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Commit f9b491ec authored by Michael Riesch's avatar Michael Riesch Committed by David S. Miller
Browse files

usbnet: add timestamping support 



In order to make USB-to-Ethernet-adapters (depending on usbnet) support
timestamping, the "skb_defer_rx_timestamp" and "skb_tx_timestamp" function
calls are added.

Signed-off-by: default avatarMichael Riesch <michael@riesch.at>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7f5c6add

drivers/net/usb/usbnet.c

+6 −0
Original line number Diff line number Diff line
@@ -238,6 +238,10 @@ void usbnet_skb_return (struct usbnet *dev, struct sk_buff *skb) 
	netif_dbg(dev, rx_status, dev->net, "< rx, len %zu, type 0x%x\n",

		  skb->len + sizeof (struct ethhdr), skb->protocol);

	memset (skb->cb, 0, sizeof (struct skb_data));



	if (skb_defer_rx_timestamp(skb))

		return;



	status = netif_rx (skb);

	if (status != NET_RX_SUCCESS)

		netif_dbg(dev, rx_err, dev->net,
@@ -1053,6 +1057,8 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb, 
	unsigned long		flags;

	int retval;



	skb_tx_timestamp(skb);



	// some devices want funky USB-level framing, for

	// win32 driver (usually) and/or hardware quirks

	if (info->tx_fixup) {