linux-kernel - Re: [PATCH net-next v5 08/13] net: dsa: rzn1-a5psw: add statistics support

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Date:   Thu, 19 May 2022 21:24:34 +0300
From:   Vladimir Oltean <olteanv@...il.com>
To:     Clément Léger <clement.leger@...tlin.com>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Herve Codina <herve.codina@...tlin.com>,
        Miquèl Raynal <miquel.raynal@...tlin.com>,
        Milan Stevanovic <milan.stevanovic@...com>,
        Jimmy Lalande <jimmy.lalande@...com>,
        Pascal Eberhard <pascal.eberhard@...com>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-renesas-soc@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH net-next v5 08/13] net: dsa: rzn1-a5psw: add statistics
 support

On Thu, May 19, 2022 at 05:31:02PM +0200, Clément Léger wrote:
> diff --git a/drivers/net/dsa/rzn1_a5psw.h b/drivers/net/dsa/rzn1_a5psw.h
> index 306cab55db24..649165d37fde 100644
> --- a/drivers/net/dsa/rzn1_a5psw.h
> +++ b/drivers/net/dsa/rzn1_a5psw.h
> @@ -146,7 +146,50 @@
>  
>  #define A5PSW_STATS_HIWORD		0x900
>  
> -#define A5PSW_DUMMY_WORKAROUND		0x5000
> +/* Stats */
> +#define A5PSW_aFramesTransmittedOK		0x868
> +#define A5PSW_aFramesReceivedOK			0x86C
> +#define A5PSW_aFrameCheckSequenceErrors		0x870
> +#define A5PSW_aAlignmentErrors			0x874
> +#define A5PSW_aOctetsTransmittedOK		0x878
> +#define A5PSW_aOctetsReceivedOK			0x87C
> +#define A5PSW_aTxPAUSEMACCtrlFrames		0x880
> +#define A5PSW_aRxPAUSEMACCtrlFrames		0x884
> +	/* If */

It would probably be good to keep the same alignment for all comments here.

> +#define A5PSW_ifInErrors			0x888
> +#define A5PSW_ifOutErrors			0x88C
> +#define A5PSW_ifInUcastPkts			0x890
> +#define A5PSW_ifInMulticastPkts			0x894
> +#define A5PSW_ifInBroadcastPkts			0x898
> +#define A5PSW_ifOutDiscards			0x89C
> +#define A5PSW_ifOutUcastPkts			0x8A0
> +#define A5PSW_ifOutMulticastPkts		0x8A4
> +#define A5PSW_ifOutBroadcastPkts		0x8A8
> +	/* Ether */
> +#define A5PSW_etherStatsDropEvents		0x8AC
> +#define A5PSW_etherStatsOctets			0x8B0
> +#define A5PSW_etherStatsPkts			0x8B4
> +#define A5PSW_etherStatsUndersizePkts		0x8B8
> +#define A5PSW_etherStatsOversizePkts		0x8BC
> +#define A5PSW_etherStatsPkts64Octets		0x8C0
> +#define A5PSW_etherStatsPkts65to127Octets	0x8C4
> +#define A5PSW_etherStatsPkts128to255Octets	0x8C8
> +#define A5PSW_etherStatsPkts256to511Octets	0x8CC
> +#define A5PSW_etherStatsPkts512to1023Octets	0x8D0
> +#define A5PSW_etherStatsPkts1024to1518Octets	0x8D4
> +#define A5PSW_etherStatsPkts1519toXOctets	0x8D8
> +#define A5PSW_etherStatsJabbers			0x8DC
> +#define A5PSW_etherStatsFragments		0x8E0
> +
> +#define A5PSW_VLANReceived			0x8E8
> +#define A5PSW_VLANTransmitted			0x8EC
> +
> +#define A5PSW_aDeferred				0x910
> +#define A5PSW_aMultipleCollisions		0x914
> +#define A5PSW_aSingleCollisions			0x918
> +#define A5PSW_aLateCollisions			0x91C
> +#define A5PSW_aExcessiveCollisions		0x920
> +#define A5PSW_aCarrierSenseErrors		0x924