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authorShannon Nelson <shannon.nelson@intel.com>2015-09-25 19:26:04 (GMT)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2015-09-29 00:38:27 (GMT)
commitc1d1791dc8b2a13c316a4e163552804361a786a4 (patch)
treecc8b524b064fc168b86f1262b8bc0e8df12976df
parentb03a8c1f4c0c6f95f5addaf4a13dd3aa118c3c1a (diff)
downloadlinux-c1d1791dc8b2a13c316a4e163552804361a786a4.tar.xz
i40e: add GRE tunnel type to csum encoding
Make sure the Tx checksum encoder knows about GRE protocol and sets the descriptor flag appropriately. Signed-off-by: Shannon Nelson <shannon.nelson@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_txrx.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index 4f9ff89..d699fc9 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -2240,6 +2240,9 @@ static void i40e_tx_enable_csum(struct sk_buff *skb, u32 *tx_flags,
l4_tunnel = I40E_TXD_CTX_UDP_TUNNELING;
*tx_flags |= I40E_TX_FLAGS_VXLAN_TUNNEL;
break;
+ case IPPROTO_GRE:
+ l4_tunnel = I40E_TXD_CTX_GRE_TUNNELING;
+ break;
default:
return;
}