Messages in this thread | | | From | "Rafael J. Wysocki" <> | Date | Wed, 27 Mar 2024 16:29:11 +0100 | Subject | Re: [PATCH v2] thermal: devfreq_cooling: Fix perf state when calculate dfc res_util |
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On Fri, Mar 22, 2024 at 9:50 AM Lukasz Luba <lukasz.luba@arm.com> wrote: > > > > On 3/21/24 10:21, Ye Zhang wrote: > > The issue occurs when the devfreq cooling device uses the EM power model > > and the get_real_power() callback is provided by the driver. > > > > The EM power table is sorted ascending,can't index the table by cooling > > device state,so convert cooling state to performance state by > > dfc->max_state - dfc->capped_state. > > > > Fixes: 615510fe13bd ("thermal: devfreq_cooling: remove old power model and use EM") > > Cc: 5.11+ <stable@vger.kernel.org> # 5.11+ > > Signed-off-by: Ye Zhang <ye.zhang@rock-chips.com> > > --- > > v1 -> v2: > > - Update the commit message. > > > > drivers/thermal/devfreq_cooling.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/drivers/thermal/devfreq_cooling.c b/drivers/thermal/devfreq_cooling.c > > index 50dec24e967a..8fd7cf1932cd 100644 > > --- a/drivers/thermal/devfreq_cooling.c > > +++ b/drivers/thermal/devfreq_cooling.c > > @@ -214,7 +214,7 @@ static int devfreq_cooling_get_requested_power(struct thermal_cooling_device *cd > > > > res = dfc->power_ops->get_real_power(df, power, freq, voltage); > > if (!res) { > > - state = dfc->capped_state; > > + state = dfc->max_state - dfc->capped_state; > > > > /* Convert EM power into milli-Watts first */ > > rcu_read_lock(); > > Thanks, LGTM > > Reviewed-by: Lukasz Luba <lukasz.luba@arm.com>
Applied as 6.9-rc material, thanks!
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