Messages in this thread | | | Subject | RE: Re: devfreq relation with pm qos | From | MyungJoo Ham <> | Date | Tue, 10 Jul 2018 14:58:47 +0900 |
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> + dev freq maintainters. > > On Mon, Jul 9, 2018 at 3:37 AM, noman pouigt <variksla@gmail.com> wrote: > > folks, > > > > I am trying to figure out the relationship between PM QOS > > with devfreq framework. I see this thread[1] where MyungJoo > > talks about QOS and devfreq but that control is through > > sysfs but I don't see any relation of pm qos (kernel/power/qos.c) > > with devfreq directly as devfreq is not calling any of the QOS > > api's. Is this intended? > > > > Isn't QOS value update using pm_qos_update_request has a > > direct relation with devfreq drivers i.e. setting the value to > > high or low selects the corresponding voltage and frequency > > setting in devfreq framework? I went through the devfreq > > drivers and couldn't find that relationship. Is this by design or > > I am missing something very obvious? > > > > [1] https://lwn.net/Articles/484161/
Hello,
Unfortunately, the suggested concept in the referred article was not ever accepted in the mainline.
Cheers, MyungJo
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