-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
- * Copyright(c) 2014 6WIND S.A.
- * All rights reserved.
- *
- * 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 Intel Corporation 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(c) 2010-2016 Intel Corporation.
+ * Copyright(c) 2014 6WIND S.A.
+ * All rights reserved.
*/
#include <time.h>
#include <pcap.h>
#include <rte_cycles.h>
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
+#include <rte_ethdev_vdev.h>
#include <rte_kvargs.h>
#include <rte_malloc.h>
#include <rte_mbuf.h>
-#include <rte_vdev.h>
+#include <rte_bus_vdev.h>
#define RTE_ETH_PCAP_SNAPSHOT_LEN 65535
#define RTE_ETH_PCAP_SNAPLEN ETHER_MAX_JUMBO_FRAME_LEN
struct pcap_rx_queue {
pcap_t *pcap;
- uint8_t in_port;
+ uint16_t in_port;
struct rte_mempool *mb_pool;
struct queue_stat rx_stat;
char name[PATH_MAX];
};
struct pmd_devargs {
- unsigned num_of_queue;
+ unsigned int num_of_queue;
struct devargs_queue {
pcap_dumper_t *dumper;
pcap_t *pcap;
static struct ether_addr eth_addr = {
.addr_bytes = { 0, 0, 0, 0x1, 0x2, 0x3 }
};
-static const char *drivername = "Pcap PMD";
+
static struct rte_eth_link pmd_link = {
.link_speed = ETH_SPEED_NUM_10G,
.link_duplex = ETH_LINK_FULL_DUPLEX,
.link_status = ETH_LINK_DOWN,
- .link_autoneg = ETH_LINK_SPEED_FIXED,
+ .link_autoneg = ETH_LINK_AUTONEG,
};
static int
static uint16_t
eth_pcap_rx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
{
- unsigned i;
+ unsigned int i;
struct pcap_pkthdr header;
const u_char *packet;
struct rte_mbuf *mbuf;
packet = pcap_next(pcap_q->pcap, &header);
if (unlikely(packet == NULL))
break;
- else
- mbuf = rte_pktmbuf_alloc(pcap_q->mb_pool);
+
+ mbuf = rte_pktmbuf_alloc(pcap_q->mb_pool);
if (unlikely(mbuf == NULL))
break;
/* Now get the space available for data in the mbuf */
- buf_size = (uint16_t)(rte_pktmbuf_data_room_size(pcap_q->mb_pool) -
- RTE_PKTMBUF_HEADROOM);
+ buf_size = rte_pktmbuf_data_room_size(pcap_q->mb_pool) -
+ RTE_PKTMBUF_HEADROOM;
if (header.caplen <= buf_size) {
- /* pcap packet will fit in the mbuf, go ahead and copy */
+ /* pcap packet will fit in the mbuf, can copy it */
rte_memcpy(rte_pktmbuf_mtod(mbuf, void *), packet,
header.caplen);
mbuf->data_len = (uint16_t)header.caplen;
if (unlikely(eth_pcap_rx_jumbo(pcap_q->mb_pool,
mbuf,
packet,
- header.caplen) == -1))
+ header.caplen) == -1)) {
+ rte_pktmbuf_free(mbuf);
break;
+ }
}
mbuf->pkt_len = (uint16_t)header.caplen;
cycles = rte_get_timer_cycles() - start_cycles;
cur_time.tv_sec = cycles / hz;
- cur_time.tv_usec = (cycles % hz) * 10e6 / hz;
+ cur_time.tv_usec = (cycles % hz) * 1e6 / hz;
timeradd(&start_time, &cur_time, ts);
}
static uint16_t
eth_pcap_tx_dumper(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
{
- unsigned i;
+ unsigned int i;
struct rte_mbuf *mbuf;
struct pcap_tx_queue *dumper_q = queue;
uint16_t num_tx = 0;
if (dumper_q->dumper == NULL || nb_pkts == 0)
return 0;
- /* writes the nb_pkts packets to the previously opened pcap file dumper */
+ /* writes the nb_pkts packets to the previously opened pcap file
+ * dumper */
for (i = 0; i < nb_pkts; i++) {
mbuf = bufs[i];
calculate_timestamp(&header.ts);
tx_pcap_data);
} else {
RTE_LOG(ERR, PMD,
- "Dropping PCAP packet. "
- "Size (%d) > max jumbo size (%d).\n",
+ "Dropping PCAP packet. Size (%d) > max jumbo size (%d).\n",
mbuf->pkt_len,
ETHER_MAX_JUMBO_FRAME_LEN);
}
}
- rte_pktmbuf_free(mbuf);
num_tx++;
tx_bytes += mbuf->pkt_len;
+ rte_pktmbuf_free(mbuf);
}
/*
static uint16_t
eth_pcap_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
{
- unsigned i;
+ unsigned int i;
int ret;
struct rte_mbuf *mbuf;
struct pcap_tx_queue *tx_queue = queue;
tx_pcap_data, mbuf->pkt_len);
} else {
RTE_LOG(ERR, PMD,
- "Dropping PCAP packet. "
- "Size (%d) > max jumbo size (%d).\n",
+ "Dropping PCAP packet. Size (%d) > max jumbo size (%d).\n",
mbuf->pkt_len,
ETHER_MAX_JUMBO_FRAME_LEN);
* with pcap_dump_open(). We create big enough an Ethernet
* pcap holder.
*/
- if ((tx_pcap = pcap_open_dead(DLT_EN10MB, RTE_ETH_PCAP_SNAPSHOT_LEN))
- == NULL) {
+ tx_pcap = pcap_open_dead(DLT_EN10MB, RTE_ETH_PCAP_SNAPSHOT_LEN);
+ if (tx_pcap == NULL) {
RTE_LOG(ERR, PMD, "Couldn't create dead pcap\n");
return -1;
}
/* The dumper is created using the previous pcap_t reference */
- if ((*dumper = pcap_dump_open(tx_pcap, pcap_filename)) == NULL) {
+ *dumper = pcap_dump_open(tx_pcap, pcap_filename);
+ if (*dumper == NULL) {
+ pcap_close(tx_pcap);
RTE_LOG(ERR, PMD, "Couldn't open %s for writing.\n",
pcap_filename);
return -1;
}
+ pcap_close(tx_pcap);
return 0;
}
static int
open_single_rx_pcap(const char *pcap_filename, pcap_t **pcap)
{
- if ((*pcap = pcap_open_offline(pcap_filename, errbuf)) == NULL) {
- RTE_LOG(ERR, PMD, "Couldn't open %s: %s\n", pcap_filename, errbuf);
+ *pcap = pcap_open_offline(pcap_filename, errbuf);
+ if (*pcap == NULL) {
+ RTE_LOG(ERR, PMD, "Couldn't open %s: %s\n", pcap_filename,
+ errbuf);
return -1;
}
static int
eth_dev_start(struct rte_eth_dev *dev)
{
- unsigned i;
+ unsigned int i;
struct pmd_internals *internals = dev->data->dev_private;
struct pcap_tx_queue *tx;
struct pcap_rx_queue *rx;
for (i = 0; i < dev->data->nb_tx_queues; i++) {
tx = &internals->tx_queue[i];
- if (!tx->dumper && strcmp(tx->type, ETH_PCAP_TX_PCAP_ARG) == 0) {
+ if (!tx->dumper &&
+ strcmp(tx->type, ETH_PCAP_TX_PCAP_ARG) == 0) {
if (open_single_tx_pcap(tx->name, &tx->dumper) < 0)
return -1;
- } else if (!tx->pcap && strcmp(tx->type, ETH_PCAP_TX_IFACE_ARG) == 0) {
+ } else if (!tx->pcap &&
+ strcmp(tx->type, ETH_PCAP_TX_IFACE_ARG) == 0) {
if (open_single_iface(tx->name, &tx->pcap) < 0)
return -1;
}
static void
eth_dev_stop(struct rte_eth_dev *dev)
{
- unsigned i;
+ unsigned int i;
struct pmd_internals *internals = dev->data->dev_private;
struct pcap_tx_queue *tx;
struct pcap_rx_queue *rx;
{
struct pmd_internals *internals = dev->data->dev_private;
- dev_info->driver_name = drivername;
dev_info->if_index = internals->if_index;
dev_info->max_mac_addrs = 1;
dev_info->max_rx_pktlen = (uint32_t) -1;
dev_info->max_rx_queues = dev->data->nb_rx_queues;
dev_info->max_tx_queues = dev->data->nb_tx_queues;
dev_info->min_rx_bufsize = 0;
- dev_info->pci_dev = NULL;
}
-static void
+static int
eth_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
{
- unsigned i;
+ unsigned int i;
unsigned long rx_packets_total = 0, rx_bytes_total = 0;
unsigned long tx_packets_total = 0, tx_bytes_total = 0;
unsigned long tx_packets_err_total = 0;
stats->opackets = tx_packets_total;
stats->obytes = tx_bytes_total;
stats->oerrors = tx_packets_err_total;
+
+ return 0;
}
static void
eth_stats_reset(struct rte_eth_dev *dev)
{
- unsigned i;
+ unsigned int i;
struct pmd_internals *internal = dev->data->dev_private;
for (i = 0; i < dev->data->nb_rx_queues; i++) {
unsigned int socket_id __rte_unused,
const struct rte_eth_txconf *tx_conf __rte_unused)
{
-
struct pmd_internals *internals = dev->data->dev_private;
dev->data->tx_queues[tx_queue_id] = &internals->tx_queue[tx_queue_id];
static int
open_rx_pcap(const char *key, const char *value, void *extra_args)
{
- unsigned i;
+ unsigned int i;
const char *pcap_filename = value;
struct pmd_devargs *rx = extra_args;
pcap_t *pcap = NULL;
static int
open_tx_pcap(const char *key, const char *value, void *extra_args)
{
- unsigned i;
+ unsigned int i;
const char *pcap_filename = value;
struct pmd_devargs *dumpers = extra_args;
pcap_dumper_t *dumper;
static inline int
open_rx_iface(const char *key, const char *value, void *extra_args)
{
- unsigned i;
+ unsigned int i;
const char *iface = value;
struct pmd_devargs *rx = extra_args;
pcap_t *pcap = NULL;
static int
open_tx_iface(const char *key, const char *value, void *extra_args)
{
- unsigned i;
+ unsigned int i;
const char *iface = value;
struct pmd_devargs *tx = extra_args;
pcap_t *pcap;
return 0;
}
+static struct rte_vdev_driver pmd_pcap_drv;
+
static int
-pmd_init_internals(const char *name, const unsigned nb_rx_queues,
- const unsigned nb_tx_queues, struct pmd_internals **internals,
+pmd_init_internals(struct rte_vdev_device *vdev,
+ const unsigned int nb_rx_queues,
+ const unsigned int nb_tx_queues,
+ struct pmd_internals **internals,
struct rte_eth_dev **eth_dev)
{
- struct rte_eth_dev_data *data = NULL;
- unsigned int numa_node = rte_socket_id();
+ struct rte_eth_dev_data *data;
+ unsigned int numa_node = vdev->device.numa_node;
- RTE_LOG(INFO, PMD, "Creating pcap-backed ethdev on numa socket %u\n",
+ RTE_LOG(INFO, PMD, "Creating pcap-backed ethdev on numa socket %d\n",
numa_node);
- /* now do all data allocation - for eth_dev structure
- * and internal (private) data
- */
- data = rte_zmalloc_socket(name, sizeof(*data), 0, numa_node);
- if (data == NULL)
- goto error;
-
- *internals = rte_zmalloc_socket(name, sizeof(**internals), 0,
- numa_node);
- if (*internals == NULL)
- goto error;
-
/* reserve an ethdev entry */
- *eth_dev = rte_eth_dev_allocate(name);
- if (*eth_dev == NULL)
- goto error;
+ *eth_dev = rte_eth_vdev_allocate(vdev, sizeof(**internals));
+ if (!(*eth_dev))
+ return -1;
/* now put it all together
* - store queue data in internals,
* - point eth_dev_data to internals
* - and point eth_dev structure to new eth_dev_data structure
*/
- data->dev_private = *internals;
- data->port_id = (*eth_dev)->data->port_id;
- snprintf(data->name, sizeof(data->name), "%s", (*eth_dev)->data->name);
+ *internals = (*eth_dev)->data->dev_private;
+ data = (*eth_dev)->data;
data->nb_rx_queues = (uint16_t)nb_rx_queues;
data->nb_tx_queues = (uint16_t)nb_tx_queues;
data->dev_link = pmd_link;
* NOTE: we'll replace the data element, of originally allocated
* eth_dev so the rings are local per-process
*/
- (*eth_dev)->data = data;
(*eth_dev)->dev_ops = &ops;
- (*eth_dev)->driver = NULL;
- data->dev_flags = RTE_ETH_DEV_DETACHABLE;
- data->kdrv = RTE_KDRV_NONE;
- data->drv_name = drivername;
- data->numa_node = numa_node;
return 0;
-
-error:
- rte_free(data);
- rte_free(*internals);
-
- return -1;
}
static int
-eth_from_pcaps_common(const char *name, struct pmd_devargs *rx_queues,
- const unsigned nb_rx_queues, struct pmd_devargs *tx_queues,
- const unsigned nb_tx_queues, struct rte_kvargs *kvlist,
- struct pmd_internals **internals, struct rte_eth_dev **eth_dev)
+eth_from_pcaps_common(struct rte_vdev_device *vdev,
+ struct pmd_devargs *rx_queues, const unsigned int nb_rx_queues,
+ struct pmd_devargs *tx_queues, const unsigned int nb_tx_queues,
+ struct rte_kvargs *kvlist, struct pmd_internals **internals,
+ struct rte_eth_dev **eth_dev)
{
struct rte_kvargs_pair *pair = NULL;
- unsigned k_idx;
- unsigned i;
+ unsigned int k_idx;
+ unsigned int i;
/* do some parameter checking */
if (rx_queues == NULL && nb_rx_queues > 0)
if (tx_queues == NULL && nb_tx_queues > 0)
return -1;
- if (pmd_init_internals(name, nb_rx_queues, nb_tx_queues, internals,
+ if (pmd_init_internals(vdev, nb_rx_queues, nb_tx_queues, internals,
eth_dev) < 0)
return -1;
}
static int
-eth_from_pcaps(const char *name, struct pmd_devargs *rx_queues,
- const unsigned nb_rx_queues, struct pmd_devargs *tx_queues,
- const unsigned nb_tx_queues, struct rte_kvargs *kvlist,
- int single_iface, unsigned int using_dumpers)
+eth_from_pcaps(struct rte_vdev_device *vdev,
+ struct pmd_devargs *rx_queues, const unsigned int nb_rx_queues,
+ struct pmd_devargs *tx_queues, const unsigned int nb_tx_queues,
+ struct rte_kvargs *kvlist, int single_iface,
+ unsigned int using_dumpers)
{
struct pmd_internals *internals = NULL;
struct rte_eth_dev *eth_dev = NULL;
int ret;
- ret = eth_from_pcaps_common(name, rx_queues, nb_rx_queues,
+ ret = eth_from_pcaps_common(vdev, rx_queues, nb_rx_queues,
tx_queues, nb_tx_queues, kvlist, &internals, ð_dev);
if (ret < 0)
}
static int
-pmd_pcap_devinit(const char *name, const char *params)
+pmd_pcap_probe(struct rte_vdev_device *dev)
{
+ const char *name;
unsigned int is_rx_pcap = 0, is_tx_pcap = 0;
struct rte_kvargs *kvlist;
struct pmd_devargs pcaps = {0};
int single_iface = 0;
int ret;
+ name = rte_vdev_device_name(dev);
RTE_LOG(INFO, PMD, "Initializing pmd_pcap for %s\n", name);
gettimeofday(&start_time, NULL);
start_cycles = rte_get_timer_cycles();
hz = rte_get_timer_hz();
- kvlist = rte_kvargs_parse(params, valid_arguments);
+ kvlist = rte_kvargs_parse(rte_vdev_device_args(dev), valid_arguments);
if (kvlist == NULL)
return -1;
goto free_kvlist;
create_eth:
- ret = eth_from_pcaps(name, &pcaps, pcaps.num_of_queue, &dumpers,
+ ret = eth_from_pcaps(dev, &pcaps, pcaps.num_of_queue, &dumpers,
dumpers.num_of_queue, kvlist, single_iface, is_tx_pcap);
free_kvlist:
}
static int
-pmd_pcap_devuninit(const char *name)
+pmd_pcap_remove(struct rte_vdev_device *dev)
{
struct rte_eth_dev *eth_dev = NULL;
- RTE_LOG(INFO, PMD, "Closing pcap ethdev on numa socket %u\n",
+ RTE_LOG(INFO, PMD, "Closing pcap ethdev on numa socket %d\n",
rte_socket_id());
- if (name == NULL)
+ if (!dev)
return -1;
/* reserve an ethdev entry */
- eth_dev = rte_eth_dev_allocated(name);
+ eth_dev = rte_eth_dev_allocated(rte_vdev_device_name(dev));
if (eth_dev == NULL)
return -1;
rte_free(eth_dev->data->dev_private);
- rte_free(eth_dev->data);
rte_eth_dev_release_port(eth_dev);
}
static struct rte_vdev_driver pmd_pcap_drv = {
- .init = pmd_pcap_devinit,
- .uninit = pmd_pcap_devuninit,
+ .probe = pmd_pcap_probe,
+ .remove = pmd_pcap_remove,
};
-DRIVER_REGISTER_VDEV(net_pcap, pmd_pcap_drv);
-DRIVER_REGISTER_PARAM_STRING(net_pcap,
+RTE_PMD_REGISTER_VDEV(net_pcap, pmd_pcap_drv);
+RTE_PMD_REGISTER_ALIAS(net_pcap, eth_pcap);
+RTE_PMD_REGISTER_PARAM_STRING(net_pcap,
ETH_PCAP_RX_PCAP_ARG "=<string> "
ETH_PCAP_TX_PCAP_ARG "=<string> "
ETH_PCAP_RX_IFACE_ARG "=<ifc> "