netdev - Re: [PATCH net-next 2/3] nfp: add support for link auto negotiation

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Message-ID: <20220923062114.7db02bce@kernel.org>
Date:   Fri, 23 Sep 2022 06:21:14 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Yinjun Zhang <yinjun.zhang@...igine.com>
Cc:     Simon Horman <simon.horman@...igine.com>,
        David Miller <davem@...emloft.net>,
        Paolo Abeni <pabeni@...hat.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        oss-drivers <oss-drivers@...igine.com>,
        Fei Qin <fei.qin@...igine.com>
Subject: Re: [PATCH net-next 2/3] nfp: add support for link auto negotiation

On Fri, 23 Sep 2022 04:37:58 +0000 Yinjun Zhang wrote:
> > I can't parse what this is saying but doesn't look good  
> 
> I think this comment is clear enough. In previous `
> nfp_net_pf_cfg_nsp`, hwinfo "sp_indiff" is configured into Management
> firmware(NSP), and it decides if autoneg is supported or not and
> updates eth table accordingly. And only `CHANGED` flag is set here so
> that with some delay driver can get the updated eth table instead of
> stale info.

Why is the sp_indif thing configured at the nfp_main layer, before 
the eth table is read? Doing this inside nfp_net_main seems like 
the wrong layering to me.