diff options
Diffstat (limited to 'drivers/net/nfp')
| -rw-r--r-- | drivers/net/nfp/nfp_net.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/net/nfp/nfp_net.c b/drivers/net/nfp/nfp_net.c index 74453204..1f42dac8 100644 --- a/drivers/net/nfp/nfp_net.c +++ b/drivers/net/nfp/nfp_net.c @@ -517,12 +517,10 @@ nfp_net_configure(struct rte_eth_dev *dev) new_ctrl |= NFP_NET_CFG_CTRL_TXVLAN; if (rxmode->jumbo_frame) - /* this is handled in rte_eth_dev_configure */ + hw->mtu = rxmode->max_rx_pkt_len; - if (rxmode->hw_strip_crc) { - PMD_INIT_LOG(INFO, "strip CRC not supported\n"); - return -EINVAL; - } + if (!rxmode->hw_strip_crc) + PMD_INIT_LOG(INFO, "HW does strip CRC and it is not configurable\n"); if (rxmode->enable_scatter) { PMD_INIT_LOG(INFO, "Scatter not supported\n"); @@ -1012,7 +1010,7 @@ nfp_net_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) dev_info->max_rx_queues = (uint16_t)hw->max_rx_queues; dev_info->max_tx_queues = (uint16_t)hw->max_tx_queues; dev_info->min_rx_bufsize = ETHER_MIN_MTU; - dev_info->max_rx_pktlen = hw->mtu; + dev_info->max_rx_pktlen = hw->max_mtu; /* Next should change when PF support is implemented */ dev_info->max_mac_addrs = 1; @@ -1240,6 +1238,13 @@ nfp_net_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu) if ((mtu < ETHER_MIN_MTU) || ((uint32_t)mtu > hw->max_mtu)) return -EINVAL; + /* mtu setting is forbidden if port is started */ + if (dev->data->dev_started) { + PMD_DRV_LOG(ERR, "port %d must be stopped before configuration", + dev->data->port_id); + return -EBUSY; + } + /* switch to jumbo mode if needed */ if ((uint32_t)mtu > ETHER_MAX_LEN) dev->data->dev_conf.rxmode.jumbo_frame = 1; @@ -2390,7 +2395,7 @@ nfp_net_init(struct rte_eth_dev *eth_dev) hw->ver = nn_cfg_readl(hw, NFP_NET_CFG_VERSION); hw->cap = nn_cfg_readl(hw, NFP_NET_CFG_CAP); hw->max_mtu = nn_cfg_readl(hw, NFP_NET_CFG_MAX_MTU); - hw->mtu = hw->max_mtu; + hw->mtu = ETHER_MTU; if (NFD_CFG_MAJOR_VERSION_of(hw->ver) < 2) hw->rx_offset = NFP_NET_RX_OFFSET; |