New upstream version 16.11.5

[deb_dpdk.git] / drivers / net / virtio / virtio_rxtx.c

diff --git a/drivers/net/virtio/virtio_rxtx.c b/drivers/net/virtio/virtio_rxtx.c
index 43fac63..c2fe9eb 100644 (file)
--- a/drivers/net/virtio/virtio_rxtx.c
+++ b/drivers/net/virtio/virtio_rxtx.c
@@ -61,6 +61,7 @@
 #include "virtio_pci.h"
 #include "virtqueue.h"
 #include "virtio_rxtx.h"
+#include "virtio_rxtx_simple.h"
 
 #ifdef RTE_LIBRTE_VIRTIO_DEBUG_DUMP
 #define VIRTIO_DUMP_PACKET(m, len) rte_pktmbuf_dump(stdout, m, len)
@@ -458,6 +459,8 @@ virtio_dev_rx_queue_setup_finish(struct rte_eth_dev *dev, uint16_t queue_idx)
                        vq->vq_ring.desc[desc_idx].flags =
                                VRING_DESC_F_WRITE;
                }
+
+               virtio_rxq_vec_setup(rxvq);
        }
 
        memset(&rxvq->fake_mbuf, 0, sizeof(rxvq->fake_mbuf));
@@ -467,30 +470,31 @@ virtio_dev_rx_queue_setup_finish(struct rte_eth_dev *dev, uint16_t queue_idx)
                        &rxvq->fake_mbuf;
        }
 
-       while (!virtqueue_full(vq)) {
-               m = rte_mbuf_raw_alloc(rxvq->mpool);
-               if (m == NULL)
-                       break;
+       if (hw->use_simple_rxtx) {
+               while (vq->vq_free_cnt >= RTE_VIRTIO_VPMD_RX_REARM_THRESH) {
+                       virtio_rxq_rearm_vec(rxvq);
+                       nbufs += RTE_VIRTIO_VPMD_RX_REARM_THRESH;
+               }
+       } else {
+               while (!virtqueue_full(vq)) {
+                       m = rte_mbuf_raw_alloc(rxvq->mpool);
+                       if (m == NULL)
+                               break;
 
-               /* Enqueue allocated buffers */
-               if (hw->use_simple_rxtx)
-                       error = virtqueue_enqueue_recv_refill_simple(vq, m);
-               else
+                       /* Enqueue allocated buffers */
                        error = virtqueue_enqueue_recv_refill(vq, m);
-
-               if (error) {
-                       rte_pktmbuf_free(m);
-                       break;
+                       if (error) {
+                               rte_pktmbuf_free(m);
+                               break;
+                       }
+                       nbufs++;
                }
-               nbufs++;
-       }
 
-       vq_update_avail_idx(vq);
+               vq_update_avail_idx(vq);
+       }
 
        PMD_INIT_LOG(DEBUG, "Allocated %d bufs", nbufs);
 
-       virtio_rxq_vec_setup(rxvq);
-
        VIRTQUEUE_DUMP(vq);
 
        return 0;
@@ -506,7 +510,7 @@ virtio_update_rxtx_handler(struct rte_eth_dev *dev,
 #if defined RTE_ARCH_X86
        if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_SSE3))
                use_simple_rxtx = 1;
-#elif defined RTE_ARCH_ARM64 || defined CONFIG_RTE_ARCH_ARM
+#elif defined RTE_ARCH_ARM64 || defined RTE_ARCH_ARM
        if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_NEON))
                use_simple_rxtx = 1;
 #endif