From patchwork Mon Dec 15 14:54:55 2008 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Patrick Ohly X-Patchwork-Id: 14089 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 [209.132.176.167]) by ozlabs.org (Postfix) with ESMTP id 34EB9DDF0A for ; Tue, 16 Dec 2008 01:57:30 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755727AbYLOO4F (ORCPT ); Mon, 15 Dec 2008 09:56:05 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755223AbYLOOzc (ORCPT ); Mon, 15 Dec 2008 09:55:32 -0500 Received: from mga09.intel.com ([134.134.136.24]:26559 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754809AbYLOOzX (ORCPT ); Mon, 15 Dec 2008 09:55:23 -0500 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga102.jf.intel.com with ESMTP; 15 Dec 2008 06:48:18 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.36,224,1228118400"; d="scan'208";a="370995516" Received: from ecld0pohly.ikn.intel.com (HELO localhost.localdomain) ([172.28.75.199]) by orsmga002.jf.intel.com with ESMTP; 15 Dec 2008 06:54:06 -0800 From: Patrick Ohly To: linux-kernel@vger.kernel.org Cc: netdev@vger.kernel.org, David Miller , John Stultz , linux-api@vger.kernel.org, Patrick Ohly Subject: [RFC PATCH 08/12] igb: stub support for SIOCSHWTSTAMP Date: Mon, 15 Dec 2008 15:54:55 +0100 Message-Id: <1229352899-31330-9-git-send-email-patrick.ohly@intel.com> X-Mailer: git-send-email 1.6.0.4 In-Reply-To: <1229352899-31330-8-git-send-email-patrick.ohly@intel.com> References: <1229352899-31330-1-git-send-email-patrick.ohly@intel.com> <1229352899-31330-2-git-send-email-patrick.ohly@intel.com> <1229352899-31330-3-git-send-email-patrick.ohly@intel.com> <1229352899-31330-4-git-send-email-patrick.ohly@intel.com> <1229352899-31330-5-git-send-email-patrick.ohly@intel.com> <1229352899-31330-6-git-send-email-patrick.ohly@intel.com> <1229352899-31330-7-git-send-email-patrick.ohly@intel.com> <1229352899-31330-8-git-send-email-patrick.ohly@intel.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Signed-off-by: Patrick Ohly --- drivers/net/igb/igb_main.c | 30 ++++++++++++++++++++++++++++++ 1 files changed, 30 insertions(+), 0 deletions(-) diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 25df7c9..e9ad560 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -34,6 +34,7 @@ #include #include #include +#include #include #include #include @@ -4121,6 +4122,33 @@ static int igb_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) } /** + * igb_hwtstamp_ioctl - control hardware time stamping + * @netdev: + * @ifreq: + * @cmd: + * + * Currently cannot enable any kind of hardware time stamping, but + * supports SIOCSHWTSTAMP in general. + **/ +static int igb_hwtstamp_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) +{ + struct hwtstamp_config config; + + if (copy_from_user(&config, ifr->ifr_data, sizeof(config))) + return -EFAULT; + + /* reserved for future extensions */ + if (config.flags) + return -EINVAL; + + if (config.tx_type == HWTSTAMP_TX_OFF && + config.rx_filter == HWTSTAMP_FILTER_NONE) + return 0; + + return -ERANGE; +} + +/** * igb_ioctl - * @netdev: * @ifreq: @@ -4133,6 +4161,8 @@ static int igb_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) case SIOCGMIIREG: case SIOCSMIIREG: return igb_mii_ioctl(netdev, ifr, cmd); + case SIOCSHWTSTAMP: + return igb_hwtstamp_ioctl(netdev, ifr, cmd); default: return -EOPNOTSUPP; }