diff mbox series

[net-next,v5,07/23] net: phy: c45: migrate to genphy_c45_write_eee_adv()

Message ID 20230206135050.3237952-8-o.rempel@pengutronix.de
State Handled Elsewhere
Headers show
Series net: add EEE support for KSZ9477 and AR8035 with i.MX6 | expand

Commit Message

Oleksij Rempel Feb. 6, 2023, 1:50 p.m. UTC
Migrate from genphy_config_eee_advert() to genphy_c45_write_eee_adv().

It should work as before except write operation to the EEE adv registers
will be done only if some EEE abilities was detected.

If some driver will have a regression, related driver should provide own
.get_features callback. See micrel.c:ksz9477_get_features() as example.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
 drivers/net/phy/phy-c45.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

Comments

Andrew Lunn Feb. 7, 2023, 12:52 a.m. UTC | #1
On Mon, Feb 06, 2023 at 02:50:34PM +0100, Oleksij Rempel wrote:
> Migrate from genphy_config_eee_advert() to genphy_c45_write_eee_adv().
> 
> It should work as before except write operation to the EEE adv registers
> will be done only if some EEE abilities was detected.
> 
> If some driver will have a regression, related driver should provide own
> .get_features callback. See micrel.c:ksz9477_get_features() as example.
> 
> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>

Reviewed-by: Andrew Lunn <andrew@lunn.ch>

    Andrew
diff mbox series

Patch

diff --git a/drivers/net/phy/phy-c45.c b/drivers/net/phy/phy-c45.c
index 38361df1e669..23ecb12714b6 100644
--- a/drivers/net/phy/phy-c45.c
+++ b/drivers/net/phy/phy-c45.c
@@ -262,7 +262,11 @@  int genphy_c45_an_config_aneg(struct phy_device *phydev)
 	linkmode_and(phydev->advertising, phydev->advertising,
 		     phydev->supported);
 
-	changed = genphy_config_eee_advert(phydev);
+	ret = genphy_c45_write_eee_adv(phydev, phydev->supported_eee);
+	if (ret < 0)
+		return ret;
+	else if (ret)
+		changed = true;
 
 	if (genphy_c45_baset1_able(phydev))
 		return genphy_c45_baset1_an_config_aneg(phydev);
@@ -968,6 +972,11 @@  int genphy_c45_pma_read_abilities(struct phy_device *phydev)
 		}
 	}
 
+	/* This is optional functionality. If not supported, we may get an error
+	 * which should be ignored.
+	 */
+	genphy_c45_read_eee_abilities(phydev);
+
 	return 0;
 }
 EXPORT_SYMBOL_GPL(genphy_c45_pma_read_abilities);