From 4e8cff6480932f3ebe865614a1f2274e1983d08c Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Mon, 18 Nov 2013 23:07:16 +0000 Subject: e1000e: Implement the SIOCGHWTSTAMP ioctl Compile-tested only. Signed-off-by: Ben Hutchings --- drivers/net/ethernet/intel/e1000e/netdev.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) (limited to 'drivers/net/ethernet/intel/e1000e') diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index f02816575369..03e6af736de4 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -5790,7 +5790,7 @@ static int e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, * specified. Matching the kind of event packet is not supported, with the * exception of "all V2 events regardless of level 2 or 4". **/ -static int e1000e_hwtstamp_ioctl(struct net_device *netdev, struct ifreq *ifr) +static int e1000e_hwtstamp_set(struct net_device *netdev, struct ifreq *ifr) { struct e1000_adapter *adapter = netdev_priv(netdev); struct hwtstamp_config config; @@ -5825,6 +5825,14 @@ static int e1000e_hwtstamp_ioctl(struct net_device *netdev, struct ifreq *ifr) sizeof(config)) ? -EFAULT : 0; } +static int e1000e_hwtstamp_get(struct net_device *netdev, struct ifreq *ifr) +{ + struct e1000_adapter *adapter = netdev_priv(netdev); + + return copy_to_user(ifr->ifr_data, &adapter->hwtstamp_config, + sizeof(adapter->hwtstamp_config)) ? -EFAULT : 0; +} + static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) { switch (cmd) { @@ -5833,7 +5841,9 @@ static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) case SIOCSMIIREG: return e1000_mii_ioctl(netdev, ifr, cmd); case SIOCSHWTSTAMP: - return e1000e_hwtstamp_ioctl(netdev, ifr); + return e1000e_hwtstamp_set(netdev, ifr); + case SIOCGHWTSTAMP: + return e1000e_hwtstamp_get(netdev, ifr); default: return -EOPNOTSUPP; } -- cgit v1.2.3