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bnx2x: put start bd csum in separate function

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Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
This commit is contained in:
Dmitry Kravkov 2011-06-14 01:33:02 +00:00 committed by David S. Miller
parent 4b7ed8978d
commit 93ef5c02a4
1 changed files with 20 additions and 14 deletions
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34
drivers/net/bnx2x/bnx2x_cmn.c
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@ -2136,6 +2136,24 @@ static inline u8 bnx2x_set_pbd_csum_e2(struct bnx2x *bp, struct sk_buff *skb,
sizeof(struct udphdr) - skb->data;
}
static inline void bnx2x_set_sbd_csum(struct bnx2x *bp, struct sk_buff *skb,
struct eth_tx_start_bd *tx_start_bd, u32 xmit_type)
{
tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_L4_CSUM;
if (xmit_type & XMIT_CSUM_V4)
tx_start_bd->bd_flags.as_bitfield |=
ETH_TX_BD_FLAGS_IP_CSUM;
else
tx_start_bd->bd_flags.as_bitfield |=
ETH_TX_BD_FLAGS_IPV6;
if (!(xmit_type & XMIT_CSUM_TCP))
tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IS_UDP;
}
/**
* bnx2x_set_pbd_csum - update PBD with checksum and return header length
*
@ -2307,20 +2325,8 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* turn on parsing and get a BD */
bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
if (xmit_type & XMIT_CSUM) {
tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_L4_CSUM;
if (xmit_type & XMIT_CSUM_V4)
tx_start_bd->bd_flags.as_bitfield |=
ETH_TX_BD_FLAGS_IP_CSUM;
else
tx_start_bd->bd_flags.as_bitfield |=
ETH_TX_BD_FLAGS_IPV6;
if (!(xmit_type & XMIT_CSUM_TCP))
tx_start_bd->bd_flags.as_bitfield |=
ETH_TX_BD_FLAGS_IS_UDP;
}
if (xmit_type & XMIT_CSUM)
bnx2x_set_sbd_csum(bp, skb, tx_start_bd, xmit_type);
if (CHIP_IS_E2(bp)) {
pbd_e2 = &fp->tx_desc_ring[bd_prod].parse_bd_e2;