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[BNX2X]: Fix Xmit bugs

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Several endianity corrections in start_xmit()

Fixed TSO bug where packets were missing the TCP flags.

Signed-off-by: Eliezer Tamir <eliezert@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eliezer Tamir 2008-02-28 11:57:55 -08:00 committed by David S. Miller
parent e8717a4726
commit 96fc178400
2 changed files with 10 additions and 5 deletions
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12
drivers/net/bnx2x.c
View File

@ -9269,7 +9269,7 @@ static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* for now NS flag is not used in Linux */
pbd->global_data = (len |
((skb->protocol == ETH_P_8021Q) <<
((skb->protocol == ntohs(ETH_P_8021Q)) <<
ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT));
pbd->ip_hlen = ip_hdrlen(skb) / 2;
pbd->total_hlen = cpu_to_le16(len + pbd->ip_hlen);
@ -9278,7 +9278,7 @@ static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
tx_bd->bd_flags.as_bitfield |=
ETH_TX_BD_FLAGS_TCP_CSUM;
pbd->tcp_flags = htonl(tcp_flag_word(skb)) & 0xFFFF;
pbd->tcp_flags = pbd_tcp_flags(skb);
pbd->total_hlen += cpu_to_le16(tcp_hdrlen(skb) / 2);
pbd->tcp_pseudo_csum = swab16(th->check);
@ -9322,7 +9322,7 @@ static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
if (skb_shinfo(skb)->gso_size &&
(skb->len > (bp->dev->mtu + ETH_HLEN))) {
int hlen = 2 * le32_to_cpu(pbd->total_hlen);
int hlen = 2 * le16_to_cpu(pbd->total_hlen);
DP(NETIF_MSG_TX_QUEUED,
"TSO packet len %d hlen %d total len %d tso size %d\n",
@ -9439,9 +9439,11 @@ static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %u bd %d\n", nbd, bd_prod);
fp->hw_tx_prods->bds_prod += cpu_to_le16(nbd);
fp->hw_tx_prods->bds_prod =
cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + nbd);
mb(); /* FW restriction: must not reorder writing nbd and packets */
fp->hw_tx_prods->packets_prod += cpu_to_le32(1);
fp->hw_tx_prods->packets_prod =
cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1);
DOORBELL(bp, fp_index, 0);
mmiowb();

3
drivers/net/bnx2x.h
View File

@ -869,6 +869,9 @@ struct bnx2x {
#define PCICFG_LINK_SPEED_SHIFT 16
#define BMAC_CONTROL_RX_ENABLE 2
#define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
/* stuff added to make the code fit 80Col */
#define TPA_TYPE_START ETH_FAST_PATH_RX_CQE_START_FLG