diff options
| author | Amir Vadai <amirv@mellanox.com> | 2013-04-23 06:06:50 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-04-24 16:30:14 -0400 |
| commit | eb0cabbd1bebbf41858ded768c9cad8840708447 (patch) | |
| tree | 213870df2f1d71789b063c4c461d1d70eb9d61f2 | |
| parent | ec693d47010e8302e61e0bdf3f47496c5610641a (diff) | |
net/mlx4_en: Support software timestamping
Kernel software timestamping requires that the driver calls skb_tx_timestamp
just before passing the skb to the HW MAC layer. This patch adds this call.
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_tx.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c index b0a2d2b96e43..4e6877a032a8 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c @@ -752,6 +752,8 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev) if (bounce) tx_desc = mlx4_en_bounce_to_desc(priv, ring, index, desc_size); + skb_tx_timestamp(skb); + if (ring->bf_enabled && desc_size <= MAX_BF && !bounce && !vlan_tx_tag_present(skb)) { *(__be32 *) (&tx_desc->ctrl.vlan_tag) |= cpu_to_be32(ring->doorbell_qpn); op_own |= htonl((bf_index & 0xffff) << 8); |