From f43f313eb7c5f189ff4e27da6cc96ad2e613e333 Mon Sep 17 00:00:00 2001 From: Ben Greear Date: Tue, 6 Mar 2012 09:42:04 +0000 Subject: [PATCH] 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 Tested-by: Jeff Pieper Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 167e898fbba6..986897bf2b83 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 | -- 2.30.2