Hello,
As described in the subject line, the ACPI Suspend (Fn+4) key stops working
after upgrading my ThinkPad P50 BIOS from 1.15 to 1.17
dmesg spits out unknown version of the HKEY interface: 0x200
$ uname -a
Linux p50 4.4.2-gentoo #2 SMP PREEMPT Sun Feb 21 12:28:42 EST 2016 x86_64
Intel(R)
Hello,
$ uname -a
Linux p50 4.4.2-gentoo #2 SMP PREEMPT Sun Feb 21 12:28:42 EST 2016 x86_64
Intel(R) Xeon(R) CPU E3-1505M v5 @ 2.80GHz GenuineIntel GNU/Linux
$ sudo dmesg | grep -i thinkpad_acpi
[3.893358] thinkpad_acpi: ThinkPad ACPI Extras v0.25
[3.893360] thinkpad_acpi:
The problem still persists after upgrading to BIOS 1.19 and Kernel 4.4.3:
$ uname -a
Linux p50 4.4.3-gentoo #2 SMP PREEMPT Mon Feb 29 10:05:14 EST 2016 x86_64
Intel(R) Xeon(R) CPU E3-1505M v5 @ 2.80GHz
GenuineIntel GNU/Linux
$ sudo dmesg | grep -i thinkpad_acpi
[3.196513] thinkpad_acpi: