linux-kernel - Re: [PATCH v2] net: ethernet: mediatek: ppe: add support for flow accounting

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Message-ID: <Y2F9FuJPOCMRy9z5@lunn.ch>
Date:   Tue, 1 Nov 2022 21:09:58 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Daniel Golle <daniel@...rotopia.org>
Cc:     Felix Fietkau <nbd@....name>, John Crispin <john@...ozen.org>,
        Sean Wang <sean.wang@...iatek.com>,
        Mark Lee <Mark-MC.Lee@...iatek.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        netdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] net: ethernet: mediatek: ppe: add support for flow
 accounting

On Tue, Nov 01, 2022 at 07:37:31PM +0000, Daniel Golle wrote:
> The PPE units found in MT7622 and newer support packet and byte
> accounting of hw-offloaded flows. Add support for reading those
> counters as found in MediaTek's SDK[1].
> 
> [1]: https://git01.mediatek.com/plugins/gitiles/openwrt/feeds/mtk-openwrt-feeds/+/bc6a6a375c800dc2b80e1a325a2c732d1737df92
> Signed-off-by: Daniel Golle <daniel@...rotopia.org>

What about ethtool -S support? That is the official API for
statistics, not debugfs.

	    Andrew