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


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