forcedeth: add transmit timestamping support

Insert an skb_tx_timestamp call in both ndo_start_xmit routines
Tested to work for the nv_start_xmit_optimized case

Signed-off-by: Willem de Bruijn <willemb@google.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c
index d93a088debc3..928913c4f3ff 100644
--- a/drivers/net/ethernet/nvidia/forcedeth.c
+++ b/drivers/net/ethernet/nvidia/forcedeth.c
@@ -2279,6 +2279,8 @@ static netdev_tx_t nv_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
         netdev_sent_queue(np->dev, skb->len);
 
+        skb_tx_timestamp(skb);
+
         np->put_tx.orig = put_tx;
 
         spin_unlock_irqrestore(&np->lock, flags);
@@ -2426,6 +2428,8 @@ static netdev_tx_t nv_start_xmit_optimized(struct sk_buff *skb,
 
         netdev_sent_queue(np->dev, skb->len);
 
+        skb_tx_timestamp(skb);
+
         np->put_tx.ex = put_tx;
 
         spin_unlock_irqrestore(&np->lock, flags);