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Bug 901491 - sys-kernel/gentoo-sources-6.1: Kernel does not recognize touchpad anymore
Summary: sys-kernel/gentoo-sources-6.1: Kernel does not recognize touchpad anymore
Status: RESOLVED FIXED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: Current packages (show other bugs)
Hardware: AMD64 Linux
: Normal normal (vote)
Assignee: Gentoo Linux bug wranglers
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2023-03-16 17:12 UTC by Gentookh
Modified: 2023-03-16 20:01 UTC (History)
0 users

See Also:
Package list:
Runtime testing required: ---

Attachments
dmesg-5.15.88 (dmesg-5.15.88.log,75.04 KB, text/x-log)
2023-03-16 17:13 UTC, Gentookh 		Details
dmesg-6.1.12 (dmesg-6.1.12.log,68.02 KB, text/x-log)
2023-03-16 17:14 UTC, Gentookh 		Details
libinput list-devices 5.15.88 (libinput-list-devices-5.15.88.log,4.56 KB, text/x-log)
2023-03-16 17:16 UTC, Gentookh 		Details
.config 5.15.88 (config-5.15.88,166.91 KB, text/plain)
2023-03-16 17:28 UTC, Gentookh 		Details
.config 6.1.19 (config-6.1.19,177.83 KB, text/plain)
2023-03-16 17:28 UTC, Gentookh 		Details
lspci 5.15.88 (lspci-5.15.88.log,2.42 KB, text/x-log)
2023-03-16 17:32 UTC, Gentookh 		Details
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Description Gentookh 2023-03-16 17:12:20 UTC 
Since update to 6.1 my MSFT0001:00 06CB:CE44 Touchpad/Mouse is not recognised anymore.

Affected kernels:
- 6.1.12
- 6.1.19
- 6.2.6

Last working kernel:
- 5.15.88
Comment 1 Gentookh 2023-03-16 17:13:58 UTC 
Created attachment 858017 [details]
dmesg-5.15.88
Comment 2 Gentookh 2023-03-16 17:14:43 UTC 
Created attachment 858019 [details]
dmesg-6.1.12
Comment 3 Gentookh 2023-03-16 17:16:14 UTC 
Created attachment 858021 [details]
libinput list-devices 5.15.88
Comment 4 Gentookh 2023-03-16 17:19:30 UTC 
My machine is 82MS Yoga Slim 7 Pro 14ACH5
Comment 5 Gentookh 2023-03-16 17:21:24 UTC 
Since 06CB appears to be Synaptics, I've tried the following suggestions:
https://wiki.gentoo.org/wiki/Synaptics#My_Touchpad_is_not_recognized

As well as adding more Synaptics configs to kernel, but nothing helped.
Comment 6 Gentookh 2023-03-16 17:28:22 UTC 
Created attachment 858023 [details]
.config 5.15.88
Comment 7 Gentookh 2023-03-16 17:28:48 UTC 
Created attachment 858025 [details]
.config 6.1.19
Comment 8 Gentookh 2023-03-16 17:32:31 UTC 
Created attachment 858027 [details]
lspci 5.15.88
Comment 9 Gentookh 2023-03-16 17:57:23 UTC 
5.15.102 works as well
Comment 10 Gentookh 2023-03-16 20:01:45 UTC 
Adding `CONFIG_PINCTRL_AMD=y` solves the issue.

Credit: https://forums.gentoo.org/viewtopic-p-8263192.html?sid=2f7e9a02939efbdac365ddd2b3b8af72#8263192