linux-kernel - Re: [RFC PATCH v4 5/8] cpuidle: Factor-out power domain related code from PSCI domain driver

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Date:   Fri, 28 May 2021 11:26:18 +0200
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Anup Patel <anup@...infault.org>
Cc:     Anup Patel <anup.patel@....com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Palmer Dabbelt <palmerdabbelt@...gle.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        "Rafael J . Wysocki" <rjw@...ysocki.net>,
        Pavel Machek <pavel@....cz>, Rob Herring <robh+dt@...nel.org>,
        Sandeep Tripathy <milun.tripathy@...il.com>,
        Atish Patra <atish.patra@....com>,
        Alistair Francis <Alistair.Francis@....com>,
        Liush <liush@...winnertech.com>,
        DTML <devicetree@...r.kernel.org>,
        linux-riscv <linux-riscv@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux PM <linux-pm@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [RFC PATCH v4 5/8] cpuidle: Factor-out power domain related code
 from PSCI domain driver

On Tue, 25 May 2021 at 11:05, Ulf Hansson <ulf.hansson@...aro.org> wrote:
>
> On Tue, 25 May 2021 at 07:39, Anup Patel <anup@...infault.org> wrote:
> >
> > On Mon, May 24, 2021 at 11:31 PM Ulf Hansson <ulf.hansson@...aro.org> wrote:
> > >
> > > On Mon, 17 May 2021 at 15:10, Anup Patel <anup.patel@....com> wrote:
> > > >
> > > > The generic power domain related code in PSCI domain driver is largely
> > > > independent of PSCI and can be shared with RISC-V SBI domain driver
> > > > hence we factor-out this code into dt_idle_genpd.c and dt_idle_genpd.h.
> > > >
> > > > Signed-off-by: Anup Patel <anup.patel@....com>
> > >
> > > This is clearly a big step in the right direction. Just a couple minor
> > > things, see more below.
> > >
> > > Note that, I have a couple of patches in the pipe for the
> > > cpuidle-psci-domain driver (not ready to be posted). I need a couple
> > > of more days to confirm this restructuring still makes sense beyond
> > > these potential new changes. I will let you know as soon as I can with
> > > the outcome.
> >
> > Sure, I will wait for more comments from you. I was thinking of sending
> > next revision of patches sometime next week with the renaming of
> > function names which you suggested.
>
> Sounds good, that allows me a few more days this week.

I don't have any further comments at this point. It looks good to me,
but let me have a quick review on the next version before I provide my
ack.

[...]

Kind regards
Uffe