diff options
| author |   Russell King <rmk+kernel@arm.linux.org.uk> | 2015-09-24 00:07:17 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2015-09-25 12:23:47 -0700 |
| commit | 357cd64c18404309aabefb82019b12773de31a12 (patch) | |
| tree | 54df6b088525148348d0601dd7a8bf68753234a6 /drivers | |
| parent | Merge branch 'phy-mdio-refcnt' (diff) | |
| download | linux-dev-357cd64c18404309aabefb82019b12773de31a12.tar.xz linux-dev-357cd64c18404309aabefb82019b12773de31a12.zip | |
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/phy/marvell.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index e6897b6a8a53..5de8d5827536 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -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; |