From: Prasad Koya <prasad@arista.com>
Date: Mon, 5 Jun 2023 11:09:01 -0700
Subject: igc: set TP bit in 'supported' and 'advertising' fields of
 ethtool_link_ksettings
Patch-mainline: v6.5-rc2
Git-commit: 9ac3fc2f42e5ffa1e927dcbffb71b15fa81459e2
References: git-fixes

set TP bit in the 'supported' and 'advertising' fields. i225/226 parts
only support twisted pair copper.

Fixes: 8c5ad0dae93c ("igc: Add ethtool support")
Signed-off-by: Prasad Koya <prasad@arista.com>
Acked-by: Sasha Neftin <sasha.neftin@intel.com>
Tested-by: Naama Meir <naamax.meir@linux.intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/intel/igc/igc_ethtool.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/net/ethernet/intel/igc/igc_ethtool.c
+++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c
@@ -1701,6 +1701,8 @@ static int igc_ethtool_get_link_ksetting
 	/* twisted pair */
 	cmd->base.port = PORT_TP;
 	cmd->base.phy_address = hw->phy.addr;
+	ethtool_link_ksettings_add_link_mode(cmd, supported, TP);
+	ethtool_link_ksettings_add_link_mode(cmd, advertising, TP);
 
 	/* advertising link modes */
 	if (hw->phy.autoneg_advertised & ADVERTISE_10_HALF)