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 <rmk+kernel@armlinux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Russell King
2019-02-11 11:46:06 +00:00
committed by David S. Miller
parent 0946cf1dc7
commit 86e58135bc
2 changed files with 19 additions and 0 deletions

View File

@@ -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()