From patchwork Fri Mar 22 01:38:24 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Kravkov X-Patchwork-Id: 229865 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id D4AD92C00C9 for ; Fri, 22 Mar 2013 12:38:34 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753253Ab3CVBib (ORCPT ); Thu, 21 Mar 2013 21:38:31 -0400 Received: from mms2.broadcom.com ([216.31.210.18]:4146 "EHLO mms2.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751773Ab3CVBia (ORCPT ); Thu, 21 Mar 2013 21:38:30 -0400 Received: from [10.9.208.57] by mms2.broadcom.com with ESMTP (Broadcom SMTP Relay (Email Firewall v6.5)); Thu, 21 Mar 2013 18:34:06 -0700 X-Server-Uuid: 4500596E-606A-40F9-852D-14843D8201B2 Received: from IRVEXCHSMTP2.corp.ad.broadcom.com (10.9.207.52) by IRVEXCHCAS08.corp.ad.broadcom.com (10.9.208.57) with Microsoft SMTP Server (TLS) id 14.1.438.0; Thu, 21 Mar 2013 18:38:25 -0700 Received: from mail-irva-13.broadcom.com (10.10.10.20) by IRVEXCHSMTP2.corp.ad.broadcom.com (10.9.207.52) with Microsoft SMTP Server id 14.1.438.0; Thu, 21 Mar 2013 18:38:25 -0700 Received: from lb-tlvb-dmitry.broadcom.com ( lb-tlvb-dmitry.il.broadcom.com [10.185.7.55]) by mail-irva-13.broadcom.com (Postfix) with ESMTP id 6A8D13928A; Thu, 21 Mar 2013 18:38:23 -0700 (PDT) From: "Dmitry Kravkov" To: davem@davemloft.net, netdev@vger.kernel.org cc: "Dmitry Kravkov" , "Eilon Greenstein" , "Ariel Elior" , "Maciej Zenczykowski" , "Jesse Gross" Subject: [PATCH net-next] bnx2x: increase inner ip id during encapsulated tso Date: Fri, 22 Mar 2013 03:38:24 +0200 Message-ID: <1363916305-15690-1-git-send-email-dmitry@broadcom.com> X-Mailer: git-send-email 1.7.7.2 MIME-Version: 1.0 X-WSS-ID: 7D556A843A0781252-01-01 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org 57712/578xx devices during handling of encapsulated TSO can properly increase ip id for only one ip header. The patch selects inner header to be increased. Signed-off-by: Dmitry Kravkov CC: Eilon Greenstein CC: Ariel Elior CC: Maciej Zenczykowski CC: Jesse Gross Reported-by: Eric Dumazet Tested-by: Eric Dumazet --- tested over 1bc277f79 --- drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | 22 ++++++++++------------ drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 1 + drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c | 2 ++ drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h | 3 ++- 4 files changed, 15 insertions(+), 13 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 3f5cd7c..352e58e 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -3464,30 +3464,28 @@ static void bnx2x_update_pbds_gso_enc(struct sk_buff *skb, u16 *global_data, u32 xmit_type) { - u16 inner_hlen_w = 0; + u16 hlen_w = 0; u8 outerip_off, outerip_len = 0; - - /* IP len */ - inner_hlen_w = (skb_inner_transport_header(skb) - - skb_inner_network_header(skb)) >> 1; + /* 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) - inner_hlen_w += inner_tcp_hdrlen(skb) >> 1; + hlen_w += inner_tcp_hdrlen(skb) >> 1; else - inner_hlen_w += sizeof(struct udphdr) >> 1; + hlen_w += sizeof(struct udphdr) >> 1; - pbd2->fw_ip_hdr_to_payload_w = inner_hlen_w; + pbd2->fw_ip_hdr_to_payload_w = hlen_w; if (xmit_type & XMIT_CSUM_ENC_V4) { - struct iphdr *iph = inner_ip_hdr(skb); - + struct iphdr *iph = ip_hdr(skb); pbd2->fw_ip_csum_wo_len_flags_frag = bswab16(csum_fold((~iph->check) - iph->tot_len - iph->frag_off)); } else { pbd2->fw_ip_hdr_to_payload_w = - inner_hlen_w - ((sizeof(struct ipv6hdr)) >> 1); + hlen_w - ((sizeof(struct ipv6hdr)) >> 1); } pbd2->tcp_send_seq = bswab32(inner_tcp_hdr(skb)->seq); @@ -3495,7 +3493,7 @@ static void bnx2x_update_pbds_gso_enc(struct sk_buff *skb, pbd2->tcp_flags = pbd_tcp_flags(inner_tcp_hdr(skb)); if (xmit_type & XMIT_GSO_V4) { - pbd2->hw_ip_id = bswab16(ip_hdr(skb)->id); + pbd2->hw_ip_id = bswab16(inner_ip_hdr(skb)->id); pbd_e2->data.tunnel_data.pseudo_csum = bswab16(~csum_tcpudp_magic( diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 10b0748..2c6a2a6 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -2962,6 +2962,7 @@ static unsigned long bnx2x_get_common_flags(struct bnx2x *bp, __set_bit(BNX2X_Q_FLG_ZERO_STATS, &flags); __set_bit(BNX2X_Q_FLG_PCSUM_ON_PKT, &flags); + __set_bit(BNX2X_Q_FLG_TUN_INC_INNER_IP_ID, &flags); #ifdef BNX2X_STOP_ON_ERROR __set_bit(BNX2X_Q_FLG_TX_SEC, &flags); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c index 5bdc1d6..32a9609 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c @@ -4432,6 +4432,8 @@ static void bnx2x_q_fill_init_tx_data(struct bnx2x_queue_sp_obj *o, tx_data->force_default_pri_flg = test_bit(BNX2X_Q_FLG_FORCE_DEFAULT_PRI, flags); + tx_data->tunnel_lso_inc_ip_id = + test_bit(BNX2X_Q_FLG_TUN_INC_INNER_IP_ID, flags); tx_data->tunnel_non_lso_pcsum_location = test_bit(BNX2X_Q_FLG_PCSUM_ON_PKT, flags) ? PCSUM_ON_PKT : PCSUM_ON_BD; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h index 35479da..43c00bc 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h @@ -828,7 +828,8 @@ enum { BNX2X_Q_FLG_ANTI_SPOOF, BNX2X_Q_FLG_SILENT_VLAN_REM, BNX2X_Q_FLG_FORCE_DEFAULT_PRI, - BNX2X_Q_FLG_PCSUM_ON_PKT + BNX2X_Q_FLG_PCSUM_ON_PKT, + BNX2X_Q_FLG_TUN_INC_INNER_IP_ID }; /* Queue type options: queue type may be a compination of below. */