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Commit e3aac889 authored by Jacob Keller's avatar Jacob Keller Committed by Jeff Kirsher
Browse files

ixgbe: add support for get_ts_info 



This patch adds support for the ethtool get_ts_info operation, which enables
access of available timestamp/timesync support for that device. It can query
which ptp clock device is associated with the particular port.

Signed-off-by: default avatarJacob Keller <jacob.e.keller@intel.com>
Tested-by: default avatarStephen Ko <stephen.s.ko@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent db76ad47

drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c

+41 −0
Original line number Diff line number Diff line
@@ -2696,6 +2696,46 @@ static int ixgbe_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) 
	return ret;

}



static int ixgbe_get_ts_info(struct net_device *dev,

			     struct ethtool_ts_info *info)

{

	struct ixgbe_adapter *adapter = netdev_priv(dev);



	switch (adapter->hw.mac.type) {

#ifdef CONFIG_IXGBE_PTP

	case ixgbe_mac_X540:

	case ixgbe_mac_82599EB:

		info->so_timestamping =

			SOF_TIMESTAMPING_TX_HARDWARE |

			SOF_TIMESTAMPING_RX_HARDWARE |

			SOF_TIMESTAMPING_RAW_HARDWARE;



		if (adapter->ptp_clock)

			info->phc_index = ptp_clock_index(adapter->ptp_clock);

		else

			info->phc_index = -1;



		info->tx_types =

			(1 << HWTSTAMP_TX_OFF) |

			(1 << HWTSTAMP_TX_ON);



		info->rx_filters =

			(1 << HWTSTAMP_FILTER_NONE) |

			(1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |

			(1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |

			(1 << HWTSTAMP_FILTER_PTP_V2_SYNC) |

			(1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) |

			(1 << HWTSTAMP_FILTER_PTP_V2_EVENT) |

			(1 << HWTSTAMP_FILTER_SOME);

		break;

#endif /* CONFIG_IXGBE_PTP */

	default:

		return ethtool_op_get_ts_info(dev, info);

		break;

	}

	return 0;

}



static const struct ethtool_ops ixgbe_ethtool_ops = {

	.get_settings           = ixgbe_get_settings,

	.set_settings           = ixgbe_set_settings,
@@ -2724,6 +2764,7 @@ static const struct ethtool_ops ixgbe_ethtool_ops = { 
	.set_coalesce           = ixgbe_set_coalesce,

	.get_rxnfc		= ixgbe_get_rxnfc,

	.set_rxnfc		= ixgbe_set_rxnfc,

	.get_ts_info		= ixgbe_get_ts_info,

};



void ixgbe_set_ethtool_ops(struct net_device *netdev)