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Message-Id: <20170620141314.25620-10-saeedm@mellanox.com>
Date: Tue, 20 Jun 2017 17:13:13 +0300
From: Saeed Mahameed <saeedm@...lanox.com>
To: "David S. Miller" <davem@...emloft.net>
Cc: netdev@...r.kernel.org, Feras Daoud <ferasda@...lanox.com>,
Eitan Rabin <rabin@...lanox.com>,
Saeed Mahameed <saeedm@...lanox.com>
Subject: [net-next 09/10] net/mlx5e: IPoIB, Add PTP support to IPoIB device driver
From: Feras Daoud <ferasda@...lanox.com>
Enable PTP for IPoIB rdma_netdev and add the ability
to get the time stamping parameters using ethtool.
Signed-off-by: Feras Daoud <ferasda@...lanox.com>
Signed-off-by: Eitan Rabin <rabin@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
---
drivers/net/ethernet/mellanox/mlx5/core/en.h | 2 ++
drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c | 15 +++++++++++----
drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 4 ++++
drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c | 9 +++++++++
drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c | 2 ++
5 files changed, 28 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 318ef7f0292f..626683f0f487 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -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*
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index fa472c4d3d00..ab46061f72ab 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -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;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index da42d55939ed..abf6d2fcfe0f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -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))
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c
index 20105eda2e11..bf686f0fde5d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c
@@ -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,
};
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
index 52a58af571a2..58bf0665f50b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
@@ -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);
--
2.11.0
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