diff options
Diffstat (limited to 'target/linux/generic/pending-4.14/701-phy_extension.patch')
| -rw-r--r-- | target/linux/generic/pending-4.14/701-phy_extension.patch | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/target/linux/generic/pending-4.14/701-phy_extension.patch b/target/linux/generic/pending-4.14/701-phy_extension.patch new file mode 100644 index 0000000000..1b380e24a9 --- /dev/null +++ b/target/linux/generic/pending-4.14/701-phy_extension.patch @@ -0,0 +1,95 @@ +From: John Crispin <john@phrozen.org> +Subject: net: phy: add phy_ethtool_ioctl() + +Signed-off-by: John Crispin <john@phrozen.org> +--- + drivers/net/phy/phy.c | 44 ++++++++++++++++++++++++++++++++++++++++++++ + include/linux/phy.h | 1 + + 2 files changed, 45 insertions(+) + +--- a/drivers/net/phy/phy.c ++++ b/drivers/net/phy/phy.c +@@ -382,6 +382,73 @@ void phy_ethtool_ksettings_get(struct ph + } + EXPORT_SYMBOL(phy_ethtool_ksettings_get); + ++static int phy_ethtool_gset(struct phy_device *phydev, struct ethtool_cmd *cmd) ++{ ++ cmd->supported = phydev->supported; ++ ++ cmd->advertising = phydev->advertising; ++ cmd->lp_advertising = phydev->lp_advertising; ++ ++ ethtool_cmd_speed_set(cmd, phydev->speed); ++ cmd->duplex = phydev->duplex; ++ if (phydev->interface == PHY_INTERFACE_MODE_MOCA) ++ cmd->port = PORT_BNC; ++ else ++ cmd->port = PORT_MII; ++ cmd->phy_address = phydev->mdio.addr; ++ cmd->transceiver = phy_is_internal(phydev) ? ++ XCVR_INTERNAL : XCVR_EXTERNAL; ++ cmd->autoneg = phydev->autoneg; ++ cmd->eth_tp_mdix_ctrl = phydev->mdix_ctrl; ++ cmd->eth_tp_mdix = phydev->mdix; ++ ++ return 0; ++} ++ ++int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr) ++{ ++ u32 cmd; ++ int tmp; ++ struct ethtool_cmd ecmd = { ETHTOOL_GSET }; ++ struct ethtool_value edata = { ETHTOOL_GLINK }; ++ ++ if (get_user(cmd, (u32 *) useraddr)) ++ return -EFAULT; ++ ++ switch (cmd) { ++ case ETHTOOL_GSET: ++ phy_ethtool_gset(phydev, &ecmd); ++ if (copy_to_user(useraddr, &ecmd, sizeof(ecmd))) ++ return -EFAULT; ++ return 0; ++ ++ case ETHTOOL_SSET: ++ if (copy_from_user(&ecmd, useraddr, sizeof(ecmd))) ++ return -EFAULT; ++ return phy_ethtool_sset(phydev, &ecmd); ++ ++ case ETHTOOL_NWAY_RST: ++ /* if autoneg is off, it's an error */ ++ tmp = phy_read(phydev, MII_BMCR); ++ if (tmp & BMCR_ANENABLE) { ++ tmp |= (BMCR_ANRESTART); ++ phy_write(phydev, MII_BMCR, tmp); ++ return 0; ++ } ++ return -EINVAL; ++ ++ case ETHTOOL_GLINK: ++ edata.data = (phy_read(phydev, ++ MII_BMSR) & BMSR_LSTATUS) ? 1 : 0; ++ if (copy_to_user(useraddr, &edata, sizeof(edata))) ++ return -EFAULT; ++ return 0; ++ } ++ ++ return -EOPNOTSUPP; ++} ++EXPORT_SYMBOL(phy_ethtool_ioctl); ++ + /** + * phy_mii_ioctl - generic PHY MII ioctl interface + * @phydev: the phy_device struct +--- a/include/linux/phy.h ++++ b/include/linux/phy.h +@@ -905,6 +905,7 @@ void phy_ethtool_ksettings_get(struct ph + struct ethtool_link_ksettings *cmd); + int phy_ethtool_ksettings_set(struct phy_device *phydev, + const struct ethtool_link_ksettings *cmd); ++int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr); + int phy_mii_ioctl(struct phy_device *phydev, struct ifreq *ifr, int cmd); + int phy_start_interrupts(struct phy_device *phydev); + void phy_print_status(struct phy_device *phydev); |