ethdev: get rid of device type
[dpdk.git] / drivers / net / pcap / rte_eth_pcap.c
index 682628f..418fc52 100644 (file)
@@ -1,7 +1,7 @@
 /*-
  *   BSD LICENSE
  *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
  *   Copyright(c) 2014 6WIND S.A.
  *   All rights reserved.
  *
@@ -69,6 +69,7 @@ struct pcap_rx_queue {
        uint8_t in_port;
        struct rte_mempool *mb_pool;
        volatile unsigned long rx_pkts;
+       volatile unsigned long rx_bytes;
        volatile unsigned long err_pkts;
        char name[PATH_MAX];
        char type[ETH_PCAP_ARG_MAXLEN];
@@ -78,6 +79,7 @@ struct pcap_tx_queue {
        pcap_dumper_t *dumper;
        pcap_t *pcap;
        volatile unsigned long tx_pkts;
+       volatile unsigned long tx_bytes;
        volatile unsigned long err_pkts;
        char name[PATH_MAX];
        char type[ETH_PCAP_ARG_MAXLEN];
@@ -101,8 +103,6 @@ struct tx_pcaps {
 struct pmd_internals {
        struct pcap_rx_queue rx_queue[RTE_PMD_RING_MAX_RX_RINGS];
        struct pcap_tx_queue tx_queue[RTE_PMD_RING_MAX_TX_RINGS];
-       unsigned nb_rx_queues;
-       unsigned nb_tx_queues;
        int if_index;
        int single_iface;
 };
@@ -123,9 +123,10 @@ static int open_single_iface(const char *iface, 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 = 10000,
+               .link_speed = ETH_SPEED_NUM_10G,
                .link_duplex = ETH_LINK_FULL_DUPLEX,
-               .link_status = 0
+               .link_status = ETH_LINK_DOWN,
+               .link_autoneg = ETH_LINK_SPEED_FIXED,
 };
 
 static int
@@ -196,6 +197,7 @@ eth_pcap_rx(void *queue,
        struct pcap_rx_queue *pcap_q = queue;
        uint16_t num_rx = 0;
        uint16_t buf_size;
+       uint32_t rx_bytes = 0;
 
        if (unlikely(pcap_q->pcap == NULL || nb_pkts == 0))
                return 0;
@@ -217,26 +219,28 @@ eth_pcap_rx(void *queue,
                buf_size = (uint16_t)(rte_pktmbuf_data_room_size(pcap_q->mb_pool) -
                                RTE_PKTMBUF_HEADROOM);
 
-               if (header.len <= buf_size) {
+               if (header.caplen <= buf_size) {
                        /* pcap packet will fit in the mbuf, go ahead and copy */
                        rte_memcpy(rte_pktmbuf_mtod(mbuf, void *), packet,
-                                       header.len);
-                       mbuf->data_len = (uint16_t)header.len;
+                                       header.caplen);
+                       mbuf->data_len = (uint16_t)header.caplen;
                } else {
                        /* Try read jumbo frame into multi mbufs. */
                        if (unlikely(eth_pcap_rx_jumbo(pcap_q->mb_pool,
                                                       mbuf,
                                                       packet,
-                                                      header.len) == -1))
+                                                      header.caplen) == -1))
                                break;
                }
 
-               mbuf->pkt_len = (uint16_t)header.len;
+               mbuf->pkt_len = (uint16_t)header.caplen;
                mbuf->port = pcap_q->in_port;
                bufs[num_rx] = mbuf;
                num_rx++;
+               rx_bytes += header.caplen;
        }
        pcap_q->rx_pkts += num_rx;
+       pcap_q->rx_bytes += rx_bytes;
        return num_rx;
 }
 
@@ -263,6 +267,7 @@ eth_pcap_tx_dumper(void *queue,
        struct rte_mbuf *mbuf;
        struct pcap_tx_queue *dumper_q = queue;
        uint16_t num_tx = 0;
+       uint32_t tx_bytes = 0;
        struct pcap_pkthdr header;
 
        if (dumper_q->dumper == NULL || nb_pkts == 0)
@@ -297,6 +302,7 @@ eth_pcap_tx_dumper(void *queue,
 
                rte_pktmbuf_free(mbuf);
                num_tx++;
+               tx_bytes += mbuf->pkt_len;
        }
 
        /*
@@ -306,6 +312,7 @@ eth_pcap_tx_dumper(void *queue,
         */
        pcap_dump_flush(dumper_q->dumper);
        dumper_q->tx_pkts += num_tx;
+       dumper_q->tx_bytes += tx_bytes;
        dumper_q->err_pkts += nb_pkts - num_tx;
        return num_tx;
 }
@@ -323,6 +330,7 @@ eth_pcap_tx(void *queue,
        struct rte_mbuf *mbuf;
        struct pcap_tx_queue *tx_queue = queue;
        uint16_t num_tx = 0;
+       uint32_t tx_bytes = 0;
 
        if (unlikely(nb_pkts == 0 || tx_queue->pcap == NULL))
                return 0;
@@ -355,10 +363,12 @@ eth_pcap_tx(void *queue,
                if (unlikely(ret != 0))
                        break;
                num_tx++;
+               tx_bytes += mbuf->pkt_len;
                rte_pktmbuf_free(mbuf);
        }
 
        tx_queue->tx_pkts += num_tx;
+       tx_queue->tx_bytes += tx_bytes;
        tx_queue->err_pkts += nb_pkts - num_tx;
        return num_tx;
 }
@@ -385,7 +395,7 @@ eth_dev_start(struct rte_eth_dev *dev)
        }
 
        /* If not open already, open tx pcaps/dumpers */
-       for (i = 0; i < internals->nb_tx_queues; i++) {
+       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) {
@@ -400,7 +410,7 @@ eth_dev_start(struct rte_eth_dev *dev)
        }
 
        /* If not open already, open rx pcaps */
-       for (i = 0; i < internals->nb_rx_queues; i++) {
+       for (i = 0; i < dev->data->nb_rx_queues; i++) {
                rx = &internals->rx_queue[i];
 
                if (rx->pcap != NULL)
@@ -419,7 +429,7 @@ eth_dev_start(struct rte_eth_dev *dev)
 
 status_up:
 
-       dev->data->dev_link.link_status = 1;
+       dev->data->dev_link.link_status = ETH_LINK_UP;
        return 0;
 }
 
@@ -446,7 +456,7 @@ eth_dev_stop(struct rte_eth_dev *dev)
                goto status_down;
        }
 
-       for (i = 0; i < internals->nb_tx_queues; i++) {
+       for (i = 0; i < dev->data->nb_tx_queues; i++) {
                tx = &internals->tx_queue[i];
 
                if (tx->dumper != NULL) {
@@ -460,7 +470,7 @@ eth_dev_stop(struct rte_eth_dev *dev)
                }
        }
 
-       for (i = 0; i < internals->nb_rx_queues; i++) {
+       for (i = 0; i < dev->data->nb_rx_queues; i++) {
                rx = &internals->rx_queue[i];
 
                if (rx->pcap != NULL) {
@@ -470,7 +480,7 @@ eth_dev_stop(struct rte_eth_dev *dev)
        }
 
 status_down:
-       dev->data->dev_link.link_status = 0;
+       dev->data->dev_link.link_status = ETH_LINK_DOWN;
 }
 
 static int
@@ -488,8 +498,8 @@ eth_dev_info(struct rte_eth_dev *dev,
        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 = (uint16_t)internals->nb_rx_queues;
-       dev_info->max_tx_queues = (uint16_t)internals->nb_tx_queues;
+       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;
 }
@@ -499,26 +509,34 @@ eth_stats_get(struct rte_eth_dev *dev,
                struct rte_eth_stats *igb_stats)
 {
        unsigned i;
-       unsigned long rx_total = 0, tx_total = 0, tx_err_total = 0;
+       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;
        const struct pmd_internals *internal = dev->data->dev_private;
 
-       for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS && i < internal->nb_rx_queues;
-                       i++) {
+       for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS &&
+                       i < dev->data->nb_rx_queues; i++) {
                igb_stats->q_ipackets[i] = internal->rx_queue[i].rx_pkts;
-               rx_total += igb_stats->q_ipackets[i];
+               igb_stats->q_ibytes[i] = internal->rx_queue[i].rx_bytes;
+               rx_packets_total += igb_stats->q_ipackets[i];
+               rx_bytes_total += igb_stats->q_ibytes[i];
        }
 
-       for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS && i < internal->nb_tx_queues;
-                       i++) {
+       for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS &&
+                       i < dev->data->nb_tx_queues; i++) {
                igb_stats->q_opackets[i] = internal->tx_queue[i].tx_pkts;
+               igb_stats->q_obytes[i] = internal->tx_queue[i].tx_bytes;
                igb_stats->q_errors[i] = internal->tx_queue[i].err_pkts;
-               tx_total += igb_stats->q_opackets[i];
-               tx_err_total += igb_stats->q_errors[i];
+               tx_packets_total += igb_stats->q_opackets[i];
+               tx_bytes_total += igb_stats->q_obytes[i];
+               tx_packets_err_total += igb_stats->q_errors[i];
        }
 
-       igb_stats->ipackets = rx_total;
-       igb_stats->opackets = tx_total;
-       igb_stats->oerrors = tx_err_total;
+       igb_stats->ipackets = rx_packets_total;
+       igb_stats->ibytes = rx_bytes_total;
+       igb_stats->opackets = tx_packets_total;
+       igb_stats->obytes = tx_bytes_total;
+       igb_stats->oerrors = tx_packets_err_total;
 }
 
 static void
@@ -526,10 +544,13 @@ eth_stats_reset(struct rte_eth_dev *dev)
 {
        unsigned i;
        struct pmd_internals *internal = dev->data->dev_private;
-       for (i = 0; i < internal->nb_rx_queues; i++)
+       for (i = 0; i < dev->data->nb_rx_queues; i++) {
                internal->rx_queue[i].rx_pkts = 0;
-       for (i = 0; i < internal->nb_tx_queues; i++) {
+               internal->rx_queue[i].rx_bytes = 0;
+       }
+       for (i = 0; i < dev->data->nb_tx_queues; i++) {
                internal->tx_queue[i].tx_pkts = 0;
+               internal->tx_queue[i].tx_bytes = 0;
                internal->tx_queue[i].err_pkts = 0;
        }
 }
@@ -595,13 +616,6 @@ static const struct eth_dev_ops ops = {
        .stats_reset = eth_stats_reset,
 };
 
-static struct eth_driver rte_pcap_pmd = {
-       .pci_drv = {
-               .name = "rte_pcap_pmd",
-               .drv_flags = RTE_PCI_DRV_DETACHABLE,
-       },
-};
-
 /*
  * Function handler that opens the pcap file for reading a stores a
  * reference of it for use it later on.
@@ -784,7 +798,6 @@ rte_pmd_init_internals(const char *name, const unsigned nb_rx_queues,
                struct rte_kvargs *kvlist)
 {
        struct rte_eth_dev_data *data = NULL;
-       struct rte_pci_device *pci_dev = NULL;
        unsigned k_idx;
        struct rte_kvargs_pair *pair = NULL;
 
@@ -797,23 +810,19 @@ rte_pmd_init_internals(const char *name, const unsigned nb_rx_queues,
        RTE_LOG(INFO, PMD,
                        "Creating pcap-backed ethdev on numa socket %u\n", numa_node);
 
-       /* now do all data allocation - for eth_dev structure, dummy pci driver
+       /* 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;
 
-       pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, numa_node);
-       if (pci_dev == 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, RTE_ETH_DEV_VIRTUAL);
+       *eth_dev = rte_eth_dev_allocate(name);
        if (*eth_dev == NULL)
                goto error;
 
@@ -823,23 +832,18 @@ rte_pmd_init_internals(const char *name, const unsigned nb_rx_queues,
 
        /* now put it all together
         * - store queue data in internals,
-        * - store numa_node info in pci_driver
-        * - point eth_dev_data to internals and pci_driver
+        * - store numa_node info in eth_dev
+        * - point eth_dev_data to internals
         * - and point eth_dev structure to new eth_dev_data structure
         */
        /* NOTE: we'll replace the data element, of originally allocated eth_dev
         * so the rings are local per-process */
 
-       (*internals)->nb_rx_queues = nb_rx_queues;
-       (*internals)->nb_tx_queues = nb_tx_queues;
-
        if (pair == NULL)
                (*internals)->if_index = 0;
        else
                (*internals)->if_index = if_nametoindex(pair->value);
 
-       pci_dev->numa_node = numa_node;
-
        data->dev_private = *internals;
        data->port_id = (*eth_dev)->data->port_id;
        snprintf(data->name, sizeof(data->name), "%s", (*eth_dev)->data->name);
@@ -852,30 +856,28 @@ rte_pmd_init_internals(const char *name, const unsigned nb_rx_queues,
 
        (*eth_dev)->data = data;
        (*eth_dev)->dev_ops = &ops;
-       (*eth_dev)->pci_dev = pci_dev;
-       (*eth_dev)->driver = &rte_pcap_pmd;
+       (*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(pci_dev);
        rte_free(*internals);
 
        return -1;
 }
 
 static int
-rte_eth_from_pcaps_n_dumpers(const char *name,
-               struct rx_pcaps *rx_queues,
-               const unsigned nb_rx_queues,
-               struct tx_pcaps *tx_queues,
-               const unsigned nb_tx_queues,
-               const unsigned numa_node,
-               struct rte_kvargs *kvlist)
+rte_eth_from_pcaps_common(const char *name, struct rx_pcaps *rx_queues,
+               const unsigned nb_rx_queues, struct tx_pcaps *tx_queues,
+               const unsigned nb_tx_queues, const unsigned numa_node,
+               struct rte_kvargs *kvlist, struct pmd_internals **internals,
+               struct rte_eth_dev **eth_dev)
 {
-       struct pmd_internals *internals = NULL;
-       struct rte_eth_dev *eth_dev = NULL;
        unsigned i;
 
        /* do some parameter checking */
@@ -885,28 +887,51 @@ rte_eth_from_pcaps_n_dumpers(const char *name,
                return -1;
 
        if (rte_pmd_init_internals(name, nb_rx_queues, nb_tx_queues, numa_node,
-                       &internals, &eth_dev, kvlist) < 0)
+                       internals, eth_dev, kvlist) < 0)
                return -1;
 
        for (i = 0; i < nb_rx_queues; i++) {
-               internals->rx_queue[i].pcap = rx_queues->pcaps[i];
-               snprintf(internals->rx_queue[i].name,
-                       sizeof(internals->rx_queue[i].name), "%s",
+               (*internals)->rx_queue[i].pcap = rx_queues->pcaps[i];
+               snprintf((*internals)->rx_queue[i].name,
+                       sizeof((*internals)->rx_queue[i].name), "%s",
                        rx_queues->names[i]);
-               snprintf(internals->rx_queue[i].type,
-                       sizeof(internals->rx_queue[i].type), "%s",
+               snprintf((*internals)->rx_queue[i].type,
+                       sizeof((*internals)->rx_queue[i].type), "%s",
                        rx_queues->types[i]);
        }
        for (i = 0; i < nb_tx_queues; i++) {
-               internals->tx_queue[i].dumper = tx_queues->dumpers[i];
-               snprintf(internals->tx_queue[i].name,
-                       sizeof(internals->tx_queue[i].name), "%s",
+               (*internals)->tx_queue[i].dumper = tx_queues->dumpers[i];
+               snprintf((*internals)->tx_queue[i].name,
+                       sizeof((*internals)->tx_queue[i].name), "%s",
                        tx_queues->names[i]);
-               snprintf(internals->tx_queue[i].type,
-                       sizeof(internals->tx_queue[i].type), "%s",
+               snprintf((*internals)->tx_queue[i].type,
+                       sizeof((*internals)->tx_queue[i].type), "%s",
                        tx_queues->types[i]);
        }
 
+       return 0;
+}
+
+static int
+rte_eth_from_pcaps_n_dumpers(const char *name,
+               struct rx_pcaps *rx_queues,
+               const unsigned nb_rx_queues,
+               struct tx_pcaps *tx_queues,
+               const unsigned nb_tx_queues,
+               const unsigned numa_node,
+               struct rte_kvargs *kvlist)
+{
+       struct pmd_internals *internals = NULL;
+       struct rte_eth_dev *eth_dev = NULL;
+       int ret;
+
+       ret = rte_eth_from_pcaps_common(name, rx_queues, nb_rx_queues,
+                       tx_queues, nb_tx_queues, numa_node, kvlist,
+                       &internals, &eth_dev);
+
+       if (ret < 0)
+               return ret;
+
        /* using multiple pcaps/interfaces */
        internals->single_iface = 0;
 
@@ -928,36 +953,14 @@ rte_eth_from_pcaps(const char *name,
 {
        struct pmd_internals *internals = NULL;
        struct rte_eth_dev *eth_dev = NULL;
-       unsigned i;
-
-       /* do some parameter checking */
-       if (rx_queues == NULL && nb_rx_queues > 0)
-               return -1;
-       if (tx_queues == NULL && nb_tx_queues > 0)
-               return -1;
+       int ret;
 
-       if (rte_pmd_init_internals(name, nb_rx_queues, nb_tx_queues, numa_node,
-                       &internals, &eth_dev, kvlist) < 0)
-               return -1;
+       ret = rte_eth_from_pcaps_common(name, rx_queues, nb_rx_queues,
+                       tx_queues, nb_tx_queues, numa_node, kvlist,
+                       &internals, &eth_dev);
 
-       for (i = 0; i < nb_rx_queues; i++) {
-               internals->rx_queue[i].pcap = rx_queues->pcaps[i];
-               snprintf(internals->rx_queue[i].name,
-                       sizeof(internals->rx_queue[i].name), "%s",
-                       rx_queues->names[i]);
-               snprintf(internals->rx_queue[i].type,
-                       sizeof(internals->rx_queue[i].type), "%s",
-                       rx_queues->types[i]);
-       }
-       for (i = 0; i < nb_tx_queues; i++) {
-               internals->tx_queue[i].dumper = tx_queues->dumpers[i];
-               snprintf(internals->tx_queue[i].name,
-                       sizeof(internals->tx_queue[i].name), "%s",
-                       tx_queues->names[i]);
-               snprintf(internals->tx_queue[i].type,
-                       sizeof(internals->tx_queue[i].type), "%s",
-                       tx_queues->types[i]);
-       }
+       if (ret < 0)
+               return ret;
 
        /* store wether we are using a single interface for rx/tx or not */
        internals->single_iface = single_iface;
@@ -975,8 +978,8 @@ rte_pmd_pcap_devinit(const char *name, const char *params)
        unsigned numa_node, using_dumpers = 0;
        int ret;
        struct rte_kvargs *kvlist;
-       struct rx_pcaps pcaps;
-       struct tx_pcaps dumpers;
+       struct rx_pcaps pcaps = {0};
+       struct tx_pcaps dumpers = {0};
 
        RTE_LOG(INFO, PMD, "Initializing pmd_pcap for %s\n", name);
 
@@ -1074,7 +1077,6 @@ rte_pmd_pcap_devuninit(const char *name)
 
        rte_free(eth_dev->data->dev_private);
        rte_free(eth_dev->data);
-       rte_free(eth_dev->pci_dev);
 
        rte_eth_dev_release_port(eth_dev);
 
@@ -1082,10 +1084,15 @@ rte_pmd_pcap_devuninit(const char *name)
 }
 
 static struct rte_driver pmd_pcap_drv = {
-       .name = "eth_pcap",
        .type = PMD_VDEV,
        .init = rte_pmd_pcap_devinit,
        .uninit = rte_pmd_pcap_devuninit,
 };
 
-PMD_REGISTER_DRIVER(pmd_pcap_drv);
+PMD_REGISTER_DRIVER(pmd_pcap_drv, net_pcap);
+DRIVER_REGISTER_PARAM_STRING(net_pcap,
+       "rx_pcap=<string> "
+       "tx_pcap=<string> "
+       "rx_iface=<ifc> "
+       "tx_iface=<ifc> "
+       "iface=<ifc>");