netdev - Re: [PATCH v2] net: mtk_sgmii: implement mtk_pcs

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Message-ID: <87lem21hkq.fsf@miraculix.mork.no>
Date:   Mon, 16 Jan 2023 19:04:53 +0100
From:   Bjørn Mork <bjorn@...k.no>
To:     "Russell King (Oracle)" <linux@...linux.org.uk>
Cc:     Frank Wunderlich <frank-w@...lic-files.de>,
        Frank Wunderlich <linux@...web.de>,
        linux-mediatek@...ts.infradead.org,
        Alexander Couzens <lynxis@...0.eu>,
        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-kernel@...r.kernel.org
Subject: Re: [PATCH v2] net: mtk_sgmii: implement mtk_pcs_ops

Bjørn Mork <bjorn@...k.no> writes:

> [   52.473325] offset:20 0x10000

Should have warned about my inability to write the simplest code without
adding more bugs than characters.  20 != 0x20

I hope this makes more sense:


[   44.139420] mtk_soc_eth 15100000.ethernet wan: Link is Down
[   47.259922] mtk_sgmii_select_pcs: id=1
[   47.263683] mtk_pcs_config: interface=4
[   47.267503] offset:0 0x140
[   47.267505] offset:4 0x4d544950
[   47.270210] offset:8 0x20
[   47.273335] offset:0x20 0x31120018
[   47.275939] forcing AN
[   47.281676] mtk_pcs_config: rgc3=0x0, advertise=0x1 (changed), link_timer=1600000,  sgm_mode=0x103, bmcr=0x1200, use_an=1
[   47.292610] mtk_pcs_link_up: interface=4
[   47.296516] offset:0 0x81140
[   47.296518] offset:4 0x4d544950
[   47.299387] offset:8 0x1
[   47.302512] offset:0x20 0x3112011b
[   47.305043] mtk_soc_eth 15100000.ethernet wan: Link is Up - 1Gbps/Full - flow control rx/tx
[   56.619420] mtk_soc_eth 15100000.ethernet wan: Link is Down
[   60.779865] mtk_sgmii_select_pcs: id=1
[   60.783623] mtk_pcs_config: interface=22
[   60.787531] offset:0 0x81140
[   60.787533] offset:4 0x4d544950
[   60.790409] offset:8 0x1
[   60.793535] offset:0x20 0x3112011b
[   60.796057] mtk_pcs_config: rgc3=0x4, advertise=0x20 (changed), link_timer=10000000,  sgm_mode=0x0, bmcr=0x0, use_an=0
[   60.810117] mtk_pcs_link_up: interface=22
[   60.814110] offset:0 0x40140
[   60.814112] offset:4 0x4d544950
[   60.816976] offset:8 0x20
[   60.820105] offset:0x20 0x31120018
[   60.822723] mtk_soc_eth 15100000.ethernet wan: Link is Up - 2.5Gbps/Full - flow control rx/tx


Bjørn