Messages in this thread | | | Date | Tue, 13 Jun 2023 09:00:24 +0200 | Subject | Re: [PATCH] thermal: Allow selecting the bang-bang governor as default | From | Daniel Lezcano <> |
| |
On 09/06/2023 14:44, Thierry Reding wrote: > From: Thierry Reding <treding@nvidia.com> > > For many setups the bang-bang governor is exactly what we want. Many > ARM SoC-based devices use fans to cool down the entire SoC and that > works well only with the bang-bang governor because it uses the > hysteresis in order to let the fan run for a while to cool the SoC > down below the trip point before switching it off again. > > The step-wise governor will behave strangely in these situations. It > doesn't use the hysteresis, so it can lead to situations where the fan > is turned on for only a very brief period and then is switched back off, > only to get switched back on again very quickly because the SoC hasn't > cooled down very much.
Applied, thanks
-- <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs
Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook | <http://twitter.com/#!/linaroorg> Twitter | <http://www.linaro.org/linaro-blog/> Blog
| |