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RDMA/nes: Cosmetic changes 

- Remove unnecessary statement "if (1)"
 - Refactor a statement (wqe_misc |= NES_NIC_SQ_WQE_COMPLETION) out of
   if/else statement, because it is independant of the flow.
 - Define netdev->features in one line for clarity.

Signed-off-by: Tatyana Nikolova <Tatyana.E.Nikolova@intel.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Tatyana Nikolova 2012-09-20 20:53:27 +00:00 коммит произвёл Roland Dreier
Родитель 6ad1be814b
Коммит 48a9956362
1 изменённых файлов: 13 добавлений и 19 удалений
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32
drivers/infiniband/hw/nes/nes_nic.c
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@ -385,24 +385,20 @@ static int nes_nic_send(struct sk_buff *skb, struct net_device *netdev)
/* bump past the vlan tag */
wqe_fragment_length++;
/* wqe_fragment_address = (u64 *)&nic_sqe->wqe_words[NES_NIC_SQ_WQE_FRAG0_LOW_IDX]; */
wqe_misc |= NES_NIC_SQ_WQE_COMPLETION;
if (skb->ip_summed == CHECKSUM_PARTIAL) {
tcph = tcp_hdr(skb);
if (1) {
if (skb_is_gso(skb)) {
/* nes_debug(NES_DBG_NIC_TX, "%s: TSO request... is_gso = %u seg size = %u\n",
netdev->name, skb_is_gso(skb), skb_shinfo(skb)->gso_size); */
wqe_misc |= NES_NIC_SQ_WQE_LSO_ENABLE |
NES_NIC_SQ_WQE_COMPLETION | (u16)skb_shinfo(skb)->gso_size;
set_wqe_32bit_value(nic_sqe->wqe_words, NES_NIC_SQ_WQE_LSO_INFO_IDX,
((u32)tcph->doff) |
(((u32)(((unsigned char *)tcph) - skb->data)) << 4));
} else {
wqe_misc |= NES_NIC_SQ_WQE_COMPLETION;
}
if (skb_is_gso(skb)) {
tcph = tcp_hdr(skb);
/* nes_debug(NES_DBG_NIC_TX, "%s: TSO request... is_gso = %u seg size = %u\n",
netdev->name, skb_is_gso(skb), skb_shinfo(skb)->gso_size); */
wqe_misc |= NES_NIC_SQ_WQE_LSO_ENABLE | (u16)skb_shinfo(skb)->gso_size;
set_wqe_32bit_value(nic_sqe->wqe_words, NES_NIC_SQ_WQE_LSO_INFO_IDX,
((u32)tcph->doff) |
(((u32)(((unsigned char *)tcph) - skb->data)) << 4));
}
} else { /* CHECKSUM_HW */
wqe_misc |= NES_NIC_SQ_WQE_DISABLE_CHKSUM | NES_NIC_SQ_WQE_COMPLETION;
wqe_misc |= NES_NIC_SQ_WQE_DISABLE_CHKSUM;
}
set_wqe_32bit_value(nic_sqe->wqe_words, NES_NIC_SQ_WQE_TOTAL_LENGTH_IDX,
@ -1679,12 +1675,10 @@ struct net_device *nes_netdev_init(struct nes_device *nesdev,
netdev->hard_header_len = ETH_HLEN;
netdev->addr_len = ETH_ALEN;
netdev->type = ARPHRD_ETHER;
netdev->features = NETIF_F_HIGHDMA;
netdev->netdev_ops = &nes_netdev_ops;
netdev->ethtool_ops = &nes_ethtool_ops;
netif_napi_add(netdev, &nesvnic->napi, nes_netdev_poll, 128);
nes_debug(NES_DBG_INIT, "Enabling VLAN Insert/Delete.\n");
netdev->features |= NETIF_F_HW_VLAN_TX;
/* Fill in the port structure */
nesvnic->netdev = netdev;
@ -1711,11 +1705,11 @@ struct net_device *nes_netdev_init(struct nes_device *nesdev,
netdev->dev_addr[5] = (u8)u64temp;
memcpy(netdev->perm_addr, netdev->dev_addr, 6);
netdev->hw_features = NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_IP_CSUM |
NETIF_F_HW_VLAN_RX;
netdev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | NETIF_F_HW_VLAN_RX;
if ((nesvnic->logical_port < 2) || (nesdev->nesadapter->hw_rev != NE020_REV))
netdev->hw_features |= NETIF_F_TSO;
netdev->features |= netdev->hw_features;
netdev->features = netdev->hw_features | NETIF_F_HIGHDMA | NETIF_F_HW_VLAN_TX;
netdev->hw_features |= NETIF_F_LRO;
nes_debug(NES_DBG_INIT, "nesvnic = %p, reported features = 0x%lX, QPid = %d,"