mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-26 10:49:33 +00:00
phy: marvell: add link partner advertised modes
Read the standard link partner advertisment registers and store it in phydev->lp_advertising, so ethtool can report this information to userspace via ethtool. Zero it as per genphy if autonegotiation is disabled. Tested with a Marvell 88E1512 PHY. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
b626ef0128
commit
357cd64c18
1 changed files with 9 additions and 0 deletions
|
@ -785,6 +785,7 @@ static int marvell_read_status(struct phy_device *phydev)
|
|||
int adv;
|
||||
int err;
|
||||
int lpa;
|
||||
int lpagb;
|
||||
int status = 0;
|
||||
|
||||
/* Update the link, but return if there
|
||||
|
@ -802,10 +803,17 @@ static int marvell_read_status(struct phy_device *phydev)
|
|||
if (lpa < 0)
|
||||
return lpa;
|
||||
|
||||
lpagb = phy_read(phydev, MII_STAT1000);
|
||||
if (lpagb < 0)
|
||||
return lpagb;
|
||||
|
||||
adv = phy_read(phydev, MII_ADVERTISE);
|
||||
if (adv < 0)
|
||||
return adv;
|
||||
|
||||
phydev->lp_advertising = mii_stat1000_to_ethtool_lpa_t(lpagb) |
|
||||
mii_lpa_to_ethtool_lpa_t(lpa);
|
||||
|
||||
lpa &= adv;
|
||||
|
||||
if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
|
||||
|
@ -853,6 +861,7 @@ static int marvell_read_status(struct phy_device *phydev)
|
|||
phydev->speed = SPEED_10;
|
||||
|
||||
phydev->pause = phydev->asym_pause = 0;
|
||||
phydev->lp_advertising = 0;
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
|
Loading…
Reference in a new issue