dpdk: remove support for dpdk 16.04

This also removes old DPDK vhost-user code which doesn't help
much with DPDK 16.07 or newer.

Change-Id: Ic996df1eaccc33acd3fa6cabeaf7381a672c2a90
Signed-off-by: Damjan Marion <damarion@cisco.com>

1 files changed, 0 insertions, 64 deletions

diff --git a/vnet/vnet/devices/dpdk/node.c b/vnet/vnet/devices/dpdk/node.c
index d1db5e23165..a58c8d51917 100644
--- a/vnet/vnet/devices/dpdk/node.c
+++ b/vnet/vnet/devices/dpdk/node.c
@@ -303,70 +303,6 @@ dpdk_rx_burst (dpdk_main_t * dm, dpdk_device_t * xd, u16 queue_id)
 	    break;
 	}
     }
-#if DPDK_VHOST_USER
-  else if (xd->flags & DPDK_DEVICE_FLAG_VHOST_USER)
-    {
-      vlib_main_t *vm = vlib_get_main ();
-      vlib_buffer_main_t *bm = vm->buffer_main;
-      unsigned socket_id = rte_socket_id ();
-      u32 offset = 0;
-
-      offset = queue_id * VIRTIO_QNUM;
-
-      struct vhost_virtqueue *vq =
-	xd->vu_vhost_dev.virtqueue[offset + VIRTIO_TXQ];
-
-      if (PREDICT_FALSE (!vq->enabled))
-	return 0;
-
-      struct rte_mbuf **pkts = xd->rx_vectors[queue_id];
-      while (n_left)
-	{
-	  n_this_chunk = rte_vhost_dequeue_burst (&xd->vu_vhost_dev,
-						  offset + VIRTIO_TXQ,
-						  bm->pktmbuf_pools
-						  [socket_id],
-						  pkts + n_buffers, n_left);
-	  n_buffers += n_this_chunk;
-	  n_left -= n_this_chunk;
-	  if (n_this_chunk == 0)
-	    break;
-	}
-
-      int i;
-      u32 bytes = 0;
-      for (i = 0; i < n_buffers; i++)
-	{
-	  struct rte_mbuf *buff = pkts[i];
-	  bytes += rte_pktmbuf_data_len (buff);
-	}
-
-      f64 now = vlib_time_now (vm);
-
-      dpdk_vu_vring *vring = NULL;
-      /* send pending interrupts if needed */
-      if (dpdk_vhost_user_want_interrupt (xd, offset + VIRTIO_TXQ))
-	{
-	  vring = &(xd->vu_intf->vrings[offset + VIRTIO_TXQ]);
-	  vring->n_since_last_int += n_buffers;
-
-	  if ((vring->n_since_last_int && (vring->int_deadline < now))
-	      || (vring->n_since_last_int > dm->conf->vhost_coalesce_frames))
-	    dpdk_vhost_user_send_interrupt (vm, xd, offset + VIRTIO_TXQ);
-	}
-
-      vring = &(xd->vu_intf->vrings[offset + VIRTIO_RXQ]);
-      vring->packets += n_buffers;
-      vring->bytes += bytes;
-
-      if (dpdk_vhost_user_want_interrupt (xd, offset + VIRTIO_RXQ))
-	{
-	  if (vring->n_since_last_int && (vring->int_deadline < now))
-	    dpdk_vhost_user_send_interrupt (vm, xd, offset + VIRTIO_RXQ);
-	}
-
-    }
-#endif
   else
     {
       ASSERT (0);