I2C bus on Dell Edge Gateway stops working after upgrading to Ubuntu-4.4.0-180.210
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
HWE Next |
Fix Released
|
Undecided
|
Jesse Sung | ||
linux (Ubuntu) |
Invalid
|
Undecided
|
Jesse Sung | ||
Xenial |
Fix Released
|
Undecided
|
Jesse Sung |
Bug Description
I2C stops working after kernel upgrade:
[ 13.812210] i2c_designware 80860F41:01: Unknown Synopsys component type: 0x00000000
[ 13.855837] i2c_designware 80860F41:01: timeout in enabling adapter
[ 14.856276] i2c_designware 80860F41:01: controller timed out
[ 14.856288] i2c_designware 80860F41:01: Unknown Synopsys component type: 0x00000000
This is caused by the commit
commit 5568c3f29fbd0ec
Author: Andy Shevchenko <email address hidden>
Date: Fri Dec 4 23:49:18 2015 +0200
Revert "ACPI / LPSS: allow to use specific PM domain during ->probe()"
BugLink: https:/
commit b5f88dd1d6efc47
The specific power domain can't be used in a way provided by the commit
01ac170ba29a, i.e. pointer to platform device is a subject to change during
unbound / bind cycle.
This reverts commit 01ac170ba29a990
Fixes: 3df2da968744 (Revert "ACPI / LPSS: introduce a 'proxy' device to power on LPSS for DMA")
Signed-off-by: Andy Shevchenko <email address hidden>
Signed-off-by: Rafael J. Wysocki <email address hidden>
Signed-off-by: Greg Kroah-Hartman <email address hidden>
Signed-off-by: Ian May <email address hidden>
Signed-off-by: Kleber Sacilotto de Souza <email address hidden>
CVE References
Changed in linux (Ubuntu Xenial): | |
status: | New → Confirmed |
assignee: | nobody → Jesse Sung (wenchien) |
tags: | added: oem-priority originate-from-1880661 plano |
Changed in hwe-next: | |
status: | New → In Progress |
assignee: | nobody → Jesse Sung (wenchien) |
Changed in linux (Ubuntu): | |
status: | Confirmed → Invalid |
Changed in linux (Ubuntu Xenial): | |
status: | Confirmed → Fix Committed |
tags: |
added: verification-done-xenial removed: verification-needed-xenial |
Changed in hwe-next: | |
status: | In Progress → Fix Released |
This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification- needed- xenial' to 'verification- done-xenial' . If the problem still exists, change the tag 'verification- needed- xenial' to 'verification- failed- xenial' .
If verification is not done by 5 working days from today, this fix will be dropped from the source code, and this bug will be closed.
See https:/ /wiki.ubuntu. com/Testing/ EnableProposed for documentation how to enable and use -proposed. Thank you!