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staging: octeon: Clean up dead code in ethernet-tx.c

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Remove multiple blocks of non-functional code disabled via '#if 0'.

The removed code was a placeholder for incomplete hardware offload
features, as indicated by `FIXME` comments. Remove this dead
code to simplify the driver.

Signed-off-by: Mohammed GUERMOUD <mohammed.guermoud@gmail.com>
Link: https://lore.kernel.org/r/20250829170253.16737-1-mohammed.guermoud@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mohammed GUERMOUD 2025-08-29 18:02:53 +01:00 committed by Greg Kroah-Hartman
parent 0bbf8fb9e3
commit 5ff310ce43
1 changed files with 0 additions and 40 deletions
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40
drivers/staging/octeon/ethernet-tx.c
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@ -574,42 +574,14 @@ netdev_tx_t cvm_oct_xmit_pow(struct sk_buff *skb, struct net_device *dev)
if (skb->protocol == htons(ETH_P_IP)) {
work->word2.s.ip_offset = 14;
#if 0
work->word2.s.vlan_valid = 0; /* FIXME */
work->word2.s.vlan_cfi = 0; /* FIXME */
work->word2.s.vlan_id = 0; /* FIXME */
work->word2.s.dec_ipcomp = 0; /* FIXME */
#endif
work->word2.s.tcp_or_udp =
(ip_hdr(skb)->protocol == IPPROTO_TCP) ||
(ip_hdr(skb)->protocol == IPPROTO_UDP);
#if 0
/* FIXME */
work->word2.s.dec_ipsec = 0;
/* We only support IPv4 right now */
work->word2.s.is_v6 = 0;
/* Hardware would set to zero */
work->word2.s.software = 0;
/* No error, packet is internal */
work->word2.s.L4_error = 0;
#endif
work->word2.s.is_frag = !((ip_hdr(skb)->frag_off == 0) ||
(ip_hdr(skb)->frag_off ==
cpu_to_be16(1 << 14)));
#if 0
/* Assume Linux is sending a good packet */
work->word2.s.IP_exc = 0;
#endif
work->word2.s.is_bcast = (skb->pkt_type == PACKET_BROADCAST);
work->word2.s.is_mcast = (skb->pkt_type == PACKET_MULTICAST);
#if 0
/* This is an IP packet */
work->word2.s.not_IP = 0;
/* No error, packet is internal */
work->word2.s.rcv_error = 0;
/* No error, packet is internal */
work->word2.s.err_code = 0;
#endif
/*
* When copying the data, include 4 bytes of the
@ -619,12 +591,6 @@ netdev_tx_t cvm_oct_xmit_pow(struct sk_buff *skb, struct net_device *dev)
memcpy(work->packet_data, skb->data + 10,
sizeof(work->packet_data));
} else {
#if 0
work->word2.snoip.vlan_valid = 0; /* FIXME */
work->word2.snoip.vlan_cfi = 0; /* FIXME */
work->word2.snoip.vlan_id = 0; /* FIXME */
work->word2.snoip.software = 0; /* Hardware would set to zero */
#endif
work->word2.snoip.is_rarp = skb->protocol == htons(ETH_P_RARP);
work->word2.snoip.is_arp = skb->protocol == htons(ETH_P_ARP);
work->word2.snoip.is_bcast =
@ -632,12 +598,6 @@ netdev_tx_t cvm_oct_xmit_pow(struct sk_buff *skb, struct net_device *dev)
work->word2.snoip.is_mcast =
(skb->pkt_type == PACKET_MULTICAST);
work->word2.snoip.not_IP = 1; /* IP was done up above */
#if 0
/* No error, packet is internal */
work->word2.snoip.rcv_error = 0;
/* No error, packet is internal */
work->word2.snoip.err_code = 0;
#endif
memcpy(work->packet_data, skb->data, sizeof(work->packet_data));
}