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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
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18
drivers/net/phy/phylink.c
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()

1
include/linux/phylink.h
View File

@ -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);