netdev - Re: Gigabit ethernet r8168/r8169

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Date:   Thu, 30 May 2019 18:39:08 +0200
From:   Heiner Kallweit <hkallweit1@...il.com>
To:     Roman Hergenreder <mail@...anh.de>, netdev@...r.kernel.org
Subject: Re: Gigabit ethernet r8168/r8169

On 30.05.2019 17:21, Roman Hergenreder wrote:
> Dear Realtek crew,
> 
> i hope it is okay, that I contact you this way. If not, please tell me,
> who is responsible for this kind of issues.
> 
> I am currently using Arch Linux (5.1.5-arch1-2-ARCH) on a Lenvo Flex
> 2-14
> (https://www.lenovo.com/us/en/laptops/lenovo/flex-series/flex-2-14/) and
> somehow it only operates at 100 mbps (100baseT/Full or 100baseT/Half). I
> already tried various drivers e.g. r8168, r8168-dkms, r8169 (both
> distribution packages and direct download from the realtek site). Also
> different patch cables (cat 5e, cat6) and different communication
> partners (gigabit router + switch) were tried.
> 
Maybe the chip in your system supports fast ethernet only.
We would need to know at least which exact chip version you have
(grep for XID in dmesg output).
And check with ethtool which modes both link partners support and advertise.

> I wonder if it's a driver/kernel problem or a hardware malfunction.
> 
> If you need any further information or command outputs (lspci, lshw,
> dmesg, journal, ethtool), please contact me.
> 
> I am looking forward for your response if you have time to deal with
> this problem.
> 
> 
> Best Regards
> 
> Roman Hergenreder
> 
> P.S. Sorry for the last failed mail
>