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Message-Id: <20240226-feature_ptp_netnext-v9-2-455611549f21@bootlin.com>
Date: Mon, 26 Feb 2024 14:39:53 +0100
From: Kory Maincent <kory.maincent@...tlin.com>
To: Florian Fainelli <florian.fainelli@...adcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, 
 Andrew Lunn <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.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>, 
 Richard Cochran <richardcochran@...il.com>, 
 Radu Pirea <radu-nicolae.pirea@....nxp.com>, 
 Jay Vosburgh <j.vosburgh@...il.com>, Andy Gospodarek <andy@...yhouse.net>, 
 Nicolas Ferre <nicolas.ferre@...rochip.com>, 
 Claudiu Beznea <claudiu.beznea@...on.dev>, 
 Willem de Bruijn <willemdebruijn.kernel@...il.com>, 
 Jonathan Corbet <corbet@....net>, 
 Horatiu Vultur <horatiu.vultur@...rochip.com>, UNGLinuxDriver@...rochip.com, 
 Simon Horman <horms@...nel.org>, Vladimir Oltean <vladimir.oltean@....com>
Cc: Thomas Petazzoni <thomas.petazzoni@...tlin.com>, netdev@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org, 
 Maxime Chevallier <maxime.chevallier@...tlin.com>, 
 Rahul Rameshbabu <rrameshbabu@...dia.com>, 
 Kory Maincent <kory.maincent@...tlin.com>
Subject: [PATCH net-next v9 02/13] net: Make dev_get_hwtstamp_phylib
 accessible

Make the dev_get_hwtstamp_phylib function accessible in prevision to use
it from ethtool to read the hwtstamp current configuration.

Reviewed-by: Florian Fainelli <florian.fainelli@...adcom.com>
Signed-off-by: Kory Maincent <kory.maincent@...tlin.com>
---

Change in v8:
- New patch
---
 include/linux/netdevice.h | 2 ++
 net/core/dev_ioctl.c      | 5 +++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index f07c8374f29c..7f78aef73fe1 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -4005,6 +4005,8 @@ int generic_hwtstamp_set_lower(struct net_device *dev,
 int dev_set_hwtstamp_phylib(struct net_device *dev,
 			    struct kernel_hwtstamp_config *cfg,
 			    struct netlink_ext_ack *extack);
+int dev_get_hwtstamp_phylib(struct net_device *dev,
+			    struct kernel_hwtstamp_config *cfg);
 int dev_ethtool(struct net *net, struct ifreq *ifr, void __user *userdata);
 unsigned int dev_get_flags(const struct net_device *);
 int __dev_change_flags(struct net_device *dev, unsigned int flags,
diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c
index 9a66cf5015f2..5d3b169d8f18 100644
--- a/net/core/dev_ioctl.c
+++ b/net/core/dev_ioctl.c
@@ -268,14 +268,15 @@ static int dev_eth_ioctl(struct net_device *dev,
  * -EOPNOTSUPP for phylib for now, which is still more accurate than letting
  * the netdev handle the GET request.
  */
-static int dev_get_hwtstamp_phylib(struct net_device *dev,
-				   struct kernel_hwtstamp_config *cfg)
+int dev_get_hwtstamp_phylib(struct net_device *dev,
+			    struct kernel_hwtstamp_config *cfg)
 {
 	if (phy_has_hwtstamp(dev->phydev))
 		return phy_hwtstamp_get(dev->phydev, cfg);
 
 	return dev->netdev_ops->ndo_hwtstamp_get(dev, cfg);
 }
+EXPORT_SYMBOL_GPL(dev_get_hwtstamp_phylib);
 
 static int dev_get_hwtstamp(struct net_device *dev, struct ifreq *ifr)
 {

-- 
2.25.1


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