From b4e446e2e1ebee1c46fdd4ad429f5cab390e1c46 Mon Sep 17 00:00:00 2001
From: kevlo <kevlo@openbsd.org>
Date: Fri, 23 Feb 2024 01:06:18 +0000
Subject: [PATCH] - Add support for reporting flow control status. - Add
 missing igc_check_for_link() call; from Masanobu SAITOH via NetBSD.

"Fine" deraadt@

ok jan@
---
 sys/dev/pci/if_igc.c | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/sys/dev/pci/if_igc.c b/sys/dev/pci/if_igc.c
index b7bc205b666..b88644ade21 100644
--- a/sys/dev/pci/if_igc.c
+++ b/sys/dev/pci/if_igc.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: if_igc.c,v 1.17 2024/02/14 22:41:48 bluhm Exp $	*/
+/*	$OpenBSD: if_igc.c,v 1.18 2024/02/23 01:06:18 kevlo Exp $	*/
 /*-
  * SPDX-License-Identifier: BSD-2-Clause
  *
@@ -1491,6 +1491,23 @@ igc_media_status(struct ifnet *ifp, struct ifmediareq *ifmr)
 		ifmr->ifm_active |= IFM_FDX;
 	else
 		ifmr->ifm_active |= IFM_HDX;
+
+	switch (sc->hw.fc.current_mode) {
+	case igc_fc_tx_pause:
+		ifmr->ifm_active |= IFM_FLOW | IFM_ETH_TXPAUSE;
+		break;
+	case igc_fc_rx_pause:
+		ifmr->ifm_active |= IFM_FLOW | IFM_ETH_RXPAUSE;
+		break;
+	case igc_fc_full:
+		ifmr->ifm_active |= IFM_FLOW | IFM_ETH_RXPAUSE |
+		    IFM_ETH_TXPAUSE;
+		break;
+	default:
+		ifmr->ifm_active &= ~(IFM_FLOW | IFM_ETH_RXPAUSE |
+		    IFM_ETH_TXPAUSE);
+		break;
+	}
 }
 
 /*********************************************************************
@@ -1591,6 +1608,9 @@ igc_update_link_status(struct igc_softc *sc)
 	struct igc_hw *hw = &sc->hw;
 	int link_state;
 
+	if (hw->mac.get_link_status == true)
+		igc_check_for_link(hw);
+
 	if (IGC_READ_REG(&sc->hw, IGC_STATUS) & IGC_STATUS_LU) {
 		if (sc->link_active == 0) {
 			igc_get_speed_and_duplex(hw, &sc->link_speed,
-- 
2.20.1