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authorBen Greear <greearb@candelatech.com>2012-03-06 09:42:04 +0000
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2012-03-17 01:03:16 -0700
commitf43f313eb7c5f189ff4e27da6cc96ad2e613e333 (patch)
treef7d73bc23abb91af9c19fc125cf779c91b4e732e /drivers/net/ethernet/intel
parent89eaefb61dc9170237d95b844dd357338fc7225d (diff)
ixgbe: Support sending custom Ethernet FCS.
Including bad FCS, used generate frames with bad FCS to test other system's handling of RX of bad packets. Signed-off-by: Ben Greear <greearb@candelatech.com> Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel')
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_main.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 167e898fbba..986897bf2b8 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -6768,6 +6768,8 @@ static void ixgbe_tx_map(struct ixgbe_ring *tx_ring,
tx_buffer_info->dma = dma;
tx_desc->read.buffer_addr = cpu_to_le64(dma + offset);
+ if (unlikely(skb->no_fcs))
+ cmd_type &= ~(cpu_to_le32(IXGBE_ADVTXD_DCMD_IFCS));
tx_desc->read.cmd_type_len = cmd_type | cpu_to_le32(size);
tx_desc->read.olinfo_status = olinfo_status;
@@ -7778,6 +7780,7 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
netdev->vlan_features |= NETIF_F_SG;
netdev->priv_flags |= IFF_UNICAST_FLT;
+ netdev->priv_flags |= IFF_SUPP_NOFCS;
if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)
adapter->flags &= ~(IXGBE_FLAG_RSS_ENABLED |