From: Stefan Eichenberger <eichest@gmail•com>
To: netdev@vger•kernel.org, andrew@lunn•ch, hkallweit1@gmail•com,
linux@armlinux•org.uk, francesco.dolcini@toradex•com,
kabel@kernel•org
Cc: davem@davemloft•net, edumazet@google•com, kuba@kernel•org,
pabeni@redhat•com, eichest@gmail•com
Subject: [PATCH net-next v4 4/5] net: phy: c45: detect the BASE-T1 speed from the ability register
Date: Wed, 19 Jul 2023 08:42:57 +0200 [thread overview]
Message-ID: <20230719064258.9746-5-eichest@gmail.com> (raw)
In-Reply-To: <20230719064258.9746-1-eichest@gmail.com>
Read the ability to do 100BASE-T1 and 1000BASE-T1 from the extended
BASE-T1 ability register of the PHY.
Signed-off-by: Stefan Eichenberger <eichest@gmail•com>
Reviewed-by: Andrew Lunn <andrew@lunn•ch>
---
drivers/net/phy/phy-c45.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/net/phy/phy-c45.c b/drivers/net/phy/phy-c45.c
index 58a6bbbe8a70c..8e6fd4962c486 100644
--- a/drivers/net/phy/phy-c45.c
+++ b/drivers/net/phy/phy-c45.c
@@ -899,6 +899,14 @@ int genphy_c45_pma_baset1_read_abilities(struct phy_device *phydev)
phydev->supported,
val & MDIO_PMA_PMD_BT1_B10L_ABLE);
+ linkmode_mod_bit(ETHTOOL_LINK_MODE_100baseT1_Full_BIT,
+ phydev->supported,
+ val & MDIO_PMA_PMD_BT1_B100_ABLE);
+
+ linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT1_Full_BIT,
+ phydev->supported,
+ val & MDIO_PMA_PMD_BT1_B1000_ABLE);
+
val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_T1_STAT);
if (val < 0)
return val;
--
2.39.2
next prev parent reply other threads:[~2023-07-19 6:43 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-19 6:42 [PATCH net-next v4 0/5] Add a driver for the Marvell 88Q2110 PHY Stefan Eichenberger
2023-07-19 6:42 ` [PATCH net-next v4 1/5] net: phy: add registers to support 1000BASE-T1 Stefan Eichenberger
2023-07-19 6:42 ` [PATCH net-next v4 2/5] net: phy: c45: add support for 1000BASE-T1 forced setup Stefan Eichenberger
2023-07-19 6:42 ` [PATCH net-next v4 3/5] net: phy: c45: add a separate function to read BASE-T1 abilities Stefan Eichenberger
2023-07-19 6:42 ` Stefan Eichenberger [this message]
2023-07-19 6:42 ` [PATCH net-next v4 5/5] net: phy: marvell-88q2xxx: add driver for the Marvell 88Q2110 PHY Stefan Eichenberger
2023-07-20 10:50 ` [PATCH net-next v4 0/5] Add a " patchwork-bot+netdevbpf
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