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Commit 100dbda8 authored by Ben Hutchings's avatar Ben Hutchings
Browse files

mlx4_en: Implement the SIOCGHWTSTAMP ioctl 



Compile-tested only.

Signed-off-by: default avatarBen Hutchings <bhutchings@solarflare.com>
parent 4e8cff64

drivers/net/ethernet/mellanox/mlx4/en_netdev.c

+12 −2
Original line number Diff line number Diff line
@@ -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;

	}