[][kernel][common][eth][Fix CISCO FET-10G SFP+ IOT issue]

[Description]
Fix CISCO FET-10G SFP+ IOT issue.

CISCO FET-10G SFP+ module can operate at 10gbaseSR, but not report
this capability in their EEPROM.

If without this patch, the CISCO FET-10G SFP+ might not be able work.

[Release-log]
N/A


Change-Id: Ie34f862593c6b39b59e911cdbe0883b04bd53fc8
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/7354973
diff --git a/target/linux/mediatek/patches-5.4/755-net-phy-sfp-add-rollball-support.patch b/target/linux/mediatek/patches-5.4/755-net-phy-sfp-add-rollball-support.patch
index 65698d9..a7a4481 100644
--- a/target/linux/mediatek/patches-5.4/755-net-phy-sfp-add-rollball-support.patch
+++ b/target/linux/mediatek/patches-5.4/755-net-phy-sfp-add-rollball-support.patch
@@ -676,7 +676,7 @@
  
  #if IS_ENABLED(CONFIG_HWMON)
  	struct sfp_diag diag;
-@@ -303,6 +313,136 @@ static const struct of_device_id sfp_of_
+@@ -303,6 +313,144 @@ static const struct of_device_id sfp_of_
  };
  MODULE_DEVICE_TABLE(of, sfp_of_match);
  
@@ -721,6 +721,12 @@
 +	linkmode_set_bit(ETHTOOL_LINK_MODE_2500baseX_Full_BIT, modes);
 +}
 +
++static void sfp_quirk_10000baseSR(const struct sfp_eeprom_id *id,
++				  unsigned long *modes)
++{
++	linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseSR_Full_BIT, modes);
++}
++
 +static void sfp_quirk_ubnt_uf_instant(const struct sfp_eeprom_id *id,
 +				      unsigned long *modes)
 +{
@@ -758,6 +764,8 @@
 +	// 2500MBd NRZ in their EEPROM
 +	SFP_QUIRK_M("Lantech", "8330-262D-E", sfp_quirk_2500basex),
 +
++	SFP_QUIRK_M("CISCO-JDSU", "PLRXPL-VC-S43-CG", sfp_quirk_10000baseSR),
++
 +	SFP_QUIRK_M("UBNT", "UF-INSTANT", sfp_quirk_ubnt_uf_instant),
 +
 +	SFP_QUIRK_F("ETU", "ESP-T5-R", sfp_fixup_rollball_cc),