diff options
| author | Heiner Kallweit <hkallweit1@gmail.com> | 2019-02-17 12:28:33 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-02-17 21:26:34 +0300 |
| commit | 744e458aebf8dc7f33eee9af61aeb0145de921a6 (patch) | |
| tree | 61fd4d25736f07fc48fabf92302d3b07980008ea /include | |
| parent | 885e63195980ab25abc67336f0c44d4cb4e6e72b (diff) | |
| download | linux-744e458aebf8dc7f33eee9af61aeb0145de921a6.tar.xz | |
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 <hkallweit1@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mdio.h | 25 |
1 files changed, 25 insertions, 0 deletions
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); |