net/virtio: cleanup conditional compilation

[dpdk.git] / drivers / net / virtio / virtio_rxtx_simple.c

diff --git a/drivers/net/virtio/virtio_rxtx_simple.c b/drivers/net/virtio/virtio_rxtx_simple.c
index 6517aa8..b7f460d 100644 (file)
--- a/drivers/net/virtio/virtio_rxtx_simple.c
+++ b/drivers/net/virtio/virtio_rxtx_simple.c
@@ -37,8 +37,6 @@
 #include <string.h>
 #include <errno.h>
 
-#include <tmmintrin.h>
-
 #include <rte_cycles.h>
 #include <rte_memory.h>
 #include <rte_memzone.h>
@@ -132,6 +130,10 @@ virtio_rxq_rearm_vec(struct virtnet_rx *rxvq)
        vq_update_avail_idx(vq);
 }
 
+#ifdef RTE_MACHINE_CPUFLAG_SSSE3
+
+#include <tmmintrin.h>
+
 /* virtio vPMD receive routine, only accept(nb_pkts >= RTE_VIRTIO_DESC_PER_LOOP)
  *
  * This routine is for non-mergeable RX, one desc for each guest buffer.
@@ -200,7 +202,7 @@ virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
        sw_ring  = &vq->sw_ring[desc_idx];
        sw_ring_end = &vq->sw_ring[vq->vq_nentries];
 
-       _mm_prefetch((const void *)rused, _MM_HINT_T0);
+       rte_prefetch0(rused);
 
        if (vq->vq_free_cnt >= RTE_VIRTIO_VPMD_RX_REARM_THRESH) {
                virtio_rxq_rearm_vec(rxvq);
@@ -294,6 +296,8 @@ virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
        return nb_pkts_received;
 }
 
+#endif
+
 #define VIRTIO_TX_FREE_THRESH 32
 #define VIRTIO_TX_MAX_FREE_BUF_SZ 32
 #define VIRTIO_TX_FREE_NR 32