diff options
Diffstat (limited to 'drivers/net/phy/phy-core.c')
| -rw-r--r-- | drivers/net/phy/phy-core.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/drivers/net/phy/phy-core.c b/drivers/net/phy/phy-core.c index de5b869139d7..8d333d3084ed 100644 --- a/drivers/net/phy/phy-core.c +++ b/drivers/net/phy/phy-core.c @@ -6,6 +6,11 @@ #include <linux/phy.h> #include <linux/of.h> +/** + * phy_speed_to_str - Return a string representing the PHY link speed + * + * @speed: Speed of the link + */ const char *phy_speed_to_str(int speed) { BUILD_BUG_ON_MSG(__ETHTOOL_LINK_MODE_MASK_NBITS != 92, @@ -52,6 +57,11 @@ const char *phy_speed_to_str(int speed) } EXPORT_SYMBOL_GPL(phy_speed_to_str); +/** + * phy_duplex_to_str - Return string describing the duplex + * + * @duplex: Duplex setting to describe + */ const char *phy_duplex_to_str(unsigned int duplex) { if (duplex == DUPLEX_HALF) @@ -252,6 +262,16 @@ static int __set_phy_supported(struct phy_device *phydev, u32 max_speed) return __set_linkmode_max_speed(max_speed, phydev->supported); } +/** + * phy_set_max_speed - Set the maximum speed the PHY should support + * + * @phydev: The phy_device struct + * @max_speed: Maximum speed + * + * The PHY might be more capable than the MAC. For example a Fast Ethernet + * is connected to a 1G PHY. This function allows the MAC to indicate its + * maximum speed, and so limit what the PHY will advertise. + */ int phy_set_max_speed(struct phy_device *phydev, u32 max_speed) { int err; @@ -308,6 +328,16 @@ void of_set_phy_eee_broken(struct phy_device *phydev) phydev->eee_broken_modes = broken; } +/** + * phy_resolve_aneg_pause - Determine pause autoneg results + * + * @phydev: The phy_device struct + * + * Once autoneg has completed the local pause settings can be + * resolved. Determine if pause and asymmetric pause should be used + * by the MAC. + */ + void phy_resolve_aneg_pause(struct phy_device *phydev) { if (phydev->duplex == DUPLEX_FULL) { @@ -321,7 +351,7 @@ void phy_resolve_aneg_pause(struct phy_device *phydev) EXPORT_SYMBOL_GPL(phy_resolve_aneg_pause); /** - * phy_resolve_aneg_linkmode - resolve the advertisements into phy settings + * phy_resolve_aneg_linkmode - resolve the advertisements into PHY settings * @phydev: The phy_device struct * * Resolve our and the link partner advertisements into their corresponding |