[PATCH] net: sfp: add potron quirk to the H-COM SPP425H-GAB4 SFP+ Stick
From: Hamza Mahfooz <hidden>
Date: 2026-01-13 23:38:42
Also in:
lkml, stable
Subsystem:
ethernet phy library, networking drivers, sff/sfp/sfp+ module support, the rest · Maintainers:
Andrew Lunn, Heiner Kallweit, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Russell King, Linus Torvalds
This is another one of those XGSPON ONU sticks that's using the X-ONU-SFPP internally, thus it also requires the potron quirk to avoid tx faults. So, add an entry for it in sfp_quirks[]. Cc: stable@vger.kernel.org Signed-off-by: Hamza Mahfooz <redacted> --- drivers/net/phy/sfp.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index 84bef5099dda..47f095bd91ce 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c@@ -519,6 +519,8 @@ static const struct sfp_quirk sfp_quirks[] = { SFP_QUIRK_F("HALNy", "HL-GSFP", sfp_fixup_halny_gsfp), + SFP_QUIRK_F("H-COM", "SPP425H-GAB4", sfp_fixup_potron), + // HG MXPD-483II-F 2.5G supports 2500Base-X, but incorrectly reports // 2600MBd in their EERPOM SFP_QUIRK_S("HG GENUINE", "MXPD-483II", sfp_quirk_2500basex),
--
2.52.0