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SubjectRe: [PATCH v8 0/7] add thermal sensor driver for A64, A83T, H3, H5, H6, R40
On Thu, Feb 6, 2020 at 9:27 PM Ondřej Jirman <megous@megous.com> wrote:
>
> Hi Amit,
>
> On Thu, Feb 06, 2020 at 07:43:59PM +0530, Amit Kucheria wrote:
> > Hi Vasily,
> >
> > For this entire series, the DTS files don't contain any trip points.
> > Did I miss some other series?
> >
> > At a minimum, you should add some "hot" or "critical" trip points
> > since then don't require a cooling-map with throttling actions. If you
> > have "passive" trip points, then you need to provide cooling-maps.
> >
> > Since this series has been merged, could you please follow up with a
> > fixup series to add the trip points?
>
> I don't think lack of trip points causes runtime issues. Or does it? I planned
> to send update with some trip points and cooling maps for 5.7 merge window.
> Is this acceptable?

Yes, I think that would be fine.

> If not, I can send a patch that adds:
>
> + trips {
> + cpu-very-hot {
> + temperature = <100000>;
> + hysteresis = <0>;
> + type = "critical";
> + };
> + };
>
> and
>
> + trips {
> + gpu-very-hot {
> + temperature = <100000>;
> + hysteresis = <0>;
> + type = "critical";
> + };
> + };
>
> everywhere where appropriate. Though that will make rebase of out of
> tree patches that already have a more complicated setup to be sent for the next
> merge window a bit tedious.

Right, don't do that.

> thank you,
> Ondrej
>
> > Regards,
> > Amit
> > p.s. We should catch all this automatically, I'll send out yaml
> > bindings for the thermal framework soon that should catch this stuff.

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