lib/netdev-dpdk.h

   1 /*
   2  * Copyright (c) 2014, 2015, 2016 Nicira, Inc.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at:
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #ifndef NETDEV_DPDK_H
  18 #define NETDEV_DPDK_H
  19
  20 #include <config.h>
  21
  22 #include "openvswitch/compiler.h"
  23
  24 struct dp_packet;
  25 struct netdev;
  26
  27 #ifdef DPDK_NETDEV
  28
  29 struct rte_flow;
  30 struct rte_flow_error;
  31 struct rte_flow_attr;
  32 struct rte_flow_item;
  33 struct rte_flow_action;
  34 struct rte_flow_query_count;
  35
  36 void netdev_dpdk_register(void);
  37 void free_dpdk_buf(struct dp_packet *);
  38
  39 bool netdev_dpdk_flow_api_supported(struct netdev *);
  40
  41 int
  42 netdev_dpdk_rte_flow_destroy(struct netdev *netdev,
  43                              struct rte_flow *rte_flow,
  44                              struct rte_flow_error *error);
  45 struct rte_flow *
  46 netdev_dpdk_rte_flow_create(struct netdev *netdev,
  47                             const struct rte_flow_attr *attr,
  48                             const struct rte_flow_item *items,
  49                             const struct rte_flow_action *actions,
  50                             struct rte_flow_error *error);
  51 int
  52 netdev_dpdk_rte_flow_query_count(struct netdev *netdev,
  53                                  struct rte_flow *rte_flow,
  54                                  struct rte_flow_query_count *query,
  55                                  struct rte_flow_error *error);
  56 int
  57 netdev_dpdk_get_port_id(struct netdev *netdev);
  58
  59 #else
  60
  61 static inline void
  62 netdev_dpdk_register(void)
  63 {
  64     /* Nothing */
  65 }
  66 static inline void
  67 free_dpdk_buf(struct dp_packet *buf OVS_UNUSED)
  68 {
  69     /* Nothing */
  70 }
  71
  72 #endif
  73
  74 #endif /* netdev-dpdk.h */