提交 ed22e2f6 编写于 作者: D David S. Miller

s2io: Remove UFO support.

Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 6093ec2d
......@@ -42,8 +42,6 @@
* aggregated as a single large packet
* napi: This parameter used to enable/disable NAPI (polling Rx)
* Possible values '1' for enable and '0' for disable. Default is '1'
* ufo: This parameter used to enable/disable UDP Fragmentation Offload(UFO)
* Possible values '1' for enable and '0' for disable. Default is '0'
* vlan_tag_strip: This can be used to enable or disable vlan stripping.
* Possible values '1' for enable , '0' for disable.
* Default is '2' - which means disable in promisc mode
......@@ -453,7 +451,6 @@ S2IO_PARM_INT(lro_max_pkts, 0xFFFF);
S2IO_PARM_INT(indicate_max_pkts, 0);
S2IO_PARM_INT(napi, 1);
S2IO_PARM_INT(ufo, 0);
S2IO_PARM_INT(vlan_tag_strip, NO_STRIP_IN_PROMISC);
static unsigned int tx_fifo_len[MAX_TX_FIFOS] =
......@@ -4128,32 +4125,6 @@ static netdev_tx_t s2io_xmit(struct sk_buff *skb, struct net_device *dev)
}
frg_len = skb_headlen(skb);
if (offload_type == SKB_GSO_UDP) {
int ufo_size;
ufo_size = s2io_udp_mss(skb);
ufo_size &= ~7;
txdp->Control_1 |= TXD_UFO_EN;
txdp->Control_1 |= TXD_UFO_MSS(ufo_size);
txdp->Control_1 |= TXD_BUFFER0_SIZE(8);
#ifdef __BIG_ENDIAN
/* both variants do cpu_to_be64(be32_to_cpu(...)) */
fifo->ufo_in_band_v[put_off] =
(__force u64)skb_shinfo(skb)->ip6_frag_id;
#else
fifo->ufo_in_band_v[put_off] =
(__force u64)skb_shinfo(skb)->ip6_frag_id << 32;
#endif
txdp->Host_Control = (unsigned long)fifo->ufo_in_band_v;
txdp->Buffer_Pointer = pci_map_single(sp->pdev,
fifo->ufo_in_band_v,
sizeof(u64),
PCI_DMA_TODEVICE);
if (pci_dma_mapping_error(sp->pdev, txdp->Buffer_Pointer))
goto pci_map_failed;
txdp++;
}
txdp->Buffer_Pointer = pci_map_single(sp->pdev, skb->data,
frg_len, PCI_DMA_TODEVICE);
if (pci_dma_mapping_error(sp->pdev, txdp->Buffer_Pointer))
......@@ -4161,8 +4132,6 @@ static netdev_tx_t s2io_xmit(struct sk_buff *skb, struct net_device *dev)
txdp->Host_Control = (unsigned long)skb;
txdp->Control_1 |= TXD_BUFFER0_SIZE(frg_len);
if (offload_type == SKB_GSO_UDP)
txdp->Control_1 |= TXD_UFO_EN;
frg_cnt = skb_shinfo(skb)->nr_frags;
/* For fragmented SKB. */
......@@ -4177,14 +4146,9 @@ static netdev_tx_t s2io_xmit(struct sk_buff *skb, struct net_device *dev)
skb_frag_size(frag),
DMA_TO_DEVICE);
txdp->Control_1 = TXD_BUFFER0_SIZE(skb_frag_size(frag));
if (offload_type == SKB_GSO_UDP)
txdp->Control_1 |= TXD_UFO_EN;
}
txdp->Control_1 |= TXD_GATHER_CODE_LAST;
if (offload_type == SKB_GSO_UDP)
frg_cnt++; /* as Txd0 was used for inband header */
tx_fifo = mac_control->tx_FIFO_start[queue];
val64 = fifo->list_info[put_off].list_phy_addr;
writeq(val64, &tx_fifo->TxDL_Pointer);
......@@ -7910,11 +7874,6 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre)
NETIF_F_RXCSUM | NETIF_F_LRO;
dev->features |= dev->hw_features |
NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX;
if (sp->device_type & XFRAME_II_DEVICE) {
dev->hw_features |= NETIF_F_UFO;
if (ufo)
dev->features |= NETIF_F_UFO;
}
if (sp->high_dma_flag == true)
dev->features |= NETIF_F_HIGHDMA;
dev->watchdog_timeo = WATCH_DOG_TIMEOUT;
......@@ -8147,10 +8106,6 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre)
DBG_PRINT(ERR_DBG, "%s: Large receive offload enabled\n",
dev->name);
if (ufo)
DBG_PRINT(ERR_DBG,
"%s: UDP Fragmentation Offload(UFO) enabled\n",
dev->name);
/* Initialize device name */
snprintf(sp->name, sizeof(sp->name), "%s Neterion %s", dev->name,
sp->product_name);
......
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