifndef _RTE_ETH_TAP_H_ #define _RTE_ETH_TAP_H_ #include +#include #include +#include -#include +#include + +#include #include +#include +#include "tap_log.h" + +#ifdef IFF_MULTI_QUEUE +#define RTE_PMD_TAP_MAX_QUEUES TAP_MAX_QUEUES +#else +#define RTE_PMD_TAP_MAX_QUEUES 1 +#endif +#define MAX_GSO_MBUFS 64 -#define RTE_PMD_TAP_MAX_QUEUES 16 +enum rte_tuntap_type { + ETH_TUNTAP_TYPE_UNKNOWN, + ETH_TUNTAP_TYPE_TUN, + ETH_TUNTAP_TYPE_TAP, + ETH_TUNTAP_TYPE_MAX, +}; struct pkt_stats { uint64_t opackets; /* Number of output packets */ @@ -48,34 +38,68 @@ struct pkt_stats { 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 { struct rte_mempool *mp; /* Mempool for RX packets */ uint32_t trigger_seen; /* Last seen Rx trigger value */ uint16_t in_port; /* Port ID */ - int fd; + uint16_t queue_id; /* queue ID*/ 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 { - int fd; + int type; /* Type field - TUN|TAP */ uint16_t *mtu; /* Pointer to MTU from dev_data */ + uint16_t csum:1; /* Enable checksum offloading */ struct pkt_stats stats; /* Stats for this TX queue */ + struct rte_gso_ctx gso_ctx; /* GSO context */ + uint16_t out_port; /* Port ID */ + uint16_t queue_id; /* queue ID*/ }; struct pmd_internals { + struct rte_eth_dev *dev; /* Ethernet device. */ + 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 type; /* Type field - TUN|TAP */ + struct rte_ether_addr eth_addr; /* Mac address of the device port */ + struct ifreq remote_initial_flags;/* Remote netdevice flags on init */ + 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 flow_isolate; /* 1 if flow isolation is enabled */ int flower_support; /* 1 if kernel supports, else 0 */ int flower_vlan_support; /* 1 if kernel supports, else 0 */ + int rss_enabled; /* 1 if RSS is enabled, else 0 */ + /* implicit rules set when RSS is enabled */ + int map_fd; /* BPF RSS map fd */ + int bpf_fd[RTE_PMD_TAP_MAX_QUEUES];/* List of bpf fds per queue */ + LIST_HEAD(tap_rss_flows, rte_flow) rss_flows; 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. */ + int ka_fd; /* keep-alive file descriptor */ }; +struct pmd_process_private { + int rxq_fds[RTE_PMD_TAP_MAX_QUEUES]; + int txq_fds[RTE_PMD_TAP_MAX_QUEUES]; +}; + +/* tap_intr.c */ + +int tap_rx_intr_vec_set(struct rte_eth_dev *dev, int set); + #endif /* _RTE_ETH_TAP_H_ */