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Date: Thu, 27 Jan 2022 11:23:33 +0100 From: Horatiu Vultur <horatiu.vultur@...rochip.com> To: <netdev@...r.kernel.org>, <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org> CC: <davem@...emloft.net>, <kuba@...nel.org>, <robh+dt@...nel.org>, <UNGLinuxDriver@...rochip.com>, <linux@...linux.org.uk>, <richardcochran@...il.com>, <f.fainelli@...il.com>, <vivien.didelot@...il.com>, <vladimir.oltean@....com>, <andrew@...n.ch>, Horatiu Vultur <horatiu.vultur@...rochip.com> Subject: [PATCH net-next 7/7] net: lan966x: Implement get_ts_info 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@...rochip.com> --- .../microchip/lan966x/lan966x_ethtool.c | 36 +++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_ethtool.c b/drivers/net/ethernet/microchip/lan966x/lan966x_ethtool.c index 614f12c2fe6a..1dd12e0c3b58 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_ethtool.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_ethtool.c @@ -545,6 +545,41 @@ static int lan966x_set_pauseparam(struct net_device *dev, return phylink_ethtool_set_pauseparam(port->phylink, pause); } +static int lan966x_get_ts_info(struct net_device *dev, + struct ethtool_ts_info *info) +{ + struct lan966x_port *port = netdev_priv(dev); + struct lan966x *lan966x = port->lan966x; + struct lan966x_phc *phc; + + if (!lan966x->ptp) + return ethtool_op_get_ts_info(dev, info); + + phc = &lan966x->phc[LAN966X_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_PTP_V2_EVENT) | + BIT(HWTSTAMP_FILTER_PTP_V2_L2_EVENT) | + BIT(HWTSTAMP_FILTER_PTP_V2_L4_EVENT); + + return 0; +} + const struct ethtool_ops lan966x_ethtool_ops = { .get_link_ksettings = lan966x_get_link_ksettings, .set_link_ksettings = lan966x_set_link_ksettings, @@ -556,6 +591,7 @@ const struct ethtool_ops lan966x_ethtool_ops = { .get_eth_mac_stats = lan966x_get_eth_mac_stats, .get_rmon_stats = lan966x_get_eth_rmon_stats, .get_link = ethtool_op_get_link, + .get_ts_info = lan966x_get_ts_info, }; static void lan966x_check_stats_work(struct work_struct *work) -- 2.33.0
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