From 86e58135bc4ac68b41be11d82f1b1f87cb6119ba Mon Sep 17 00:00:00 2001 From: Russell King Date: Mon, 11 Feb 2019 11:46:06 +0000 Subject: [PATCH] net: phylink: add phylink_init_eee() helper Provide phylink_init_eee() to allow MAC drivers to initialise PHY EEE from within the ethtool set_eee() method. Signed-off-by: Russell King Signed-off-by: David S. Miller --- drivers/net/phy/phylink.c | 18 ++++++++++++++++++ include/linux/phylink.h | 1 + 2 files changed, 19 insertions(+) diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index a148866cbb14..33f66dcd369a 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -1271,6 +1271,24 @@ int phylink_get_eee_err(struct phylink *pl) } EXPORT_SYMBOL_GPL(phylink_get_eee_err); +/** + * phylink_init_eee() - init and check the EEE features + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @clk_stop_enable: allow PHY to stop receive clock + * + * Must be called either with RTNL held or within mac_link_up() + */ +int phylink_init_eee(struct phylink *pl, bool clk_stop_enable) +{ + int ret = -EOPNOTSUPP; + + if (pl->phydev) + ret = phy_init_eee(pl->phydev, clk_stop_enable); + + return ret; +} +EXPORT_SYMBOL_GPL(phylink_init_eee); + /** * phylink_ethtool_get_eee() - read the energy efficient ethernet parameters * @pl: a pointer to a &struct phylink returned from phylink_create() diff --git a/include/linux/phylink.h b/include/linux/phylink.h index 021fc6595856..f57059e4353f 100644 --- a/include/linux/phylink.h +++ b/include/linux/phylink.h @@ -220,6 +220,7 @@ void phylink_ethtool_get_pauseparam(struct phylink *, int phylink_ethtool_set_pauseparam(struct phylink *, struct ethtool_pauseparam *); int phylink_get_eee_err(struct phylink *); +int phylink_init_eee(struct phylink *, bool); 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); -- 2.30.2