net/sfc: support Tx preparation in EFX datapath

[dpdk.git] / drivers / net / sfc / sfc_tx.c

diff --git a/drivers/net/sfc/sfc_tx.c b/drivers/net/sfc/sfc_tx.c
index 4b1f94c..16fd220 100644 (file)
--- a/drivers/net/sfc/sfc_tx.c
+++ b/drivers/net/sfc/sfc_tx.c
@@ -697,6 +697,25 @@ sfc_efx_tx_maybe_insert_tag(struct sfc_efx_txq *txq, struct rte_mbuf *m,
        return 1;
 }
 
+static uint16_t
+sfc_efx_prepare_pkts(__rte_unused void *tx_queue, struct rte_mbuf **tx_pkts,
+                    uint16_t nb_pkts)
+{
+       uint16_t i;
+
+       for (i = 0; i < nb_pkts; i++) {
+               int ret;
+
+               ret = sfc_dp_tx_prepare_pkt(tx_pkts[i]);
+               if (unlikely(ret != 0)) {
+                       rte_errno = ret;
+                       break;
+               }
+       }
+
+       return i;
+}
+
 static uint16_t
 sfc_efx_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
 {
@@ -1122,5 +1141,6 @@ struct sfc_dp_tx sfc_efx_tx = {
        .qstop                  = sfc_efx_tx_qstop,
        .qreap                  = sfc_efx_tx_qreap,
        .qdesc_status           = sfc_efx_tx_qdesc_status,
+       .pkt_prepare            = sfc_efx_prepare_pkts,
        .pkt_burst              = sfc_efx_xmit_pkts,
 };