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/*
* Copyright (c) 2014, 2015, 2016 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef NETDEV_DPDK_H
#define NETDEV_DPDK_H
#include <config.h>
#include "openvswitch/compiler.h"
#include "smap.h"
struct dp_packet;
struct netdev;
#ifdef DPDK_NETDEV
#include <rte_flow.h>
void netdev_dpdk_register(const struct smap *);
void free_dpdk_buf(struct dp_packet *);
bool netdev_dpdk_flow_api_supported(struct netdev *);
int
netdev_dpdk_rte_flow_destroy(struct netdev *netdev,
struct rte_flow *rte_flow,
struct rte_flow_error *error);
struct rte_flow *
netdev_dpdk_rte_flow_create(struct netdev *netdev,
const struct rte_flow_attr *attr,
const struct rte_flow_item *items,
const struct rte_flow_action *actions,
struct rte_flow_error *error);
int
netdev_dpdk_rte_flow_query_count(struct netdev *netdev,
struct rte_flow *rte_flow,
struct rte_flow_query_count *query,
struct rte_flow_error *error);
int
netdev_dpdk_get_port_id(struct netdev *netdev);
static inline void
set_error(struct rte_flow_error *error, enum rte_flow_error_type type)
{
if (!error) {
return;
}
error->type = type;
error->cause = NULL;
error->message = NULL;
}
#ifdef ALLOW_EXPERIMENTAL_API
int netdev_dpdk_rte_flow_tunnel_decap_set(struct netdev *,
struct rte_flow_tunnel *,
struct rte_flow_action **,
uint32_t *num_of_actions,
struct rte_flow_error *);
int netdev_dpdk_rte_flow_tunnel_match(struct netdev *,
struct rte_flow_tunnel *,
struct rte_flow_item **,
uint32_t *num_of_items,
struct rte_flow_error *);
int netdev_dpdk_rte_flow_get_restore_info(struct netdev *,
struct dp_packet *,
struct rte_flow_restore_info *,
struct rte_flow_error *);
int netdev_dpdk_rte_flow_tunnel_action_decap_release(struct netdev *,
struct rte_flow_action *,
uint32_t num_of_actions,
struct rte_flow_error *);
int netdev_dpdk_rte_flow_tunnel_item_release(struct netdev *,
struct rte_flow_item *,
uint32_t num_of_items,
struct rte_flow_error *);
#else
static inline int
netdev_dpdk_rte_flow_tunnel_decap_set(
struct netdev *netdev OVS_UNUSED,
struct rte_flow_tunnel *tunnel OVS_UNUSED,
struct rte_flow_action **actions OVS_UNUSED,
uint32_t *num_of_actions OVS_UNUSED,
struct rte_flow_error *error)
{
set_error(error, RTE_FLOW_ERROR_TYPE_ACTION);
return -1;
}
static inline int
netdev_dpdk_rte_flow_tunnel_match(struct netdev *netdev OVS_UNUSED,
struct rte_flow_tunnel *tunnel OVS_UNUSED,
struct rte_flow_item **items OVS_UNUSED,
uint32_t *num_of_items OVS_UNUSED,
struct rte_flow_error *error)
{
set_error(error, RTE_FLOW_ERROR_TYPE_ITEM);
return -1;
}
static inline int
netdev_dpdk_rte_flow_get_restore_info(
struct netdev *netdev OVS_UNUSED,
struct dp_packet *p OVS_UNUSED,
struct rte_flow_restore_info *info OVS_UNUSED,
struct rte_flow_error *error)
{
set_error(error, RTE_FLOW_ERROR_TYPE_ATTR);
return -1;
}
static inline int
netdev_dpdk_rte_flow_tunnel_action_decap_release(
struct netdev *netdev OVS_UNUSED,
struct rte_flow_action *actions OVS_UNUSED,
uint32_t num_of_actions OVS_UNUSED,
struct rte_flow_error *error)
{
set_error(error, RTE_FLOW_ERROR_TYPE_NONE);
return 0;
}
static inline int
netdev_dpdk_rte_flow_tunnel_item_release(
struct netdev *netdev OVS_UNUSED,
struct rte_flow_item *items OVS_UNUSED,
uint32_t num_of_items OVS_UNUSED,
struct rte_flow_error *error)
{
set_error(error, RTE_FLOW_ERROR_TYPE_NONE);
return 0;
}
#endif /* ALLOW_EXPERIMENTAL_API */
#else
static inline void
free_dpdk_buf(struct dp_packet *buf OVS_UNUSED)
{
/* Nothing */
}
#endif
#endif /* netdev-dpdk.h */
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