From 744e458aebf8dc7f33eee9af61aeb0145de921a6 Mon Sep 17 00:00:00 2001 From: Heiner Kallweit Date: Sun, 17 Feb 2019 10:28:33 +0100 Subject: net: phy: add helper linkmode_adv_to_mii_10gbt_adv_t Add a helper linkmode_adv_to_mii_10gbt_adv_t(), similar to linkmode_adv_to_mii_adv_t. Signed-off-by: Heiner Kallweit Reviewed-by: Florian Fainelli Signed-off-by: David S. Miller --- include/linux/mdio.h | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'include/linux') diff --git a/include/linux/mdio.h b/include/linux/mdio.h index bfa7114167d7..dd46828b4c47 100644 --- a/include/linux/mdio.h +++ b/include/linux/mdio.h @@ -261,6 +261,31 @@ static inline u16 ethtool_adv_to_mmd_eee_adv_t(u32 adv) return reg; } +/** + * linkmode_adv_to_mii_10gbt_adv_t + * @advertising: the linkmode advertisement settings + * + * A small helper function that translates linkmode advertisement + * settings to phy autonegotiation advertisements for the C45 + * 10GBASE-T AN CONTROL (7.32) register. + */ +static inline u32 linkmode_adv_to_mii_10gbt_adv_t(unsigned long *advertising) +{ + u32 result = 0; + + if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, + advertising)) + result |= MDIO_AN_10GBT_CTRL_ADV2_5G; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT, + advertising)) + result |= MDIO_AN_10GBT_CTRL_ADV5G; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, + advertising)) + result |= MDIO_AN_10GBT_CTRL_ADV10G; + + return result; +} + int __mdiobus_read(struct mii_bus *bus, int addr, u32 regnum); int __mdiobus_write(struct mii_bus *bus, int addr, u32 regnum, u16 val); -- cgit v1.2.3 From 9a5dc8af441668a3db7fdcd927cb288be62c0a2e Mon Sep 17 00:00:00 2001 From: Andrew Lunn Date: Sun, 17 Feb 2019 10:29:19 +0100 Subject: net: phy: add genphy_c45_an_config_aneg C45 configuration of 10/100 and multi-giga bit auto negotiation advertisement is standardized. Configuration of 1000Base-T however appears to be vendor specific. Move the generic code out of the Marvell driver into the common phy-c45.c file. v2: - change function name to genphy_c45_an_config_aneg Signed-off-by: Andrew Lunn [hkallweit1@gmail.com: use new helper linkmode_adv_to_mii_10gbt_adv_t and split patch] Signed-off-by: Heiner Kallweit Reviewed-by: Florian Fainelli Signed-off-by: David S. Miller --- include/linux/phy.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux') diff --git a/include/linux/phy.h b/include/linux/phy.h index bf1070c2a53b..3db507e68191 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -1101,6 +1101,7 @@ int genphy_c45_read_link(struct phy_device *phydev); int genphy_c45_read_lpa(struct phy_device *phydev); int genphy_c45_read_pma(struct phy_device *phydev); int genphy_c45_pma_setup_forced(struct phy_device *phydev); +int genphy_c45_an_config_aneg(struct phy_device *phydev); int genphy_c45_an_disable_aneg(struct phy_device *phydev); int genphy_c45_read_mdix(struct phy_device *phydev); int genphy_c45_pma_read_abilities(struct phy_device *phydev); -- cgit v1.2.3