From: Niklas Söderlund Date: Sun, 1 Feb 2026 18:37:44 +0000 (+0100) Subject: net: ethernet: renesas: rcar_gen4_ptp: Add helper to read time X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5640afa0583d581320d649c4c137bd265607a56a;p=thirdparty%2Fkernel%2Flinux.git net: ethernet: renesas: rcar_gen4_ptp: Add helper to read time Instead of accessing the Gen4 PTP specific structure directly in drivers add a helper to read the time. This is done in preparation to completely hide the Gen4 PTP specific structure from users. Signed-off-by: Niklas Söderlund Link: https://patch.msgid.link/20260201183745.1075399-4-niklas.soderlund+renesas@ragnatech.se Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/ethernet/renesas/rcar_gen4_ptp.c b/drivers/net/ethernet/renesas/rcar_gen4_ptp.c index 75bf7aac089b..a14a16cf5fe6 100644 --- a/drivers/net/ethernet/renesas/rcar_gen4_ptp.c +++ b/drivers/net/ethernet/renesas/rcar_gen4_ptp.c @@ -194,6 +194,16 @@ int rcar_gen4_ptp_clock_index(struct rcar_gen4_ptp_private *priv) } EXPORT_SYMBOL_GPL(rcar_gen4_ptp_clock_index); +void rcar_gen4_ptp_gettime64(struct rcar_gen4_ptp_private *priv, + struct timespec64 *ts) +{ + if (!priv->initialized) + return; + + priv->info.gettime64(&priv->info, ts); +} +EXPORT_SYMBOL_GPL(rcar_gen4_ptp_gettime64); + MODULE_AUTHOR("Yoshihiro Shimoda"); MODULE_DESCRIPTION("Renesas R-Car Gen4 gPTP driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/renesas/rcar_gen4_ptp.h b/drivers/net/ethernet/renesas/rcar_gen4_ptp.h index c141cd38a40d..fffccda401f5 100644 --- a/drivers/net/ethernet/renesas/rcar_gen4_ptp.h +++ b/drivers/net/ethernet/renesas/rcar_gen4_ptp.h @@ -24,5 +24,7 @@ struct rcar_gen4_ptp_private *rcar_gen4_ptp_alloc(struct platform_device *pdev, void __iomem *addr); int rcar_gen4_ptp_clock_index(struct rcar_gen4_ptp_private *priv); +void rcar_gen4_ptp_gettime64(struct rcar_gen4_ptp_private *priv, + struct timespec64 *ts); #endif /* #ifndef __RCAR_GEN4_PTP_H__ */ diff --git a/drivers/net/ethernet/renesas/rtsn.c b/drivers/net/ethernet/renesas/rtsn.c index ce1047743970..85052b47afb9 100644 --- a/drivers/net/ethernet/renesas/rtsn.c +++ b/drivers/net/ethernet/renesas/rtsn.c @@ -104,13 +104,6 @@ static void rtsn_ctrl_data_irq(struct rtsn_private *priv, bool enable) } } -static void rtsn_get_timestamp(struct rtsn_private *priv, struct timespec64 *ts) -{ - struct rcar_gen4_ptp_private *ptp_priv = priv->ptp_priv; - - ptp_priv->info.gettime64(&ptp_priv->info, ts); -} - static int rtsn_tx_free(struct net_device *ndev, bool free_txed_only) { struct rtsn_private *priv = netdev_priv(ndev); @@ -133,7 +126,7 @@ static int rtsn_tx_free(struct net_device *ndev, bool free_txed_only) struct skb_shared_hwtstamps shhwtstamps; struct timespec64 ts; - rtsn_get_timestamp(priv, &ts); + rcar_gen4_ptp_gettime64(priv->ptp_priv, &ts); memset(&shhwtstamps, 0, sizeof(shhwtstamps)); shhwtstamps.hwtstamp = timespec64_to_ktime(ts); skb_tstamp_tx(skb, &shhwtstamps);