Re: lid state stop changing after suspend/resume

From: Renato Botelho <garga_at_FreeBSD.org>
Date: Wed, 21 May 2025 14:00:13 UTC
On 19/05/25 11:33, Renato Botelho wrote:
> Hello!
> 
> I have a ThinkPad E14 2nd gen and recenly installed FreeBSD 15-CURRENT 
> on it.  I noticed a problem with lid state not changing and started to 
> collect more information about it.  Here is what I got.
> 
> I changed hw.acpi.lid_switch_state to none so the laptop doesn't sleep 
> when I open/close the lid and after booting it I can see the sysctl 
> dev.acpi_lid.0.state changing to 0 and back to 1 when I close/open the 
> lid.  It works just like it's expected.
> 
> Then I put the system to sleep using `acpiconf -s 3` and resumed it. 
> After that, dev.acpi_lid.0.state doesn't change anymore to 0 when I 
> close the lid, it keeps its value as 1 until the next boot.
> 
> I've updated BIOS to most recent version provided by Lenovo (1.64) and 
> configured sleep to the value `Linux S3` on BIOS setup utility.
> 
> Attached you can see a full dmesg output.  If you need any other data 
> just let me know.

I've created a bugzilla ticket to track this and attached acpidump -dt 
output.

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=286974

-- 
Renato Botelho