netdev - Re: r8169 not advertising 1000mbit after suspend anymore

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Message-ID: <20090721223741.GA24735@electric-eye.fr.zoreil.com>
Date:	Wed, 22 Jul 2009 00:37:41 +0200
From:	Francois Romieu <romieu@...zoreil.com>
To:	"Benjamin S." <sbenni@....de>
Cc:	netdev@...r.kernel.org
Subject: Re: r8169 not advertising 1000mbit after suspend anymore

Benjamin S. <sbenni@....de> :
[...]
> I have a Gigabyte GA-MA78G-DS3H mainboard with a RTL8111/8168B Realtek 
> Gigabit Ethernet Controller. Until first suspend everything works as 
> expected, but after suspend only 100mbit are used instead of 1000.

Which kernel do you use ?

[...]
> mii-tool after suspend:
> eth0: negotiated 100baseTx-FD flow-control, link ok
>   product info: vendor 00:07:32, model 17 rev 2
>   basic mode:   autonegotiation enabled
>   basic status: autonegotiation complete, link ok
>   capabilities: 100baseTx-FD 100baseTx-HD 10baseT-FD 10baseT-HD
>   advertising:  100baseTx-FD 100baseTx-HD 10baseT-FD 10baseT-HD flow-control
>   link partner: 100baseTx-FD 100baseTx-HD 10baseT-FD 10baseT-HD flow-control
> 
> mii-tool after setting speed to 1000 with "ethtool -s eth0 speed 1000":
> eth0: negotiated 1000baseT-FD flow-control, link ok
[snip]

At which point it works correctly again, right ?

[...]
> I did not knew if the Switch could be the problem and thus I connected the 
> card to my laptop which also has a gigabit controller, but the result was 
> the same as above.

At least some 8168 appear to lose the link settings :o/

Please send the XID line of the offender taken from dmesg.

-- 
Ueimor
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