From mboxrd@z Thu Jan 1 00:00:00 1970 From: 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> 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> Return-path: In-Reply-To: <1229352899-31330-8-git-send-email-patrick.ohly-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> Sender: linux-api-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, David Miller , John Stultz , linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Patrick Ohly List-Id: linux-api@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; } -- 1.5.5.3 -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html