vhost: introduce API to start a specific driver

[dpdk.git] / examples / tep_termination / main.c

diff --git a/examples/tep_termination/main.c b/examples/tep_termination/main.c
index ec57869..24c62cd 100644 (file)
--- a/examples/tep_termination/main.c
+++ b/examples/tep_termination/main.c
@@ -68,7 +68,7 @@
                                (nb_switching_cores * MBUF_CACHE_SIZE))
 
 #define MBUF_CACHE_SIZE 128
-#define MBUF_SIZE (2048 + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM)
+#define MBUF_DATA_SIZE RTE_MBUF_DEFAULT_BUF_SIZE
 
 #define MAX_PKT_BURST 32       /* Max burst size for RX/TX */
 #define BURST_TX_DRAIN_US 100  /* TX drain every ~100us */
@@ -567,7 +567,7 @@ virtio_tx_route(struct vhost_dev *vdev, struct rte_mbuf *m)
        unsigned len, ret = 0;
        const uint16_t lcore_id = rte_lcore_id();
 
-       RTE_LOG(DEBUG, VHOST_DATA, "(%d) TX: MAC address is external\n",
+       RTE_LOG_DP(DEBUG, VHOST_DATA, "(%d) TX: MAC address is external\n",
                vdev->vid);
 
        /* Add packet to the port tx queue */
@@ -649,7 +649,7 @@ switch_worker(__rte_unused void *arg)
                if (unlikely(diff_tsc > drain_tsc)) {
 
                        if (tx_q->len) {
-                               RTE_LOG(DEBUG, VHOST_DATA, "TX queue drained after "
+                               RTE_LOG_DP(DEBUG, VHOST_DATA, "TX queue drained after "
                                        "timeout with burst size %u\n",
                                        tx_q->len);
                                ret = overlay_options.tx_handle(ports[0],
@@ -1081,7 +1081,7 @@ new_device(int vid)
  * These callback allow devices to be added to the data core when configuration
  * has been fully complete.
  */
-static const struct virtio_net_device_ops virtio_net_device_ops = {
+static const struct vhost_device_ops virtio_net_device_ops = {
        .new_device =  new_device,
        .destroy_device = destroy_device,
 };
@@ -1151,8 +1151,7 @@ print_stats(void)
 }
 
 /**
- * Main function, does initialisation and calls the per-lcore functions. The CUSE
- * device is also registered here to handle the IOCTLs.
+ * Main function, does initialisation and calls the per-lcore functions.
  */
 int
 main(int argc, char *argv[])
@@ -1200,15 +1199,13 @@ main(int argc, char *argv[])
                        MAX_SUP_PORTS);
        }
        /* Create the mbuf pool. */
-       mbuf_pool = rte_mempool_create(
+       mbuf_pool = rte_pktmbuf_pool_create(
                        "MBUF_POOL",
-                       NUM_MBUFS_PER_PORT
-                       * valid_nb_ports,
-                       MBUF_SIZE, MBUF_CACHE_SIZE,
-                       sizeof(struct rte_pktmbuf_pool_private),
-                       rte_pktmbuf_pool_init, NULL,
-                       rte_pktmbuf_init, NULL,
-                       rte_socket_id(), 0);
+                       NUM_MBUFS_PER_PORT * valid_nb_ports,
+                       MBUF_CACHE_SIZE,
+                       0,
+                       MBUF_DATA_SIZE,
+                       rte_socket_id());
        if (mbuf_pool == NULL)
                rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
 
@@ -1251,17 +1248,28 @@ main(int argc, char *argv[])
                rte_eal_remote_launch(switch_worker,
                        mbuf_pool, lcore_id);
        }
-       rte_vhost_feature_disable(1ULL << VIRTIO_NET_F_MRG_RXBUF);
 
-       /* Register CUSE device to handle IOCTLs. */
-       ret = rte_vhost_driver_register((char *)&dev_basename);
+       ret = rte_vhost_driver_register((char *)&dev_basename, 0);
        if (ret != 0)
-               rte_exit(EXIT_FAILURE, "CUSE device setup failure.\n");
+               rte_exit(EXIT_FAILURE, "failed to register vhost driver.\n");
 
-       rte_vhost_driver_callback_register(&virtio_net_device_ops);
+       rte_vhost_driver_disable_features(dev_basename,
+               1ULL << VIRTIO_NET_F_MRG_RXBUF);
 
-       /* Start CUSE session. */
-       rte_vhost_driver_session_start();
+       ret = rte_vhost_driver_callback_register(dev_basename,
+               &virtio_net_device_ops);
+       if (ret != 0) {
+               rte_exit(EXIT_FAILURE,
+                       "failed to register vhost driver callbacks.\n");
+       }
+
+       if (rte_vhost_driver_start(dev_basename) < 0) {
+               rte_exit(EXIT_FAILURE,
+                       "failed to start vhost driver.\n");
+       }
+
+       RTE_LCORE_FOREACH_SLAVE(lcore_id)
+               rte_eal_wait_lcore(lcore_id);
 
        return 0;
 }