diff options
Diffstat (limited to 'target/linux/mvebu/patches-4.4/142-phylink-add-EEE-support.patch')
| -rw-r--r-- | target/linux/mvebu/patches-4.4/142-phylink-add-EEE-support.patch | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/target/linux/mvebu/patches-4.4/142-phylink-add-EEE-support.patch b/target/linux/mvebu/patches-4.4/142-phylink-add-EEE-support.patch new file mode 100644 index 0000000000..b06ec76b98 --- /dev/null +++ b/target/linux/mvebu/patches-4.4/142-phylink-add-EEE-support.patch @@ -0,0 +1,111 @@ +From ffba226d73a2be262fff12d30aecf76d107b2ace Mon Sep 17 00:00:00 2001 +From: Russell King <rmk+kernel@arm.linux.org.uk> +Date: Thu, 1 Oct 2015 21:19:53 +0100 +Subject: [PATCH 730/744] phylink: add EEE support + +Add EEE hooks to phylink to allow the phylib EEE functions for the +connected phy to be safely accessed. + +Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> +--- + drivers/net/phy/phylink.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++- + include/linux/phylink.h | 7 +++++- + 2 files changed, 63 insertions(+), 2 deletions(-) + +--- a/drivers/net/phy/phylink.c ++++ b/drivers/net/phy/phylink.c +@@ -334,7 +334,8 @@ static void phylink_resolve(struct work_ + if (pl->phydev) + phylink_mac_config(pl, &link_state); + +- pl->ops->mac_link_up(ndev, pl->link_an_mode); ++ pl->ops->mac_link_up(ndev, pl->link_an_mode, ++ pl->phydev); + + netif_carrier_on(ndev); + +@@ -818,6 +819,61 @@ int phylink_ethtool_set_pauseparam(struc + } + EXPORT_SYMBOL_GPL(phylink_ethtool_set_pauseparam); + ++int phylink_init_eee(struct phylink *pl, bool clk_stop_enable) ++{ ++ int ret = -EPROTONOSUPPORT; ++ ++ mutex_lock(&pl->config_mutex); ++ if (pl->phydev) ++ ret = phy_init_eee(pl->phydev, clk_stop_enable); ++ mutex_unlock(&pl->config_mutex); ++ ++ return ret; ++} ++EXPORT_SYMBOL_GPL(phylink_init_eee); ++ ++int phylink_get_eee_err(struct phylink *pl) ++{ ++ int ret = 0; ++ ++ mutex_lock(&pl->config_mutex); ++ if (pl->phydev) ++ ret = phy_get_eee_err(pl->phydev); ++ mutex_unlock(&pl->config_mutex); ++ ++ return ret; ++} ++EXPORT_SYMBOL_GPL(phylink_get_eee_err); ++ ++int phylink_ethtool_get_eee(struct phylink *pl, struct ethtool_eee *eee) ++{ ++ int ret = -EOPNOTSUPP; ++ ++ mutex_lock(&pl->config_mutex); ++ if (pl->phydev) ++ ret = phy_ethtool_get_eee(pl->phydev, eee); ++ mutex_unlock(&pl->config_mutex); ++ ++ return ret; ++} ++EXPORT_SYMBOL_GPL(phylink_ethtool_get_eee); ++ ++int phylink_ethtool_set_eee(struct phylink *pl, struct ethtool_eee *eee) ++{ ++ int ret = -EOPNOTSUPP; ++ ++ mutex_lock(&pl->config_mutex); ++ if (pl->phydev) { ++ ret = phy_ethtool_set_eee(pl->phydev, eee); ++ if (ret == 0 && eee->eee_enabled) ++ phy_start_aneg(pl->phydev); ++ } ++ mutex_unlock(&pl->config_mutex); ++ ++ return ret; ++} ++EXPORT_SYMBOL_GPL(phylink_ethtool_set_eee); ++ + /* This emulates MII registers for a fixed-mode phy operating as per the + * passed in state. "aneg" defines if we report negotiation is possible. + * +--- a/include/linux/phylink.h ++++ b/include/linux/phylink.h +@@ -51,7 +51,8 @@ struct phylink_mac_ops { + void (*mac_an_restart)(struct net_device *, unsigned int mode); + + void (*mac_link_down)(struct net_device *, unsigned int mode); +- void (*mac_link_up)(struct net_device *, unsigned int mode); ++ void (*mac_link_up)(struct net_device *, unsigned int mode, ++ struct phy_device *); + }; + + struct phylink *phylink_create(struct net_device *, struct device_node *, +@@ -74,6 +75,10 @@ void phylink_ethtool_get_pauseparam(stru + struct ethtool_pauseparam *); + int phylink_ethtool_set_pauseparam(struct phylink *, + struct ethtool_pauseparam *); ++int phylink_init_eee(struct phylink *, bool); ++int phylink_get_eee_err(struct phylink *); ++int phylink_ethtool_get_eee(struct phylink *, struct ethtool_eee *); ++int phylink_ethtool_set_eee(struct phylink *, struct ethtool_eee *); + int phylink_mii_ioctl(struct phylink *, struct ifreq *, int); + + void phylink_set_link_port(struct phylink *pl, u32 support, u8 port); |