ethdev: fix max Rx packet length

[dpdk.git] / drivers / net / qede / qede_rxtx.c

diff --git a/drivers/net/qede/qede_rxtx.c b/drivers/net/qede/qede_rxtx.c
index 35cde56..c226378 100644 (file)
--- a/drivers/net/qede/qede_rxtx.c
+++ b/drivers/net/qede/qede_rxtx.c
@@ -224,7 +224,7 @@ qede_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qid,
        struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
        struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
        struct qede_rx_queue *rxq;
-       uint16_t max_rx_pkt_len;
+       uint16_t max_rx_pktlen;
        uint16_t bufsz;
        int rc;
 
@@ -243,21 +243,21 @@ qede_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qid,
                dev->data->rx_queues[qid] = NULL;
        }
 
-       max_rx_pkt_len = (uint16_t)rxmode->max_rx_pkt_len;
+       max_rx_pktlen = dev->data->mtu + RTE_ETHER_HDR_LEN;
 
        /* Fix up RX buffer size */
        bufsz = (uint16_t)rte_pktmbuf_data_room_size(mp) - RTE_PKTMBUF_HEADROOM;
        /* cache align the mbuf size to simplfy rx_buf_size calculation */
        bufsz = QEDE_FLOOR_TO_CACHE_LINE_SIZE(bufsz);
        if ((rxmode->offloads & DEV_RX_OFFLOAD_SCATTER) ||
-           (max_rx_pkt_len + QEDE_ETH_OVERHEAD) > bufsz) {
+           (max_rx_pktlen + QEDE_ETH_OVERHEAD) > bufsz) {
                if (!dev->data->scattered_rx) {
                        DP_INFO(edev, "Forcing scatter-gather mode\n");
                        dev->data->scattered_rx = 1;
                }
        }
 
-       rc = qede_calc_rx_buf_size(dev, bufsz, max_rx_pkt_len);
+       rc = qede_calc_rx_buf_size(dev, bufsz, max_rx_pktlen);
        if (rc < 0)
                return rc;