linux-kernel - Re: [REGRESSION][BISECTED] asus-wmi driver fails on my laptop

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Message-ID: <bf3b9efd-6700-485a-bd0e-f81de1e11fcf@gmx.de>
Date: Fri, 6 Dec 2024 19:15:04 +0100
From: Armin Wolf <W_Armin@....de>
To: Yura Strilets <yurastr100@...il.com>, platform-driver-x86@...r.kernel.org
Cc: regressions@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [REGRESSION][BISECTED] asus-wmi driver fails on my laptop

Am 06.12.24 um 14:33 schrieb Yura Strilets:

> Hello,
>
> After upgrading from 6.11 to 6.12 a bunch of Fn+Fx buttons(touchpad,
> mic, kb backlight, my asus) stopped working and the
> /sys/(...)/asus::kbd_backlight interface is missing, which,
> considering the dmesg, looks like an asus-wmi driver issue.
>
> I've been able to bisect the issue to the commit
> [b012170fed282151f7ba8988a347670c299f5ab3] "platform/x86: asus-wmi:
> Fix thermal profile initialization"
>
> Additionally, here's some maybe-helpful information:
> my laptop's model -- ASUS Zenbook UX3402VA
> linux distro -- Arch Linux
> .config for bisection -- was taken from /proc/config.gz at 6.12.1 arch
> kernel(attached in [1]) and missing options are default
> dmesg logs -- The "grep asus" parts of both good and bad scenarios can
> be seen below and full logs are at [2] and [3]
>
> == bad.log ==
> [    3.664546] asus_wmi: ASUS WMI generic driver loaded
> [    3.713358] asus_wmi: Initialization: 0x1
> [    3.714126] asus_wmi: SFUN value: 0x21
> [    3.714131] asus-nb-wmi asus-nb-wmi: Detected ATK, not ASUSWMI, use
> DSTS
> [    3.757420] asus_wmi: Failed to set throttle thermal policy
> (retval): 0x0
> [    3.757425] asus_wmi: Failed to set default thermal profile
> [    3.757429] asus-nb-wmi asus-nb-wmi: probe with driver asus-nb-wmi
> failed with error -5
> == end ==
>
> == good.log ==
> [    4.557898] asus_wmi: ASUS WMI generic driver loaded
> [    4.776587] asus_wmi: Initialization: 0x1
> [    4.777253] asus_wmi: SFUN value: 0x21
> [    4.777256] asus-nb-wmi asus-nb-wmi: Detected ATK, not ASUSWMI, use
> DSTS
> [    4.777258] asus-nb-wmi asus-nb-wmi: Detected ATK, enable event queue
> [    4.805497] input: Asus WMI hotkeys as
> /devices/platform/asus-nb-wmi/input/input15
> == end ==
>
> [1] .config - https://pastebin.com/raw/3nDSV8Sm
> [2] bad.log - https://pastebin.com/raw/fvR5Sjzt
> [3] good.log - https://pastebin.com/raw/EazfLAWA
>
> Thanks,
> Yurii
>
I am aware of this issue, the necessary fix (commit 25fb5f47f34d) was already submitted upstream and will likely
show up in the stable kernels soon.

Thanks,
Armin Wolf