[PATCH v2 00/12] Samsung PM consolidation part 2 (multiplatform)

Doug Anderson dianders at chromium.org
Fri Feb 7 19:51:37 EST 2014


On Fri, Feb 7, 2014 at 3:59 PM, Tomasz Figa <tomasz.figa at gmail.com> wrote:
> On 07.02.2014 23:15, Olof Johansson wrote:
>> On Thu, Feb 06, 2014 at 08:12:45PM +0100, Tomasz Figa wrote:
>>> On Exynos4210-based Trats, Exynos4412-based Trats2 and Exynos5250-based
>>> Arndale boards (except suspend/resume, which is broken because of
>>> unrelated reasons):
>> Has this been reported, and is it being worked on by anyone?
> Yes, reported quite a long time ago by Vikas Sajjan of Samsung/Linaro, but
> I'm not sure if anybody is working to fix it.
> I've been looking into this for a while, but couldn't really find anything
> except that it hangs when PMU starts power state transtion after CPU
> executing WFI instruction.

It's likely it's something else, but just in case I'll point you to a
bug that we fixed that had the same symptom.  There's some details
(and a lot of noise) in <http://crbug.com/218132>.  ...or maybe just
look at the root cause at <http://crosreview.com/42067>.


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