diff options
author | Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | 2021-11-21 13:02:03 +0000 |
---|---|---|
committer | Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | 2022-06-18 12:12:03 +0100 |
commit | 8b70848bb311da1845fb9929671292d332613c7b (patch) | |
tree | 731b6594108ee1149ed3b17cd3b44f2167f82ee6 | |
parent | 6345a365c12ea582b8d4fefd595aba8116064d01 (diff) |
net: phylink: add phylink_pcs_inband()
Add phylink_pcs_inband() to indicate whether the PCS should be using
inband signalling.
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
-rw-r--r-- | drivers/net/phy/phylink.c | 5 | ||||
-rw-r--r-- | include/linux/phylink.h | 19 |
2 files changed, 20 insertions, 4 deletions
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index ecb8541de31c..8612baf0d829 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -3025,10 +3025,7 @@ int phylink_mii_c22_pcs_config(struct mdio_device *pcs, unsigned int mode, } /* Ensure ISOLATE bit is disabled */ - if (mode == MLO_AN_INBAND && - (interface == PHY_INTERFACE_MODE_SGMII || - interface == PHY_INTERFACE_MODE_QSGMII || - linkmode_test_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, advertising))) + if (phylink_pcs_inband(mode, interface, advertising)) bmcr = BMCR_ANENABLE; else bmcr = 0; diff --git a/include/linux/phylink.h b/include/linux/phylink.h index 6d06896fc20d..e7bc8d4b306e 100644 --- a/include/linux/phylink.h +++ b/include/linux/phylink.h @@ -51,6 +51,25 @@ static inline bool phylink_autoneg_inband(unsigned int mode) } /** + * phylink_pcs_inband() - helper to indicate whether to enable inband signalling + * @mode: one of %MLO_AN_FIXED, %MLO_AN_PHY, %MLO_AN_INBAND. + * @interface: interface mode to be used + * @advertising: adertisement ethtool link mode mask + * + * Returns true if the mode/interface/advertising mask indicates that we + * should be using inband signalling at the PCS block, false otherwise. + */ +static inline bool phylink_pcs_inband(unsigned int mode, + phy_interface_t interface, + const unsigned long *advertising) +{ + return phylink_autoneg_inband(mode) && + (interface == PHY_INTERFACE_MODE_SGMII || + interface == PHY_INTERFACE_MODE_QSGMII || + linkmode_test_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, advertising)); +} + +/** * struct phylink_link_state - link state structure * @advertising: ethtool bitmask containing advertised link modes * @lp_advertising: ethtool bitmask containing link partner advertised link |