netdev - [PATCH net-next] net: sfp: add quirk for FS SFP-10GM-T copper SFP+ module

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Message-ID: <20250226141002.1214000-1-ms@dev.tdt.de>
Date: Wed, 26 Feb 2025 15:10:02 +0100
From: Martin Schiller <ms@....tdt.de>
To: linux@...linux.org.uk, andrew@...n.ch, hkallweit1@...il.com,
	davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
	pabeni@...hat.com
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Martin Schiller <ms@....tdt.de>
Subject: [PATCH net-next] net: sfp: add quirk for FS SFP-10GM-T copper SFP+ module

Add quirk for a copper SFP that identifies itself as "FS" "SFP-10GM-T".
It uses RollBall protocol to talk to the PHY and needs 4 sec wait before
probing the PHY.

Signed-off-by: Martin Schiller <ms@....tdt.de>
---
 drivers/net/phy/sfp.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index 9369f5297769..15284be4c38c 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -479,9 +479,10 @@ static const struct sfp_quirk sfp_quirks[] = {
 	// PHY.
 	SFP_QUIRK_F("FS", "SFP-10G-T", sfp_fixup_fs_10gt),
 
-	// Fiberstore SFP-2.5G-T uses Rollball protocol to talk to the PHY and
-	// needs 4 sec wait before probing the PHY.
+	// Fiberstore SFP-2.5G-T and SFP-10GM-T uses Rollball protocol to talk
+	// to the PHY and needs 4 sec wait before probing the PHY.
 	SFP_QUIRK_F("FS", "SFP-2.5G-T", sfp_fixup_fs_2_5gt),
+	SFP_QUIRK_F("FS", "SFP-10GM-T", sfp_fixup_fs_2_5gt),
 
 	// Fiberstore GPON-ONU-34-20BI can operate at 2500base-X, but report 1.2GBd
 	// NRZ in their EEPROM
-- 
2.39.5