netdev - Re: [PATCH net-next 4/4] net: hns3: disable phy loopback setting in hclge_mac_start

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Message-ID: <fa236262-6bc6-3ef4-030f-76e4929bb636@huawei.com>
Date:   Tue, 4 May 2021 15:38:33 +0800
From:   Huazhong Tan <tanhuazhong@...wei.com>
To:     Andrew Lunn <andrew@...n.ch>
CC:     <davem@...emloft.net>, <kuba@...nel.org>, <netdev@...r.kernel.org>,
        <salil.mehta@...wei.com>, <yisen.zhuang@...wei.com>,
        <huangdaode@...wei.com>, <linuxarm@...neuler.org>,
        <linuxarm@...wei.com>, Yufeng Mo <moyufeng@...wei.com>
Subject: Re: [PATCH net-next 4/4] net: hns3: disable phy loopback setting in
 hclge_mac_start_phy


On 2021/4/30 20:52, Andrew Lunn wrote:
> On Fri, Apr 30, 2021 at 05:06:22PM +0800, Huazhong Tan wrote:
>> From: Yufeng Mo <moyufeng@...wei.com>
>>
>> If selftest and reset are performed at the same time, the phy
>> loopback setting may be still in enable state after the reset,
>> and device cannot link up. So fix this issue by disabling phy
>> loopback before phy_start().
> This sounds like a generic problem, not specific to your
> driver. Please look at solving this within phy_start().
>
> 	Andrew


I will try to send another patch to do that.

thanks.


> .