From patchwork Thu Sep 29 14:06:26 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Riesch X-Patchwork-Id: 116958 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 675ADB6F69 for ; Fri, 30 Sep 2011 00:06:47 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752224Ab1I2OGk (ORCPT ); Thu, 29 Sep 2011 10:06:40 -0400 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 Received: from [129.187.19.220] (helo=localhost.localdomain) by smtprelay02.ispgateway.de with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.68) (envelope-from ) id 1R9HFy-0001Fj-Ic; Thu, 29 Sep 2011 16:06:34 +0200 From: Michael Riesch To: netdev@vger.kernel.org Cc: oneukum@suse.de, davem@davemloft.net, 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> X-Mailer: git-send-email 1.6.3.3 X-Df-Sender: NDI4MTMx Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org 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) {