APPLIED[P]: [PATCH 0/1][SRU][P/Q] r8169 can not wake on LAN via SFP moudule
Edoardo Canepa
edoardo.canepa at canonical.com
Fri Oct 10 19:36:50 UTC 2025
Applied to plucky:linux/master-next. Thanks.
On 10/2/25 02:59, AceLan Kao wrote:
> From: "Chia-Lin Kao (AceLan)" <acelan.kao at canonical.com>
>
> BugLink: https://bugs.launchpad.net/bugs/2123901
>
> [Impact]
> Can not wake on LAN via Realtek SFP moudule.
>
> [Fix]
> Realtek provides a patch to fix this issue
> https://patchew.org/linux/20250904021123.5734-1-hau@realtek.com/
>
> Which is included in linux-next
> bf7154ffb1c65 r8169: set EEE speed down ratio to 1
>
> [Test]
> 1. On the machine with Realtek SFP module, enable Wake-On-Lan
> $ sudo ethtool --change <your interface name> wol g
> 2. To power on the machine from remote
> $ wakeonlan -i <ip address> <MAC address>
>
> [Where problems could occur]
> This patch reduce the value of EEE speed down ratio. From the commit
> message, it may only affect the power consumption a little bit.
>
> ChunHao Lin (1):
> r8169: set EEE speed down ratio to 1
>
> drivers/net/ethernet/realtek/r8169_main.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
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