ELAN900C:00 04F3:2844 touchscreen doesn't work
Bug #1811335 reported by
AceLan Kao
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
HWE Next |
Fix Released
|
Undecided
|
Unassigned | ||
linux (Ubuntu) |
Fix Released
|
Medium
|
AceLan Kao | ||
Bionic |
Fix Released
|
Medium
|
Unassigned | ||
Cosmic |
Fix Released
|
Medium
|
Unassigned |
Bug Description
[Impact]
[ELAN900C:00 04F3:2844] doesn't work
[Fix]
It works under kernel v4.19, so after bisect the kernel and got the first bad commit
e50d95e2ad12 pinctrl: cannonlake: Fix HOSTSW_OWN register offset of H variant
[Test]
Verified on the DELL machine, the touchscreen works well.
[Regression Potential]
Low, the 2 commits are all
Fixes: a663ccf0fea1 ("pinctrl: intel: Add Intel Cannon Lake PCH-H pin controller support")
Should be safe to be included.
CVE References
description: | updated |
tags: | added: originate-from-1810735 somerville |
Changed in linux (Ubuntu Bionic): | |
importance: | Undecided → Medium |
Changed in linux (Ubuntu Cosmic): | |
importance: | Undecided → Medium |
Changed in linux (Ubuntu): | |
importance: | Undecided → Medium |
Changed in linux (Ubuntu Bionic): | |
status: | New → Fix Committed |
Changed in linux (Ubuntu Cosmic): | |
status: | New → Fix Committed |
tags: |
added: verification-done-bionic verification-done-cosmic removed: verification-needed-bionic verification-needed-cosmic |
Changed in linux (Ubuntu): | |
status: | Fix Committed → Fix Released |
Changed in hwe-next: | |
status: | New → Fix Released |
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To avoid conflict, have to cherry pick one more commit
17ac526824a8 pinctrl: cannonlake: Fix community ordering for H variant
e50d95e2ad12 pinctrl: cannonlake: Fix HOSTSW_OWN register offset of H variant