From 6e5eed042fcac4166874d25cf9fb89bee841eb26 Mon Sep 17 00:00:00 2001 From: "Lendacky, Thomas" Date: Tue, 24 Jun 2014 16:19:12 -0500 Subject: amd-xgbe: VLAN Tx tag insertion fix The MAC_VLAN_Incl register (0x0060) must be set to indicate that the VLAN tag to be inserted comes from a Tx context descriptor and not the MAC_VLAN_Incl register. Also, even though it is the default, explicitly set the type of tag to be inserted as a CTAG. Signed-off-by: Tom Lendacky Signed-off-by: David S. Miller --- drivers/net/ethernet/amd/xgbe/xgbe-dev.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/net/ethernet/amd/xgbe/xgbe-dev.c') diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c index 864af2da54cd..b239b216e191 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c @@ -1541,6 +1541,10 @@ static void xgbe_config_checksum_offload(struct xgbe_prv_data *pdata) static void xgbe_config_vlan_support(struct xgbe_prv_data *pdata) { + /* Indicate that VLAN Tx CTAGs come from context descriptors */ + XGMAC_IOWRITE_BITS(pdata, MAC_VLANIR, CSVL, 0); + XGMAC_IOWRITE_BITS(pdata, MAC_VLANIR, VLTI, 1); + if (pdata->netdev->features & NETIF_F_HW_VLAN_CTAG_RX) xgbe_enable_rx_vlan_stripping(pdata); else -- cgit v1.2.3