diff options
| author | Ben Hutchings <bhutchings@solarflare.com> | 2013-11-18 23:13:31 +0000 |
|---|---|---|
| committer | Ben Hutchings <bhutchings@solarflare.com> | 2013-11-21 17:17:40 +0000 |
| commit | 100dbda8e40bf4b537332d909660ddf9945196ff (patch) | |
| tree | 8d7fb6b65c87e28ff2e9c2c8f4eaa73c3db7f942 | |
| parent | 4e8cff6480932f3ebe865614a1f2274e1983d08c (diff) | |
mlx4_en: Implement the SIOCGHWTSTAMP ioctl
Compile-tested only.
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index e72d8a112a6b..709e5ec5ce14 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -2025,7 +2025,7 @@ static int mlx4_en_change_mtu(struct net_device *dev, int new_mtu) return 0; } -static int mlx4_en_hwtstamp_ioctl(struct net_device *dev, struct ifreq *ifr) +static int mlx4_en_hwtstamp_set(struct net_device *dev, struct ifreq *ifr) { struct mlx4_en_priv *priv = netdev_priv(dev); struct mlx4_en_dev *mdev = priv->mdev; @@ -2084,11 +2084,21 @@ static int mlx4_en_hwtstamp_ioctl(struct net_device *dev, struct ifreq *ifr) sizeof(config)) ? -EFAULT : 0; } +static int mlx4_en_hwtstamp_get(struct net_device *dev, struct ifreq *ifr) +{ + struct mlx4_en_priv *priv = netdev_priv(dev); + + return copy_to_user(ifr->ifr_data, &priv->hwtstamp_config, + sizeof(priv->hwtstamp_config)) ? -EFAULT : 0; +} + static int mlx4_en_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { switch (cmd) { case SIOCSHWTSTAMP: - return mlx4_en_hwtstamp_ioctl(dev, ifr); + return mlx4_en_hwtstamp_set(dev, ifr); + case SIOCGHWTSTAMP: + return mlx4_en_hwtstamp_get(dev, ifr); default: return -EOPNOTSUPP; } |