Re: [PATCH] of: export of_find_next_cache_node() for modules

From: Dmitry Baryshkov
Date: Wed Oct 11 2023 - 08:59:37 EST


On Wed, 11 Oct 2023 at 15:52, Rob Herring <robh+dt@xxxxxxxxxx> wrote:
>
> On Wed, Oct 11, 2023 at 6:27 AM Dmitry Baryshkov
> <dmitry.baryshkov@xxxxxxxxxx> wrote:
> >
> > The qcom-cpufreq-nvmem module uses of_find_next_cache_node() function,
> > so export it to be available to the modules.
>
> You really should be using the cacheinfo API which has already parsed
> the cache nodes.
>
> Also, why do you need a platform_device? I don't see a driver.
> cacheinfo already creates a struct device, so kind of weird to have 2
> devices.

The driver is pending as a part of the series at [1]. We need to scale
the L2 supplies and clock frequency following the core frequency
changes.

[1] https://lore.kernel.org/linux-arm-msm/20230827115033.935089-9-dmitry.baryshkov@xxxxxxxxxx/

--
With best wishes
Dmitry