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igb: reenable CRC stripping in hardware 

We can remove a clunky workaround for not having the hardware
strip the CRC. 82575 silicon as well as the older PCI Express
e1000e hardware all work OK in this respect.

Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Auke Kok 2008-07-08 15:08:29 -07:00 committed by Jeff Garzik
parent fe4506b6a2
commit 87cb7e8cc5
1 changed files with 5 additions and 4 deletions
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9
drivers/net/igb/igb_main.c
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@ -1664,10 +1664,12 @@ static void igb_setup_rctl(struct igb_adapter *adapter)
E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
(adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT);
/* disable the stripping of CRC because it breaks
* BMC firmware connected over SMBUS
rctl |= E1000_RCTL_SECRC;
/*
* enable stripping of CRC. It's unlikely this will break BMC
* redirection as it did with e1000. Newer features require
* that the HW strips the CRC.
*/
rctl |= E1000_RCTL_SECRC;
rctl &= ~E1000_RCTL_SBP;
@ -3743,7 +3745,6 @@ static bool igb_clean_rx_irq_adv(struct igb_ring *rx_ring,
}
}
send_up:
pskb_trim(skb, skb->len - 4);
i++;
if (i == rx_ring->count)
i = 0;