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net/enic: check max SIMD bitwidth
[dpdk.git]
/
drivers
/
net
/
virtio
/
virtio_rxtx_simple_neon.c
diff --git
a/drivers/net/virtio/virtio_rxtx_simple_neon.c
b/drivers/net/virtio/virtio_rxtx_simple_neon.c
index
714ff19
..
12e034d
100644
(file)
--- 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_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>
#include <rte_errno.h>
#include <rte_memory.h>
#include <rte_mempool.h>
@@
-24,9
+24,7
@@
#include "virtio_rxtx_simple.h"
#include "virtio_rxtx_simple.h"
-#define RTE_VIRTIO_VPMD_RX_BURST 32
#define RTE_VIRTIO_DESC_PER_LOOP 8
#define RTE_VIRTIO_DESC_PER_LOOP 8
-#define RTE_VIRTIO_VPMD_RX_REARM_THRESH RTE_VIRTIO_VPMD_RX_BURST
/* virtio vPMD receive routine, only accept(nb_pkts >= RTE_VIRTIO_DESC_PER_LOOP)
*
/* virtio vPMD receive routine, only accept(nb_pkts >= RTE_VIRTIO_DESC_PER_LOOP)
*
@@
-38,17
+36,19
@@
* - nb_pkts < RTE_VIRTIO_DESC_PER_LOOP, just return no packet
*/
uint16_t
* - 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;
{
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;
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 = {
uint16_t nb_pkts_received = 0;
uint8x16_t shuf_msk1 = {
@@
-72,8
+72,8
@@
virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
*/
uint16x8_t len_adjust = {
0, 0,
*/
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
};
0,
0, 0
};
@@
-84,9
+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;
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_io_rmb inside */
+ nb_used = virtqueue_nused(vq);
if (unlikely(nb_used == 0))
return 0;
if (unlikely(nb_used == 0))
return 0;
@@
-95,7
+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));
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];
sw_ring = &vq->sw_ring[desc_idx];
sw_ring_end = &vq->sw_ring[vq->vq_nentries];
@@
-107,8
+106,10
@@
virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
virtqueue_notify(vq);
}
virtqueue_notify(vq);
}
+ nb_total = nb_used;
+ ref_rx_pkts = rx_pkts;
for (nb_pkts_received = 0;
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];
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];
@@
-206,5
+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;
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;
}
return nb_pkts_received;
}