linux-kernel - [PATCH v8 net-next 11/11] net: ethernet: ti: am65-cpsw: Fix get_eth_mac

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Message-Id: <20231213110721.69154-12-rogerq@kernel.org>
Date:   Wed, 13 Dec 2023 13:07:21 +0200
From:   Roger Quadros <rogerq@...nel.org>
To:     davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, shuah@...nel.org, vladimir.oltean@....com
Cc:     s-vadapalli@...com, r-gunasekaran@...com, vigneshr@...com,
        srk@...com, horms@...nel.org, p-varis@...com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        rogerq@...nel.org
Subject: [PATCH v8 net-next 11/11] net: ethernet: ti: am65-cpsw: Fix get_eth_mac_stats

We do not support individual stats for PMAC and EMAC so
report only aggregate stats.

Fixes: 67372d7a85fc ("net: ethernet: am65-cpsw: Add standard Ethernet MAC stats to ethtool")
Signed-off-by: Roger Quadros <rogerq@...nel.org>
---
 drivers/net/ethernet/ti/am65-cpsw-ethtool.c | 3 +++
 1 file changed, 3 insertions(+)

Changelog:

v8: initial commit

diff --git a/drivers/net/ethernet/ti/am65-cpsw-ethtool.c b/drivers/net/ethernet/ti/am65-cpsw-ethtool.c
index d2baffb05d55..35e318458b0c 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-ethtool.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-ethtool.c
@@ -671,6 +671,9 @@ static void am65_cpsw_get_eth_mac_stats(struct net_device *ndev,
 
 	stats = port->stat_base;
 
+	if (s->src != ETHTOOL_MAC_STATS_SRC_AGGREGATE)
+		return;
+
 	s->FramesTransmittedOK = readl_relaxed(&stats->tx_good_frames);
 	s->SingleCollisionFrames = readl_relaxed(&stats->tx_single_coll_frames);
 	s->MultipleCollisionFrames = readl_relaxed(&stats->tx_mult_coll_frames);
-- 
2.34.1