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net: phy: Add limkmode equivalents to some of the MII ethtool helpers

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Add helpers which take a linkmode rather than a u32 ethtool for
advertising settings.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn 2018-09-29 23:04:14 +02:00 committed by David S. Miller
parent 5f991f7bdd
commit f954a04ea1
1 changed files with 50 additions and 0 deletions
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50
include/linux/mii.h
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@ -132,6 +132,34 @@ static inline u32 ethtool_adv_to_mii_adv_t(u32 ethadv)
return result;
}
/**
* linkmode_adv_to_mii_adv_t
* @advertising: the linkmode advertisement settings
*
* A small helper function that translates linkmode advertisement
* settings to phy autonegotiation advertisements for the
* MII_ADVERTISE register.
*/
static inline u32 linkmode_adv_to_mii_adv_t(unsigned long *advertising)
{
u32 result = 0;
if (linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT_Half_BIT, advertising))
result |= ADVERTISE_10HALF;
if (linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT_Full_BIT, advertising))
result |= ADVERTISE_10FULL;
if (linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT, advertising))
result |= ADVERTISE_100HALF;
if (linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, advertising))
result |= ADVERTISE_100FULL;
if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertising))
result |= ADVERTISE_PAUSE_CAP;
if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertising))
result |= ADVERTISE_PAUSE_ASYM;
return result;
}
/**
* mii_adv_to_ethtool_adv_t
* @adv: value of the MII_ADVERTISE register
@ -179,6 +207,28 @@ static inline u32 ethtool_adv_to_mii_ctrl1000_t(u32 ethadv)
return result;
}
/**
* linkmode_adv_to_mii_ctrl1000_t
* advertising: the linkmode advertisement settings
*
* A small helper function that translates linkmode advertisement
* settings to phy autonegotiation advertisements for the
* MII_CTRL1000 register when in 1000T mode.
*/
static inline u32 linkmode_adv_to_mii_ctrl1000_t(unsigned long *advertising)
{
u32 result = 0;
if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
advertising))
result |= ADVERTISE_1000HALF;
if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
advertising))
result |= ADVERTISE_1000FULL;
return result;
}
/**
* mii_ctrl1000_to_ethtool_adv_t
* @adv: value of the MII_CTRL1000 register