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Commit 744e458a authored by Heiner Kallweit's avatar Heiner Kallweit Committed by David S. Miller
Browse files

net: phy: add helper linkmode_adv_to_mii_10gbt_adv_t 



Add a helper linkmode_adv_to_mii_10gbt_adv_t(), similar to
linkmode_adv_to_mii_adv_t.

Signed-off-by: default avatarHeiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 885e6319

include/linux/mdio.h

+25 −0
Original line number Diff line number Diff line
@@ -261,6 +261,31 @@ static inline u16 ethtool_adv_to_mmd_eee_adv_t(u32 adv) 
	return reg;

}



/**

 * linkmode_adv_to_mii_10gbt_adv_t

 * @advertising: the linkmode advertisement settings

 *

 * A small helper function that translates linkmode advertisement

 * settings to phy autonegotiation advertisements for the C45

 * 10GBASE-T AN CONTROL (7.32) register.

 */

static inline u32 linkmode_adv_to_mii_10gbt_adv_t(unsigned long *advertising)

{

	u32 result = 0;



	if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT,

			      advertising))

		result |= MDIO_AN_10GBT_CTRL_ADV2_5G;

	if (linkmode_test_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT,

			      advertising))

		result |= MDIO_AN_10GBT_CTRL_ADV5G;

	if (linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT,

			      advertising))

		result |= MDIO_AN_10GBT_CTRL_ADV10G;



	return result;

}



int __mdiobus_read(struct mii_bus *bus, int addr, u32 regnum);

int __mdiobus_write(struct mii_bus *bus, int addr, u32 regnum, u16 val);