Comment 27 for bug 1878279

thx for ur feedback..

same here on Lenovo IdeaPad 3 14IIL05 Core i3-1005G1 (81WD004MGE)

sudo acpidump | grep -C3 ELAN

 27EC0: 70 47 4E 55 4D 0C 10 00 01 06 49 4E 54 31 70 49 pGNUM.....INT1pI
 27ED0: 4E 55 4D 0C 10 00 01 06 49 4E 54 32 A0 34 93 54 NUM.....INT2.4.T
 27EE0: 50 54 59 01 70 0D 4D 53 46 54 30 30 30 31 00 5F PTY.p.MSFT0001._
 27EF0: 48 49 44 70 0D 45 4C 41 4E 30 30 30 31 00 5F 53 HIDp.ELAN0001._S
 27F00: 55 42 70 0A 15 42 41 44 52 70 01 48 49 44 32 A4 UBp..BADRp.HID2.
 27F10: 00 A0 36 93 54 50 54 59 0A 02 70 0D 4D 53 46 54 ..6.TPTY..p.MSFT
 27F20: 30 30 30 31 00 5F 48 49 44 70 0D 53 59 4E 41 30 0001._HIDp.SYNA0

this old fix wont work

https://forums.gentoo.org/viewtopic-t-1086512-start-0.html

greetz