[PATCH net-next v3 4/4] net: phy: microchip_rds_ptp: add HW timestamp configuration reporting
From: Vadim Fedorenko <vadim.fedorenko@linux.dev>
Date: 2026-01-06 16:08:41
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: Kory Maincent <kory.maincent@bootlin.com> Signed-off-by: Vadim Fedorenko <vadim.fedorenko@linux.dev> --- drivers/net/phy/microchip_rds_ptp.c | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/drivers/net/phy/microchip_rds_ptp.c b/drivers/net/phy/microchip_rds_ptp.c
index 5f6e7cd11622..f5f2928e705f 100644
--- a/drivers/net/phy/microchip_rds_ptp.c
+++ b/drivers/net/phy/microchip_rds_ptp.c@@ -476,6 +476,18 @@ static bool mchp_rds_ptp_rxtstamp(struct mii_timestamper *mii_ts, return true; } +static int mchp_rds_ptp_hwtstamp_get(struct mii_timestamper *mii_ts, + struct kernel_hwtstamp_config *config) +{ + struct mchp_rds_ptp_clock *clock = + container_of(mii_ts, struct mchp_rds_ptp_clock, + mii_ts); + config->tx_type = clock->hwts_tx_type; + config->rx_filter = clock->rx_filter; + + return 0; +} + static int mchp_rds_ptp_hwtstamp_set(struct mii_timestamper *mii_ts, struct kernel_hwtstamp_config *config, struct netlink_ext_ack *extack)
@@ -1293,6 +1305,7 @@ struct mchp_rds_ptp_clock *mchp_rds_ptp_probe(struct phy_device *phydev, u8 mmd, clock->mii_ts.rxtstamp = mchp_rds_ptp_rxtstamp; clock->mii_ts.txtstamp = mchp_rds_ptp_txtstamp; clock->mii_ts.hwtstamp_set = mchp_rds_ptp_hwtstamp_set; + clock->mii_ts.hwtstamp_get = mchp_rds_ptp_hwtstamp_get; clock->mii_ts.ts_info = mchp_rds_ptp_ts_info; phydev->mii_ts = &clock->mii_ts;
--
2.47.3