diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-12-04 07:52:14 (GMT) |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-12-04 07:52:14 (GMT) |
commit | cb9c34e6d090d376b77becaa5d29a65dec7f4272 (patch) | |
tree | 3678abce20d6825aebe3fec218057d4131e13fd6 /drivers/net/e1000e/netdev.c | |
parent | 470c66239ef0336429b35345f3f615d47341e13b (diff) | |
parent | 061e41fdb5047b1fb161e89664057835935ca1d2 (diff) | |
download | linux-fsl-qoriq-cb9c34e6d090d376b77becaa5d29a65dec7f4272.tar.xz |
Merge commit 'v2.6.28-rc7' into core/locking
Diffstat (limited to 'drivers/net/e1000e/netdev.c')
-rw-r--r-- | drivers/net/e1000e/netdev.c | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index abd492b..91795f7 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -499,6 +499,10 @@ static bool e1000_clean_rx_irq(struct e1000_adapter *adapter, goto next_desc; } + /* adjust length to remove Ethernet CRC */ + if (!(adapter->flags2 & FLAG2_CRC_STRIPPING)) + length -= 4; + total_rx_bytes += length; total_rx_packets++; @@ -804,6 +808,10 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter, pci_dma_sync_single_for_device(pdev, ps_page->dma, PAGE_SIZE, PCI_DMA_FROMDEVICE); + /* remove the CRC */ + if (!(adapter->flags2 & FLAG2_CRC_STRIPPING)) + l1 -= 4; + skb_put(skb, l1); goto copydone; } /* if */ @@ -825,6 +833,12 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter, skb->truesize += length; } + /* strip the ethernet crc, problem is we're using pages now so + * this whole operation can get a little cpu intensive + */ + if (!(adapter->flags2 & FLAG2_CRC_STRIPPING)) + pskb_trim(skb, skb->len - 4); + copydone: total_rx_bytes += skb->len; total_rx_packets++; @@ -2301,8 +2315,12 @@ static void e1000_setup_rctl(struct e1000_adapter *adapter) else rctl |= E1000_RCTL_LPE; - /* Enable hardware CRC frame stripping */ - rctl |= E1000_RCTL_SECRC; + /* Some systems expect that the CRC is included in SMBUS traffic. The + * hardware strips the CRC before sending to both SMBUS (BMC) and to + * host memory when this is enabled + */ + if (adapter->flags2 & FLAG2_CRC_STRIPPING) + rctl |= E1000_RCTL_SECRC; /* Setup buffer sizes */ rctl &= ~E1000_RCTL_SZ_4096; @@ -4766,6 +4784,7 @@ static int __devinit e1000_probe(struct pci_dev *pdev, adapter->ei = ei; adapter->pba = ei->pba; adapter->flags = ei->flags; + adapter->flags2 = ei->flags2; adapter->hw.adapter = adapter; adapter->hw.mac.type = ei->mac; adapter->msg_enable = (1 << NETIF_MSG_DRV | NETIF_MSG_PROBE) - 1; @@ -4970,6 +4989,7 @@ static int __devinit e1000_probe(struct pci_dev *pdev, /* initialize the wol settings based on the eeprom settings */ adapter->wol = adapter->eeprom_wol; + device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); /* reset the hardware with the new settings */ e1000e_reset(adapter); @@ -5008,6 +5028,7 @@ err_hw_init: err_sw_init: if (adapter->hw.flash_address) iounmap(adapter->hw.flash_address); + e1000e_reset_interrupt_capability(adapter); err_flashmap: iounmap(adapter->hw.hw_addr); err_ioremap: |