linux-kernel - Re: [PATCH] Revert "net: usb: r8152: Add MAC passthrough support for more Lenovo Docks"

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Date:   Thu, 6 Jan 2022 00:05:28 +0800
From:   Aaron Ma <aaron.ma@...onical.com>
To:     Oliver Neukum <oneukum@...e.com>, kuba@...nel.org,
        henning.schild@...mens.com, linux-usb@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     davem@...emloft.net, hayeswang@...ltek.com, tiwai@...e.de
Subject: Re: [PATCH] Revert "net: usb: r8152: Add MAC passthrough support for
 more Lenovo Docks"


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
>