/src/openvswitch/lib/netdev-afxdp.h

Source (jump to first uncovered line)
/*
 * Copyright (c) 2018, 2019 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_AFXDP_H
#define NETDEV_AFXDP_H 1

#ifdef HAVE_AF_XDP

#include <stdint.h>
#include <stdbool.h>

/* These functions are Linux AF_XDP specific, so they should be used directly
 * only by Linux-specific code. */

enum afxdp_mode {
    OVS_AF_XDP_MODE_UNSPEC,
    OVS_AF_XDP_MODE_BEST_EFFORT,
    OVS_AF_XDP_MODE_NATIVE_ZC,
    OVS_AF_XDP_MODE_NATIVE,
    OVS_AF_XDP_MODE_GENERIC,
    OVS_AF_XDP_MODE_MAX,
};

struct dp_packet;
struct dp_packet_batch;
struct netdev;
struct netdev_afxdp_tx_lock;
struct netdev_custom_stats;
struct netdev_rxq;
struct netdev_stats;
struct smap;
struct xdp_umem;
struct xsk_socket_info;

int netdev_afxdp_rxq_construct(struct netdev_rxq *rxq_);
void netdev_afxdp_rxq_destruct(struct netdev_rxq *rxq_);
int netdev_afxdp_init(void);
int netdev_afxdp_construct(struct netdev *netdev_);
void netdev_afxdp_destruct(struct netdev *netdev_);
int netdev_afxdp_verify_mtu_size(const struct netdev *netdev, int mtu);

int netdev_afxdp_rxq_recv(struct netdev_rxq *rxq_,
                          struct dp_packet_batch *batch,
                          int *qfill);
int netdev_afxdp_batch_send(struct netdev *netdev_, int qid,
                            struct dp_packet_batch *batch,
                            bool concurrent_txq);
int netdev_afxdp_set_config(struct netdev *netdev, const struct smap *args,
                            char **errp);
int netdev_afxdp_get_config(const struct netdev *netdev, struct smap *args);
int netdev_afxdp_get_stats(const struct netdev *netdev_,
                           struct netdev_stats *stats);
int netdev_afxdp_get_custom_stats(const struct netdev *netdev,
                                  struct netdev_custom_stats *custom_stats);


void free_afxdp_buf(struct dp_packet *p);
int netdev_afxdp_reconfigure(struct netdev *netdev);
void signal_remove_xdp(struct netdev *netdev);

#else /* !HAVE_AF_XDP */

#include "openvswitch/compiler.h"

struct dp_packet;

static inline void
free_afxdp_buf(struct dp_packet *p OVS_UNUSED)
{
    /* Nothing. */
}

#endif /* HAVE_AF_XDP */
#endif /* netdev-afxdp.h */

Line	Count	Source (jump to first uncovered line)
1		/*
2		* Copyright (c) 2018, 2019 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_AFXDP_H
18		#define NETDEV_AFXDP_H 1
19
20		#ifdef HAVE_AF_XDP
21
22		#include <stdint.h>
23		#include <stdbool.h>
24
25		/* These functions are Linux AF_XDP specific, so they should be used directly
26		* only by Linux-specific code. */
27
28		enum afxdp_mode {
29		OVS_AF_XDP_MODE_UNSPEC,
30		OVS_AF_XDP_MODE_BEST_EFFORT,
31		OVS_AF_XDP_MODE_NATIVE_ZC,
32		OVS_AF_XDP_MODE_NATIVE,
33		OVS_AF_XDP_MODE_GENERIC,
34		OVS_AF_XDP_MODE_MAX,
35		};
36
37		struct dp_packet;
38		struct dp_packet_batch;
39		struct netdev;
40		struct netdev_afxdp_tx_lock;
41		struct netdev_custom_stats;
42		struct netdev_rxq;
43		struct netdev_stats;
44		struct smap;
45		struct xdp_umem;
46		struct xsk_socket_info;
47
48		int netdev_afxdp_rxq_construct(struct netdev_rxq *rxq_);
49		void netdev_afxdp_rxq_destruct(struct netdev_rxq *rxq_);
50		int netdev_afxdp_init(void);
51		int netdev_afxdp_construct(struct netdev *netdev_);
52		void netdev_afxdp_destruct(struct netdev *netdev_);
53		int netdev_afxdp_verify_mtu_size(const struct netdev *netdev, int mtu);
54
55		int netdev_afxdp_rxq_recv(struct netdev_rxq *rxq_,
56		struct dp_packet_batch *batch,
57		int *qfill);
58		int netdev_afxdp_batch_send(struct netdev *netdev_, int qid,
59		struct dp_packet_batch *batch,
60		bool concurrent_txq);
61		int netdev_afxdp_set_config(struct netdev netdev, const struct smap args,
62		char **errp);
63		int netdev_afxdp_get_config(const struct netdev netdev, struct smap args);
64		int netdev_afxdp_get_stats(const struct netdev *netdev_,
65		struct netdev_stats *stats);
66		int netdev_afxdp_get_custom_stats(const struct netdev *netdev,
67		struct netdev_custom_stats *custom_stats);
68
69
70		void free_afxdp_buf(struct dp_packet *p);
71		int netdev_afxdp_reconfigure(struct netdev *netdev);
72		void signal_remove_xdp(struct netdev *netdev);
73
74		#else /* !HAVE_AF_XDP */
75
76		#include "openvswitch/compiler.h"
77
78		struct dp_packet;
79
80		static inline void
81		free_afxdp_buf(struct dp_packet *p OVS_UNUSED)
82	0	{
83		/* Nothing. */
84	0	} Unexecuted instantiation: miniflow_target.c:free_afxdp_buf Unexecuted instantiation: dp-packet.c:free_afxdp_buf Unexecuted instantiation: flow.c:free_afxdp_buf Unexecuted instantiation: netdev.c:free_afxdp_buf Unexecuted instantiation: ofp-print.c:free_afxdp_buf Unexecuted instantiation: ovs-router.c:free_afxdp_buf Unexecuted instantiation: packets.c:free_afxdp_buf Unexecuted instantiation: netdev-linux.c:free_afxdp_buf Unexecuted instantiation: netdev-offload-tc.c:free_afxdp_buf Unexecuted instantiation: dpif.c:free_afxdp_buf Unexecuted instantiation: netdev-offload.c:free_afxdp_buf Unexecuted instantiation: netdev-vport.c:free_afxdp_buf Unexecuted instantiation: odp-execute.c:free_afxdp_buf Unexecuted instantiation: odp-execute-private.c:free_afxdp_buf Unexecuted instantiation: odp-util.c:free_afxdp_buf Unexecuted instantiation: ofp-packet.c:free_afxdp_buf Unexecuted instantiation: tnl-neigh-cache.c:free_afxdp_buf Unexecuted instantiation: netdev-native-tnl.c:free_afxdp_buf Unexecuted instantiation: dpif-netlink.c:free_afxdp_buf Unexecuted instantiation: conntrack.c:free_afxdp_buf Unexecuted instantiation: ct-dpif.c:free_afxdp_buf Unexecuted instantiation: dpctl.c:free_afxdp_buf Unexecuted instantiation: dpif-netdev.c:free_afxdp_buf Unexecuted instantiation: dpif-netdev-private-dfc.c:free_afxdp_buf Unexecuted instantiation: dpif-netdev-private-dpif.c:free_afxdp_buf Unexecuted instantiation: dpif-netdev-private-extract.c:free_afxdp_buf Unexecuted instantiation: ipf.c:free_afxdp_buf Unexecuted instantiation: conntrack-icmp.c:free_afxdp_buf Unexecuted instantiation: conntrack-tcp.c:free_afxdp_buf Unexecuted instantiation: conntrack-tp.c:free_afxdp_buf Unexecuted instantiation: conntrack-other.c:free_afxdp_buf Unexecuted instantiation: dpif-netdev-extract-study.c:free_afxdp_buf Unexecuted instantiation: dpif-netdev-lookup.c:free_afxdp_buf Unexecuted instantiation: dpif-netdev-lookup-autovalidator.c:free_afxdp_buf Unexecuted instantiation: dpif-netdev-lookup-generic.c:free_afxdp_buf
85
86		#endif /* HAVE_AF_XDP */
87		#endif /* netdev-afxdp.h */

Coverage Report

Created: 2023-03-26 07:41