From: Marek Behún Date: Wed, 28 Jan 2026 17:00:44 +0000 (+0100) Subject: net: sfp: add quirk for Lantech 8330-265D X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=86a8e8e0ddbc3d14c799536eb888180b84d002f3;p=thirdparty%2Fkernel%2Flinux.git net: sfp: add quirk for Lantech 8330-265D Similar to Lantech 8330-262D-E, the Lantech 8330-265D also reports 2500MBd instead of 3125MBd. Also, all 8330-265D report normal RX_LOS in EEPROM, but some signal inverted RX_LOS. We therefore need to ignore RX_LOS on these modules. Signed-off-by: Marek Behún Link: https://patch.msgid.link/20260128170044.15576-1-kabel@kernel.org Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index 47f095bd91ce..4746a8af3a8d 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -530,9 +530,13 @@ static const struct sfp_quirk sfp_quirks[] = { SFP_QUIRK("HUAWEI", "MA5671A", sfp_quirk_2500basex, sfp_fixup_ignore_tx_fault), - // Lantech 8330-262D-E can operate at 2500base-X, but incorrectly report - // 2500MBd NRZ in their EEPROM + // Lantech 8330-262D-E and 8330-265D can operate at 2500base-X, but + // incorrectly report 2500MBd NRZ in their EEPROM. + // Some 8330-265D modules have inverted LOS, while all of them report + // normal LOS in EEPROM. Therefore we need to ignore LOS entirely. SFP_QUIRK_S("Lantech", "8330-262D-E", sfp_quirk_2500basex), + SFP_QUIRK("Lantech", "8330-265D", sfp_quirk_2500basex, + sfp_fixup_ignore_los), SFP_QUIRK_S("UBNT", "UF-INSTANT", sfp_quirk_ubnt_uf_instant),