linux-kernel - Re: [PATCH v4 0/5] Add required-opps support to devfreq passive gov

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Message-ID: <CAGETcx9ccBgH2cjHMuecLRNJzTZTC_WZSGiWT-476Dqf2vADkQ@mail.gmail.com>
Date:   Thu, 14 Nov 2019 11:39:06 -0800
From:   Saravana Kannan <saravanak@...gle.com>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     Chanwoo Choi <cw00.choi@...sung.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Viresh Kumar <vireshk@...nel.org>, Nishanth Menon <nm@...com>,
        Stephen Boyd <sboyd@...nel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Sibi Sankar <sibis@...eaurora.org>,
        Android Kernel Team <kernel-team@...roid.com>,
        Linux PM <linux-pm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 0/5] Add required-opps support to devfreq passive gov

On Thu, Nov 14, 2019 at 12:35 AM Viresh Kumar <viresh.kumar@...aro.org> wrote:
>
> On 14-11-19, 00:23, Saravana Kannan wrote:
> > Thanks for checking. I haven't abandoned this patch series. This patch
> > series depends on "lazy linking" of required-opps to avoid a cyclic
> > dependency between devfreq and OPP table population. But Viresh wasn't
> > happy with my implementation of the lazy liking for reasonable
> > reasons.
> >
> > I had a chat with Viresh during one of the several conferences that I
> > met him at. To fix the lazy linking in the way he wanted it meant we
> > had to fix other issues in the OPP framework that arise when OPP
> > tables are shared in DT but not in memory. So he was kind enough to
> > sign up to add lazy linking support to OPPs so that I won't have to do
> > it. So, I'm waiting on that. So once that's added, I should be able to
> > drop a few patches in this series, do some minor updates and then this
> > will be good to go.
>
> I am fixing few other issues in OPP core right now and lazy linking
> is next in the list :)

Thanks Viresh! Glad the offer still stands :)

-Saravana