smsc9420: enable transmit time stamping.
Richard Cochran [Sun, 12 Jun 2011 02:19:07 +0000 (02:19 +0000)]
This patch enables software (and phy device) transmit time stamping
for the smsc9420. Compile tested only.

Cc: Steve Glendinning <steve.glendinning@smsc.com>
Signed-off-by: Richard Cochran <richard.cochran@omicron.at>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>

drivers/net/smsc9420.c

index 5e5e64d..5555102 100644 (file)
@@ -1035,6 +1035,8 @@ static netdev_tx_t smsc9420_hard_start_xmit(struct sk_buff *skb,
        smsc9420_reg_write(pd, TX_POLL_DEMAND, 1);
        smsc9420_pci_flush_write(pd);
 
+       skb_tx_timestamp(skb);
+
        return NETDEV_TX_OK;
 }