brocken devfreq simple_ondemand for Odroid XU3/4?

Lukasz Luba lukasz.luba at
Mon Jun 29 07:34:21 EDT 2020

On 6/26/20 12:22 PM, Bartlomiej Zolnierkiewicz wrote:
> On 6/25/20 2:12 PM, Kamil Konieczny wrote:
>> On 25.06.2020 14:02, Lukasz Luba wrote:
>>> On 6/25/20 12:30 PM, Kamil Konieczny wrote:


>>> Kamil do you have plans to refresh and push your next version of the
>>> workqueue solution?
>> I do not, as Bartek takes over my work,
>> +CC Bartek
> Hi Lukasz,

Hi Bartek,

> As you remember in January Chanwoo has proposed another idea (to allow
> selecting workqueue type by devfreq device driver):
> "I'm developing the RFC patch and then I'll send it as soon as possible."
> (
> "After posting my suggestion, we can discuss it"
> (
> so we have been waiting on the patch to be posted..
> Similarly we have been waiting on (any) feedback for exynos-bus/nocp
> fixes for Exynos5422 support (which have been posted by Kamil also in
> January):
> Considering the above and how hard it has been to push the changes
> through review/merge process last year we are near giving up when it
> comes to upstream devfreq contributions. Sylwester is still working on
> exynos-bus & interconnect integration (continuation of Artur Swigon's
> work from last year) & related issues (IRQ support for PPMU)  but
> I'm seriously considering putting it all on-hold..

Thank you for detailed explanation and update. I see. Anyway, if you or
Sylwester need some help with this devfreq workqueue, I offer my time
as a reviewer&tester.

The more generic solution you propose, the better for all platforms.


> Best regards,
> --
> Bartlomiej Zolnierkiewicz
> Samsung R&D Institute Poland
> Samsung Electronics

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