AuxXxilium/linux_dsm_epyc7002
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bnx2x: increase inner ip id during encapsulated tso

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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 <dmitry@broadcom.com>
CC: Eilon Greenstein <eilong@broadcom.com>
CC: Ariel Elior <ariele@broadcom.com>
CC: Maciej Zenczykowski <maze@google.com>
CC: Jesse Gross <jesse@nicira.com>
Reported-by: Eric Dumazet <edumazet@google.com>
Tested-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dmitry Kravkov 2013-03-21 15:38:24 +00:00 committed by David S. Miller
parent 9d0ca6ed6f
commit e287a75c68
4 changed files with 15 additions and 13 deletions
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22
drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
View File

@ -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(

1
drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
View File

@ -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);

2
drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
View File

@ -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;

3
drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h
View File

@ -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. */