diff options
Diffstat (limited to 'drivers/net/null/rte_eth_null.c')
| -rw-r--r-- | drivers/net/null/rte_eth_null.c | 77 |
1 files changed, 29 insertions, 48 deletions
diff --git a/drivers/net/null/rte_eth_null.c b/drivers/net/null/rte_eth_null.c index 836d982a..abf3ec75 100644 --- a/drivers/net/null/rte_eth_null.c +++ b/drivers/net/null/rte_eth_null.c @@ -33,14 +33,13 @@ #include <rte_mbuf.h> #include <rte_ethdev.h> +#include <rte_ethdev_vdev.h> #include <rte_malloc.h> #include <rte_memcpy.h> #include <rte_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" @@ -50,6 +49,7 @@ static unsigned default_packet_copy; static const char *valid_arguments[] = { ETH_NULL_PACKET_SIZE_ARG, ETH_NULL_PACKET_COPY_ARG, + "driver", NULL }; @@ -88,7 +88,6 @@ struct pmd_internals { 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, @@ -113,8 +112,6 @@ eth_null_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs) 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; } @@ -295,13 +292,11 @@ 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; } @@ -480,9 +475,10 @@ static const struct eth_dev_ops ops = { .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) { @@ -499,27 +495,25 @@ eth_dev_null_create(const char *name, 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); + dev->device.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; - - internals = rte_zmalloc_socket(name, sizeof(*internals), 0, numa_node); - if (internals == NULL) - goto error; + data = rte_zmalloc_socket(rte_vdev_device_name(dev), sizeof(*data), 0, + dev->device.numa_node); + if (!data) + return -ENOMEM; - /* reserve an ethdev entry */ - eth_dev = rte_eth_dev_allocate(name); - if (eth_dev == NULL) - goto error; + eth_dev = rte_eth_vdev_allocate(dev, sizeof(*internals)); + if (!eth_dev) { + rte_free(data); + return -ENOMEM; + } /* now put it all together * - store queue data in internals, @@ -530,6 +524,7 @@ eth_dev_null_create(const char *name, /* 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; @@ -539,24 +534,16 @@ eth_dev_null_create(const char *name, rte_memcpy(internals->rss_key, default_rss_key, 40); - data->dev_private = internals; - data->port_id = eth_dev->data->port_id; + rte_memcpy(data, eth_dev->data, sizeof(*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)); 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) { @@ -568,12 +555,6 @@ eth_dev_null_create(const char *name, } return 0; - -error: - rte_free(data); - rte_free(internals); - - return -1; } static inline int @@ -611,21 +592,21 @@ get_packet_copy_arg(const char *key __rte_unused, } static int -rte_pmd_null_probe(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) @@ -654,7 +635,7 @@ rte_pmd_null_probe(const char *name, const char *params) "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) @@ -663,18 +644,18 @@ free_kvlist: } static int -rte_pmd_null_remove(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; |