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tg3: enable transmit time stamping. 

This patch enables software (and phy device) transmit time stamping
for the TIGON3 driver. Compile tested only.

Cc: Matt Carlson <mcarlson@broadcom.com>
Cc: Michael Chan <mchan@broadcom.com>
Signed-off-by: Richard Cochran <richard.cochran@omicron.at>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
This commit is contained in:
Richard Cochran 2011-06-12 02:19:02 +00:00 committed by David S. Miller
parent 1ca9495f85
commit 2669069aac
1 changed files with 2 additions and 0 deletions
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2
drivers/net/tg3.c
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@ -6092,6 +6092,8 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* Packets are ready, update Tx producer idx local and on card. */
tw32_tx_mbox(tnapi->prodmbox, entry);
skb_tx_timestamp(skb);
tnapi->tx_prod = entry;
if (unlikely(tg3_tx_avail(tnapi) <= (MAX_SKB_FRAGS + 1))) {
netif_tx_stop_queue(txq);