*/
#include <rte_mbuf.h>
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
+#include <rte_ethdev_vdev.h>
#include <rte_malloc.h>
#include <rte_memcpy.h>
-#include <rte_dev.h>
+#include <rte_bus_vdev.h>
#include <rte_kvargs.h>
#include <rte_spinlock.h>
-#include "rte_eth_null.h"
-
#define ETH_NULL_PACKET_SIZE_ARG "size"
#define ETH_NULL_PACKET_COPY_ARG "copy"
struct pmd_internals {
unsigned packet_size;
unsigned packet_copy;
- uint8_t port_id;
+ uint16_t port_id;
struct null_queue rx_null_queues[RTE_MAX_QUEUES_PER_PORT];
struct null_queue tx_null_queues[RTE_MAX_QUEUES_PER_PORT];
+ struct ether_addr eth_addr;
/** Bit mask of RSS offloads, the bit offset also means flow type */
uint64_t flow_type_rss_offloads;
uint8_t rss_key[40]; /**< 40-byte hash key. */
};
-
-
-static struct ether_addr eth_addr = { .addr_bytes = {0} };
-static const char *drivername = "Null 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_AUTONEG,
+ .link_autoneg = ETH_LINK_AUTONEG,
};
static uint16_t
return 0;
packet_size = h->internals->packet_size;
+ if (rte_pktmbuf_alloc_bulk(h->mb_pool, bufs, nb_bufs) != 0)
+ return 0;
+
for (i = 0; i < nb_bufs; i++) {
- bufs[i] = rte_pktmbuf_alloc(h->mb_pool);
- if (!bufs[i])
- break;
bufs[i]->data_len = (uint16_t)packet_size;
bufs[i]->pkt_len = packet_size;
- bufs[i]->nb_segs = 1;
- bufs[i]->next = NULL;
bufs[i]->port = h->internals->port_id;
}
return 0;
packet_size = h->internals->packet_size;
+ if (rte_pktmbuf_alloc_bulk(h->mb_pool, bufs, nb_bufs) != 0)
+ return 0;
+
for (i = 0; i < nb_bufs; i++) {
- bufs[i] = rte_pktmbuf_alloc(h->mb_pool);
- if (!bufs[i])
- break;
rte_memcpy(rte_pktmbuf_mtod(bufs[i], void *), h->dummy_packet,
packet_size);
bufs[i]->data_len = (uint16_t)packet_size;
bufs[i]->pkt_len = packet_size;
- bufs[i]->nb_segs = 1;
- bufs[i]->next = NULL;
bufs[i]->port = h->internals->port_id;
}
return 0;
}
+static int
+eth_mtu_set(struct rte_eth_dev *dev __rte_unused, uint16_t mtu __rte_unused)
+{
+ return 0;
+}
static void
eth_dev_info(struct rte_eth_dev *dev,
return;
internals = dev->data->dev_private;
- dev_info->driver_name = drivername;
dev_info->max_mac_addrs = 1;
dev_info->max_rx_pktlen = (uint32_t)-1;
dev_info->max_rx_queues = RTE_DIM(internals->rx_null_queues);
dev_info->max_tx_queues = RTE_DIM(internals->tx_null_queues);
dev_info->min_rx_bufsize = 0;
- dev_info->pci_dev = NULL;
dev_info->reta_size = internals->reta_size;
dev_info->flow_type_rss_offloads = internals->flow_type_rss_offloads;
}
-static void
+static int
eth_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *igb_stats)
{
unsigned i, num_stats;
const struct pmd_internals *internal;
if ((dev == NULL) || (igb_stats == NULL))
- return;
+ return -EINVAL;
internal = dev->data->dev_private;
num_stats = RTE_MIN((unsigned)RTE_ETHDEV_QUEUE_STAT_CNTRS,
igb_stats->ipackets = rx_total;
igb_stats->opackets = tx_total;
igb_stats->oerrors = tx_err_total;
+
+ return 0;
}
static void
return 0;
}
+static int
+eth_mac_address_set(__rte_unused struct rte_eth_dev *dev,
+ __rte_unused struct ether_addr *addr)
+{
+ return 0;
+}
+
static const struct eth_dev_ops ops = {
.dev_start = eth_dev_start,
.dev_stop = eth_dev_stop,
.tx_queue_setup = eth_tx_queue_setup,
.rx_queue_release = eth_queue_release,
.tx_queue_release = eth_queue_release,
+ .mtu_set = eth_mtu_set,
.link_update = eth_link_update,
+ .mac_addr_set = eth_mac_address_set,
.stats_get = eth_stats_get,
.stats_reset = eth_stats_reset,
.reta_update = eth_rss_reta_update,
.rss_hash_conf_get = eth_rss_hash_conf_get
};
-int
-eth_dev_null_create(const char *name,
- const unsigned numa_node,
+static struct rte_vdev_driver pmd_null_drv;
+
+static int
+eth_dev_null_create(struct rte_vdev_device *dev,
unsigned packet_size,
unsigned packet_copy)
{
const unsigned nb_rx_queues = 1;
const unsigned nb_tx_queues = 1;
- struct rte_eth_dev_data *data = NULL;
+ struct rte_eth_dev_data *data;
struct pmd_internals *internals = NULL;
struct rte_eth_dev *eth_dev = NULL;
0xBE, 0xAC, 0x01, 0xFA
};
- if (name == NULL)
- return -EINVAL;
+ if (dev->device.numa_node == SOCKET_ID_ANY)
+ dev->device.numa_node = rte_socket_id();
RTE_LOG(INFO, PMD, "Creating null ethdev on numa socket %u\n",
- numa_node);
-
- /* now do all data allocation - for eth_dev structure, dummy pci driver
- * and internal (private) data
- */
- data = rte_zmalloc_socket(name, sizeof(*data), 0, numa_node);
- if (data == NULL)
- goto error;
+ dev->device.numa_node);
- 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, RTE_ETH_DEV_VIRTUAL);
- if (eth_dev == NULL)
- goto error;
+ eth_dev = rte_eth_vdev_allocate(dev, sizeof(*internals));
+ if (!eth_dev)
+ return -ENOMEM;
/* now put it all together
* - store queue data in internals,
/* NOTE: we'll replace the data element, of originally allocated eth_dev
* so the nulls are local per-process */
+ internals = eth_dev->data->dev_private;
internals->packet_size = packet_size;
internals->packet_copy = packet_copy;
internals->port_id = eth_dev->data->port_id;
+ eth_random_addr(internals->eth_addr.addr_bytes);
internals->flow_type_rss_offloads = ETH_RSS_PROTO_MASK;
internals->reta_size = RTE_DIM(internals->reta_conf) * RTE_RETA_GROUP_SIZE;
rte_memcpy(internals->rss_key, default_rss_key, 40);
- data->dev_private = internals;
- data->port_id = eth_dev->data->port_id;
+ 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;
- data->mac_addrs = ð_addr;
- strncpy(data->name, eth_dev->data->name, strlen(eth_dev->data->name));
+ data->mac_addrs = &internals->eth_addr;
- eth_dev->data = data;
eth_dev->dev_ops = &ops;
- TAILQ_INIT(ð_dev->link_intr_cbs);
-
- 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;
-
/* finally assign rx and tx ops */
if (packet_copy) {
eth_dev->rx_pkt_burst = eth_null_copy_rx;
}
return 0;
-
-error:
- rte_free(data);
- rte_free(internals);
-
- return -1;
}
static inline int
}
static int
-rte_pmd_null_devinit(const char *name, const char *params)
+rte_pmd_null_probe(struct rte_vdev_device *dev)
{
- unsigned numa_node;
+ const char *name, *params;
unsigned packet_size = default_packet_size;
unsigned packet_copy = default_packet_copy;
struct rte_kvargs *kvlist = NULL;
int ret;
- if (name == NULL)
+ if (!dev)
return -EINVAL;
+ name = rte_vdev_device_name(dev);
+ params = rte_vdev_device_args(dev);
RTE_LOG(INFO, PMD, "Initializing pmd_null for %s\n", name);
- numa_node = rte_socket_id();
-
if (params != NULL) {
kvlist = rte_kvargs_parse(params, valid_arguments);
if (kvlist == NULL)
"packet copy is %s\n", packet_size,
packet_copy ? "enabled" : "disabled");
- ret = eth_dev_null_create(name, numa_node, packet_size, packet_copy);
+ ret = eth_dev_null_create(dev, packet_size, packet_copy);
free_kvlist:
if (kvlist)
}
static int
-rte_pmd_null_devuninit(const char *name)
+rte_pmd_null_remove(struct rte_vdev_device *dev)
{
struct rte_eth_dev *eth_dev = NULL;
- if (name == NULL)
+ if (!dev)
return -EINVAL;
RTE_LOG(INFO, PMD, "Closing null ethdev on numa socket %u\n",
rte_socket_id());
/* find the 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);
return 0;
}
-static struct rte_driver pmd_null_drv = {
- .type = PMD_VDEV,
- .init = rte_pmd_null_devinit,
- .uninit = rte_pmd_null_devuninit,
+static struct rte_vdev_driver pmd_null_drv = {
+ .probe = rte_pmd_null_probe,
+ .remove = rte_pmd_null_remove,
};
-PMD_REGISTER_DRIVER(pmd_null_drv, net_null);
-DRIVER_REGISTER_PARAM_STRING(net_null,
+RTE_PMD_REGISTER_VDEV(net_null, pmd_null_drv);
+RTE_PMD_REGISTER_ALIAS(net_null, eth_null);
+RTE_PMD_REGISTER_PARAM_STRING(net_null,
"size=<int> "
"copy=<int>");