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net: phy: add genphy_read_abilities

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Similar to genphy_c45_pma_read_abilities() add a function to dynamically
detect the abilities of a Clause 22 PHY. This is mainly copied from
genphy_config_init().

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Heiner Kallweit
2019-03-27 21:58:44 +01:00
committed by David S. Miller
parent 6d670497e0
commit 045925e3fe
2 changed files with 49 additions and 0 deletions
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include/linux/phy.h
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@@ -1075,6 +1075,7 @@ void phy_attached_info(struct phy_device *phydev);
/* Clause 22 PHY */
int genphy_config_init(struct phy_device *phydev);
int genphy_read_abilities(struct phy_device *phydev);
int genphy_setup_forced(struct phy_device *phydev);
int genphy_restart_aneg(struct phy_device *phydev);
int genphy_config_eee_advert(struct phy_device *phydev);