linux-kernel - Re: [PATCH v7 5/5] rockchip/soc/drivers: Add DTPM description for rk3399

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Message-ID: <CAMuHMdXZEYNjFh2T4beWdfn8av_qXaPbg4yFk=9whESnLBaFAQ@mail.gmail.com>
Date:   Wed, 26 Jan 2022 10:40:37 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Daniel Lezcano <daniel.lezcano@...aro.org>
Cc:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Rob Herring <robh@...nel.org>, lukasz.luba@....com,
        Heiko Stuebner <heiko@...ech.de>, arnd@...aro.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux PM list <linux-pm@...r.kernel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        "moderated list:ARM/Rockchip SoC support" 
        <linux-arm-kernel@...ts.infradead.org>,
        "open list:ARM/Rockchip SoC support" 
        <linux-rockchip@...ts.infradead.org>
Subject: Re: [PATCH v7 5/5] rockchip/soc/drivers: Add DTPM description for rk3399

Hi Daniel,

On Tue, Jan 25, 2022 at 6:18 PM Daniel Lezcano
<daniel.lezcano@...aro.org> wrote:
> The DTPM framework does support now the hierarchy description.
>
> The platform specific code can call the hierarchy creation function
> with an array of struct dtpm_node pointing to their parent.
>
> This patch provides a description of the big / Little CPUs and the
> GPU and tie them together under a virtual 'package' name. Only rk3399 is
> described now.
>
> The description could be extended in the future with the memory
> controller with devfreq.
>
> The description is always a module and it describes the soft
> dependencies. The userspace has to load the softdeps module in the
> right order.
>
> Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org>

Thanks for your patch!

> ---

Can you please insert a changelog here, especially if you don't CC all
parties on the cover letter?
Yes, I can get it from lore, but it's easier for the audience if it's included
here.

Thanks!

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds