bnx2x: put start bd csum in separate function (93ef5c02) · Commits · 戴 / test

drivers/net/bnx2x/bnx2x_cmn.c

+20 −14

Original line number	Diff line number	Diff line
		@@ -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;