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Message-Id: <20230308135936.761794-5-kory.maincent@bootlin.com>
Date: Wed, 8 Mar 2023 14:59:28 +0100
From: Köry Maincent <kory.maincent@...tlin.com>
To: Andrew Lunn <andrew@...n.ch>,
Florian Fainelli <f.fainelli@...il.com>,
Heiner Kallweit <hkallweit1@...il.com>, netdev@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-doc@...r.kernel.org, linux-omap@...r.kernel.org
Cc: Michael Walle <michael@...le.cc>,
Maxime Chevallier <maxime.chevallier@...tlin.com>,
Richard Cochran <richardcochran@...il.com>,
Kory Maincent <kory.maincent@...tlin.com>,
thomas.petazzoni@...tlin.com, Russell King <linux@...linux.org.uk>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Jonathan Corbet <corbet@....net>,
Jay Vosburgh <j.vosburgh@...il.com>,
Veaceslav Falico <vfalico@...il.com>,
Andy Gospodarek <andy@...yhouse.net>,
Joakim Zhang <qiangqing.zhang@....com>,
Vladimir Oltean <vladimir.oltean@....com>,
Claudiu Manoil <claudiu.manoil@....com>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
UNGLinuxDriver@...rochip.com,
Grygorii Strashko <grygorii.strashko@...com>,
Minghao Chi <chi.minghao@....com.cn>,
Jie Wang <wangjie125@...wei.com>,
Guangbin Huang <huangguangbin2@...wei.com>,
Oleksij Rempel <linux@...pel-privat.de>,
"Gustavo A. R. Silva" <gustavoars@...nel.org>,
Sean Anderson <sean.anderson@...o.com>,
Wolfram Sang <wsa+renesas@...g-engineering.com>,
Alexandru Tachici <alexandru.tachici@...log.com>,
Marco Bonelli <marco@...eim.net>,
Maxim Korotkov <korotkov.maxim.s@...il.com>
Subject: [PATCH v3 4/5] net: fix up drivers WRT phy time stamping
From: Richard Cochran <richardcochran@...il.com>
For "git bisect" correctness, this patch should be squashed in to the
previous one, but it is broken out here for the purpose of review.
Signed-off-by: Richard Cochran <richardcochran@...il.com>
Signed-off-by: Kory Maincent <kory.maincent@...tlin.com>
---
drivers/net/ethernet/freescale/fec_main.c | 23 +++++++++-----------
drivers/net/ethernet/mscc/ocelot_net.c | 21 +++++++++---------
drivers/net/ethernet/ti/cpsw_priv.c | 12 +++++------
drivers/net/ethernet/ti/netcp_ethss.c | 26 +++++------------------
4 files changed, 31 insertions(+), 51 deletions(-)
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index f250b0df27fb..b98119551e6a 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3058,22 +3058,19 @@ static int fec_enet_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd)
if (!netif_running(ndev))
return -EINVAL;
+ switch (cmd) {
+ case SIOCSHWTSTAMP:
+ return fep->bufdesc_ex ? fec_ptp_set(ndev, rq) :
+ -EOPNOTSUPP;
+
+ case SIOCGHWTSTAMP:
+ return fep->bufdesc_ex ? fec_ptp_get(ndev, rq) :
+ -EOPNOTSUPP;
+ }
+
if (!phydev)
return -ENODEV;
- if (fep->bufdesc_ex) {
- bool use_fec_hwts = !phy_has_hwtstamp(phydev);
-
- if (cmd == SIOCSHWTSTAMP) {
- if (use_fec_hwts)
- return fec_ptp_set(ndev, rq);
- fec_ptp_disable_hwts(ndev);
- } else if (cmd == SIOCGHWTSTAMP) {
- if (use_fec_hwts)
- return fec_ptp_get(ndev, rq);
- }
- }
-
return phy_mii_ioctl(phydev, rq, cmd);
}
diff --git a/drivers/net/ethernet/mscc/ocelot_net.c b/drivers/net/ethernet/mscc/ocelot_net.c
index 50858cc10fef..8c37db28a93d 100644
--- a/drivers/net/ethernet/mscc/ocelot_net.c
+++ b/drivers/net/ethernet/mscc/ocelot_net.c
@@ -882,18 +882,19 @@ static int ocelot_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
struct ocelot *ocelot = priv->port.ocelot;
int port = priv->port.index;
- /* If the attached PHY device isn't capable of timestamping operations,
- * use our own (when possible).
- */
- if (!phy_has_hwtstamp(dev->phydev) && ocelot->ptp) {
- switch (cmd) {
- case SIOCSHWTSTAMP:
- return ocelot_hwstamp_set(ocelot, port, ifr);
- case SIOCGHWTSTAMP:
- return ocelot_hwstamp_get(ocelot, port, ifr);
- }
+ switch (cmd) {
+ case SIOCSHWTSTAMP:
+ return ocelot->ptp ? ocelot_hwstamp_set(ocelot, port, ifr) :
+ -EOPNOTSUPP;
+
+ case SIOCGHWTSTAMP:
+ return ocelot->ptp ? ocelot_hwstamp_get(ocelot, port, ifr) :
+ -EOPNOTSUPP;
}
+ if (!dev->phydev)
+ return -ENODEV;
+
return phy_mii_ioctl(dev->phydev, ifr, cmd);
}
diff --git a/drivers/net/ethernet/ti/cpsw_priv.c b/drivers/net/ethernet/ti/cpsw_priv.c
index 758295c898ac..b15b83bb269a 100644
--- a/drivers/net/ethernet/ti/cpsw_priv.c
+++ b/drivers/net/ethernet/ti/cpsw_priv.c
@@ -714,13 +714,11 @@ int cpsw_ndo_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
phy = cpsw->slaves[slave_no].phy;
- if (!phy_has_hwtstamp(phy)) {
- switch (cmd) {
- case SIOCSHWTSTAMP:
- return cpsw_hwtstamp_set(dev, req);
- case SIOCGHWTSTAMP:
- return cpsw_hwtstamp_get(dev, req);
- }
+ switch (cmd) {
+ case SIOCSHWTSTAMP:
+ return cpsw_hwtstamp_set(dev, req);
+ case SIOCGHWTSTAMP:
+ return cpsw_hwtstamp_get(dev, req);
}
if (phy)
diff --git a/drivers/net/ethernet/ti/netcp_ethss.c b/drivers/net/ethernet/ti/netcp_ethss.c
index 751fb0bc65c5..36ce80f8bd6b 100644
--- a/drivers/net/ethernet/ti/netcp_ethss.c
+++ b/drivers/net/ethernet/ti/netcp_ethss.c
@@ -2557,15 +2557,6 @@ static int gbe_txtstamp_mark_pkt(struct gbe_intf *gbe_intf,
!gbe_dev->tx_ts_enabled)
return 0;
- /* If phy has the txtstamp api, assume it will do it.
- * We mark it here because skb_tx_timestamp() is called
- * after all the txhooks are called.
- */
- if (phy_has_txtstamp(phydev)) {
- skb_shinfo(p_info->skb)->tx_flags |= SKBTX_IN_PROGRESS;
- return 0;
- }
-
if (gbe_need_txtstamp(gbe_intf, p_info)) {
p_info->txtstamp = gbe_txtstamp;
p_info->ts_context = (void *)gbe_intf;
@@ -2583,11 +2574,6 @@ static int gbe_rxtstamp(struct gbe_intf *gbe_intf, struct netcp_packet *p_info)
if (p_info->rxtstamp_complete)
return 0;
- if (phy_has_rxtstamp(phydev)) {
- p_info->rxtstamp_complete = true;
- return 0;
- }
-
if (gbe_dev->rx_ts_enabled)
cpts_rx_timestamp(gbe_dev->cpts, p_info->skb);
@@ -2821,13 +2807,11 @@ static int gbe_ioctl(void *intf_priv, struct ifreq *req, int cmd)
struct gbe_intf *gbe_intf = intf_priv;
struct phy_device *phy = gbe_intf->slave->phy;
- if (!phy_has_hwtstamp(phy)) {
- switch (cmd) {
- case SIOCGHWTSTAMP:
- return gbe_hwtstamp_get(gbe_intf, req);
- case SIOCSHWTSTAMP:
- return gbe_hwtstamp_set(gbe_intf, req);
- }
+ switch (cmd) {
+ case SIOCGHWTSTAMP:
+ return gbe_hwtstamp_get(gbe_intf, req);
+ case SIOCSHWTSTAMP:
+ return gbe_hwtstamp_set(gbe_intf, req);
}
if (phy)
--
2.25.1
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