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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Stubs for the Network PHY library
*/
#include <linux/rtnetlink.h>
struct ethtool_eth_phy_stats;
struct ethtool_link_ext_stats;
struct ethtool_phy_stats;
struct kernel_hwtstamp_config;
struct netlink_ext_ack;
struct phy_device;
#if IS_ENABLED(CONFIG_PHYLIB)
extern const struct phylib_stubs *phylib_stubs;
struct phylib_stubs {
int (*hwtstamp_get)(struct phy_device *phydev,
struct kernel_hwtstamp_config *config);
int (*hwtstamp_set)(struct phy_device *phydev,
struct kernel_hwtstamp_config *config,
struct netlink_ext_ack *extack);
void (*get_phy_stats)(struct phy_device *phydev,
struct ethtool_eth_phy_stats *phy_stats,
struct ethtool_phy_stats *phydev_stats);
void (*get_link_ext_stats)(struct phy_device *phydev,
struct ethtool_link_ext_stats *link_stats);
};
static inline int phy_hwtstamp_get(struct phy_device *phydev,
struct kernel_hwtstamp_config *config)
{
/* phylib_register_stubs() and phylib_unregister_stubs()
* also run under rtnl_lock().
*/
ASSERT_RTNL();
if (!phylib_stubs)
return -EOPNOTSUPP;
return phylib_stubs->hwtstamp_get(phydev, config);
}
static inline int phy_hwtstamp_set(struct phy_device *phydev,
struct kernel_hwtstamp_config *config,
struct netlink_ext_ack *extack)
{
/* phylib_register_stubs() and phylib_unregister_stubs()
* also run under rtnl_lock().
*/
ASSERT_RTNL();
if (!phylib_stubs)
return -EOPNOTSUPP;
return phylib_stubs->hwtstamp_set(phydev, config, extack);
}
static inline void phy_ethtool_get_phy_stats(struct phy_device *phydev,
struct ethtool_eth_phy_stats *phy_stats,
struct ethtool_phy_stats *phydev_stats)
{
ASSERT_RTNL();
if (!phylib_stubs)
return;
phylib_stubs->get_phy_stats(phydev, phy_stats, phydev_stats);
}
static inline void phy_ethtool_get_link_ext_stats(struct phy_device *phydev,
struct ethtool_link_ext_stats *link_stats)
{
ASSERT_RTNL();
if (!phylib_stubs)
return;
phylib_stubs->get_link_ext_stats(phydev, link_stats);
}
#else
static inline int phy_hwtstamp_get(struct phy_device *phydev,
struct kernel_hwtstamp_config *config)
{
return -EOPNOTSUPP;
}
static inline int phy_hwtstamp_set(struct phy_device *phydev,
struct kernel_hwtstamp_config *config,
struct netlink_ext_ack *extack)
{
return -EOPNOTSUPP;
}
static inline void phy_ethtool_get_phy_stats(struct phy_device *phydev,
struct ethtool_eth_phy_stats *phy_stats,
struct ethtool_phy_stats *phydev_stats)
{
}
static inline void phy_ethtool_get_link_ext_stats(struct phy_device *phydev,
struct ethtool_link_ext_stats *link_stats)
{
}
#endif
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