Messages in this thread Patch in this message | | | Subject | Re: [PATCH 1/3] thermal: power_allocator: respect upper and lower bounds for cooling device | From | Daniel Lezcano <> | Date | Wed, 14 Oct 2020 14:31:16 +0200 |
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On 07/10/2020 14:22, Lukasz Luba wrote: > The thermal cooling device specified in DT might be instantiated for > a thermal zone trip point with a limited set of OPPs to operate on. This > configuration should be supported by Intelligent Power Allocation (IPA), > since it is a standard for other governors. Change the code and allow IPA > to get power value of lower and upper bound set for a given cooling > device. > > Signed-off-by: Lukasz Luba <lukasz.luba@arm.com> > --- > drivers/thermal/gov_power_allocator.c | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/drivers/thermal/gov_power_allocator.c b/drivers/thermal/gov_power_allocator.c > index dd59085f38f5..f9ee7787b325 100644 > --- a/drivers/thermal/gov_power_allocator.c > +++ b/drivers/thermal/gov_power_allocator.c > @@ -96,7 +96,8 @@ static u32 estimate_sustainable_power(struct thermal_zone_device *tz) > if (instance->trip != params->trip_max_desired_temperature) > continue; > > - if (power_actor_get_min_power(cdev, tz, &min_power)) > + if (cdev->ops->state2power(cdev, tz, instance->upper, > + &min_power))
if (cdev->ops->state2power && cdev->ops->state2power(cdev, tz, instance->upper, &min_power))
?
> continue; > > sustainable_power += min_power; > @@ -404,7 +405,8 @@ static int allocate_power(struct thermal_zone_device *tz, > > weighted_req_power[i] = frac_to_int(weight * req_power[i]); > > - if (power_actor_get_max_power(cdev, tz, &max_power[i])) > + if (cdev->ops->state2power(cdev, tz, instance->lower, > + &max_power[i])) > continue;
Same here ?
> total_req_power += req_power[i]; >
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