diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index b8fbe266ab68..638e55435b04 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -3192,11 +3192,11 @@ static u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) rc |= XMIT_CSUM_TCP; if (skb_is_gso_v6(skb)) { - rc |= (XMIT_GSO_V6 | XMIT_CSUM_TCP | XMIT_CSUM_V6); + rc |= (XMIT_GSO_V6 | XMIT_CSUM_TCP); if (rc & XMIT_CSUM_ENC) rc |= XMIT_GSO_ENC_V6; } else if (skb_is_gso(skb)) { - rc |= (XMIT_GSO_V4 | XMIT_CSUM_V4 | XMIT_CSUM_TCP); + rc |= (XMIT_GSO_V4 | XMIT_CSUM_TCP); if (rc & XMIT_CSUM_ENC) rc |= XMIT_GSO_ENC_V4; } @@ -3313,6 +3313,7 @@ static void bnx2x_set_pbd_gso_e2(struct sk_buff *skb, u32 *parsing_data, */ static void bnx2x_set_pbd_gso(struct sk_buff *skb, struct eth_tx_parse_bd_e1x *pbd, + struct eth_tx_start_bd *tx_start_bd, u32 xmit_type) { pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); @@ -3326,11 +3327,14 @@ static void bnx2x_set_pbd_gso(struct sk_buff *skb, ip_hdr(skb)->daddr, 0, IPPROTO_TCP, 0)); - } else + /* GSO on 57710/57711 needs FW to calculate IP checksum */ + tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IP_CSUM; + } else { pbd->tcp_pseudo_csum = bswab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, &ipv6_hdr(skb)->daddr, 0, IPPROTO_TCP, 0)); + } pbd->global_data |= cpu_to_le16(ETH_TX_PARSE_BD_E1X_PSEUDO_CS_WITHOUT_LEN); @@ -3479,19 +3483,18 @@ static void bnx2x_update_pbds_gso_enc(struct sk_buff *skb, { u16 hlen_w = 0; u8 outerip_off, outerip_len = 0; + /* from outer IP to transport */ hlen_w = (skb_inner_transport_header(skb) - skb_network_header(skb)) >> 1; /* transport len */ - if (xmit_type & XMIT_CSUM_TCP) - hlen_w += inner_tcp_hdrlen(skb) >> 1; - else - hlen_w += sizeof(struct udphdr) >> 1; + hlen_w += inner_tcp_hdrlen(skb) >> 1; pbd2->fw_ip_hdr_to_payload_w = hlen_w; - if (xmit_type & XMIT_CSUM_ENC_V4) { + /* outer IP header info */ + if (xmit_type & XMIT_CSUM_V4) { struct iphdr *iph = ip_hdr(skb); pbd2->fw_ip_csum_wo_len_flags_frag = bswab16(csum_fold((~iph->check) - @@ -3814,7 +3817,7 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) bnx2x_set_pbd_gso_e2(skb, &pbd_e2_parsing_data, xmit_type); else - bnx2x_set_pbd_gso(skb, pbd_e1x, xmit_type); + bnx2x_set_pbd_gso(skb, pbd_e1x, first_bd, xmit_type); } /* Set the PBD's parsing_data field if not zero |