igb: fix dual vlan ethertype

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Signed-off-by: David Marchand <david.marchand@6wind.com>

diff --git a/lib/librte_pmd_e1000/igb_ethdev.c b/lib/librte_pmd_e1000/igb_ethdev.c
index 77244e6..bcb2176 100644 (file)
--- a/lib/librte_pmd_e1000/igb_ethdev.c
+++ b/lib/librte_pmd_e1000/igb_ethdev.c
@@ -637,7 +637,7 @@ eth_igb_start(struct rte_eth_dev *dev)
                return (-EIO);
        }
 
-       E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN);
+       E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN << 16 | ETHER_TYPE_VLAN);
 
        ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT);
        /* Set PF Reset Done bit so PF/VF Mail Ops can work */
@@ -899,7 +899,7 @@ igb_hardware_init(struct e1000_hw *hw)
        if (diag < 0)
                return (diag);
 
-       E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN);
+       E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN << 16 | ETHER_TYPE_VLAN);
        e1000_get_phy_info(hw);
        e1000_check_for_link(hw);