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

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Message-ID: <3660693.PMFMTDrQKU@diego>
Date:   Fri, 28 Jan 2022 16:48:27 +0100
From:   Heiko Stübner <heiko@...ech.de>
To:     daniel.lezcano@...aro.org, rjw@...ysocki.net,
        Daniel Lezcano <daniel.lezcano@...aro.org>
Cc:     robh@...nel.org, lukasz.luba@....com, arnd@...aro.org,
        linux-kernel@...r.kernel.org, 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

Am Dienstag, 25. Januar 2022, 18:18:09 CET schrieb Daniel Lezcano:
> 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>

Reviewed-by; Heiko Stuebner <heiko@...ech.de>