Re: [PATCH v1 00/30] Introduce core voltage scaling for NVIDIA Tegra20/30 SoCs

From: Viresh Kumar
Date: Sun Nov 08 2020 - 23:44:01 EST


On 08-11-20, 15:19, Dmitry Osipenko wrote:
> I took a detailed look at the GENPD and tried to implement it. Here is
> what was found:
>
> 1. GENPD framework doesn't aggregate performance requests from the
> attached devices. This means that if deviceA requests performance state
> 10 and then deviceB requests state 3, then framework will set domain's
> state to 3 instead of 10.

It does. Look at _genpd_reeval_performance_state().

--
viresh