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emaclite: enable transmit and receive time stamping.

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This patch enables software (and phy device) time stamping. Since this
MAC uses phylib, adding the hooks make hardware time stamping in the phy
possible.

Compile tested only.

Cc: John Linn <john.linn@xilinx.com>
Signed-off-by: Richard Cochran <richard.cochran@omicron.at>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Richard Cochran 2011-06-19 21:51:25 +00:00 committed by David S. Miller
parent d76b7e2faa
commit 570773c580
1 changed files with 7 additions and 2 deletions
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9
drivers/net/xilinx_emaclite.c
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@ -648,7 +648,8 @@ static void xemaclite_rx_handler(struct net_device *dev)
dev->stats.rx_packets++;
dev->stats.rx_bytes += len;
netif_rx(skb); /* Send the packet upstream */
if (!skb_defer_rx_timestamp(skb))
netif_rx(skb); /* Send the packet upstream */
}
/**
@ -1030,15 +1031,19 @@ static int xemaclite_send(struct sk_buff *orig_skb, struct net_device *dev)
spin_lock_irqsave(&lp->reset_lock, flags);
if (xemaclite_send_data(lp, (u8 *) new_skb->data, len) != 0) {
/* If the Emaclite Tx buffer is busy, stop the Tx queue and
* defer the skb for transmission at a later point when the
* defer the skb for transmission during the ISR, after the
* current transmission is complete */
netif_stop_queue(dev);
lp->deferred_skb = new_skb;
/* Take the time stamp now, since we can't do this in an ISR. */
skb_tx_timestamp(new_skb);
spin_unlock_irqrestore(&lp->reset_lock, flags);
return 0;
}
spin_unlock_irqrestore(&lp->reset_lock, flags);
skb_tx_timestamp(new_skb);
dev->stats.tx_bytes += len;
dev_kfree_skb(new_skb);