X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fnet%2Fvirtio%2Fvirtio_rxtx_simple_neon.c;h=02520fda83a2c8ec09a61e1e5f7e50a6ed151a14;hb=1ee3c4b462810ad8460397d1dfc39dcbd98ebf33;hp=b73867ac7cd4a75d5501d203b7f524fe6c9ca420;hpb=5b56d18d3bbb8badc494dc495f0a725b8775e991;p=dpdk.git

diff --git a/drivers/net/virtio/virtio_rxtx_simple_neon.c b/drivers/net/virtio/virtio_rxtx_simple_neon.c
index b73867ac7c..02520fda83 100644
--- a/drivers/net/virtio/virtio_rxtx_simple_neon.c
+++ b/drivers/net/virtio/virtio_rxtx_simple_neon.c
@@ -12,7 +12,7 @@
 #include <rte_branch_prediction.h>
 #include <rte_cycles.h>
 #include <rte_ether.h>
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
 #include <rte_errno.h>
 #include <rte_memory.h>
 #include <rte_mempool.h>
@@ -36,17 +36,19 @@
  * - nb_pkts < RTE_VIRTIO_DESC_PER_LOOP, just return no packet
  */
 uint16_t
-virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
-	uint16_t nb_pkts)
+virtio_recv_pkts_vec(void *rx_queue,
+		struct rte_mbuf **__rte_restrict rx_pkts,
+		uint16_t nb_pkts)
 {
 	struct virtnet_rx *rxvq = rx_queue;
 	struct virtqueue *vq = rxvq->vq;
 	struct virtio_hw *hw = vq->hw;
-	uint16_t nb_used;
+	uint16_t nb_used, nb_total;
 	uint16_t desc_idx;
 	struct vring_used_elem *rused;
 	struct rte_mbuf **sw_ring;
 	struct rte_mbuf **sw_ring_end;
+	struct rte_mbuf **ref_rx_pkts;
 	uint16_t nb_pkts_received = 0;
 
 	uint8x16_t shuf_msk1 = {
@@ -70,8 +72,8 @@ virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 	 */
 	uint16x8_t len_adjust = {
 		0, 0,
-		(uint16_t)vq->hw->vtnet_hdr_size, 0,
-		(uint16_t)vq->hw->vtnet_hdr_size,
+		(uint16_t)hw->vtnet_hdr_size, 0,
+		(uint16_t)hw->vtnet_hdr_size,
 		0,
 		0, 0
 	};
@@ -82,9 +84,8 @@ virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 	if (unlikely(nb_pkts < RTE_VIRTIO_DESC_PER_LOOP))
 		return 0;
 
-	nb_used = VIRTQUEUE_NUSED(vq);
-
-	rte_rmb();
+	/* virtqueue_nused has a load-acquire or rte_cio_rmb inside */
+	nb_used = virtqueue_nused(vq);
 
 	if (unlikely(nb_used == 0))
 		return 0;
@@ -93,7 +94,7 @@ virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 	nb_used = RTE_MIN(nb_used, nb_pkts);
 
 	desc_idx = (uint16_t)(vq->vq_used_cons_idx & (vq->vq_nentries - 1));
-	rused = &vq->vq_ring.used->ring[desc_idx];
+	rused = &vq->vq_split.ring.used->ring[desc_idx];
 	sw_ring  = &vq->sw_ring[desc_idx];
 	sw_ring_end = &vq->sw_ring[vq->vq_nentries];
 
@@ -105,8 +106,10 @@ virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 			virtqueue_notify(vq);
 	}
 
+	nb_total = nb_used;
+	ref_rx_pkts = rx_pkts;
 	for (nb_pkts_received = 0;
-		nb_pkts_received < nb_used;) {
+		nb_pkts_received < nb_total;) {
 		uint64x2_t desc[RTE_VIRTIO_DESC_PER_LOOP / 2];
 		uint64x2_t mbp[RTE_VIRTIO_DESC_PER_LOOP / 2];
 		uint64x2_t pkt_mb[RTE_VIRTIO_DESC_PER_LOOP];
@@ -204,5 +207,8 @@ virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 	vq->vq_used_cons_idx += nb_pkts_received;
 	vq->vq_free_cnt += nb_pkts_received;
 	rxvq->stats.packets += nb_pkts_received;
+	for (nb_used = 0; nb_used < nb_pkts_received; nb_used++)
+		virtio_update_packet_stats(&rxvq->stats, ref_rx_pkts[nb_used]);
+
 	return nb_pkts_received;
 }