From: Xiaoyu Min <jack...@nvidia.com>

Add support of shared rxq.
If shared rxq is enabled, filter packet by stream according
to mbuf->port value and then fwd it in stream basis (as before).

If shared rxq is not enabled, just fwd it as usual in stream basis.

Signed-off-by: Xiaoyu Min <jack...@nvidia.com>
---
 app/test-pmd/macfwd.c | 27 ++++++++++-----------------
 1 file changed, 10 insertions(+), 17 deletions(-)

diff --git a/app/test-pmd/macfwd.c b/app/test-pmd/macfwd.c
index 0568ea794d..75fbea16d4 100644
--- a/app/test-pmd/macfwd.c
+++ b/app/test-pmd/macfwd.c
@@ -44,32 +44,18 @@
  * before forwarding them.
  */
 static void
-pkt_burst_mac_forward(struct fwd_stream *fs)
+mac_forward_stream(struct fwd_stream *fs, uint16_t nb_rx,
+               struct rte_mbuf **pkts_burst)
 {
-       struct rte_mbuf  *pkts_burst[MAX_PKT_BURST];
        struct rte_port  *txp;
        struct rte_mbuf  *mb;
        struct rte_ether_hdr *eth_hdr;
        uint32_t retry;
-       uint16_t nb_rx;
        uint16_t nb_tx;
        uint16_t i;
        uint64_t ol_flags = 0;
        uint64_t tx_offloads;
-       uint64_t start_tsc = 0;
-
-       get_start_cycles(&start_tsc);
-
-       /*
-        * Receive a burst of packets and forward them.
-        */
-       nb_rx = rte_eth_rx_burst(fs->rx_port, fs->rx_queue, pkts_burst,
-                                nb_pkt_per_burst);
-       inc_rx_burst_stats(fs, nb_rx);
-       if (unlikely(nb_rx == 0))
-               return;
 
-       fs->rx_packets += nb_rx;
        txp = &ports[fs->tx_port];
        tx_offloads = txp->dev_conf.txmode.offloads;
        if (tx_offloads & DEV_TX_OFFLOAD_VLAN_INSERT)
@@ -116,8 +102,15 @@ pkt_burst_mac_forward(struct fwd_stream *fs)
                        rte_pktmbuf_free(pkts_burst[nb_tx]);
                } while (++nb_tx < nb_rx);
        }
+}
 
-       get_end_cycles(fs, start_tsc);
+/*
+ * Wrapper of real fwd engine.
+ */
+static void
+pkt_burst_mac_forward(struct fwd_stream *fs)
+{
+       return do_burst_fwd(fs, mac_forward_stream);
 }
 
 struct fwd_engine mac_fwd_engine = {
-- 
2.25.1

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