From 6467b75cf9d137109579272c03ce631edb0928ee Mon Sep 17 00:00:00 2001
From: Erik Ekman <erik@kryo.se>
Date: Sun, 17 Oct 2021 19:16:57 +0200
Subject: [PATCH] sfc: Fix reading non-legacy supported link modes
Git-commit: 041c61488236a5a84789083e3d9f0a51139b6edf
Patch-mainline: v5.16-rc1
References: stable-5.14.17
commit 041c61488236a5a84789083e3d9f0a51139b6edf upstream.
Everything except the first 32 bits was lost when the pause flags were
added. This makes the 50000baseCR2 mode flag (bit 34) not appear.
I have tested this with a 10G card (SFN5122F-R7) by modifying it to
return a non-legacy link mode (10000baseCR).
Signed-off-by: Erik Ekman <erik@kryo.se>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/net/ethernet/sfc/ethtool_common.c | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)
diff --git a/drivers/net/ethernet/sfc/ethtool_common.c b/drivers/net/ethernet/sfc/ethtool_common.c
index bf1443539a1a..bd552c7dffcb 100644
--- a/drivers/net/ethernet/sfc/ethtool_common.c
+++ b/drivers/net/ethernet/sfc/ethtool_common.c
@@ -563,20 +563,14 @@ int efx_ethtool_get_link_ksettings(struct net_device *net_dev,
{
struct efx_nic *efx = netdev_priv(net_dev);
struct efx_link_state *link_state = &efx->link_state;
- u32 supported;
mutex_lock(&efx->mac_lock);
efx_mcdi_phy_get_link_ksettings(efx, cmd);
mutex_unlock(&efx->mac_lock);
/* Both MACs support pause frames (bidirectional and respond-only) */
- ethtool_convert_link_mode_to_legacy_u32(&supported,
- cmd->link_modes.supported);
-
- supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause;
-
- ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
- supported);
+ ethtool_link_ksettings_add_link_mode(cmd, supported, Pause);
+ ethtool_link_ksettings_add_link_mode(cmd, supported, Asym_Pause);
if (LOOPBACK_INTERNAL(efx)) {
cmd->base.speed = link_state->speed;
--
2.26.2