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Subject[PATCH net-next 9/9] net: sparx5: Implement get_ts_info
Date
Implement the function get_ts_info in ethtool_ops which is needed to get
the HW capabilities for timestamping.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
---
.../microchip/sparx5/sparx5_ethtool.c | 34 +++++++++++++++++++
1 file changed, 34 insertions(+)

diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c b/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c
index 10b866e9f726..6b0febcb7fa9 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c
@@ -1183,6 +1183,39 @@ static void sparx5_config_port_stats(struct sparx5 *sparx5, int portno)
sparx5, ANA_AC_PORT_STAT_CFG(portno, SPX5_PORT_POLICER_DROPS));
}

+static int sparx5_get_ts_info(struct net_device *dev,
+ struct ethtool_ts_info *info)
+{
+ struct sparx5_port *port = netdev_priv(dev);
+ struct sparx5 *sparx5 = port->sparx5;
+ struct sparx5_phc *phc;
+
+ if (!sparx5->ptp)
+ return ethtool_op_get_ts_info(dev, info);
+
+ phc = &sparx5->phc[SPARX5_PHC_PORT];
+
+ info->phc_index = phc->clock ? ptp_clock_index(phc->clock) : -1;
+ if (info->phc_index == -1) {
+ info->so_timestamping |= SOF_TIMESTAMPING_TX_SOFTWARE |
+ SOF_TIMESTAMPING_RX_SOFTWARE |
+ SOF_TIMESTAMPING_SOFTWARE;
+ return 0;
+ }
+ info->so_timestamping |= SOF_TIMESTAMPING_TX_SOFTWARE |
+ SOF_TIMESTAMPING_RX_SOFTWARE |
+ SOF_TIMESTAMPING_SOFTWARE |
+ SOF_TIMESTAMPING_TX_HARDWARE |
+ SOF_TIMESTAMPING_RX_HARDWARE |
+ SOF_TIMESTAMPING_RAW_HARDWARE;
+ info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON) |
+ BIT(HWTSTAMP_TX_ONESTEP_SYNC);
+ info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) |
+ BIT(HWTSTAMP_FILTER_ALL);
+
+ return 0;
+}
+
const struct ethtool_ops sparx5_ethtool_ops = {
.get_sset_count = sparx5_get_sset_count,
.get_strings = sparx5_get_sset_strings,
@@ -1194,6 +1227,7 @@ const struct ethtool_ops sparx5_ethtool_ops = {
.get_eth_mac_stats = sparx5_get_eth_mac_stats,
.get_eth_ctrl_stats = sparx5_get_eth_mac_ctrl_stats,
.get_rmon_stats = sparx5_get_eth_rmon_stats,
+ .get_ts_info = sparx5_get_ts_info,
};

int sparx_stats_init(struct sparx5 *sparx5)
--
2.33.0
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