APPLIED[Unstable]: [SRU v2] [F/Unstable/OEM-OSP1-B/OEM-5.6] [PATCH 0/2] Fix Pericom USB controller OHCI/EHCI PME# defect

Seth Forshee seth.forshee at canonical.com
Mon Jun 1 21:27:39 UTC 2020


On Thu, May 21, 2020 at 01:29:49PM +0800, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1879321
> 
> [Impact]
> Pericom EHCI/OHCI USB Controller can't detect hotplug event when it's
> runtime-suspended, due to its unreliable PME#.
> 
> [Fix]
> Disable PME for all its power state since all of them don't work
> reliably.
> 
> [Test]
> Hotplugging event can be reliably detected by the device, after the fix
> gets applied.
> 
> [Regression Potential]
> Low. This targets specific device, without touching any logic.

Applied to unstable/master, thanks!



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