From 928cfe8745a62e60c1e8e06676a74724e7786024 Mon Sep 17 00:00:00 2001 From: Tariq Toukan Date: Mon, 22 Feb 2016 18:17:29 +0200 Subject: net/mlx5e: Wake On LAN support Implement set/get WOL by ethtool and added the needed device commands and structures to mlx5_ifc. Signed-off-by: Tariq Toukan Signed-off-by: Rana Shahout Signed-off-by: Saeed Mahameed Signed-off-by: David S. Miller --- .../net/ethernet/mellanox/mlx5/core/en_ethtool.c | 125 +++++++++++++++++++++ 1 file changed, 125 insertions(+) (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index 65624ac65b4c..e9760f895744 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -884,6 +884,129 @@ static int mlx5e_get_ts_info(struct net_device *dev, return 0; } +static __u32 mlx5e_get_wol_supported(struct mlx5_core_dev *mdev) +{ + __u32 ret = 0; + + if (MLX5_CAP_GEN(mdev, wol_g)) + ret |= WAKE_MAGIC; + + if (MLX5_CAP_GEN(mdev, wol_s)) + ret |= WAKE_MAGICSECURE; + + if (MLX5_CAP_GEN(mdev, wol_a)) + ret |= WAKE_ARP; + + if (MLX5_CAP_GEN(mdev, wol_b)) + ret |= WAKE_BCAST; + + if (MLX5_CAP_GEN(mdev, wol_m)) + ret |= WAKE_MCAST; + + if (MLX5_CAP_GEN(mdev, wol_u)) + ret |= WAKE_UCAST; + + if (MLX5_CAP_GEN(mdev, wol_p)) + ret |= WAKE_PHY; + + return ret; +} + +static __u32 mlx5e_refomrat_wol_mode_mlx5_to_linux(u8 mode) +{ + __u32 ret = 0; + + if (mode & MLX5_WOL_MAGIC) + ret |= WAKE_MAGIC; + + if (mode & MLX5_WOL_SECURED_MAGIC) + ret |= WAKE_MAGICSECURE; + + if (mode & MLX5_WOL_ARP) + ret |= WAKE_ARP; + + if (mode & MLX5_WOL_BROADCAST) + ret |= WAKE_BCAST; + + if (mode & MLX5_WOL_MULTICAST) + ret |= WAKE_MCAST; + + if (mode & MLX5_WOL_UNICAST) + ret |= WAKE_UCAST; + + if (mode & MLX5_WOL_PHY_ACTIVITY) + ret |= WAKE_PHY; + + return ret; +} + +static u8 mlx5e_refomrat_wol_mode_linux_to_mlx5(__u32 mode) +{ + u8 ret = 0; + + if (mode & WAKE_MAGIC) + ret |= MLX5_WOL_MAGIC; + + if (mode & WAKE_MAGICSECURE) + ret |= MLX5_WOL_SECURED_MAGIC; + + if (mode & WAKE_ARP) + ret |= MLX5_WOL_ARP; + + if (mode & WAKE_BCAST) + ret |= MLX5_WOL_BROADCAST; + + if (mode & WAKE_MCAST) + ret |= MLX5_WOL_MULTICAST; + + if (mode & WAKE_UCAST) + ret |= MLX5_WOL_UNICAST; + + if (mode & WAKE_PHY) + ret |= MLX5_WOL_PHY_ACTIVITY; + + return ret; +} + +static void mlx5e_get_wol(struct net_device *netdev, + struct ethtool_wolinfo *wol) +{ + struct mlx5e_priv *priv = netdev_priv(netdev); + struct mlx5_core_dev *mdev = priv->mdev; + u8 mlx5_wol_mode; + int err; + + memset(wol, 0, sizeof(*wol)); + + wol->supported = mlx5e_get_wol_supported(mdev); + if (!wol->supported) + return; + + err = mlx5_query_port_wol(mdev, &mlx5_wol_mode); + if (err) + return; + + wol->wolopts = mlx5e_refomrat_wol_mode_mlx5_to_linux(mlx5_wol_mode); +} + +static int mlx5e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) +{ + struct mlx5e_priv *priv = netdev_priv(netdev); + struct mlx5_core_dev *mdev = priv->mdev; + __u32 wol_supported = mlx5e_get_wol_supported(mdev); + u32 mlx5_wol_mode; + + if (!wol_supported) + return -ENOTSUPP; + + if (wol->wolopts & ~wol_supported) + return -EINVAL; + + mlx5_wol_mode = mlx5e_refomrat_wol_mode_linux_to_mlx5(wol->wolopts); + + return mlx5_set_port_wol(mdev, mlx5_wol_mode); +} + const struct ethtool_ops mlx5e_ethtool_ops = { .get_drvinfo = mlx5e_get_drvinfo, .get_link = ethtool_op_get_link, @@ -908,4 +1031,6 @@ const struct ethtool_ops mlx5e_ethtool_ops = { .get_pauseparam = mlx5e_get_pauseparam, .set_pauseparam = mlx5e_set_pauseparam, .get_ts_info = mlx5e_get_ts_info, + .get_wol = mlx5e_get_wol, + .set_wol = mlx5e_set_wol, }; -- cgit v1.2.3-55-g7522