[PATCH net-next v3 2/4] net: phy: micrel: add HW timestamp configuration reporting
From: Vadim Fedorenko <vadim.fedorenko@linux.dev>
Date: 2026-01-06 16:08:38
Subsystem:
ethernet phy library, networking drivers, the rest · Maintainers:
Andrew Lunn, Heiner Kallweit, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
The driver stores HW timestamping configuration and can technically report it. Add callback to do it. Reviewed-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Kory Maincent <kory.maincent@bootlin.com> Signed-off-by: Vadim Fedorenko <vadim.fedorenko@linux.dev> --- drivers/net/phy/micrel.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index c0aea74a559f..225d4adf28be 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c@@ -3147,6 +3147,18 @@ static void lan8814_flush_fifo(struct phy_device *phydev, bool egress) lanphy_read_page_reg(phydev, LAN8814_PAGE_PORT_REGS, PTP_TSU_INT_STS); } +static int lan8814_hwtstamp_get(struct mii_timestamper *mii_ts, + struct kernel_hwtstamp_config *config) +{ + struct kszphy_ptp_priv *ptp_priv = + container_of(mii_ts, struct kszphy_ptp_priv, mii_ts); + + config->tx_type = ptp_priv->hwts_tx_type; + config->rx_filter = ptp_priv->rx_filter; + + return 0; +} + static int lan8814_hwtstamp_set(struct mii_timestamper *mii_ts, struct kernel_hwtstamp_config *config, struct netlink_ext_ack *extack)
@@ -4399,6 +4411,7 @@ static void lan8814_ptp_init(struct phy_device *phydev) ptp_priv->mii_ts.rxtstamp = lan8814_rxtstamp; ptp_priv->mii_ts.txtstamp = lan8814_txtstamp; ptp_priv->mii_ts.hwtstamp_set = lan8814_hwtstamp_set; + ptp_priv->mii_ts.hwtstamp_get = lan8814_hwtstamp_get; ptp_priv->mii_ts.ts_info = lan8814_ts_info; phydev->mii_ts = &ptp_priv->mii_ts;
@@ -5943,6 +5956,7 @@ static int lan8841_probe(struct phy_device *phydev) ptp_priv->mii_ts.rxtstamp = lan8841_rxtstamp; ptp_priv->mii_ts.txtstamp = lan8814_txtstamp; ptp_priv->mii_ts.hwtstamp_set = lan8841_hwtstamp_set; + ptp_priv->mii_ts.hwtstamp_get = lan8814_hwtstamp_get; ptp_priv->mii_ts.ts_info = lan8841_ts_info; phydev->mii_ts = &ptp_priv->mii_ts;
--
2.47.3