diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qede/qede_main.c')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qede/qede_main.c | 71 |
1 files changed, 66 insertions, 5 deletions
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index 343038ca047d..0e483afc2b87 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -171,10 +171,14 @@ static struct pci_driver qede_pci_driver = { #endif }; -static void qede_force_mac(void *dev, u8 *mac) +static void qede_force_mac(void *dev, u8 *mac, bool forced) { struct qede_dev *edev = dev; + /* MAC hints take effect only if we haven't set one already */ + if (is_valid_ether_addr(edev->ndev->dev_addr) && !forced) + return; + ether_addr_copy(edev->ndev->dev_addr, mac); ether_addr_copy(edev->primary_mac, mac); } @@ -396,8 +400,19 @@ static u32 qede_xmit_type(struct qede_dev *edev, (ipv6_hdr(skb)->nexthdr == NEXTHDR_IPV6)) *ipv6_ext = 1; - if (skb->encapsulation) + if (skb->encapsulation) { rc |= XMIT_ENC; + if (skb_is_gso(skb)) { + unsigned short gso_type = skb_shinfo(skb)->gso_type; + + if ((gso_type & SKB_GSO_UDP_TUNNEL_CSUM) || + (gso_type & SKB_GSO_GRE_CSUM)) + rc |= XMIT_ENC_GSO_L4_CSUM; + + rc |= XMIT_LSO; + return rc; + } + } if (skb_is_gso(skb)) rc |= XMIT_LSO; @@ -633,6 +648,12 @@ static netdev_tx_t qede_start_xmit(struct sk_buff *skb, if (unlikely(xmit_type & XMIT_ENC)) { first_bd->data.bd_flags.bitfields |= 1 << ETH_TX_1ST_BD_FLAGS_TUNN_IP_CSUM_SHIFT; + + if (xmit_type & XMIT_ENC_GSO_L4_CSUM) { + u8 tmp = ETH_TX_1ST_BD_FLAGS_TUNN_L4_CSUM_SHIFT; + + first_bd->data.bd_flags.bitfields |= 1 << tmp; + } hlen = qede_get_skb_hlen(skb, true); } else { first_bd->data.bd_flags.bitfields |= @@ -2219,6 +2240,40 @@ static void qede_udp_tunnel_del(struct net_device *dev, schedule_delayed_work(&edev->sp_task, 0); } +/* 8B udp header + 8B base tunnel header + 32B option length */ +#define QEDE_MAX_TUN_HDR_LEN 48 + +static netdev_features_t qede_features_check(struct sk_buff *skb, + struct net_device *dev, + netdev_features_t features) +{ + if (skb->encapsulation) { + u8 l4_proto = 0; + + switch (vlan_get_protocol(skb)) { + case htons(ETH_P_IP): + l4_proto = ip_hdr(skb)->protocol; + break; + case htons(ETH_P_IPV6): + l4_proto = ipv6_hdr(skb)->nexthdr; + break; + default: + return features; + } + + /* Disable offloads for geneve tunnels, as HW can't parse + * the geneve header which has option length greater than 32B. + */ + if ((l4_proto == IPPROTO_UDP) && + ((skb_inner_mac_header(skb) - + skb_transport_header(skb)) > QEDE_MAX_TUN_HDR_LEN)) + return features & ~(NETIF_F_CSUM_MASK | + NETIF_F_GSO_MASK); + } + + return features; +} + static const struct net_device_ops qede_netdev_ops = { .ndo_open = qede_open, .ndo_stop = qede_close, @@ -2243,6 +2298,7 @@ static const struct net_device_ops qede_netdev_ops = { #endif .ndo_udp_tunnel_add = qede_udp_tunnel_add, .ndo_udp_tunnel_del = qede_udp_tunnel_del, + .ndo_features_check = qede_features_check, }; /* ------------------------------------------------------------------------- @@ -2309,6 +2365,8 @@ static void qede_init_ndev(struct qede_dev *edev) qede_set_ethtool_ops(ndev); + ndev->priv_flags = IFF_UNICAST_FLT; + /* user-changeble features */ hw_features = NETIF_F_GRO | NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | @@ -2316,11 +2374,14 @@ static void qede_init_ndev(struct qede_dev *edev) /* Encap features*/ hw_features |= NETIF_F_GSO_GRE | NETIF_F_GSO_UDP_TUNNEL | - NETIF_F_TSO_ECN; + NETIF_F_TSO_ECN | NETIF_F_GSO_UDP_TUNNEL_CSUM | + NETIF_F_GSO_GRE_CSUM; ndev->hw_enc_features = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO_ECN | NETIF_F_TSO6 | NETIF_F_GSO_GRE | - NETIF_F_GSO_UDP_TUNNEL | NETIF_F_RXCSUM; + NETIF_F_GSO_UDP_TUNNEL | NETIF_F_RXCSUM | + NETIF_F_GSO_UDP_TUNNEL_CSUM | + NETIF_F_GSO_GRE_CSUM; ndev->vlan_features = hw_features | NETIF_F_RXHASH | NETIF_F_RXCSUM | NETIF_F_HIGHDMA; @@ -3878,7 +3939,7 @@ static void qede_config_rx_mode(struct net_device *ndev) /* Check for promiscuous */ if ((ndev->flags & IFF_PROMISC) || - (uc_count > 15)) { /* @@@TBD resource allocation - 1 */ + (uc_count > edev->dev_info.num_mac_filters - 1)) { accept_flags = QED_FILTER_RX_MODE_TYPE_PROMISC; } else { /* Add MAC filters according to the unicast secondary macs */ |