netdev - [PATCH V3 02/10] fec: enable transmit and receive time stamping.

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Message-Id: <1a5a97397356b4b715e12bac3b10ad9074756ea3.1307880494.git.richard.cochran@omicron.at>
Date:	Sun, 12 Jun 2011 14:18:59 +0200
From:	Richard Cochran <richardcochran@...il.com>
To:	<netdev@...r.kernel.org>
Cc:	David Miller <davem@...emloft.net>,
	Greg Ungerer <gerg@...inux.org>,
	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>,
	Shawn Guo <shawn.guo@...escale.com>
Subject: [PATCH V3 02/10] fec: enable transmit and receive time stamping.

This patch has been tested on the Freescale M5234BCC, which includes the
National Semiconductor DP83640 with IEEE 1588 support.

Cc: Greg Ungerer <gerg@...inux.org>
Cc: "Uwe Kleine-König" <u.kleine-koenig@...gutronix.de>
Cc: Shawn Guo <shawn.guo@...escale.com>
Signed-off-by: Richard Cochran <richard.cochran@...cron.at>
---
 drivers/net/fec.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index 885d8ba..965fe90 100644
--- a/drivers/net/fec.c
+++ b/drivers/net/fec.c
@@ -326,6 +326,8 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev)
 
 	spin_unlock_irqrestore(&fep->hw_lock, flags);
 
+	skb_tx_timestamp(skb);
+
 	return NETDEV_TX_OK;
 }
 
@@ -650,7 +652,8 @@ fec_enet_rx(struct net_device *ndev)
 			skb_put(skb, pkt_len - 4);	/* Make room */
 			skb_copy_to_linear_data(skb, data, pkt_len - 4);
 			skb->protocol = eth_type_trans(skb, ndev);
-			netif_rx(skb);
+			if (!skb_defer_rx_timestamp(skb))
+				netif_rx(skb);
 		}
 
 		bdp->cbd_bufaddr = dma_map_single(&fep->pdev->dev, data,
-- 
1.7.0.4

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