linux-kernel - Re: [PATCH] usb: quirks: Add no-lpm quirk for Moshi USB to Ethernet Adapter

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Date:   Mon, 7 Aug 2017 17:33:40 +0800
From:   Kai-Heng Feng <kai.heng.feng@...onical.com>
To:     Oliver Neukum <oneukum@...e.com>
Cc:     gregkh@...uxfoundation.org, Alan Stern <stern@...land.harvard.edu>,
        LKML <linux-kernel@...r.kernel.org>,
        USB list <linux-usb@...r.kernel.org>
Subject: Re: [PATCH] usb: quirks: Add no-lpm quirk for Moshi USB to Ethernet Adapter

On Mon, Aug 7, 2017 at 5:08 PM, Oliver Neukum <oneukum@...e.com> wrote:
> Am Freitag, den 04.08.2017, 17:34 +0800 schrieb Kai-Heng Feng:
>> The Realtek r8153 ethernet does not work on Genesys Logic hub, no-lpm
>> quirk can make it work.
>
> So can you confirm it works with LPM on another hub?

Yes, another r8153 dongle (Dell Type-C to Ethernet) does not have this issue.

>
>> Since another r8153 dongle at my hand does not have the issue, so add
>> the quirk to the hub instead.
>
> This does not match the comment in the patch. This needs to
> be clarified.

The Moshi USB to Ethernet Adapter internally has a Genesys Logic hub.
Ethernet chip r8153 is connected to the Genesys Logic hub.

I'll resend a patch with this information if it's clear enough.

>
>         Regards
>                 Oliver
>