Re: [PATCH v2] cpufreq: dt-platdev: allow RK3399 to have separate tunables per cluster

From: Rafael J. Wysocki
Date: Tue Oct 16 2018 - 05:11:58 EST


On Monday, October 8, 2018 7:55:47 AM CEST Viresh Kumar wrote:
> On 05-10-18, 12:00, Dmitry Torokhov wrote:
> > RK3899 has one cluster with 4 small cores, and another one with 2 big
> > cores, with cores in different clusters having different OPPs and thus
> > needing separate set of tunables. Let's enable this via
> > "have_governor_per_policy" platform data.
> >
> > Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
> > ---
> >
> > v2 changes: commit message updated.
> >
> > Not tested, but we had a patch unconditionally enabling
> > CPUFREQ_HAVE_GOVERNOR_PER_POLICY flag in tree we used to ship devices
> > based on RK3399 platform.
> >
> > drivers/cpufreq/cpufreq-dt-platdev.c | 5 ++++-
> > 1 file changed, 4 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c
> > index fe14c57de6ca..040ec0f711f9 100644
> > --- a/drivers/cpufreq/cpufreq-dt-platdev.c
> > +++ b/drivers/cpufreq/cpufreq-dt-platdev.c
> > @@ -78,7 +78,10 @@ static const struct of_device_id whitelist[] __initconst = {
> > { .compatible = "rockchip,rk3328", },
> > { .compatible = "rockchip,rk3366", },
> > { .compatible = "rockchip,rk3368", },
> > - { .compatible = "rockchip,rk3399", },
> > + { .compatible = "rockchip,rk3399",
> > + .data = &(struct cpufreq_dt_platform_data)
> > + { .have_governor_per_policy = true, },
> > + },
> >
> > { .compatible = "st-ericsson,u8500", },
> > { .compatible = "st-ericsson,u8540", },
>
> Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>

Patch applied, thanks!