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net/mlx5e: IPoIB, Add PTP support to IPoIB device driver

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Enable PTP for IPoIB rdma_netdev and add the ability
to get the time stamping parameters using ethtool.

Signed-off-by: Feras Daoud <ferasda@mellanox.com>
Signed-off-by: Eitan Rabin <rabin@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Feras Daoud 2017-06-01 14:43:43 +03:00 • committed by Saeed Mahameed
parent 4ec5cf781b
commit 3844b07ee4
5 changed files with 28 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

2
drivers/net/ethernet/mellanox/mlx5/core/en.h
View file

@ -1045,6 +1045,8 @@ int mlx5e_ethtool_get_coalesce(struct mlx5e_priv *priv,
struct ethtool_coalesce *coal);
int mlx5e_ethtool_set_coalesce(struct mlx5e_priv *priv,
struct ethtool_coalesce *coal);
int mlx5e_ethtool_get_ts_info(struct mlx5e_priv *priv,
struct ethtool_ts_info *info);
/* mlx5e generic netdev management API */
struct net_device*

15
drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
View file

@ -1372,13 +1372,12 @@ static int mlx5e_set_pauseparam(struct net_device *netdev,
return err;
}
static int mlx5e_get_ts_info(struct net_device *dev,
struct ethtool_ts_info *info)
int mlx5e_ethtool_get_ts_info(struct mlx5e_priv *priv,
struct ethtool_ts_info *info)
{
struct mlx5e_priv *priv = netdev_priv(dev);
int ret;
ret = ethtool_op_get_ts_info(dev, info);
ret = ethtool_op_get_ts_info(priv->netdev, info);
if (ret)
return ret;
@ -1401,6 +1400,14 @@ static int mlx5e_get_ts_info(struct net_device *dev,
return 0;
}
static int mlx5e_get_ts_info(struct net_device *dev,
struct ethtool_ts_info *info)
{
struct mlx5e_priv *priv = netdev_priv(dev);
return mlx5e_ethtool_get_ts_info(priv, info);
}
static __u32 mlx5e_get_wol_supported(struct mlx5_core_dev *mdev)
{
__u32 ret = 0;

4
drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
View file

@ -1046,6 +1046,7 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq,
struct sk_buff *skb)
{
struct net_device *netdev = rq->netdev;
struct mlx5e_tstamp *tstamp = rq->tstamp;
char *pseudo_header;
u8 *dgid;
u8 g;
@ -1070,6 +1071,9 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq,
skb->ip_summed = CHECKSUM_COMPLETE;
skb->csum = csum_unfold((__force __sum16)cqe->check_sum);
if (unlikely(mlx5e_rx_hw_stamp(tstamp)))
mlx5e_fill_hwstamp(tstamp, get_cqe_ts(cqe), skb_hwtstamps(skb));
skb_record_rx_queue(skb, rq->ix);
if (likely(netdev->features & NETIF_F_RXHASH))

9
drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c
View file

@ -113,6 +113,14 @@ static int mlx5i_get_coalesce(struct net_device *netdev,
return mlx5e_ethtool_get_coalesce(priv, coal);
}
static int mlx5i_get_ts_info(struct net_device *netdev,
struct ethtool_ts_info *info)
{
struct mlx5e_priv *priv = mlx5i_epriv(netdev);
return mlx5e_ethtool_get_ts_info(priv, info);
}
const struct ethtool_ops mlx5i_ethtool_ops = {
.get_drvinfo = mlx5i_get_drvinfo,
.get_strings = mlx5i_get_strings,
@ -124,4 +132,5 @@ const struct ethtool_ops mlx5i_ethtool_ops = {
.set_channels = mlx5i_set_channels,
.get_coalesce = mlx5i_get_coalesce,
.set_coalesce = mlx5i_set_coalesce,
.get_ts_info = mlx5i_get_ts_info,
};

2
drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
View file

@ -382,6 +382,7 @@ static int mlx5i_open(struct net_device *netdev)
mlx5e_refresh_tirs(priv, false);
mlx5e_activate_priv_channels(priv);
mlx5e_timestamp_init(priv);
mutex_unlock(&priv->state_lock);
return 0;
@ -406,6 +407,7 @@ static int mlx5i_close(struct net_device *netdev)
clear_bit(MLX5E_STATE_OPENED, &priv->state);
mlx5e_timestamp_cleanup(priv);
netif_carrier_off(priv->netdev);
mlx5e_deactivate_priv_channels(priv);
mlx5e_close_channels(&priv->channels);