linux-kernel - [PATCH 5.15 087/247] nfp: only report pause frame configuration for physical device

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Date:   Mon, 13 Jun 2022 12:09:49 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Yu Xiao <yu.xiao@...igine.com>,
        Simon Horman <simon.horman@...igine.com>,
        "David S. Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.15 087/247] nfp: only report pause frame configuration for physical device

From: Yu Xiao <yu.xiao@...igine.com>

[ Upstream commit 0649e4d63420ebc8cbebef3e9d39e12ffc5eb9fa ]

Only report pause frame configuration for physical device. Logical
port of both PCI PF and PCI VF do not support it.

Fixes: 9fdc5d85a8fe ("nfp: update ethtool reporting of pauseframe control")
Signed-off-by: Yu Xiao <yu.xiao@...igine.com>
Signed-off-by: Simon Horman <simon.horman@...igine.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
index be1a358baadb..8b614b0201e7 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
@@ -286,8 +286,6 @@ nfp_net_get_link_ksettings(struct net_device *netdev,
 
 	/* Init to unknowns */
 	ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE);
-	ethtool_link_ksettings_add_link_mode(cmd, supported, Pause);
-	ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause);
 	cmd->base.port = PORT_OTHER;
 	cmd->base.speed = SPEED_UNKNOWN;
 	cmd->base.duplex = DUPLEX_UNKNOWN;
@@ -295,6 +293,8 @@ nfp_net_get_link_ksettings(struct net_device *netdev,
 	port = nfp_port_from_netdev(netdev);
 	eth_port = nfp_port_get_eth_port(port);
 	if (eth_port) {
+		ethtool_link_ksettings_add_link_mode(cmd, supported, Pause);
+		ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause);
 		cmd->base.autoneg = eth_port->aneg != NFP_ANEG_DISABLED ?
 			AUTONEG_ENABLE : AUTONEG_DISABLE;
 		nfp_net_set_fec_link_mode(eth_port, cmd);
-- 
2.35.1