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kernel: add quirk for two SFP+ transceivers
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Backport quirks for two SFP+ modules. Both support the RollBall protocol.
The fix for the FLYPRO module is queued in net-next tree.

Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl>
Link: https://github.com/openwrt/openwrt/pull/19949
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
This commit is contained in:
Aleksander Jan Bajkowski 2025-08-31 21:54:34 +02:00 • committed by Hauke Mehrtens
parent f151951a0f
commit 5e231cc2f0
4 changed files with 89 additions and 3 deletions
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30
target/linux/generic/backport-6.6/786-v6.10-net-sfp-add-quirk-for-another-multigig-RollBall-tran.patch Normal file
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@ -0,0 +1,30 @@
From 1c77c721916ae108c2c5865986735bfe92000908 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20Beh=C3=BAn?= <kabel@kernel.org>
Date: Tue, 9 Apr 2024 09:30:16 +0200
Subject: [PATCH] net: sfp: add quirk for another multigig RollBall transceiver
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Add quirk for another RollBall copper transceiver: Turris RTSFP-2.5G,
containing 2.5g capable RTL8221B PHY.
Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: Eric Woudstra <ericwouds@gmail.com>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/phy/sfp.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -505,6 +505,7 @@ static const struct sfp_quirk sfp_quirks
SFP_QUIRK_M("OEM", "SFP-2.5G-BX10-U", sfp_quirk_2500basex),
SFP_QUIRK_F("OEM", "RTSFP-10", sfp_fixup_rollball_cc),
SFP_QUIRK_F("OEM", "RTSFP-10G", sfp_fixup_rollball_cc),
+ SFP_QUIRK_F("Turris", "RTSFP-2.5G", sfp_fixup_rollball),
SFP_QUIRK_F("Turris", "RTSFP-10", sfp_fixup_rollball),
SFP_QUIRK_F("Turris", "RTSFP-10G", sfp_fixup_rollball),
};

28
target/linux/generic/pending-6.12/750-net-sfp-add-quirk-for-FlyPro-10Gbase-T-module.patch Normal file
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@ -0,0 +1,28 @@
From ddbf0e78a8b20ec18d314d31336a0230fdc9b394 Mon Sep 17 00:00:00 2001
From: Aleksander Jan Bajkowski <olek2@wp.pl>
Date: Sun, 31 Aug 2025 12:59:07 +0200
Subject: net: sfp: add quirk for FLYPRO copper SFP+ module
Add quirk for a copper SFP that identifies itself as "FLYPRO"
"SFP-10GT-CS-30M". It uses RollBall protocol to talk to the PHY.
Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/20250831105910.3174-1-olek2@wp.pl
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/phy/sfp.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -474,6 +474,9 @@ static const struct sfp_quirk sfp_quirks
SFP_QUIRK("ALCATELLUCENT", "3FE46541AA", sfp_quirk_2500basex,
sfp_fixup_nokia),
+ // FLYPRO SFP-10GT-CS-30M uses Rollball protocol to talk to the PHY.
+ SFP_QUIRK_F("FLYPRO", "SFP-10GT-CS-30M", sfp_fixup_rollball),
+
// Fiberstore SFP-10G-T doesn't identify as copper, uses the Rollball
// protocol to talk to the PHY and needs 4 sec wait before probing the
// PHY.

28
target/linux/generic/pending-6.6/750-net-sfp-add-quirk-for-FlyPro-10Gbase-T-module.patch Normal file
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@ -0,0 +1,28 @@
From ddbf0e78a8b20ec18d314d31336a0230fdc9b394 Mon Sep 17 00:00:00 2001
From: Aleksander Jan Bajkowski <olek2@wp.pl>
Date: Sun, 31 Aug 2025 12:59:07 +0200
Subject: net: sfp: add quirk for FLYPRO copper SFP+ module
Add quirk for a copper SFP that identifies itself as "FLYPRO"
"SFP-10GT-CS-30M". It uses RollBall protocol to talk to the PHY.
Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/20250831105910.3174-1-olek2@wp.pl
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/phy/sfp.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -459,6 +459,9 @@ static const struct sfp_quirk sfp_quirks
SFP_QUIRK("ALCATELLUCENT", "3FE46541AA", sfp_quirk_2500basex,
sfp_fixup_long_startup),
+ // FLYPRO SFP-10GT-CS-30M uses Rollball protocol to talk to the PHY.
+ SFP_QUIRK_F("FLYPRO", "SFP-10GT-CS-30M", sfp_fixup_rollball),
+
// Fiberstore SFP-10G-T doesn't identify as copper, uses the Rollball
// protocol to talk to the PHY and needs 4 sec wait before probing the
// PHY.

6
target/linux/realtek/patches-6.12/714-net-phy-sfp-add-support-for-SMBus.patch
View file

@ -10,7 +10,7 @@ Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -691,10 +691,64 @@ static int sfp_i2c_write(struct sfp *sfp
@@ -694,10 +694,64 @@ static int sfp_i2c_write(struct sfp *sfp
return ret == ARRAY_SIZE(msgs) ? len : 0;
}
@ -77,7 +77,7 @@ Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
sfp->i2c = i2c;
sfp->read = sfp_i2c_read;
@@ -726,6 +780,29 @@ static int sfp_i2c_mdiobus_create(struct
@@ -729,6 +783,29 @@ static int sfp_i2c_mdiobus_create(struct
return 0;
}
@ -107,7 +107,7 @@ Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
static void sfp_i2c_mdiobus_destroy(struct sfp *sfp)
{
mdiobus_unregister(sfp->i2c_mii);
@@ -1900,9 +1977,15 @@ static void sfp_sm_fault(struct sfp *sfp
@@ -1903,9 +1980,15 @@ static void sfp_sm_fault(struct sfp *sfp
static int sfp_sm_add_mdio_bus(struct sfp *sfp)
{