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Date:   Thu, 6 Jan 2022 00:05:28 +0800
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Subject: Re: [PATCH] Revert "net: usb: r8152: Add MAC passthrough support for
 more Lenovo Docks"
Content-Language: en-US
To:     Oliver Neukum <oneukum@suse.com>, kuba@kernel.org,
        henning.schild@siemens.com, linux-usb@vger.kernel.org,
        netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Cc:     davem@davemloft.net, hayeswang@realtek.com, tiwai@suse.de
References: <20220105155102.8557-1-aaron.ma@canonical.com>
 <394d86b6-bb22-9b44-fa1e-8fdc6366d55e@suse.com>
From:   Aaron Ma <aaron.ma@canonical.com>
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On 1/6/22 00:01, Oliver Neukum wrote:
> 
> On 05.01.22 16:51, Aaron Ma wrote:
>> This reverts commit f77b83b5bbab53d2be339184838b19ed2c62c0a5.
>>
>> This change breaks multiple usb to ethernet dongles attached on Lenovo
>> USB hub.
> 
> Hi,
> 
> now we should maybe discuss a sensible way to identify device
> that should use passthrough. Are your reasons to not have a list
> of devices maintainability or is it impossible?
> 

The USB to ethernet ID is 0bda:8153. It's is original Realtek 8153 ID.
It's impossible.

And ocp data are 0.
No way to identify it's from dock.

Aaron

>      Regards
>          Oliver
>