netdev - Re: Fw: [Bug 217629] New: [regression] Wake-on-LAN broken in new kernel for E2400 Ethernet Controller with Qualcomm Atheros

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Date: Tue, 4 Jul 2023 18:05:51 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Stephen Hemminger <stephen@...workplumber.org>
Cc: netdev@...r.kernel.org
Subject: Re: Fw: [Bug 217629] New: [regression] Wake-on-LAN broken in new
 kernel for E2400 Ethernet Controller with Qualcomm Atheros

On Mon, Jul 03, 2023 at 03:13:14PM -0700, Stephen Hemminger wrote:
> 
> 
> Begin forwarded message:
> 
> Date: Mon, 03 Jul 2023 15:40:58 +0000
> From: bugzilla-daemon@...nel.org
> To: stephen@...workplumber.org
> Subject: [Bug 217629] New: [regression] Wake-on-LAN broken in new kernel for E2400 Ethernet Controller with Qualcomm Atheros
> 
> 
> https://bugzilla.kernel.org/show_bug.cgi?id=217629
> 
>             Bug ID: 217629
>            Summary: [regression] Wake-on-LAN broken in new kernel for
>                     E2400 Ethernet Controller with Qualcomm Atheros
>            Product: Networking
>            Version: 2.5
>           Hardware: All
>                 OS: Linux
>             Status: NEW
>           Severity: normal
>           Priority: P3
>          Component: Other
>           Assignee: stephen@...workplumber.org
>           Reporter: myrbourfake@...il.com
>         Regression: No
> 
> I recently upgraded my pc to linux mint 21.1 (ubuntu 22.04) with kernel
> 5.15.0.75 and I realized that wake on lan functionality is not working any
> more. Up to Linux Mint 20.3 it was always working perfectly!
> I have a Killer E2400 Gigabit Ethernet Controller with Qualcomm Atheros
> AR816x/AR817x chipset.

This might be a vendor kernel issue.
drivers/net/ethernet/atheros/alx/ethtool.c ethtool_ops does not have a
set_wol. There is no indication it has been removed. So i guess the
vendor kernel might have additional patches adding WoL support.

       Andrew