netdev - Re: [PATCH net-next v2 3/8] ravb: Add num_gstat_queue to struct ravb_hw

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Message-ID: <f5695fbd-f365-c86e-3ca2-41cf59ad8354@gmail.com>
Date:   Tue, 3 Aug 2021 22:22:49 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...il.com>
To:     Biju Das <biju.das.jz@...renesas.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Sergey Shtylyov <s.shtylyov@...russia.ru>,
        Adam Ford <aford173@...il.com>, Andrew Lunn <andrew@...n.ch>,
        Yuusuke Ashizuka <ashiduka@...itsu.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-renesas-soc@...r.kernel.org" 
        <linux-renesas-soc@...r.kernel.org>,
        Chris Paterson <Chris.Paterson2@...esas.com>,
        Biju Das <biju.das@...renesas.com>,
        Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH net-next v2 3/8] ravb: Add num_gstat_queue to struct
 ravb_hw_info

On 8/3/21 10:13 PM, Biju Das wrote:

[...]
>>> The number of queues used in retrieving device stats for R-Car is 2,
>>> whereas for RZ/G2L it is 1.
> 
>>
>>    Mhm, how many RX queues are on your platform, 1? Then we don't need so
>> specific name, just num_rx_queue.
> 
> There are 2 RX queues, but we provide only device stats information from first queue.
> 
> R-Car = 2x15 = 30 device stats
> RZ/G2L = 1x15 = 15 device stats.

    That's pretty strange... how the RX queue #1 is called? How many RX queues are, at all?

> Cheers,
> Biju

MBR, Sergei