From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Riesch Subject: [patch] usbnet: add timestamping support Date: Thu, 29 Sep 2011 16:06:26 +0200 Message-ID: <1317305186-32700-1-git-send-email-michael@riesch.at> Cc: oneukum@suse.de, davem@davemloft.net, Michael Riesch To: netdev@vger.kernel.org Return-path: Received: from smtprelay02.ispgateway.de ([80.67.31.40]:45822 "EHLO smtprelay02.ispgateway.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752014Ab1I2OGi (ORCPT ); Thu, 29 Sep 2011 10:06:38 -0400 Sender: netdev-owner@vger.kernel.org List-ID: 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: Michael Riesch --- drivers/net/usb/usbnet.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 2ab9b98..b57b57b 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -239,6 +239,10 @@ 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, @@ -1071,6 +1075,8 @@ 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) { -- 1.6.3.3