netdev - [PATCH net-next] r8169: Use improved RTL8125 hw stats

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Message-ID: <37b44c85-7090-48c8-a307-624244964405@gmail.com>
Date: Mon, 7 Oct 2024 22:23:04 +0200
From: Heiner Kallweit <hkallweit1@...il.com>
To: Realtek linux nic maintainers <nic_swsd@...ltek.com>,
 Paolo Abeni <pabeni@...hat.com>, Jakub Kicinski <kuba@...nel.org>,
 David Miller <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>
Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: [PATCH net-next] r8169: Use improved RTL8125 hw stats

The new hw stat fields partially duplicate existing fields, but with a
larger field size now. Use these new fields to reduce the risk of
overflows.

Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
---
 drivers/net/ethernet/realtek/r8169_main.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 6a9259d85..bd26b7b50 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -1873,6 +1873,14 @@ static void rtl8169_get_ethtool_stats(struct net_device *dev,
 	data[10] = le32_to_cpu(counters->rx_multicast);
 	data[11] = le16_to_cpu(counters->tx_aborted);
 	data[12] = le16_to_cpu(counters->tx_underrun);
+
+	if (rtl_is_8125(tp)) {
+		data[4] = le32_to_cpu(counters->rx_mac_missed);
+		data[5] = le32_to_cpu(counters->align_errors32);
+		data[10] = le64_to_cpu(counters->rx_multicast64);
+		data[11] = le32_to_cpu(counters->tx_aborted32);
+		data[12] = le32_to_cpu(counters->tx_underrun32);
+	}
 }
 
 static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data)
-- 
2.46.2