From: Divya Koppera <Divya.Koppera@microchip.com>
To: <arun.ramadoss@microchip.com>, <UNGLinuxDriver@microchip.com>,
<andrew@lunn.ch>, <hkallweit1@gmail.com>, <linux@armlinux.org.uk>,
<davem@davemloft.net>, <edumazet@google.com>, <kuba@kernel.org>,
<pabeni@redhat.com>, <netdev@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: [PATCH net-next v3 1/2] net: phy: Add phy library support to check supported list when autoneg is enabled
Date: Wed, 21 Aug 2024 11:29:05 +0530 [thread overview]
Message-ID: <20240821055906.27717-2-Divya.Koppera@microchip.com> (raw)
In-Reply-To: <20240821055906.27717-1-Divya.Koppera@microchip.com>
From: Divya Koppera <divya.koppera@microchip.com>
Adds support in phy library to accept autoneg configuration only when
feature is enabled in supported list.
Signed-off-by: Divya Koppera <divya.koppera@microchip.com>
---
drivers/net/phy/phy.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 785182fa5fe0..cba3af926429 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -1089,7 +1089,10 @@ int phy_ethtool_ksettings_set(struct phy_device *phydev,
if (autoneg != AUTONEG_ENABLE && autoneg != AUTONEG_DISABLE)
return -EINVAL;
- if (autoneg == AUTONEG_ENABLE && linkmode_empty(advertising))
+ if (autoneg == AUTONEG_ENABLE &&
+ (linkmode_empty(advertising) ||
+ !linkmode_test_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
+ phydev->supported)))
return -EINVAL;
if (autoneg == AUTONEG_DISABLE &&
--
2.17.1
next prev parent reply other threads:[~2024-08-21 5:59 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-21 5:59 [PATCH net-next v3 0/2] Adds support for lan887x phy Divya Koppera
2024-08-21 5:59 ` Divya Koppera [this message]
2024-08-26 1:39 ` [PATCH net-next v3 1/2] net: phy: Add phy library support to check supported list when autoneg is enabled Andrew Lunn
2024-08-21 5:59 ` [PATCH net-next v3 2/2] net: phy: microchip_t1: Adds support for lan887x phy Divya Koppera
2024-08-26 16:30 ` [PATCH net-next v3 0/2] " patchwork-bot+netdevbpf
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